Theme 1 | Mini-Symposia WESC 2021 - Wind Energy Science ...

Theme 1 | Mini-Symposia

Mini-Symposium: Advances in Lattice Boltzmann Methods in Wind Energy

Stefan Ivanell, Henrik Asmuth (Uppsala University)

Mini-Symposium: Advances in Lattice Boltzmann Methods in Wind Energy

May 25 13:40 - 15:20 CEST

Session Chairs: Stefan Ivanell (Uppsala University)

(moderators) Henrik Asmuth (Uppsala University)

Time Duration Speaker Title

13:45 - 14:15 25 + 5 min Manfed Krafczyk GPGPU-accelerated Urban Scale Wind Simulations …

14:15 - 14:35 15 + 5 min Alain Schubiger Investigation of the influence of the inlet bounda…

14:35 - 14:55 15 + 5 min Henrik Asmuth Lattice Boltzmann Large-eddy Simulation of Neutral…

14:55 - 15:15 15 + 5 min Helen Schottenhamml A Holistic CPU/GPU Approach for the Actuator Line …

Session briefing: starting from 12:30 CEST

(same virtual room)

WESC 2021


Mini-Symposium: Array-Array Interactions and Downstream Wake Effects

Rebecca J. Barthelmie, Sara C. Pryor (Cornell University), Charlotte Hasager (DTU Wind Energy)

Mini-Symposium: Array-Array Interactions and Downstream Wake Effects (I)

May 25 15:30 - 17:10 CEST

Session Chairs: Sara C. Pryor (Cornell University)

(moderators) Charlotte Hasager (DTU Wind Energy)


15:30 - 15:50 15 + 5 min Jana Fischereit Farm wakes as seen from mesoscale and high-resolution wake models

15:50 - 16:10 15 + 5 min Jörge Schneemann Large scale offshore wind farm effects measured with scanning lidar

16:10 - 16:30 15 + 5 min Alex Newcombe Efficiencies of offshore wind farms in northern Europe: assessment of the performance of actual wind farms understood in the context of findings from modelling and idealized studies

16:30 - 16:50 15 + 5 min Vasilis Pettas Wind farm wake effects at the Alpha Ventus offshore wind farm

16:50 - 17:10 15 + 5 min Rebecca J. Barthelmie Offshore wakes in the US East coast lease areas


(same virtual room)

WESC 2021


Mini-Symposium: Array-Array Interactions and Downstream Wake Effects (II)

May 25 17:20 - 19:00 CEST

Session Chairs: Rebecca J. Barthelmie (Cornell University)

(moderators) Charlotte Hasager (DTU Wind Energy)


17:20 - 17:35 12 + 3 min Sara C. Pryor 20% of US electricity from onshore wind: Impacts on wakes, system efficiency and regional climate

17:35 - 17:50 12 + 3 min Julie Lundquist Simulating wind plant wakes in WRF: role of added turbulence kinetic energy

17:50 - 18:05 12 + 3 min Tristan Shepherd Sensitivity of wind turbine wake effects and array-array interactions to wind farm parameterization and model resolution

18:05 - 18:20 12 + 3 min Alex Rybchuk Integration of a 3D Planetary Boundary Layer Scheme and the Fitch Wind Farm Parameterization

18:20 - 18:35 12 + 3 min Nicola Bodini Long-term impacts of wind farms on local meteorology

18:35 - 18:50 12 + 3 min Christina Archer The Jensen wind farm parameterization for the WRF model


(same virtual room)

WESC 2021


Mini-Symposium: Data-driven Modeling and Optimization of Wind Farms

Mahdi Abkar (Aarhus University), Jens N. Sørensen (DTU Wind Energy)

Mini-Symposium: Data-driven Modeling and Optimization of Wind Farms (I)

May 25 15:30 - 17:10 CEST

Session Chairs: Mahdi Abkar (Aarhus University)

(moderators) Jens N. Sørensen (DTU Wind Energy)


15:35 - 15:50 12 + 3 min Helen Sheehan (University of Bristol)Predicting Linearised Wind Resource Grids using Convolutional Neural Networks in Style Transfer and Encoder-Decoder Based Architectures

15:50 - 16:05 12 + 3 min Julia Steiner (TU Delft) Data-driven RANS closure for wind turbine wakes under neutral conditions

16:05 - 16:20 12 + 3 min Robert Braunbehrens (Technical University of Munchen)Identification of heterogeneous wind farm flow features from SCADA Data

16:20 - 16:35 12 + 3 min Simon Sejer Pedersen (Aarhus University)Toward wind farm modeling via physics-informed machine learning


(same virtual room)

WESC 2021


Mini-Symposium: Data-driven Modeling and Optimization of Wind Farms (II)

May 25 17:20 - 19:00 CEST

Session Chairs: Mahdi Abkar (Aarhus University)

(moderators) Jens N. Sørensen (DTU Wind Energy)


17:20 - 17:35 12 + 3 min Nicola Bodini (NREL) Lowering long-term energy estimate uncertainty through better wind plant power curves

17:35 - 17:50 12 + 3 min Amy Hodgkin (Imperial College London)Implications of ambient shear and thermal stratification on wind turbine near-wake dynamics

17:50 - 18:05 12 + 3 min Giacomo Valerio Iungo (UT Dallas)Machine Learning Modeling of Wind Turbine Wakes: Clustering of LiDAR measurements and random-forest predictions

18:05 - 18:20 12 + 3 min Abhinav Prakash (Texas A&M University)Data Science for Wind Energy: An R package for facilitating wind farm operations


(same virtual room)

WESC 2021


Mini-Symposium: Entrainment and Blockage Effects on Large Offshore Wind Farms

Tuhfe Göçmen, Jake Badger (DTU Wind Energy)

Mini-Symposium: Entrainment and Blockage Effects on Large Offshore Wind Farms (I)

May 27 13:40 - 15:20 CEST

Session Chairs: Tuhfe Göçmen (DTU Wind Energy)

(moderators) Jake Badger (DTU Wind Energy)


13:45 - 14:05 15 + 5 min Bempedelis Turbulent entrainment in large wind plants

14:05 - 14:25 15 + 5 min Sanchez Gomez The induction zone of a wind farm in stably stratified flow

14:25 - 14:45 15 + 5 min Keane Wind farm cumulative induction zone effect modelling with CFD

14:45 - 15:05 15 + 5 min Riechert Measuring Wind Farm Scale Blockage – First results from a 12-month scanning lidar campaign at a German offshore wind farm


(same virtual room)

WESC 2021


Mini-Symposium: Entrainment and Blockage Effects on Large Offshore Wind Farms (II)

May 27 15:30 - 17:10 CEST

Session Chairs: Tuhfe Göçmen (DTU Wind Energy)

(moderators) Jake Badger (DTU Wind Energy)


15:35 - 15:50 12 + 3 min Mauz An analytical solution for wind deficit decay behind a wind energy converter and wind energy parks using momentum conservation validated by airborne data

15:50 - 16:05 12 + 3 min Platis The influence of offshore wind farms on the latent heat flux

16:05 - 16:15 8 + 2 min Giebel Train2Wind, or how large is an infinite wind farm?

16:15 - 16:25 8 + 2 min Duan Wake flows in an experimentally-modeled offshore wind farm

16:25 - 16:35 8 + 2 min Souaiby Atmospheric Boundary Layer Interactions with Large Wind Farms: A Large Eddy Simulation Study

16:35 - 16:45 8 + 2 min Garcia How can we assure that offshore wind farms will be efficient in 2050?

16:45 - 16:55 8 + 2 min Owda Analysis of wind wakes for a cluster of offshore wind farms from construction to operation date using satellite observations

16:55 - 17:05 8 + 2 min Fraumann Scientific Collaboration in Wind Energy PhD Training Networks


(same virtual room)

WESC 2021


Mini-Symposium: IEA Task 31 "Wakebench" Wind Farm Flow Model Validation

Javier Sanz Rodrigo (CENER), Patrick Moriarty (NREL)

Mini-Symposium: IEA Task 31 "Wakebench" Wind Farm Flow Model Validation (I)

May 27 15:30 - 17:10 CEST

Session Chairs: Javier Sanz Rodrigo (CENER)

(moderators) Patrick Moriarty (NREL)


15:35 - 15:55 15 + 5 min Herbert Owen Large-eddy simulation of atmospheric boundary layer problems with Alya

15:55 - 16:15 15 + 5 min Matias Avila Diurnal cycle simulation of thermally stratified flows over forested complex terrain

16:15 - 16:35 15 + 5 min Gang Huang Evaluation of numerical site calibration results for wind turbine power performance measurement: the Alaiz case

16:35 - 16:55 15 + 5 min Kenneth Brown Higher-Order Validation Methodology for Actuator Line LES Wake Predictions using Nacelle-Mounted LiDAR Measurements


(same virtual room)

WESC 2021


Mini-Symposium: IEA Task 31 "Wakebench" Wind Farm Flow Model Validation (II)

May 28 15:30 - 17:10 CEST

Session Chairs: Javier Sanz Rodrigo (CENER)

(moderators) Patrick Moriarty (NREL)


15:35 - 15:55 15 + 5 min Patrick Moriarty The American Wake Experiment (AWAKEN): Overview and Status Update

15:55 - 16:15 15 + 5 min Stefano Letizia Farm-to-Farm interactions investigated through a WRF-RANS framework for the AWAKEN/ARISE project

16:15 - 16:35 15 + 5 min Alan Hsieh Application of Multilevel-Multifidelity Uncertainty Quantification Towards Multi-turbine Interaction and Wake Characterization

16:35 - 16:55 15 + 5 min Stefano Letizia LiSBOA: a framework for optimal design of LiDAR scanning strategies and statistics retrieval


(same virtual room)

WESC 2021


Mini-Symposium: Interactions of Large-Scale Offshore Wind Farms with the Marine Atmospheric Boundary Layer of the German Bight

Martin Dörenkämper (Fraunhofer IWES), Stefan Emeis (Karlsruhe Institute of Technology), Nicolai Nygaard ( Ørsted)

Mini-Symposium: Interactions of Large-Scale Offshore Wind Farms with the Marine Atmospheric Boundary Layer of the German Bight

May 26 13:40 - 15:20 CEST

Session Chairs: Martin Dörenkämper (Fraunhofer IWES)

(moderators) Stefan Emeis (Karlsruhe Institute of Technology)

Nicolai Nygaard (Ørsted)


13:55 - 14:10 12 + 3 min Martin Dörenkämper Improving mesoscale resource assessment in coastal areas by aircraft measurements and LES-studies - recent results from the X-Wakes project

14:10 - 14:25 12 + 3 min Beatriz Cañadillas Wind-farm blockage in engineering models: A comparison with LES simulations

14:25 - 14:40 12 + 3 min Bedassa R. Cheneka Potential Changes in Wind Power Ramp Behaviour under a Projected Climate Change Scenario

14:40 - 14:55 12 + 3 min Sara Porchetta Surface wave influences on offshore wind turbines: a coupled atmosphere-wave model investigation

14:55 - 15:10 12 + 3 min Lukas Vollmer Influence of large-scale circulation effects on AEP calculations


(same virtual room)

WESC 2021


Mini-Symposium: Lidars and floating wind energy – Collaboration of Innovative Training Networks LIKE and FLOAWER

Jakob Mann (DTU Wind Energy), Ines Wuerth, Oliver Bischoff (University of Stuttgart)

Mini-Symposium: Lidars and floating wind energy – Collaboration of Innovative Training Networks LIKE and FLOAWER (I)

May 28 13:40 - 15:20 CEST

Session Chairs: Jakob Mann (DTU Wind Energy)

(moderators) Ines Wuerth (University of Stuttgart)

Oliver Bischoff (University of Stuttgart)


13:40 - 13:50 10 min Jakob Mann Overview of the PhD network LIKE

13:50 - 14:00 10 min Sandrine Aubrun Overview of the Innovative Training Network FLOAWER

14:00 - 14:15 12 + 3 min Haichen Zuo Validation of Aeolus Wind Observations with in-situ Measurements and Reanalysis Dataset in Oceania

14:15 - 14:30 12 + 3 min Jan Markus Diezel Atmospheric boundary layer characterization for airborne wind energy applications

14:30 - 14:45 12 + 3 min Daniel Hatfield Exploring ferry lidar data through scatterometer winds

14:45 - 15:00 12 + 3 min Ana Garcia Correa Wind resource assessment at SEM REV test site through spatially-distributed instrumentation

15:00 - 15:15 12 + 3 min Priscila M. S. Orozco Normalized-wake characterization by long-range lidars


(same virtual room)

WESC 2021


Mini-Symposium: Lidars and floating wind energy – Collaboration of Innovative Training Networks LIKE and FLOAWER (II)

May 28 15:30 - 17:10 CEST

Session Chairs: Jakob Mann (DTU Wind Energy)


Oliver Bischoff (University of Stuttgart)

Sandrine Aubrun (École Centrale de Nantes)


15:35 - 15:50 12 + 3 min Thibault Desert Error quantification as a function of metocean conditions and correction of wave induced turbulence intensity bias assessed with a Floating LiDAR System

15:50 - 16:05 12 + 3 min Zhaoyu Zhang LIDAR Assisted Model Predictive Control of Wind Turbine

16:05 - 16:20 12 + 3 min Hugo Rubio Evaluating the performance of ship-based lidar measurements by comparing the data from a short- and long-range lidar profiler in the Atlantic Ocean

16:20 - 16:35 12 + 3 min Lukas Pauscher Turbulence measurements using a triple-Doppler lidar technique

16:35 - 16:50 12 + 3 min Liqin Jin Compacted measurement volume of continuous-wave Lidar with a novel optical configuration

16:50 - 17:05 12 + 3 min Shahbaz Pathan Robotic Lidar Wind Flow and Velocity Measurements


(same virtual room)

WESC 2021


Mini-Symposium: Lidars and Numerical Models – How They Correspond and Interact

Julia Gottschall (Fraunhofer IWES), Peter Clive (Black & Veatch)

Mini-Symposium: Lidars and Numerical Models – How They Correspond and Interact (I)

May 26 15:30 - 17:10 CEST

Session Chairs: Julia Gottschall (Fraunhofer IWES)

(moderators) Peter Clive (Black & Veatch)


15:35 - 15:50 12 + 3 min Julia Gottschall What is more accurate – a wind lidar measurement or the ouput of a numerical model?

15:50 - 16:05 12 + 3 min Lu Zhan Optimal tuning of engineering wake models through LiDAR measurements

16:05 - 16:20 12 + 3 min Arjun Anantharaman Scanning lidar and engineering models: Improved prediction of offshore wind farm wake development

16:20 - 16:35 12 + 3 min Aidan Keane Validation of an analytical full wind turbine wake model with Galion Lidar

16:35 - 16:50 12 + 3 min Ishaan Sood Comparison of Large Eddy Simulations against measurements from the Lillgrund offshore windfarm

16:50 - 17:05 12 + 3 min Christiane Montavon Modelling Wind Farm Scale Blockage – First results from a 12-month scanning lidar campaign at a German offshore wind farm


(same virtual room)

WESC 2021


Mini-Symposium: Lidars and Numerical Models – How They Correspond and Interact (II)

May 26 17:20 - 19:00 CEST

Session Chairs: Peter Clive (Black & Veatch)

(moderators) Julia Gottschall (Fraunhofer IWES)


17:20 - 17:35 12 + 3 min Balthazar Sengers Optimal lidar scanning pattern for wake composition under yaw misalignment

17:35 - 17:50 12 + 3 min Mithu Debnath Turbulence intensity corrections of pulse-based profiling Doppler lidars

17:50 - 18:05 12 + 3 min Lindsay Sheridan Assessment of Offshore Model Wind Speed Performance in the Northwestern Atlantic Ocean Using Lidar Buoy Data

18:05 - 18:20 12 + 3 min Mike Optis Validation of Novel Wind Speed Extrapolation Models using Offshore Floating Lidar

18:20 - 18:35 12 + 3 min Peter Clive The implications of emerging data sharing protocols for the integration of lidar measurements and wind flow models


(same virtual room)

WESC 2021


Mini-Symposium: The Pragmatic Choice of Wind Models for Wind Resource Assessment

Sarah Barber, Florian Hammer (Eastern Switzerland University of Applied Sciences)

Mini-Symposium: The Pragmatic Choice of Wind Models for Wind Resource Assessment

May 26 15:30 - 17:10

Session Chairs: Sarah Barber (Eastern Switzerland University of Applied Sciences)

(moderators) Florian Hammer (Eastern Switzerland University of Applied Sciences)


15:30 - 15:50 15 + 5 min Sarah Barber The Pragmatic Choice of Wind Model in Complex Terrain – Decision Tool Development

15:50 - 16:10 15 + 5 min Andreas Rumpf The effect of flow turning on Annual Energy Production estimations in complex terrain

16:10 - 16:30 15 + 5 min Sebastian Remmler Wind-speed time series prediction at the Perdigão site using “E-Wind”

16:30 - 16:50 15 + 5 min Federico Bernardoni Wind resource assessment over real complex topography: a procedure to integrate field data with high-fidelity numerical simulations

16:50 - 17:10 15 + 5 min Kartik Venkatraman Influence of thermal stability and forest canopy in non-neutral atmospheric boundary modelling over complex terrain


(same virtual room)

WESC 2021


Mini-Symposium: Wind Farm Control

Gregor Giebel (DTU Wind Energy), Jan-Willem van Wingerden (TU Delft), Paul Fleming (NREL), Johan Meyers (KU Leuven),

Katherine Dykes (DTU Wind Energy), Carlo L. Bottasso (TU Munich), Paul Veers (NREL)

Mini-Symposium: Wind Farm Control (I)

May 26 17:20 - 19:00

Session Chairs: Carlo L. Bottasso (TU Munich)

(moderators) Jan-Willem van Wingerden (TU Delft)


17:25 - 17:40 12 + 3 min Marcus Becker Maturing FLORIS towards a Dynamic Wind Farm Model: The inclusion of time-dependent wake propagation, time-varying atmospheric conditions and heterogeneous inflow conditions

17:40 - 17:55 12 + 3 min Rafael Mudafort The Modularized FLORIS Framework for Wind Farm Controls and Wake Modeling

17:55 - 18:10 12 + 3 min Paul Fleming Results of a validation campaign on wake steering using static yaw angles

18:10 - 18:25 12 + 3 min Thomas Duc Results from a Wake Steering Wind Farm Control Experiment at a Commercial Wind Farm: Investigating the Wind Speed Dependence of Wake Steering Performance

18:25 - 18:40 12 + 3 min Tuhfe Göçmen FarmConners Wind Farm Flow Control Benchmark Results

18:40 - 18:55 12 + 3 min Michael Smailes Wind Farm Flow Control in Flexible Electricity Markets – Initial Results of FarmConners Market Showcases


(same virtual room)

WESC 2021


Mini-Symposium: Wind Farm Control (II)

May 27 13:40 - 15:20

Session Chairs: Katherine Dykes (DTU Wind Energy)

(moderators) Paul Fleming (NREL)


13:45 - 14:00 12 + 3 min Christopher Bay Increasing Turbine Density for Wind Plants Through Combined Layout and Yaw Optimization

14:00 - 14:20 15 + 5 min Ju Feng Assessing the AEP increase potential of wind farm control by wake steering

14:20 - 14:40 15 + 5 min Til Kristian Vrana Electrical design and control for grid code compliance and ancillary service provision

14:40 - 15:00 15 + 5 min Lars Landberg Bankability of Wind Farm Control

15:00 - 15:20 15 + 5 min Elena Cantero Wind farm performance optimization from design phase


(same virtual room)

WESC 2021


Mini-Symposium: Wind Farm Control (III)

May 27 15:30 - 17:10

Session Chairs: Gregor Giebel (DTU Wind Energy)

(moderators) Johan Meyers (KU Leuven)


15:35 - 15:50 12 + 3 min Dan Houck Mid-fidelity simulations and comparisons of five techniques for axial induction control of a wind turbine

15:50 - 16:05 12 + 3 min Ervin Bossanyi Simple induction control scheme for wind farms

16:05 - 16:20 12 + 3 min Mariana Montenegro MonteroExploiting vortex roll-up mechanism to promote wake recovery through a periodic and asymmetric collective pitch motion

16:20 - 16:35 12 + 3 min Jonas Schmidt Adaptive time-series based wind farm optimization

16:35 - 16:50 12 + 3 min Kenneth Brown Towards Dynamic Wind Turbine Wake Control for Lowered Cost of Energy

16:50 - 17:05 12 + 3 min Majid Bastankhah Curled wake shape evolution downstream of yawed wind turbines: a theoretical study


(same virtual room)

WESC 2021


Mini-Symposium: Wind Power Forecasting

Gregor Giebel (DTU Wind Energy), Corinna Möhrlen (WEPROG), John Zack (UL Renwables), Ricardo J. Bessa (INESC TEC)

Mini-Symposium: Wind Power Forecasting (I)

May 25 13:40 - 15:20

Session Chairs: Corinna Möhrlen (WEPROG)

(moderators) Ricardo J. Bessa (INESC TEC)


13:40 - 14:00 15 + 5 min Gregor Giebel IEA Wind Task 36 - Forecast and Usage Improvements

14:00 - 14:20 15 + 5 min George Kariniotakis Research directions and results in the Smart4RES project for improving renewable energy forecasting

14:20 - 14:40 15 + 5 min Brice Olivier Improving operational wind power forecasts by downscaling wind forecasting in complex terrains using WRF

14:40 - 15:00 15 + 5 min Jaime Liew A streaming dynamic mode decomposition approach to wind farm forecasting

15:00 - 15:20 15 + 5 min Akylas Stratigakos Short-term trading of wind energy production using data-driven prescriptive optimization


(same virtual room)

WESC 2021


Mini-Symposium: Wind Power Forecasting (II)

May 25 15:30 - 17:10

Session Chairs: Gregor Giebel (DTU Wind Energy)

(moderators) John Zack (UL Renewables)


15:30 - 15:50 15 + 5 min Rosemary Tawn Forecast combination and adaptation for improved ramp forecasts

15:50 - 16:10 15 + 5 min Nicola Bodini Machine learning and Analog Ensemble techniques for temporal extrapolation of long-term wind resource uncertainty

16:10 - 16:30 15 + 5 min Andrew Kumler Probabilistic Day-Ahead Forecasting using an Analog Ensemble Approach for Wind Farm Grid Services

16:30 - 16:50 15 + 5 min Ricardo Bessa Integration of wind energy uncertainty in predictive grid management: can we make it simple?

16:50 - 17:10 15 + 5 min Corinna Möhrlen Overcoming psychological Barriers of using Probabilistic Power Forecasting with Games and Experiments


(same virtual room)

WESC 2021

Theme 1 | Regular Sessions

Wind Resource Assessment (I)

May 25 13:40 - 15:20

Session Chairs: Doron Callies (Fraunhofer IEE, University of Kassel)

(moderators) Lars Landberg (DNV GL)


13:45 - 14:00 12 + 3 min Schneider New wind atlas generation for Europe and Germany based on ERA5

14:00 - 14:15 12 + 3 min Olsen A model-chain for wind resource assessment in complex terrain via statistical-dynamical downscaling using dynamical tendencies for meso-micro coupling

14:15 - 14:30 12 + 3 min Floors Integrated wind resource modelling with WRF and PyWAsP

14:30 - 14:45 12 + 3 min Svenningsen Calculation of a global atlas of expected wind turbine design class

14:45 - 15:00 12 + 3 min Duran Wind resource assessment using a novel meso-microscale coupling framework based on two-level self-organized maps clustering

15:00 - 15:15 12 + 3 min Hahmann Optimising the WRF model configuration for the Mexican Wind Atlas


(same virtual room)

WESC 2021


Wind Resource Assessment (II)

May 25 17:20 - 19:00 CEST

Session Chairs: Lars Landberg (DNV GL)

(moderators) Ashim Giyanani (Fraunhofer IWES)


17:25 - 17:40 12 + 3 min Callies Optimization of wind measurements for resource assessment using the new LiMeS tool and the lidar availability map

17:40 - 17:55 12 + 3 min Andrew Black Modelisation of Lidar deviation to point measurement: model, validation with onsite data and demonstration of more accurate wind field retrieval method

17:55 - 18:10 12 + 3 min Wildmann Measurement of sub-mesoscale structures in the atmospheric boundary layer with Doppler wind lidar during the FESSTVaL campaign

18:10 - 18:25 12 + 3 min Kidambi Synchronised WindScanner Measurements Between Two Closely Spaced Wind Turbines

18:25 - 18:40 12 + 3 min Jäger Uncertainties of multiple-point measurements with multi lidar

18:40 - 18:55 12 + 3 min Wolken-Möhlmann The MALIBU concept: Can we assess the uncertainty of a floating lidar system for a new location using existing trial data?


(same virtual room)

WESC 2021


Wind Resource Assessment (III)

May 26 15:30 - 17:10 CEST

Session Chairs: Sandra Schwegmann (Fraunhofer IWES)

(moderators) (NN) ( - )


15:35 - 15:50 12 + 3 min Emeis The analytical wind farm efficiency and wake model EFFWAKE

15:50 - 16:05 12 + 3 min Nørkær Sørensen Simple model for assessment of energy production and costs of offshore wind farms

16:05 - 16:20 12 + 3 min Minz To what extent can the Kinetic Energy Budget of the Atmosphere approach explain the reduction in offshore generation efficiency of developments planned in the German Bight by 2050

16:20 - 16:35 12 + 3 min Ollier The interaction of naturally occurring atmospheric gravity waves with an offshore wind farm

16:35 - 16:50 12 + 3 min Adib Horizontal Roll Vortices in RANS simulations of stably stratified atmospheric boundary layer

16:50 - 17:05 12 + 3 min Kara Extreme Winds and Risk Analysis in Turkey based on the Different Statistical Methods


(same virtual room)

WESC 2021


Wind Resource Assessment (IV)

May 27 13:40 - 15:20 CEST

Session Chairs: Bjarke Tobias Olsen (DTU Wind Energy)

(moderators) Bughsin Djath (Helmholtz Center Hereon)


13:45 - 14:00 12 + 3 min Nielsen Long-term correction and conditional time series simulation by a diffusion-based transformation

14:00 - 14:15 12 + 3 min Schwegmann Optimizing MCP-based gap filling with Machine Learning approaches using Hyperparameter tuning and feature engineering

14:15 - 14:30 12 + 3 min Li Automated identification of Dunkelflaute events: a convolutional neural network-based autoencoder approach

14:30 - 14:45 12 + 3 min Arnold A Use Case for a Numerical Self Consistency Test in Preparation of a Power Curve Measurement Site

14:45 - 15:00 12 + 3 min Giyanani Characterizing the wind field by deriving key parameters from in-situ measurements at Testfeld BHV

15:00 - 15:15 12 + 3 min Goretti Estimation of wind resources and wind energy production using the ERA5 reanalysis data


(same virtual room)

WESC 2021


Wind Resource Assessment (V)

May 28 15:30 - 17:10 CEST

Session Chairs: Julia Gottschall (Fraunhofer IWES)

(moderators) Norman Wildmann (German Aerospace Center - DLR)


15:35 - 15:50 12 + 3 min Djath Study of Coastal effects relevant for the offshore windfarm sector using spaceborne synthetic aperture radar data

15:50 - 16:05 12 + 3 min de Montera Generating wind ressources maps at hub height with SAR and machine learning

16:05 - 16:20 12 + 3 min Karagali Using Earth Observation ocean winds for wind energy

16:20 - 16:35 12 + 3 min Borgers Evaluation of a high-resolution dynamical downscaling of ERA5 with COSMO-CLM for the North Sea

16:35 - 16:50 12 + 3 min Dayal 10-year mesoscale wind resource assessment of the small island developing state of Fiji using the Weather Research and Forecasting (WRF) model


(same virtual room)

WESC 2021


Large Scale Wind Farm Wake Modeling

May 26 17:20 - 19:00 CEST

Session Chairs: Sara C. Pryor (Cornell University)

(moderators) Rebecca Barthelmie (Cornell University)


17:25 - 17:40 12 + 3 min Rosencrans Quantifying Uncertainty of Wake Impacts in US Offshore Wind Resource Areas

17:40 - 17:55 12 + 3 min Antonini How atmospheric pressure gradients and Coriolis forces control the power density of large wind farms

17:55 - 18:10 12 + 3 min Starke Analysis of a wind farm with a hybrid (aligned-random) pattern using the Area Localized Coupled (ALC) model

18:10 - 18:25 12 + 3 min Dong Evaluation on the predictive capability of actuator disk model in simulating wakes of turbines of different designs

18:25 - 18:40 12 + 3 min Li Effects of vertical shear on the wake centerline deflection behind a non-yawed wind turbine

18:40 - 18:55 12 + 3 min Churchfield The “Wake-Diffusion” Rotor: A Wake-Mitigation Concept


(same virtual room)

WESC 2021


Wind Farm Modeling & Analytical Approaches

May 27 13:40 - 15:20 CEST

Session Chairs: Andrea Hahmann (DTU Wind Energy)

(moderators) Sarah Barber (East Switzerland University of Applied Sciences)


13:45 - 14:00 12 + 3 min Fleming Analytical solution for the cumulative wake of wind turbines in wind farms

14:00 - 14:15 12 + 3 min Ali Raza Ashgar A Dynamic Wind Farm Wake Model Implemented in OpenFAST

14:15 - 14:30 12 + 3 min Pedersen A global blockage model for wind farm development

14:30 - 14:45 12 + 3 min Narciso Vortex displacement in the curled wake model: Implementation and impact evaluation

14:45 - 15:00 12 + 3 min Anas Abdulrahim Comparison of analytical wake model predictions with experimental data for a non-uniform porous disc for uniform and non-uniform inflow conditions

15:00 - 15:15 12 + 3 min Fontella Understanding the wake of floating wind turbines with high-fidelity wind tunnel experiments


(same virtual room)

WESC 2021


High-Fidelity Wake Modeling

May 25 13:40 - 15:20 CEST

Session Chairs: Xiaoli Larsén (DTU Wind Energy)

(moderators) Pierre-Elouan Réthoré (DTU Wind Energy)


13:45 - 14:00 12 + 3 min Lanzilo A model for wind-farm power prediction in presence of meso-scale background gradients

14:00 - 14:15 12 + 3 min Stieren Large eddy simulations of wind farm cluster wakes

14:15 - 14:30 12 + 3 min Muscari On the free stream velocity sampling in ActuatorLine Models: review and assessment with respect to wake description

14:30 - 14:45 12 + 3 min Abkar Model-form uncertainty quantification in RANS simulations of wind turbine wakes

14:45 - 15:00 12 + 3 min Hanssen-Bayer Comparison of wake flow, power and load measurements from three mid-fidelity wake models based on the DWM approach

15:00 - 15:15 12 + 3 min Reinwardt Validation of different multiple wake models for wind turbines in combination with the DWM model


(same virtual room)

WESC 2021


Wakes Models and Data

May 26 15:30 - 17:10 CEST

Session Chairs: Rebecca Barthelmie (Cornell University)

(moderators) Sara C. Pryor (Cornell University)


15:35 - 15:50 12 + 3 min Neunaber Application of bluff-body wake models to wind turbine wakes

15:50 - 16:05 12 + 3 min Sebastini Power production of five aligned wind turbines

16:05 - 16:20 12 + 3 min Bastine Investigating the evolution of wake turbulence with nacelle-based lidar measurements

16:20 - 16:35 12 + 3 min Vinnes Experimental assessment of the velocity field in a wind farm induction zone

16:35 - 16:50 12 + 3 min Murcia Leon Data-driven offshore cluster wake effects for wind energy hub design


(same virtual room)

WESC 2021


Mesoscale Modelling and Forecasting (I)

May 26 13:40 - 15:20 CEST

Session Chairs: Gerald Steinfeld (ForWind, University of Oldenburg)

(moderators) Balthazar Sengers (ForWind, University of Oldenburg)


13:45 - 14:00 12 + 3 min Yakoub Short Term Power Forecasts for Distributed Wind Turbines Using Support Vector Regression

14:00 - 14:15 12 + 3 min Luzia Correlations in NEWA time series: Evaluation and model sensitivity

14:15 - 14:30 12 + 3 min Pérez-Landa Impact study of WFIP2 results on an operational wind energy forecasting system

14:30 - 14:45 12 + 3 min Friedrich Multiscale stochastic refinement and stochastic interpolation of sparse time signals and fields

14:45 - 15:00 12 + 3 min Neirynck How do mesoscale weather systems interact with off-shore wind farms: A study for the Kattegat (Denmark, Sweden) with the mesoscale model COSMO-CLM and satellite scatterometer data

15:00 - 15:15 12 + 3 min Devesse The influence of free-atmosphere wave reflection on wind-farm gravity-wave interaction


(same virtual room)

WESC 2021


Mesoscale Modelling and Forecasting (II)

May 26 17:20 - 19:00 CEST

Session Chairs: Julie K. Lundquist (NREL, University of Colorado)

(moderators) Martin Dörenkämper (Fraunhofer IWES)


17:25 - 17:40 12 + 3 min Floors Satellite-based estimation of roughness lengths and displacement heights for wind resource modelling

17:40 - 17:55 12 + 3 min Redfern The role of sea surface temperature forcing in offshore wind energy forecasting

17:55 - 18:10 12 + 3 min Adib Time series based approach for wind flow prediction

18:10 - 18:25 12 + 3 min Manero Forecastability of a wind site based on meteorological time series structure

18:25 - 18:40 12 + 3 min Putri Wind velocity spectra at Vindeby Offshore Wind Farm

18:40 - 18:55 12 + 3 min Basse Seasonal Effects in the Long-Term Correction of Short-Term Wind Measurements


(same virtual room)

WESC 2021


Minute-Scale Forecasting and Power Fluctuations

May 28 13:40 - 15:20 CEST

Session Chairs: Detlev Heinemann (ForWind, University of Oldenburg)

(moderators) Ásta Hannesdóttir (DTU Wind Energy)


13:45 - 14:00 12 + 3 min Seifert Analysing correlations of power output fluctuations of offshore wind turbines based on high resolution SCADA data

14:00 - 14:15 12 + 3 min Pichault Minute-Scale Forecasting of Wind Power at the Wind Farm Scale Using Long-range Doppler Lidar

14:15 - 14:30 12 + 3 min Brugger Doppler LiDAR observations of wake meandering at a utility scale wind turbine

14:30 - 14:45 12 + 3 min Wuerth Minute-scale forecasting using a long–range lidar: Lessons learned from onshore and offshore campaigns

14:45 - 15:00 12 + 3 min Theuer Lidar-based minute-scale wind speed and power forecast of free-stream and wake-influenced offshore wind turbines

15:00 - 15:15 12 + 3 min Rangaraj A Case study on long-term wind speed forecasting models suitable for Indian weather condition


(same virtual room)

WESC 2021


Wind Farm Design and Optimization

May 25 17:20 - 19:00 CEST

Session Chairs: Johan Meyers (KU Leuven)

(moderators) Tobias Meyer (Fraunhofer IWES)


17:25 - 17:40 12 + 3 min Vahidi Wind-turbine wake expansion in the atmospheric boundary layer; A physics-based analytical model

17:40 - 17:55 12 + 3 min Hannah Johlas Computational Investigation of Wind Turbine Tilt Steering

17:55 - 18:10 12 + 3 min Novais A low computational cost framework for the testing of wind farm control strategies through wake steering

18:10 - 18:25 12 + 3 min Valotta Rodrigues Wind Farm Optimization in PyWake/TOPFARM Using Gradients and Smart-Start Algorithms

18:25 - 18:40 12 + 3 min Allen Progress on optimizing wind farms and rotor designs using adjoints

18:40 - 18:55 12 + 3 min Sogachev Airflow modelling over hybrid solar/wind farm


(same virtual room)

WESC 2021


Meteorology and Microscale Modelling (I)

May 27 15:30 - 17:10 CEST

Session Chairs: Laura Lukassen (ForWind, University of Oldenburg)

(moderators) Gerald Steinfeld (ForWind, University of Oldenburg)


15:35 - 15:50 12 + 3 min Kale Multiscale wind turbine wake modeling within a wind farm using the WRF-LES model: An application to the Lillgrund offshore wind farm

15:50 - 16:05 12 + 3 min Maas Wake properties and power output of very large wind farms for different meteorological conditions and turbine spacings: A large-eddy simulation case study for the German Bight

16:05 - 16:20 12 + 3 min Nagarada Gadde Large eddy simulations of interaction between low-level jet and wind farm

16:20 - 16:35 12 + 3 min Quon Measurement-Driven Large-Eddy Simulation of a Wind Turbine Array during a Wake Steering Field Campaign

16:35 - 16:50 12 + 3 min Allaerts A comparison of mesoscale-to-microscale coupling techniques for atmospheric flows over flat terrain

16:50 - 17:05 12 + 3 min Quon Mesocale-to-microscale coupled simulations of low-level jets along US North Atlantic Coastline


(same virtual room)

WESC 2021


Meteorology and Microscale Modelling (II)

May 28 13:40 - 15:20 CEST

Session Chairs: Stefan Ivanell (Uppsala University)

(moderators) Gonzalo P. Navarro Diaz (Uppsala University)


13:45 - 14:00 12 + 3 min Tene Hedje Large Eddy Simulation of HAWT and VAWT performances in the vicinity of a building

14:00 - 14:15 12 + 3 min Liu Effects of atmospheric stability on the performance of a wind turbine located behind a three-dimensional hill

14:15 - 14:30 12 + 3 min Vigny Dynamic mesh adaptation to capture wind turbine wakes during LES simulations

14:30 - 14:45 12 + 3 min Yilmaz Nested high-resolution atmospheric boundary layer simulations using WRF-LES for Perdigão

14:45 - 15:00 12 + 3 min Segalini Modelling biases in the simulation of wind farms over forest canopies

15:00 - 15:15 12 + 3 min Basu Simulation of wind field with three back to back actuator discs using parallel numerical algorithms


(same virtual room)

WESC 2021


Wakes and Farms

May 28 15:30 - 17:10 CEST

Session Chairs: Dries Allaerts (TU Delft)

(moderators) Jörge Schneemann (ForWind, University of Oldenburg)


15:35 - 15:50 12 + 3 min Strickland Effect of atmospheric thermal stratification on wind farm blockage

15:50 - 16:05 12 + 3 min Englberger The impact of the rotational direction of a wind turbine on its wake

16:05 - 16:20 12 + 3 min Narasimhan Effect of wind veer on the counter-rotating vortex pair behind yawed wind turbines

16:20 - 16:35 12 + 3 min Neunaber Dependence of the evolution of wind turbine wakes on the atmospheric turbulence: A LiDAR field study

16:35 - 16:50 12 + 3 min Navarro Diaz Actuator line model development using simplified methods for forces calculation


(same virtual room)

WESC 2021


Mini-Symposium: Coupled Dynamics and Optimal Design

Raimund Rolfes (ForWind, Leibniz University Hannover), Cristian G. Gebhardt (Univ. of Bergen, Bergen Offshore Wind Center),

Jason Jonkman (NREL), Erik Lund (Aalborg University)

Mini-Symposium: Coupled Dynamics and Optimal Design

May 28 15:30 - 17:10 CEST

Session Chairs: Cristian G. Gebhardt (University of Bergen, Bergen Offshore Wind Center)

(moderators) Jason Jonkman (NREL)


15:35 - 15:55 15 + 5 min Jason Jonkman Influence of Wind Turbine Design Parameters on Linearized Physics-Based Models Using OpenFAST

15:55 - 16:15 15 + 5 min Christian Hente A new aeroelastic simulation framework for wind turbines based on multibody systems, geometrically exact finite elements and the nonlinear unsteady vortex-lattice method

16:15 - 16:35 15 + 5 min Daniel Schuster Aero-hydroelastic Modeling of Wind Turbines: A Review on the State of the Art

16:35 - 16:55 15 + 5 min Frank Lemmer FlexDyn – A new OpenFAST Structural Dynamics Module for a General, User-Defined Wind Turbine Topology


(same virtual room)

WESC 2021


Mini-Symposium: Impact of Atmospheric and Wake-Induced Turbulence on Wind Turbine Loads

Frédéric Blondel (IFPEN), Jason Jonkman (NREL)

Mini-Symposium: Impact of Atmospheric and Wake-Induced Turbulence on Wind Turbine Loads

May 25 15:30 - 17:10 CEST

Session Chairs: Frédéric Blondel (IFPEN)

(moderators) Jason Jonkman (NREL)


15:35 - 15:50 12 + 3 min Ervin Bossanyi A fast surrogate model for wind turbine loads in wind farms, accounting for individual wake effects and wind farm control

15:50 - 16:05 12 + 3 min Kelsey Shaler Sensitivity Analysis of the Effects of Inflow and Wake Characteristics on Wind Turbine Fatigue and Ultimate Loads

16:05 - 16:20 12 + 3 min Warit Chanprasert Wake Meandering Impact on Wind Turbine Fatigue Loads under Different Atmospheric Conditions

16:20 - 16:35 12 + 3 min Ingrid Neunaber Investigation of atmospheric and wake-induced turbulence within the ANR MOMENTA project

16:35 - 16:50 12 + 3 min Vinit Dighe Uncertainty quantification for BEM models: sensitivity analysis and Bayesian calibration using fast surrogate


(same virtual room)

WESC 2021


Mini-Symposium: Smart Blades Technologies

Caroline Braud (École Centrale de Nantes), Claudio Balzani (ForWind, Leibniz University Hannover),

Ricardo Pereira (TU Delft), Motofumi Tanaka (National Institute of Advanced Industrial Sciences and Technology Japan),

Michael Hölling (ForWind, University of Oldenburg), Bernhard Stoevesandt (Fraunhofer IWES),

Johannes Riemenschneider (German Aerospace Center - DLR)

Mini-Symposium: Smart Blades Technologies (I. Sensors)

May 25 13:40 - 15:20 CEST

Session Chairs: Claudio Balzani (ForWind, Leibniz University Hannover)

(moderators) Johannes Riemenschneider (German Aerospace Center - DLR)

Caroline Braud (École Centrale de Nantes)


13.45 - 14:05 15 + 5 min A. S. Sarma Application of Fibre Optic Sensors in Structural Health Monitoring of Wind Turbine Blades

14:05 - 14:25 15 + 5 min J. Deparday Development of a method for obtaining local inflow angle from pressure gradient at leading edge on operating wind turbine blades

14:25 - 14:40 12 + 3 min C. Braud Wind tunnel tests of aerodynamic sensors on a full-scale wind turbine rotor blade section as preparation of a field study

14:40 - 15:00 15 + 5 min I. Neunaber High Reynolds number blade aerodynamics: 3D flow separation dynamics

15:00 - 15:20 15 + 5 min A. Soulier Flow separation detection performance of the e-Telltale evaluation at full scale


(same virtual room)

WESC 2021


Mini-Symposium: Smart Blades Technologies (II. Passive Devices)

May 25 15:30 - 17:10 CEST

Session Chairs: Bernhard Stoevesandt (Fraunhofer IWES)

(moderators) Motofumi Tanaka (National Institute of Advanced Industrial Sciences and Technology

Japan)


15:30 - 15:50 15 + 5 min J. Alber Experimental investigation of Mini-Gurney Flaps in combination with vortex generators for the aerodynamic improvement of wind turbine blades

15:50 - 16:10 15 + 5 min T. Potentier High Reynolds number aerofoil wake flow investigations for different full scale blade root spoiler

16:10 - 16:30 15 + 5 min A. Arredondo-Galeana Smart blades with actively controlled compliant skin

16:30 - 16:50 15 + 5 min M. Wiens Control of Bend-Twist Coupled Blades of Wind Turbines for Load Reduction

16:50 - 17:10 15 + 5 min Matin Pohl Wind tunnel and rotation tests results of a flexible trailing edge for wind energy turbine blades


(same virtual room)

WESC 2021


Mini-Symposium: Smart Blades Technologies (III. Active Devices)

May 26 15:30 - 17:10 CEST

Session Chairs: Michael Hölling (ForWind, University of Oldenburg)

(moderators) Ricardo Pereira (TU Delft)

Claudio Balzani (ForWind, Leibniz University Hannover)

Motofumi Tanaka (National Institute of Advanced Industrial Sciences and Technology

Japan)

Bernhard Stoevesandt (Fraunhofer IWES)

Johannes Riemenschneider (German Aerospace Center - DLR)

Caroline Braud (École Centrale de Nantes)


15:30 - 15:50 15 + 5 min F. Schmidt Design of a passive-adaptive slat for a rotor blade of a horizontal-axis wind turbine

15:50 - 16:10 15 + 5 min Y. Kamada Experimental Evaluation of the effect of Plasma Actuation on the Load Variation on Wind Turbine Rotor

16:10 - 16:30 15 + 5 min M. Tanaka The First Evaluation of Plasma Actuation Control for 300kW Wind Turbine Operated in the Field with its Original Torque Control

16:30 - 16:50 15 + 5 min J. Derk Polman Time domain stability analysis of a rotor blade with trailing edge flaps

16:50 - 17:10 15 + 5 min Sirko Bartholomay Pressure Based Lift Estimation and its Application to Feedforward Load Control employing Trailing Edge Flaps


(same virtual room)

WESC 2021


Numerical Flow Simulation (I)

May 25 13:40 - 15:20 CEST

Session Chairs: Jens Nørkær Sørensen (DTU Wind Energy)

(moderators) Nilay Sezer Uzol (METU Center for Wind Energy Research - RÜZGEM)


13:45 - 14:00 12 + 3 min Dicholkar Convergence enhancement of steady-state Reynolds-Averaged Navier Stokes solvers applied to wind turbine rotor flows

14:00 - 14:15 12 + 3 min Gremmo Large-Eddy Simulation of Deformable Wind Turbines

14:15 - 14:30 12 + 3 min Krishnan Aeromechanical analysis of a rotor with pitch-teeter coupling: the TouchWind concept

14:30 - 14:45 12 + 3 min Wainwright Scalable GPU based Aero-Structural Simulation of Wind Turbine Blades

14:45 - 15:00 12 + 3 min Moon Aerodynamic Characteristics of Vortex Generator on MW Wind Turbine Blade

15:00 - 15:15 12 + 3 min Manolesos Bluff Body Shedding and Stall Cells: Numerical Simulation of a Flatback Airfoil at High Angles of Attack


(same virtual room)

WESC 2021


Numerical Flow Simulation (II)

May 25 17:20 - 19:00 CEST

Session Chairs: Nilay Sezer Uzol (METU Center for Wind Energy Research - RÜZGEM)

(moderators) Aljoscha Sander (ForWind, University of Bremen, BIBA)


17:25 - 17:40 12 + 3 min Francesco Papi Development and validation of an advanced Actuator Line Model for wind turbines

17:40 - 17:55 12 + 3 min Sakievich A Continuous Representation of Actuator Disk Forcing

17:55 - 18:10 12 + 3 min deVelder Lead-in Refinement Length Effects on Actuator Line Model Quantities of Interest

18:10 - 18:25 12 + 3 min Blaylock Comparison of Actuator Line and Actuator Disk Models Implemented in Nalu-Wind Large Eddy Simulations of the Atmospheric Boundary Layer

18:25 - 18:40 12 + 3 min Melvin Using the Active Model Split Hybrid Turbulence Model for the Simulation of Blade-Resolved Wind Turbines

18:40 - 18:55 12 + 3 min Cormier Requirements for Actuator-Line-based Realistic Tip Vortex Simulations


(same virtual room)

WESC 2021


Numerical Flow Simulation (III)

May 26 13:40 - 15:20 CEST

Session Chairs: Jens Nørkær Sørensen (DTU Wind Energy)

(moderators) Nilay Sezer Uzol (METU Center for Wind Energy Research - RÜZGEM)


13:45 - 14:00 12 + 3 min Fadilah Highway Vertical Axis Wind Turbine Analysis using Computational Fluid Dynamic

14:00 - 14:15 12 + 3 min Yassin Numerical Simulation of the effects of Ice-phobic Coatings on Wind Turbine Blade Performance in Cold Climate

14:15 - 14:30 12 + 3 min Lee A CFD benchmark study of ice accretion on a wind turbine blade and a comparison to the ice accretion of a rotating blade cylinder model

14:30 - 14:45 12 + 3 min Grasso Leading Edge Protection Impact on Aerofoil Perform...

14:45 - 15:00 12 + 3 min Vanjakula Conceptual design of a gravity anchor with reduced scouring and liquefaction

15:00 - 15:15 12 + 3 min Vanjakula Numerical modeling of flow optimized Universal Gravity Anchor (UGA)


(same virtual room)

WESC 2021


Numerical Flow Simulation (IV)

May 27 13:40 - 15:20 CEST

Session Chairs: Dominic von Terzi (TU Delft)

(moderators) Thorsten Lutz (University of Stuttgart)


13:45 - 14:00 12 + 3 min Nørkær Sørensen Classical rotor theories: Comparison between analytical solutions and lifting line simulations

14:00 - 14:15 12 + 3 min Jamieson Realising more fully the potential benefits of low induction rotors

14:15 - 14:30 12 + 3 min Assfalg Printing rotor blades for small wind turbines

14:30 - 14:45 12 + 3 min Orbay Akcengiz Grid independence study for a thick airfoil: DU00-W-212 at high Reynolds numbers

14:45 - 15:00 12 + 3 min Lobo Influence of Low-Frequency Components of Free-Stream Turbulence on Boundary Layer Transition using Wall-Resolved Large Eddy Simulations

15:00 - 15:15 12 + 3 min Lin Validation of Large-eddy Simulation of a Wind-turbine Array subjected to Active Yaw Control


(same virtual room)

WESC 2021


Atmospheric Turbulence and Turbulence-Induced Loads (I)

May 25 13:40 - 15:20 CEST

Session Chairs: Joachim Peinke (ForWind, University of Oldenburg)

(moderators) Hendrik Heißelmann (ForWind, University of Oldenburg)


13:45 - 14:00 12 + 3 min Guma High-fidelity aeroelastic analysis of wind turbines in complex terrain: FSI and structural modelling

14:00 - 14:15 12 + 3 min Bucher High-fidelity aeroelastic analysis of wind turbines in complex terrain: FSI and structural modelling

14:15 - 14:30 12 + 3 min Letzgus CFD Studies on Wind Turbine Interactions with the Turbulent Local Flow Field influenced by Complex Topography and Thermal Stratification

14:30 - 14:45 12 + 3 min Wenz Impact of the wind field at the complex terrain site Perdigão on the surface pressure fluctuations of a wind turbine

14:45 - 15:00 12 + 3 min Matsfelt Evaluating loads from SCADA and a LES simulation of a flow above a forest with clearing

15:00 - 15:15 12 + 3 min Yassin Applying the CTRW time-mapping to Mann modelled turbulence for the generation of intermittent wind fields


(same virtual room)

WESC 2021


Atmospheric Turbulence and Turbulence-Induced Loads (II)

May 26 13:40 - 15:20 CEST


(moderators) Laura Lukassen (ForWind, University of Oldenburg)


13:45 - 14:00 12 + 3 min Sarkar Site-specific analysis of on wind turbines in complex terrain: A case study

14:00 - 14:15 12 + 3 min Abdulrazek Towards an understanding of atmospheric turbulence through multi-point, time-resolved wind tunnel measurements

14:15 - 14:30 12 + 3 min Vogel Comparison of strategies adopted in unsteady BEM and CFD calculations to deal with free stream turbulence in wind turbine simulations

14:30 - 14:45 12 + 3 min Soto-Valle Local and global effects of two rows of vortex generators applied on a research wind turbine

14:45 - 15:00 12 + 3 min Manolesos Thick airfoils, Vortex Generators, Gurney Flaps and Flatback Solutions: How to get better performance out of the blade inner region?

15:00 - 15:15 12 + 3 min Singh Turbulence intensity and its effect on thick airfoils; is it just a number or is there more to it?


(same virtual room)

WESC 2021


Atmospheric Turbulence and Turbulence-Induced Loads (III)

May 26 17:20 - 19:00 CEST


(moderators) Samuel Davoust (GE Renewable Energy)


17:25 - 17:40 12 + 3 min Langidis Estimation of wind turbine rotor loads through optical measurements on a wind tunnel setup

17:40 - 17:55 12 + 3 min Rademacher Reducing turbulent decay in wind tunnel flow via active turbulence grid

17:55 - 18:10 12 + 3 min Fu Turbulence characterization using a multiple-, a four- and a two-beam nacelle lidar system

18:10 - 18:25 12 + 3 min Suryadi FRPM/FMCAS Application for Prediction of Wind Turb...

18:25 - 18:40 12 + 3 min Peña How turbulent is the atmospheric hydraulic jump at Alaiz?

18:40 - 18:55 12 + 3 min Keshav Panthi Quantification of Power loss due to Leading-edge Erosion through Infrared -Camera Inspections and SCADA Data Analysis


(same virtual room)

WESC 2021


Aero-Servo-Elasticity and Flexible Multibody Dynamics (I) & MDO (I)

May 27 15:30 - 17:10 CEST


(moderators) Mohsen Lahooti (Imperial College London)


15:35 - 15:50 12 + 3 min Huhn Validation of an aero-servo-elastic model with field measurements from an 8 MW Wind turbine

15:50 - 16:05 12 + 3 min Pimenta Validation of a numerical model in the fatigue assessment of an onshore wind turbine

16:05 - 16:20 12 + 3 min Pullinger Towards a Framework for Practitioner Work Effort to Inform Multi-Fidelity Simulation Setup Decisions: Wind Turbine Rotor Design Case Study

16:20 - 16:35 12 + 3 min Geisler A Family of Simplified Aerodynamic Models for Wind Turbine Controller Design and Analysis

16:35 - 16:50 12 + 3 min Jasa Effectively using multifidelity optimization for wind turbine design

16:50 - 17:05 12 + 3 min Anderson Investigation of Alternative Methods of Design Space Reduction in Optimization Problems


(same virtual room)

WESC 2021


Aero-Servo-Elasticity and Flexible Multibody Dynamics (II)

May 28 13:40 - 15:20 CEST


(moderators) Laura Lukassen (ForWind, University of Oldenburg)


13:45 - 14:00 12 + 3 min Oliver Hach Code-to-code comparison of realistic wind turbine instability phenomena

14:00 - 14:15 12 + 3 min Yin Study on Phase Locking between Pitch and Plunge Motions in Aeroelastic Oscillations of an Airfoil

14:15 - 14:30 12 + 3 min Ascham Numerical continuation of parked high aspect-ratio wind turbine blades

14:30 - 14:45 12 + 3 min Christian Willberg Blade model comparison based on static and modal test scenarios

14:45 - 15:00 12 + 3 min Geisler Symbolic Flexible Multibody Models for Wind Turbine Controller Design and Analysis

15:00 - 15:15 12 + 3 min Moon Development of a beam model for very flexible wind turbine blades including taper effect


(same virtual room)

WESC 2021


MDO (II) & Data-Driven Methods

May 28 13:40 - 15:20 CEST


(moderators) Mohsen Lahooti (Imperial College London)


13:45 - 14:00 12 + 3 min Ouakki Uncertainty analysis under static airfoil data of BEM model: GSA-GLUE approach

14:00 - 14:15 12 + 3 min Varisai Meeran Influence of sizing loads selection on structural optimization of an 80m-span wind turbine blade

14:15 - 14:30 12 + 3 min Scott Aero-structural wind turbine optimisation: Best practices and applications

14:30 - 14:45 12 + 3 min Römelt Advances in Frequency Domain Analysis What Wind Turbine Designers can Learn from the Automotive Industry

14:45 - 15:00 12 + 3 min Haghi Autocorrelated surrogate model for aerodynamic simulation in the time domain


(same virtual room)

WESC 2021


Mini-Symposium: Advancements in Large Wind Turbine Rotor Technology

Gerard Schepers (TNO Energy Transition), Todd Griffith (University of Texas at Dallas)

Mini-Symposium: Advancements in Large Wind Turbine Rotor Technology

May 27 15:30 - 17:10 CEST

Session Chairs: Gerard Schepers (TNO Energy Transition)

(moderators) Todd Griffith (University of Texas at Dallas)


15:35 - 15:50 12 + 3 min Wasi U. Ahmed Wind tunnel tests of a Gurney flap with a plasma actuator for active load control of wind turbine blades

15:50 - 16:05 12 + 3 min Jonathan Naughton Rotor Aerodynamics, Aeroelastics and Wake (RAAW) experiment: A field experiment relevant to modern turbine technology

16:05 - 16:20 12 + 3 min Ben Mertz Low fidelity approach for generic active flow controle devices on wind turbine blades

16:20 - 16:35 12 + 3 min Marcel Schutt A two bladed twin of the three bladed 20 MW INNWIND offshore reference wind turbine

16:35 - 16:50 12 + 3 min Gerard Schepers Aero-Structural design and optimisation of 50 MW downwind rotors

16:50 - 17:05 12 + 3 min Shulong Yao Aero-Structural design and optimisation of 50 MW downwind rotors


(same virtual room)

WESC 2021


Mini-Symposium: Reliability Adaptive Control for Wind Turbines and Wind Farms

Tobias Meyer, Niklas Requate (Fraunhofer IWES)

Mini-Symposium: Reliability Adaptive Control for Wind Turbines and Wind Farms

May 26 17:20 - 19:00 CEST

Session Chairs: Tobias Meyer (Fraunhofer IWES)

(moderators) Niklas Requate (Fraunhofer IWES)


17:25 - 17:40 12 + 3 min Niklas Requate From wind condi>ons to dera>ng strategy: Energy-op>mal dera>ng st

17:40 - 17:55 12 + 3 min Ameet Deshpande Reliability adaptive supervisory control framework to optimize wind turbine lifecycle economics

17:55 - 18:10 12 + 3 min Vasilis Pettas Towards flexible wind turbine operation: Optimization with flexible control

18:10 - 18:25 12 + 3 min Khoury Boutros Health-aware Economic LPV Model Predictive Control of Wind Turbines

18:25 - 18:40 12 + 3 min Edwin Kipchirchir Prognostics-based adaptive control strategy for lifetime control of wind turbines

18:40 - 18:55 12 + 3 min Florian Pöschke Evaluation of different APC operating concepts considering turbine loading and response time for grid support


(same virtual room)

WESC 2021


Mini-Symposium: Systems Engineering for Wind Turbines

Georg Jacobs (RWTH Aachen University)

Mini-Symposium: Systems Engineering for Wind Turbines

May 26 15:30 - 17:10 CEST

Session Chairs: Georg Jacobs (RWTH Aachen University)

(moderators) Katherine Dykes (DTU Wind Energy)


15:35 - 16:00 20 + 5 min Yizhe Zhang Framework for structuring simulation models of dif...

Julian Röder /

16:00 - 16:10 10 min Katherine Dykes Updates on the IEA Wind Task 37 Wind Turbine Ontology

16:10 - 16:25 10 + 5 min Pietro Bortolotti Wind Turbine and Wind Park Ontologies from IEA Wind Task 37

16:25 - 16:40 12 + 3 min Helena Canet IEA Task 37 on Wind Energy Systems Engineering: Ne...

16:40 - 16:55 12 + 3 min Pieter-Jan Daems Automated extraction of occurrence rates of design load cases based on field-data


(same virtual room)

WESC 2021


Mini-Symposium: Wind Turbine and Plant Optimization beyond LCoE

Dominic von Terzi (TU Delft), Carlo L. Bottasso (TU Munich)

Mini-Symposium: Wind Turbine and Plant Optimization beyond LCoE

May 28 15:30 - 17:10 CEST


(moderators) Carlo L. Bottasso (TU Munich)


15:30 - 15:50 15 + 5 min Helge Aagaard Madsen The LowWind turbine concept for optimal system integration – Impact on turbine design and the energy system

15:50 - 16:10 15 + 5 min Helena Canet Eco-conscious design of wind turbines

16:10 - 16:30 15 + 5 min Mihir Mehta Exploring revenue-driven wind turbine design

16:30 - 16:50 15 + 5 min Katherine Dykes Optimal design of wind power plants for profitability metrics beyond LCOE

16:50 - 17:10 15 + 5 min Paul Veers Turbines and plants will be optimized to lie lightly on the land (and sea)


(same virtual room)

WESC 2021


Mini-Symposium: Wind Turbine Pitch Bearings - Design, Test and Operation

Sebastian Wandel (ForWind, Leibniz University Hannover), Matthias Stammler (Fraunhofer IWES),

Fabian Schwack (KTH Royal Institute of Technology), Luc Houpert (Luc Houpert Consulting)

Mini-Symposium: Wind Turbine Pitch Bearings - Design, Test and Operation (I)

May 27 13:40 - 15:20 CEST

Session Chairs: Sebastian Wandel (ForWind, Leibniz University Hannover)

(moderators) Matthias Stammler (Fraunhofer IWES)

Fabian Schwack (KTH Royal Institute of Technology)


14:00 - 14:25 20 + 5 min Matthis Graßmann The Sensitivity of Sleweing Bearings Towards the Stiffness of Their Surrounding Structures

14:25 - 14:50 20 + 5 min Arne Bartschat The Effect of Site-Specific Wind Conditions and Individual Pitch Control on Wear of Blade Bearings

14:50 - 15:15 20 + 5 min Karsten Behnke Exploring Limiting Factors of Wear in Pitch Bearings with Real Scale Tests


(same virtual room)

WESC 2021


Mini-Symposium: Wind Turbine Pitch Bearings - Design, Test and Operation (II)

May 27 15:30 - 17:10 CEST





15:30 - 15:55 20 + 5 min Sebastian Wandel Starvation in Oscillating Bearing Using the Example of Rotor Blade Bearings

15:55 - 16:20 20 + 5 min Jae-Il Hwang FE Simulation of Oscillating Ball Bearings for Small Amplitudes under Mixed Lubrication with egard to Surface Damage

16:20 - 16:45 20 + 5 min Josephine Kelley Traction Prediciton for Angular Ball Bearings under Oscillating Kinematic Conditions

16:45 - 17:10 20 + 5 min Vera Friederici Lifetime Prediction of Slewing Bearings


(same virtual room)

WESC 2021


Mini-Symposium: Wind Turbine Pitch Bearings - Design, Test and Operation (III)

May 28 15:30 - 17:10 CEST





15:30 - 15:55 20 + 5 min Jae-Il Hwang Application of a Load Collective Approach using Linear Damage Accumulation to Predict the Fatige Life of Rolling Bearings Considering Dynamic Behaviour

15:55 - 16:20 20 + 5 min Oliver Menck Oscillating Factors for Roller and Ball Bearings

16:20 - 16:45 20 + 5 min Mats Jensen Development of a Reliability Model for Highly Loaded Pitch Bearings


(same virtual room)

WESC 2021


Wind Turbine and Farm Control (I)

May 25 13:40 - 15:20 CEST

Session Chairs: Jan-Willem van Wingerden (TU Delft)

(moderators) Vlaho Petrović (ForWind, University of Oldenburg)


13:45 - 14:00 12 + 3 min Tomàs Bayo Implications of wind farm control on certification...

14:00 - 14:15 12 + 3 min Vali Model predictive active power control of wind farm...

14:15 - 14:30 12 + 3 min Janssens Chaotic Divergence of Sensitivities in LES-based Optimal Control of Wind Farms

14:30 - 14:45 12 + 3 min Hulsman Real-Time Robust Active Wake Steering Control betw...

14:45 - 15:00 12 + 3 min Sucameli Preliminary Results of a Wake Steering Control Cam...


(same virtual room)

WESC 2021


Wind Turbine and Farm Control (II)

May 25 15:30 - 17:10 CEST

Session Chairs: Jennifer King (NREL)

(moderators) Jan-Willem van Wingerden (TU Delft)


15:35 - 15:50 12 + 3 min Verstraeten Wind Farm Control Using Factored Bandits: A Hybrid...

15:50 - 16:05 12 + 3 min Mühle Wind Tunnel investigations of an individual pitch control strategy for wind farm power optimization

16:05 - 16:20 12 + 3 min Pedersen Optimal open loop control of wind power plants

16:20 - 16:35 12 + 3 min Lin Discontinous Jump Behavior of the Energy Conversio...

16:35 - 16:50 12 + 3 min Feng Wind turbine control using a WRF-based meteorologi...


(same virtual room)

WESC 2021


Wake Deflection and Load Mitigation

May 25 17:20 - 19:00 CEST

Session Chairs: Vlaho Petrović (ForWind, University of Oldenburg)

(moderators) Paul Fleming (NREL)


17:25 - 17:40 12 + 3 min Hulsman Comparison of wake behaviour and turbine response ...

17:40 - 17:55 12 + 3 min Martinez A mid-fidelity representation of the curled wake i...

17:55 - 18:10 12 + 3 min Pamososuryo Individual Pitch Control by Convex Economic MPC fo...

18:10 - 18:25 12 + 3 min Jüchter Partial wake detection with Langevin analysis of experimental wind turbine data

18:25 - 18:40 12 + 3 min Dittmer Wind Turbine IPC PI and qLPV MPC Designs considering Actuator Constraints

18:40 - 18:55 12 + 3 min Chamoli Wind turbine protection system to safeguard blade-...


(same virtual room)

WESC 2021


Lidar-Assisted and Active Power Control

May 26 13:40 - 15:20 CEST

Session Chairs: Martin Kühn (ForWind, University of Oldenburg)

(moderators) David Schlipf (Flensburg University of Applied Sciences)


13:45 - 14:00 12 + 3 min Guillemin Nacelle Lidar embedded wind preview for advanced turbine control

14:00 - 14:15 12 + 3 min Guo The impact of wind evolution and filter design on ...

14:15 - 14:30 12 + 3 min Hannesdóttir Gust and rain detection for lidar assisted control

14:30 - 14:45 12 + 3 min Mostafa Karimpour DFIG-based Wind Turbine Active Power Control with Lidar

14:45 - 15:00 12 + 3 min Salari Khaniki Potentials and Limitation of Wave Feedforward Control for Offshore Floating Wind Turbines

15:00 - 15:15 12 + 3 min Kipchirchir Adaptive robust observer-based structural load mitigation of wind turbines


(same virtual room)

WESC 2021


Turbine Design Concepts

May 26 17:20 - 19:00 CEST

Session Chairs: Frederik Zahle (DTU Wind Energy)

(moderators) Pietro Bortolotti (NREL)


17:25 - 17:40 12 + 3 min Anstock Two-bladed 20 MW offshore wind turbine concepts an...

17:40 - 17:55 12 + 3 min Bortolotti Design Studies of Low-Specific-Power Land-Based Wi...

17:55 - 18:10 12 + 3 min Paquette Preliminary Design of a Bi-Wing Wind Blade with Pa...

18:10 - 18:25 12 + 3 min Züch Analysis of weight reduction potential associated ...

18:25 - 18:40 12 + 3 min Farid Khazaeli Moghadam Consequences of unequal droop control on degradation of next generation grid-forming wind turbines

18:40 - 18:55 12 + 3 min Susanne Martens Validation of a sound propagation model with extensive wind turbine noise measurement data


(same virtual room)

WESC 2021


Drive Train Mechanics, Gearbox and Bearings

May 28 13:40 - 15:20 CEST

Session Chairs: Amir Nejad (NTNU)

(moderators) Georg Jacobs (RWTH Aachen University)


13:45 - 14:00 12 + 3 min Oberdörfer Customized Robustness Tests for High-Speed- and Pl...

14:00 - 14:15 12 + 3 min Krause Influences on Planet Carrier Bearing Load Distribu...

14:15 - 14:30 12 + 3 min Graßmann The sensitivity of slewing bearings towards the st...

14:30 - 14:45 12 + 3 min Rosemeier Effect of individual blade pitch angle misalignment on the remaining useful life of wind turbines

14:45 - 15:00 12 + 3 min Jakobs Influence of fluid viscosity on wear and efficienc...

15:00 - 15:15 12 + 3 min Chesterman Condition Monitoring of Wind Turbines with Semantic Reasoning on Temperature Anomalies


(same virtual room)

WESC 2021


Mini-Symposium: Reliability of the Converter System

Christian Zorn, Nando Kaminski (ForWind, University of Bremen)

Mini-Symposium: Reliability of the Converter System

May 27 13:40 - 15:20 CEST

Session Chairs: Christian Zorn (ForWind, University of Bremen)

(moderators) Nando Kaminski (ForWind, University of Bremen)


13:45 - 14:00 12 + 3 min Karoline Pelka Field-data based Reliability Analysis ofPower Converters in Wind Turbin

14:00 - 14:15 12 + 3 min Sermed Alsaadi Comparing the reliability of 2L-VSC and 3LNPC wind turbine power converters

14:15 - 14:30 12 + 3 min Michael Hufnagel System reliability vs. small deviations

14:30 - 14:45 12 + 3 min Thomas Ebel Reliability and failure modes of DC LinkCapacitors

14:45 - 15:00 12 + 3 min Johannes Wenzel Modelling of Dynamic Humidity Behaviourin Inverter Applica<ons

15:00 - 15:15 12 + 3 min Michael Hanf Towards advanced tes<ng of powerelectronic components and system


(same virtual room)

WESC 2021


Mini-Symposium: Control of Renewable Generators and Network Assets in Future Power Systems

Anca Daniela Hansen, Aeishwarya Umesh Baviskar (DTU Wind Energy)

Mini-Symposium: Control of Renewable Generators and Network Assets in Future Power Systems

May 25 13:40 - 15:20 CEST

Session Chairs: Anca Daniela Hansen (DTU Wind Energy)

(moderators) Aeishwarya Umesh Baviskar (DTU Wind Energy)


13:40 - 14:00 15 + 5 min Aeishwarya Baviskar Minimizing losses in the distribution network using WPP capabilities and OLTC setting

14:00 - 14:20 15 + 5 min Martin Lundberg Congestion Management in Distribution networks bridging the gap between industry and academia

14:20 - 14:40 15 + 5 min Liang Lu Torsional oscillations damping of wind turbines with VSM-based frequency control

14:40 - 15:00 15 + 5 min Amir Arasteh Loss of Synchronization in grid following wind turbines during sever faults: improvement of an existing solution

15:00 - 15:20 15 + 5 min Karthikeyan Nainar An overview of co-ordinated control vis TSO-DSO Interface for Congestion Management in Distribution Networks


(same virtual room)

WESC 2021


Mini-Symposium: Wind in Energy Systems

Matti Koivisto, Lena Kitzing (DTU Wind Energy)

Mini-Symposium: Wind in Energy Systems

May 26 15:30 - 17:10 CEST

Session Chairs: Matti Koivisto (DTU Wind Energy)

(moderators) Lena Kitzing (DTU Wind Energy)


15:30 - 15:50 15 + 5 min Matti Koivisto Offshore energy hubs and sector coupling: Analysis of the North Sea region towards 2050

15:50 - 16:10 15 + 5 min Nelli Putkonen Flexibility from electrification of end-use sectors

16:10 - 16:30 15 + 5 min Philip Swisher Modeling and analysis of LowWind technology and its poten<al impact

16:30 - 16:50 15 + 5 min Hannele Holttinen Maximising the value of wind in system operation

16:50 - 17:10 15 + 5 min Dev Millstein Wind and Solar Grid-System Value in the United States: The Impact of Transmission Congestion, Generation Profiles, and Curtailment


(same virtual room)

WESC 2021


Mini-Symposium: IEA Wind Task 25 - Towards 100% Renewables Energy Systems

Hannele Holttinen (Recognis), Nicolaos A. Cutululis (DTU Wind Energy)

Mini-Symposium: IEA Wind Task 25 - Towards 100% Renewables Energy Systems

May 25 17:20 - 19:00 CEST

Session Chairs: Hannele Holttinen (Recognis)

(moderators) Nicolaos A. Cutululis (DTU Wind Energy)


17:25 - 17:40 12 + 3 min Hannele Holttinen Experience in stability issues of future power systems

17:40 - 17:55 12 + 3 min Bri-Mathias Hodge Challenges and mitigation options in stability issues of future power systems

17:55 - 18:10 12 + 3 min Mark O'Malley Inverter design challenge: future need for capabilities and control design

18:10 - 18:25 12 + 3 min Xianxian Zhao System Stability Analysis for 100% and <100% Converter-based Future Irish Power System

18:25 - 18:40 12 + 3 min Nicolaos A. Cutululis DC systems and stability


(same virtual room)

WESC 2021


Mini-Symposium: Wind Turbine Drive Train: Trends and Technologies

Amir Ebrahimi, Bernd Ponick (ForWind, Leibniz University Hannover)

Mini-Symposium: Wind Turbine Drive Train: Trends and Technologies

May 28 13:40 - 15:20 CEST

Session Chairs: Amir Ebrahimi (ForWind, Leibniz University Hannover)

(moderators) Bernd Ponick (ForWind, Leibniz University Hannover)


13:45 - 14:05 15 + 5 min Heide Electrical Machine Design for an All-Automatic Ground Generator Airborne Wind Energy System

14:05 - 14:25 15 + 5 min Zhao Common mode voltage impact on wind turbine main shaft bearing

14:25 - 14:45 15 + 5 min Lüdecke Electro-mechanical interactions in wind turbines - a sensitivity study on relevant degrees of freedom

14:45 - 15:05 15 + 5 min Draper Evaluating novel generators for future wind turbines


(same virtual room)

WESC 2021


Mini-Symposium: Reliability Services from Wind Power

Oscar Saborío-Romano, Nicolaos A. Cutululis (DTU Wind Energy)

Mini-Symposium: Reliability Services from Wind Power

May 26 17:20 - 19:00 CEST

Session Chairs: Oscar Saborío-Romano (DTU Wind Energy)

(moderators) Nicolaos A. Cutululis (DTU Wind Energy)


17:25 - 17:40 15 min Ola Carlson Frequency control by wind turbines

17:40 - 17:55 15 min Anders Wickstrom Potential and costs for wind power providing system services to the electricity grid

17:55 - 18:10 15 min Agustí Egea-Àlvarez (University of Strathclyde)Frequency control from grid forming wind power plants

18:10 - 18:25 15 min Lie Xu (University of Strathclyde)Fault-Ride Through in Grid Forming Operation of Wind Power Plants

18:25 - 18:40 15 min Shahil Shah (NREL) Sequence Impedance Modeling and Control Stability of Grid Forming Type III and Type IV Wind Turbines


(same virtual room)

WESC 2021


Mini-Symposium: Offshore Energy Hubs: Beyond Electrons

Nicolaos A. Cutululis (DTU Wind Energy), Alessandro Singlitico (DTU Electrical Engineering), Magnus Korpås (NTNU)

Mini-Symposium: Offshore Energy Hubs: Beyond Electrons

May 25 15:30 - 17:10 CEST

Session Chairs: Nicolaos A. Cutululis (DTU Wind Energy)

(moderators) Alessandro Singlitico (DTU Electrical Engineering)

Magnus Korpås (NTNU)


15:35 - 15:50 15 min Martin Hartvig (Energinet) Hydrogen and PtX in Denmark

15:50 - 16:05 15 min Philipp Härtel Offshore grids in low-carbon energy systems and the role of cross-border vs. cross-sector integration

16:05 - 16:20 15 min Marco Schneider Offshore grid development with energy islands to integrate large-scale hydrogen-technologies in a medium-term scenario towards climate-neutral Europe

16:20 - 16:35 15 min Alessandro Singlitico Techno-economic assessment of alternative electrolyser placements for hydrogen production from offshore wind power hubs

16:35 - 16:50 15 min Omar S. Ibrahim Coupling Green Hydrogen Production, Storage and Transportation with Floating Offshore Wind Turbine Farms: A Review


(same virtual room)

WESC 2021


Mini-Symposium: Electrical Network Design and Optimization for Offshore Wind

Juan-Andrés Pérez-Rúa, Katherine Dykes, Nicolaos A. Cutululis (DTU Wind Energy)

Mini-Symposium: Electrical Network Design and Optimization for Offshore Wind

May 27 15:30 - 17:10 CEST

Session Chairs: Juan-Andrés Pérez-Rúa (DTU Wind Energy)

(moderators) Katherine Dykes (DTU Wind Energy)

Nicolaos A. Cutululis (DTU Wind Energy)


15:35 - 15:50 15 min Juan-Andrés Pérez-Rúa A Framework for Simultaneous Design of Wind Turbines and Cable Layout in Offshore Wind

15:50 - 16:05 15 min Melanie Hoffman Model Based Systems Engineering as an Interdisciplinary Methodology for Energy System Development

16:05 - 16:20 15 min Gayan Abeynayake Lifetime estimation of dc-Wind turbine Considering Mission Profile and Thermal Loading

16:20 - 16:35 15 min Stephen Hardy (KU Leuven) Optimization of transmission grids for offshore wind

16:35 - 16:50 15 min Jovana Dakic (UPC) Optimal design of offshore transmission


(same virtual room)

WESC 2021


Mini-Symposium: Wind Hybrid Power Plant

Poul Sørensen, Kaushik Das (DTU Wind Energy)

Mini-Symposium: Wind Hybrid Power Plant

May 28 15:30 - 17:10 CEST

Session Chairs: Poul Sørensen (DTU Wind Energy)

(moderators) Kaushik Das (DTU Wind Energy)


15:35 - 15:50 15 min Abhinav Anand Economic control of wind turbine and battery based hybrid power plant

15:50 - 16:05 15 min Marco Borsotti Repowering and transition to Hybrid Renewable Energy Systems

16:05 - 16:20 15 min Qian Long Hierarchical Control of Hybrid Power Plants for the Provision of Frequency Services

16:20 - 16:35 15 min Rujie Zhu Energy Management System of Wind-Battery based Hybrid Power Plants in Danish Electricity Markets

16:35 - 16:50 15 min Lorenz Beck Test and validation of hybrid power plants


(same virtual room)

WESC 2021


Mini-Symposium: Wind Energy and Grids: A Holistic View of Future Developments

Johanna Myrzik, Tobias Wendler (ForWind, University of Bremen)

Mini-Symposium: Wind Energy and Grids: A Holistic View of Future Developments

May 26 13:40 - 15:20 CEST

Session Chairs: Johanna Myrzik (ForWind, University of Bremen)

(moderators) Tobias Wendler (ForWind, University of Bremen)


13:55 - 14:10 12 + 3 min Yannik Schädler Transport cost evaluation in the power transmission network in highly renewable scenarios using measurement data

14:10 - 14:25 12 + 3 min Nasratullah Mohseni Use of industrial flexibilities and possible business models for the provision of system services

14:25 - 14:40 11 + 3 min Tobias Wendler Innovation systems and their application to energy systems: The example of green hydrogen

14:40 - 14:55 12 + 3 min David Fuhrländer Large Scale Application of Water-Electrolysis in the Context of Transforming Bremen’s Steel Industry

14:55 - 15:10 12 + 3 min Claudio Franzius Renewable Energies between Planning and Regulation


(same virtual room)

WESC 2021


Wind Power Integration

May 28 15:30 - 17:10 CEST

Session Chairs: Ola Carlson (Chalmers University of Technology)

(moderators) Magnus Korpås (NTNU)


15.35 - 15:50 12 + 3 min Shahid A Novel Genetic LSTM Model for Wind Power Forecast

15:50 - 16:05 12 + 3 min Langemann Economically benefits of a local area heat net driven by heat pump and wind farm in comparison to fossil fuels-based households

16:05 - 16:20 12 + 3 min Lehrmann Towards traceable efficiency measurements for wind turbines on a small-scale test bench

16:20 - 16:35 13 + 3 min Fischer Selective modal analysis of wind farms providing power system inertia

16:35 - 16:50 12 + 3 min Costa Offshore Wind Energy Connected to a Virtual Power Line: A Case Study in Vancouver Island, British Columbia

16:50 - 17:05 12 + 3 min Villena-Ruiz Acceptance criteria for validation of dynamic wind turbine models under different grid codes


(same virtual room)

WESC 2021


Mini-Symposium: Wind Turbine Lifetime Extensions: Technologies, Risk, and Profitability

Raimund Rolfes, Clemens Hübler, Michael H. Breitner (ForWind, Leibniz University Hannover), Walter Musial (NREL)

Mini-Symposium: Wind Turbine Lifetime Extensions: Technologies, Risk, and Profitability

May 25 17:20 - 19:00 CEST

Session Chairs: Walter Musial (NREL)

(moderators) Michael H. Breitner (ForWind, Leibniz University Hannover)


17:25 - 17:45 15 + 5 min Henrik Wielert The Hidden Repowering Potential of Lower Saxony’s Non-Repowerable Wind Turbines

17:45 - 18:05 15 + 5 min Clemens Hübler Probabilistic Fatigue Damage Extrapolation Based on Alpha Ventus Strain Measurements

18:05 - 18:25 15 + 5 min Tobias Kraschewski Probablistic Model for the Risk-Adjusted Investment Evaluation of the Post-Utilization Strategies of Wind Energy Plants

18:25 - 18:45 15 + 5 min Jannie Sønderkær Nielsen Benefit of probabilistic and risk-informed life extension assessment methods


(same virtual room)

WESC 2021


Mini-Symposium: AURES II - Auctions for Renewable Energy Support II

Vasilios Anatolitis (Fraunhofer ISI), Ann-Katrin Hanke (Takon)

Mini-Symposium: AURES II - Auctions for Renewable Energy Support II

May 26 13:40 - 15:20 CEST

Session Chairs: Vasilios Anatolitis (Fraunhofer ISI)

(moderators) Ann-Katrin Hanke (Takon)


13:50 - 14:10 15 + 5 min Mak Dukan The impact of de-risking financing and cost of capital on support costs and bid levels for onshore wind and solar PV in Europe

14:10 - 14:30 15 + 5 min Vasilios Anatolitis Sliding feed-in premium and market integration – how the reference market value calculation impacts revenues of onshore wind power in Germany

14:30 - 14:50 15 + 5 min Abigail Alexander-Haw Financing costs and factors at the macro-, meso- and project-level

14:50 - 15:10 15 + 5 min Ann-Katrin Hanke Econometric Analysis of RES Auction Results in Europe


(same virtual room)

WESC 2021


Mini-Symposium: EERA JP Wind - SP8 Workshop - How Can Wind Energy Create Even Higher Value for Society?

Lena Kitzing, Julia Kirch Kirkegaard (DTU Wind Energy)

Mini-Symposium: EERA JP Wind - SP8 Workshop - How Can Wind Energy Create Even Higher Value for Society?

May 28 15:30 - 17:10 CEST

Session Chairs: Lena Kitzing (DTU Wind Energy)

(moderators) Julia Kirch Kirkegaard (DTU Wind Energy)


15:35 - 15:50 15 min Lena Kitzing EERA JP Wind SP8

15:50 - 16:10 20 min Julia Kirch Kirkegaard An agenda for cross- and inter-disciplinary research – moving beyond the technification of the sustainability transition

16:10 - 16:50 40 min NN (4 - 5) Workshop discussion


(same virtual room)

WESC 2021


Mini-Symposium: Electromagnetic Compatibility and Interaction with Radar and Navigation

Heyno Garbe (ForWind, Leibniz University Hannover), Sebastian Koj (IAV GmbH, EMC & Antenna)

Mini-Symposium: Electromagnetic Compatibility and Interaction with Radar and Navigation

May 27 13:40 - 15:20 CEST

Session Chairs: Heyno Garbe (ForWind, Leibniz University Hannover)

(moderators) Sebastian Koj (IAV GmbH, EMC & Antenna)


13:40 - 14:00 15 + 5 min Thorsten Schrader Metrology for Wind Energy at PTB

14:00 - 14:20 15 + 5 min Sergei Sandmann A Numerical Time Domain Method for Calculation of the Indicated CVOR Bearing in Dynamically Disturbed Scenarios

14:20 - 14:40 15 + 5 min Karsten Schubert Localisation and Characterisation of Wind Turbines in the Vicinity of Doppler-VORs by Airborne VHF Passive RADAR Techniques

14:40 - 15:00 15 + 5 min Sven Fisahn EMC Tests of Wind Energy Conversion Systems - Challenges of Radiated Emission Measurements and Solutions

15:00 - 15:20 15 + 5 min Sebastian Koj Prediction of Lightning Strike Areas on Multi-Megawatt Wind Turbines


(same virtual room)

WESC 2021


Mini-Symposium: Can Wind Power be Socially Acceptable?

Suzanne Tegen (Colorado State University), Jan Hildebrand (Saarland University), Kristian Borch (Aalborg University)

Mini-Symposium: Can Wind Power be Socially Acceptable?

May 26 15:30 - 17:10 CEST

Session Chairs: Suzanne Tegen (Colorado State University)

(moderators) Jan Hildebrand (Saarland University)

Kristian Borch (Aalborg University)


Marielle de Sain ↓

15:30 - 15:40 10 min Jan Hildebrand Insight into Wind Energy Participation in Six Countries: Netherlands, the United Kingdom, Ireland, Germany, Denmark and Belgium

Kristian Borch ↑

15:40 - 16:00 15 + 5 min Gundula Huebner Things to Think About – Five Significant Wind Power Acceptance Factors

16:00 - 16:20 15 + 5 min Kristian Borch Lessons learned from Scandinavia: Wind-power Controversies on Social Media

16:20 - 16:40 15 + 5 min Jan Hildebrand Who is in and how: Trade-offs between planning and financial participation

16:40 - 17:00 15 + 5 min Yasushi Maruyama Co-evolution of Technology and Society for Offshore Wind

Tom Cronin ↓

17:00 - 17:10 10 min Joe Rand Solutions for Wind Power Technology, Development, and Acceptance - a Panel of technologists and social scientists

Gundula Huebner ↑


(same virtual room)

WESC 2021


Mini-Symposium: How to Bridge the Gap? Different Research Perspectives in a Techno-Economically Dominated Wind Energy Community

Sarina Keller (German Aerospace Center - DLR), Paul Lehmann (Fraunhofer UFZ),

Lena Kitzing (DTU Wind Energy), Chris Foulds (Anglia Ruskin University)

Mini-Symposium: How to Bridge the Gap? Different Research Perspectives in a Techno-Economically Dominated Wind Energy Community

May 27 15:30 - 17:10 CEST

Session Chairs: Sarina Keller (German Aerospace Center - DLR)

(moderators) Paul Lehmann (Fraunhofer UFZ)

Lena Kitzing (DTU Wind Energy)

Chris Foulds (Anglia Ruskin University)


15:35 - 15:55 15 + 5 min Sarina Keller tbd

15:55 - 16:15 15 + 5 min Paul Lehmann tbd

16:15 - 16:35 15 + 5 min Lena Kitzing tbd

16:35 - 16:55 15 + 5 min Chris Foulds tbd


(same virtual room)

WESC 2021


Social and Community Acceptance

May 28 13:40 - 15:20 CEST

Session Chairs: Cian Desmond (GDG)

(moderators) Sarina Keller (German Aerospace Center - DLR)


13:45 - 14:00 12 + 3 min Gundula Hübner Wind Turbines – what have social factors to do with it?

14:00 - 14:15 12 + 3 min Julia Thiele Can more local responsibility foster energy transition?

14:15 - 14:30 12 + 3 min Johannes Pohl Annoyance, planning process and acceptance of wind farms

14:30 - 14:45 12 + 3 min Ben Hoen The More They Grow, The Less We Know: Turbine Scaling and Community Impacts

14:45 - 15:00 12 + 3 min Laura Stößel Quantification of social acceptance for consideration in renewable energy potential analysis

15:00 - 15:15 12 + 3 min Arthur Schady The contribution of sound and sound propagation to the acceptance of wind turbines


(same virtual room)

WESC 2021


Wind Energy Economic and Policy Perspectives

May 26 17:20 - 19:00 CEST

Session Chairs: Lena Kitzing (DTU Wind Energy)

(moderators) Cian Desmond (GDG)


17:25 - 17:40 12 + 3 min Marie-Alix Dupré la Tour Renewable energy potential - a meta-analysis

17:40 - 17:55 12 + 3 min Jan Kronenberg Energy tariff based on the human rights standard of the country of origin / transit of the primary resource with thermal mass upgrades using migrant skills

17:55 - 18:10 12 + 3 min Srinivasan Santhakumar Unraveling the cost reduction observed for offshore wind technology in the North Sea region

18:10 - 18:25 12 + 3 min Ryan Wiser What Does the Future Hold for Wind? Expert Perspectives on Future Costs, Technology, and Value


(same virtual room)

WESC 2021


Environmental Aspects, Life Cycles and Alternative Aspects of Wind Energy

May 25 15:30 - 17:10 CEST

Session Chairs: Sarina Keller (German Aerospace Center - DLR)

(moderators) Lena Kitzing (DTU Wind Energy)


15:35 - 15:50 12 + 3 min Heather Norton A global assessment of potential locations for offshore wind-powered direct air capture and storage

15:50 - 16:05 12 + 3 min Tom Strating AI-based Spatial Analysis for the Identification of Wind-Potential Areas avoiding Land Use Conflicts

16:05 - 16:20 12 + 3 min Christine von Haaren tbd

16:20 - 16:35 12 + 3 min Tobias Bohne Presentation of a modelling approach to determine the potential of combined noise mitigation systems to reduce underwater noise immissions during the foundation process of offshore wind turbines

16:35 - 16:50 12 + 3 min Novita Saraswati Sustainable design for wind turbine blades

16:50 - 17:05 12 + 3 min Gautam Batra Airborne Wind Energy System: A Potential for India and Challenges


(same virtual room)

WESC 2021


Mini-Symposium: Leading Edge Erosion of Wind Turbine Blades

Charlotte Bay Hasager, Leon Mishnaevsky Jr. (DTU Wind Energy)

Mini-Symposium: Leading Edge Erosion of Wind Turbine Blades (I)

May 26 15:30 - 17:10 CEST

Session Chairs: Leon Mishnaevsky Jr. (DTU Wind Energy)

(moderators) Charlotte Bay Hasager (DTU Wind Energy)


15:30 - 15:50 15 + 5 min Moritz Kreuseler Performance degradation analysis of reference turbines due to erosion

15:50 - 16:10 15 + 5 min Anna-Maria Tilg Erosion-safe operation and its need for precipitation nowcasting

16:10 - 16:30 15 + 5 min Kisorthman Vimalakanthan Aerodynamic Performance of Scanned Eroded Wind Turbine Blade sections using RANS CFD

16:30 - 16:50 15 + 5 min Charlotte Bay Hasager Rain erosion environmental load and predicted leading edge blade lifetime based on long-term rain data

16:50 - 17:10 15 + 5 min Charlotte Bay Hasager Precipitation detection from lidar to mitigate leading-edge erosion: Comparison of lidar data and disdrometer data


(same virtual room)

WESC 2021


Mini-Symposium: Leading Edge Erosion of Wind Turbine Blades (II)

May 26 17:20 - 19:00 CEST

Session Chairs: Charlotte Bay Hasager (DTU Wind Energy)

(moderators) Leon Mishnaevsky Jr. (DTU Wind Energy)


17:20 - 17:40 15 + 5 min William Finnegan Development of an advanced leading edge protection system for offshore wind turbine blades

17:40 - 18:00 15 + 5 min Charlotte Bay Hasager Wind Turbine Blade Defect Forecasting

18:00 - 18:20 15 + 5 min Charlotte Bay Hasager The IEA Wind TCP Task 46 “Erosion of wind turbine blades” is a shared new international effort

18:20 - 18:40 15 + 5 min Joshua A. Paquette Performance Impact of Leading Edge Erosion from Simulation and Field Data


(same virtual room)

WESC 2021


Mini-Symposium: Maintenance, Repair and Refurbishment of Wind Turbines

Leon Mishnaevsky Jr. (DTU Wind Energy)

Mini-Symposium: Maintenance, Repair and Refurbishment of Wind Turbines

May 25 13:40 - 15:20 CEST

Session Chairs: Leon Mishnaevsky Jr. (DTU Wind Energy)

(moderators) Bose Sumantraa (National Institute of Wind Energy India)


13:40 - 14:00 15 + 5 min Leon Mishnaevsky Jr. Repair and protection of wind turbine blades: Computational modelling and the role of material defects

14:00 - 14:20 15 + 5 min De Manabendra Manindrakumar Surface erosion problem for small wind turbines in India: Experience and solutions

14:20 - 14:40 15 + 5 min Bose Sumantraa Wind turbine blade damage mechanisms and repair technologies: Survey of strategies and regional differences

14:40 - 15:00 15 + 5 min Carineh Ghafafan Restoring Lightweight Strength - Effect of Localized Repairs on the Mechanical Properties of Composite Sandwich Structures

15:00 - 15:15 12 + 3 min S. Anthony Raj Prem Kumar An optimization method and system in operational maintenance of wind turbine blade replacement activity with effective down time, cost and ecological friendly


(same virtual room)

WESC 2021


Mini-Symposium: ReliaBlade - Material Digital Twins for Wind Turbine Blades

Florian Sayer (Fraunhofer IFAM), Kim Branner (DTU Wind Energy)

Mini-Symposium: ReliaBlade - Material Digital Twins for Wind Turbine Blades

May 25 15:30 - 17:10 CEST

Session Chairs: Florian Sayer (Fraunhofer IFAM)

(moderators) Kim Branner (DTU Wind Energy)


15:35 - 15:50 12 + 3 min Yeniceli Digitalisation platform for the wind turbine blade digital twin

15:50 - 16:05 12 + 3 min Shahzadeh Investigation of non-isothermal resin flow in resin transfer molding production of wind turbine blades with the volume of the fluid method

16:05 - 16:20 12 + 3 min Urcelay Oca A modelling approach to damage initiation and propagation from manufacturing defects in wind turbine blades

16:20 - 16:35 12 + 3 min Noever-Castelos Sensitivity analysis of a wind turbine blade structural performance with respect to modelling and manufacturing parameters

16:35 - 16:50 12 + 3 min Fremmelev Operational Modal Analysis for Detection of Progressive Damage in Wind Turbine Blade


(same virtual room)

WESC 2021


Mini-Symposium: Cost Reduction in Offshore Wind Farm Projects – Optimization of Logistics Concepts

Jonas Kaczenski (Fraunhofer IWES), Katherine Dykes (DTU Wind Energy)

Mini-Symposium: Cost Reduction in Offshore Wind Farm Projects – Optimization of Logistics Concepts

May 25 17:20 - 19:00 CEST

Session Chairs: Katherine Dykes (DTU Wind Energy)

(moderators) Marcel Wiggert (Fraunhofer IWES)


17:25 - 17:45 15 + 5 min Matt Shields (NREL) Assessing the balance-of-plant cost and logistics impact of turbine upsizing using calibrated models

17:45 - 18:05 15 + 5 min Lars-Andre Bugge Tobaben (Sea Impact)Analyzing installation vessel positions for offshore wind market intelligence

18:05 - 18:25 15 + 5 min Anthony Gray (ORE Catapult) What Are Operations and Maintenance Simulation Tools?

18:25 - 18:45 15 + 5 min Iver Bakken Sperstad (SINTEF Energy Research)Operation and maintenance decision support tools – benchmarking and outlook


(same virtual room)

WESC 2021


Mini-Symposium: Structural Design, Modelling and Simulation of Wind Turbine Rotor Blades

Claudio Balzani (ForWind, Leibniz University Hannover), Steffen Czichon (Fraunhofer IWES), Xiao Chen (DTU Wind Energy)

Mini-Symposium: Structural Design, Modelling and Simulation of Wind Turbine Rotor Blades (I)

May 28 13:40 - 15:20 CEST

Session Chairs: Claudio Balzani (ForWind, Leibniz University Hannover)

(moderators) Steffen Czichon (Fraunhofer IWES)


13:45 - 14:00 12 + 3 min Claudio Balzani Rotor blade buckling analysis taking into account the hub and blade bearing elasticity

14:00 - 14:20 15 + 5 min Rodrigo Tavares Automated model generation of large wind turbine blades: advantage of solid over shell elements

14:20 - 14:40 15 + 5 min Martin Brod New modeling strategies for predicting fatigue damage in fiber-reinforced composites and fibre-metal laminates

14:40 - 15:00 15 + 5 min Felix Prigge Computationally efficient buckling analysis of damaged composite sandwich panels in wind turbine blades

15:00 - 15:20 15 + 5 min Mareen Tiedemann Experimental study on torsional stiffness of a wind turbine blade through combined loading


(same virtual room)

WESC 2021


Mini-Symposium: Structural Design, Modelling and Simulation of Wind Turbine Rotor Blades (II)

May 28 15:30 - 17:10 CEST

Session Chairs: Xiao Chen (DTU Wind Energy)



15:30 - 15:50 15 + 5 min Can Muyan Effect of modeling adhesives on the failure characteristics of a wind turbine blade

15:50 - 16:10 15 + 5 min Yadong Jiang Structural performance assessment of a 10 MW wind turbine blade with varying CFRP portions

16:10 - 16:30 15 + 5 min Yixing Wang Comparison of viscoelasticity models for the prediction of residual stresses in wind turbine rotor blades

16:30 - 16:50 15 + 5 min Alexandros Antoniou Elastic properties of balsa wood and stiffness prediction of the sandwich infused core: A physically based model

16:50 - 17:10 15 + 5 min Anilkumar P.M. Nair Morphing of multistable connected unsymmetrical laminates using MFC actuators

Session briefing: starting from 15:10

(same virtual room)

WESC 2021


Mini-Symposium: Installation of Offshore Wind Farms - Challenges and Potentials

Karl Henning Halse (NTNU), Aljoscha Sander (ForWind, University of Bremen, BIBA)

Mini-Symposium: Installation of Offshore Wind Farms - Challenges and Potentials (I)

May 26 13:40 - 15:20 CEST

Session Chairs: Karl Henning Halse (NTNU)



13:40 - 14:00 15 + 5 min Torres Simulation tools to optimise offshore wind farms installation procedures, and operation and maintenance strategies. Review, challenges and future developments.

14:00 - 14:20 15 + 5 min Sander The Impact of a Tuned Mass Damper on Offshore Wind Farm Installation Times

14:20 - 14:40 15 + 5 min Krishna Swamy Potential benefits of offshore wind installation using an in-hook, active heave compensation crane

14:40 - 15:00 15 + 5 min Jiafeng Xu Mechanical and Control Design of a Low-Height Lifting System for Offshore Wind Turbine Installation

15:00 - 15:15 12 + 3 min Behfar Ataei Effect of structural flexibility on the relative motion between lifted OWT and floating Spar buoy


(same virtual room)

WESC 2021


Mini-Symposium: Installation of Offshore Wind Farms - Challenges and Potentials (II)

May 27 13:40 - 15:20 CEST

Session Chairs: Karl Henning Halse (NTNU)



13:40 - 14:00 15 + 5 min Sunghun Hong Importance of Mass Distribution Estimation for Dynamic Analysis of Floating Offshore Wind Turbine Installation at Early Design

14:00 - 14:20 15 + 5 min Ting Liu Slow-drift force effects on the relative motion between OWT and floating spar during the mating stage of the installation

14:20 - 14:40 15 + 5 min Aljoscha Sander Kinematics of tower and blades during installation - analysis of in situ measurement data

14:40 - 15:00 15 + 5 min Sarichloo Investigating the modelling and the impact of port physical characteristics on the installation processes of an offshore wind farm

15:00 - 15:15 12 + 3 min Ramachandran Floating offshore wind turbines: Installation, O&M and decommissioning challenges and opportunities


(same virtual room)

WESC 2021


Rotor Blade Materials: Manufacturing and Strength Prediction

May 27 15:30 - 17:10 CEST

Session Chairs: Jan-Hendrik Ohlendorf (ForWind, University of Bremen, BIBA)

(moderators) Behrouz Arash (ForWind, Leibniz University Hannover)


15:35 - 15:50 12 + 3 min Scheffler The effect of specimen size on compressive strength in non-crimp fabric spar cap laminates

15:50 - 16:05 12 + 3 min Arash Thermo-viscoelastic analysis of polymer nanocomposites at large deformation: A phase-field fracture model

16:05 - 16:20 12 + 3 min Krishnappa A Finite Element Simulation Approach to Characterise the Draping Behaviour of 0/90° Technical Textiles

16:20 - 16:35 12 + 3 min Lusty Alternative Damage Tolerant Materials for Wind Turbine Blades: An Overview

16:35 - 16:50 12 + 3 min Jimenez del Toro Automated tape placement of carbon fibre reinforced thermoplastics for offshore wind turbine blades

16:50 - 17:05 12 + 3 min Clarke Understanding the Uncertainty in Static Strength Predictions of Composite Laminates in Wind Blades


(same virtual room)

WESC 2021


Rotor Blade Materials: Joints

May 26 13:40 - 15:20 CEST

Session Chairs: Raimund Rolfes (ForWind, Leibniz University Hannover)

(moderators) Sven Scheffler (ForWind, Leibniz University Hannover)


13:45 - 14:00 12 + 3 min Holst A viscoelastic model for residual stress prediction in bond lines of wind turbine blades

14:00 - 14:15 12 + 3 min Beyland Design and manufacturing of high strength bolted connections for rotor blade joints

14:15 - 14:30 12 + 3 min Manousides ANALYSIS OF THE FIBRE ORIENTATION IN A SHORT FIBRE-REINFORCED ADHESIVE JOINT OF WIND TURBINE BLADES USING X-RAY TOMOGRAPHY

14:30 - 14:45 12 + 3 min Wentingmann Design and Manufacturing Optimisation of an Adhesive Specimen for Biaxial Tests

14:45 - 15:00 12 + 3 min Becker Consideration of design influences to provide adequate repair concepts for high-strength steel weld joints in offshore support structures

15:00 - 15:15 12 + 3 min Zapp MANUFACTURE AND ASSEMBLY OF A SEGMENTED WIND TURBINE ROTOR BLADE USING INNOVATIVE ONLINE QUALITY ASSURANCE METHODS


(same virtual room)

WESC 2021


Operation and Maintenance

May 25 15:30 - 17:10 CEST

Session Chairs: Zhen Gao (NTNU)

(moderators) Amir Nejad (NTNU)


15:35 - 15:50 12 + 3 min Sill Torres Applied Research on Resilience-driven Offshore Wind Farm Safety and Security

15:50 - 16:05 12 + 3 min Avanessova Analysing the effectiveness of fixed and floating offshore maintenance bases for floating wind farms

16:05 - 16:20 12 + 3 min Kinne Influence of the structural integrity management on the levelized cost of energy of offshore wind: a parametric sensitivity analysis

16:20 - 16:35 12 + 3 min Schneider SysPark: a software tool for system-wide adaptive planning of inspections of turbine support structures in offshore wind farms

16:35 - 16:50 12 + 3 min Arbella Feliciano Study of the Behavior of Temperatures inside a Wind Turbine


(same virtual room)

WESC 2021


Mini-Symposium: Data-Driven Technologies for O&M Cost Reduction

Angela Meyer (Bern University of Applied Sciences), Ravi Pandit (University of Exeter)

Mini-Symposium: Data-Driven Technologies for O&M Cost Reduction (I)

May 28 13:40 - 15:20 CEST

Session Chairs: Angela Meyer (Bern University of Applied Sciences)

(moderators) Ravi Pandit (University of Exeter)


13:45 - 14:15 25 + 5 min M. Schlechtingen Automating the condition monitoring of wind farms - Opportunities and challenges from an operator's perspective

14:15 - 14:30 12 + 3 min S. Letzgus Utilizing SCADA-log data for data-driven condition monitoring applications

14:30 - 14:45 12 + 3 min M. Beretta Quantification of the Information Loss Resulting from Temporal Aggregation of Wind Turbine Operating Data

14:45 - 15:00 12 + 3 min C. Philipp State Classification of Wind Turbines using Kramers-Moyal Coefficients

15:00 - 15:15 12 + 3 min J. Walgern Reliability of electrical and hydraulic pitch systems in wind turbines


(same virtual room)

WESC 2021


Mini-Symposium: Data-Driven Technologies for O&M Cost Reduction (II)

May 28 15:30 - 17:10 CEST

Session Chairs: Angela Meyer (Bern University of Applied Sciences)

(moderators) Ravi Pandit (University of Exeter)


15:35 - 15:50 12 + 3 min S. Tsiapoki Vibration-based Load Reconstruction with Model-based Virtual Sensors for Fleet Monitoring of Offshore Wind Turbine Foundations

15:50 - 16:05 12 + 3 min A. Momber Big data-driven surface condition monitoring of coated wind power structures

16:05 - 16:20 12 + 3 min D. Augustyn Digital Twin for improved decision models of offshore wind structures

16:20 - 16:35 12 + 3 min P. Bradstock A Semi-empirical Physics-based Modelling Approach for Condition Monitoring and its Comparison to Machine Learning Regression Models

16:35 - 16:50 12 + 3 min A. Meyer Gear bearing fault detection in wind turbines with multi-target neural networks


(same virtual room)

WESC 2021


Mini-Symposium: Structural Health Monitoring: Applications and Potential in Wind Energy

Eleni Chatzi, Imad Abdallah, Vasilis Dertimanis (ETH Zurich)

Mini-Symposium: Structural Health Monitoring: Applications and Potential in Wind Energy (I)

May 25 13:40 - 15:20 CEST

Session Chairs: Eleni Chatzi (ETH Zurich)

(moderators) Imad Abdallah (ETH Zurich)


13:45 - 14:05 15 + 5 min Anand Natarajan Fatigue damage equivalent load extrapolation to determine life consumption of structures within wind farms

14:05 - 14:25 15 + 5 min Pablo G. Morato Optimal Management of Offshore Wind Structural Systems via Deep Reinforcement Learning and Bayesian Networks

14:25 - 14:45 15 + 5 min João Pacheco Tower and Blades Fatigue Assessment of an Onshore Wind Turbine from Monitoring Strains

14:45 - 15:05 15 + 5 min Fabien Caleyron Use of SCADA in a Model-Based Approach For Loads Monitoring with Application to Predictive Maintenance And Lifetime Extension

15:05 - 15:20 12 + 3 min Gregory Duthé Learning to diagnose leading edge erosion degradation on an airfoil via aerodynamic pressure coefficients


(same virtual room)

WESC 2021


Mini-Symposium: Structural Health Monitoring: Applications and Potential in Wind Energy (II)

May 25 15:30 - 17:10 CEST

Session Chairs: Imad Abdallah (ETH Zurich)

(moderators) Vasilis Dertimanis (ETH Zurich)


15:35 - 15:55 15 + 5 min Koen Robbelein Early perspectives on the development of an industry 4.0 data-driven lifetime extension methodology with structural health monitoring data as backbone

15:55 - 16:15 15 + 5 min Agusmian Partogi OmpusungguTowards a Digital Twin for Corrosion Monitoring and Health Estimation of Offshore Wind Turbine Structures

16:15 - 16:35 15 + 5 min Francisco de Nolasco Santos Fleet-wide fatigue assessment employing SCADA and accelerometers

16:35 - 16:55 15 + 5 min Philip Bradstock A Machine Learning Surrogate Model to Calculate Wind Turbine Lifetime Fatigue Loading from SCADA Data


(same virtual room)

WESC 2021


Mini-Symposium: Testing of Wind Turbine Blades

Steffen Czichon, Malo Rosemeier (Fraunhofer IWES), Peter Greaves (ORE Catapult)

Mini-Symposium: Testing of Wind Turbine Blades (I)

May 26 17:20 - 19:00 CEST

Session Chairs: Steffen Czichon (Fraunhofer IWES)

(moderators) Peter Greaves (ORE Catapult)


17:25 - 17:45 15 + 5 min Bürkner Elliptical Dynamic Rotor Blade Fatigue Test

17:45 - 18:05 15 + 5 min Pardemann Improved replication of fatigue damage induced in field by means of elliptical biaxial full-scale blade testing

18:05 - 18:25 15 + 5 min Melcher Adaption of mean loads in rotor blade fatigue testing with elliptical biaxial resonant excitation


(same virtual room)

WESC 2021


Mini-Symposium: Testing of Wind Turbine Blades (II)

May 27 13:40 - 15:20 CEST

Session Chairs: Peter Greaves (ORE Catapult)

(moderators) Malo Rosemeier (Fraunhofer IWES)


13:45 - 14:05 15 + 5 min Jones Representative testing of wind turbine blades to in-field loads and validation of retrofit solutions

14:05 - 14:25 15 + 5 min Baetge Application of the 8-D-method for handling damage in the course of rotor blade full-scale testing for certification

14:25 - 14:45 15 + 5 min Coker Structural Testing of a 5-Meter Wind Turbine Blade


(same virtual room)

WESC 2021


Mini-Symposium: Testing of Wind Turbine Blades (III)

May 27 15:30 - 17:10 CEST

Session Chairs: Malo Rosemeier (Fraunhofer IWES)



15:35 - 15:55 15 + 5 min Schwabe Segmented Rotor Blade Testing

15:55 - 16:15 15 + 5 min Wroblewski Concept of two-segmented full-scale testing of wind turbine blades

16:15 - 16:35 15 + 5 min Greaves Torsional testing of wind turbine blades

16:35 - 16:55 15 + 5 min Haller Validation of torsional stiffness by means of full-scale blade testing


(same virtual room)

WESC 2021


Mini-Symposium: Vibration-based Structural Health Monitoring

Raimund Rolfes, Tanja Grießmann (ForWind, Leibniz University Hannover), Christof Devriendt (VU Brussels),

Keith Worden, Nikolaos Dervilis (University of Sheffield)

Mini-Symposium: Vibration-based Structural Health Monitoring (I)

May 26 15:30 - 17:10 CEST

Session Chairs: Christof Devriendt (VU Brussels)

(moderators) Tanja Grießmann (ForWind, Leibniz University Hannover)


15:30 - 15:50 15 + 5 min Simpson Reduced Order Modelling of a Wind Turbine Foundation using LSTM and Autoencoder Neural Networks.

15:50 - 16:10 15 + 5 min Ziegler Use of machine learning to detect modal abnormalities for support structures of offshore wind turbines

16:10 - 16:30 15 + 5 min Eustorgi Reproducibility of the vibrational behaviour of a WT drive train on a nacelle test bench

16:30 - 16:50 15 + 5 min Schneider Integrating vibration monitoring into risk-based inspection and maintenance planning for deteriorating structural systems

16:50 - 17:10 15 + 5 min Wickramarachchi On assessing the similarity of wind turbine performance using distance metrics for population-based structural health monitoring


(same virtual room)

WESC 2021


Mini-Symposium: Vibration-based Structural Health Monitoring (II)

May 26 17:20 CEST

Session Chairs: Keith Worden (University of Sheffield)

(moderators) Nikolaos Dervilis (University of Sheffield)


17:20 - 17:40 15 + 5 min Lin A grey-box model for environmental mapping

17:40 - 18:00 15 + 5 min Henkel Fatigue Assessment of Offshore Wind Monopile Foundations based on Virtual Sensing

18:00 - 18:20 16 + 5 min Bruns Presentation of a measurement campaign inside a rotor blade of an operating multi-megawatt offshore wind turbine using a fiber-optic measurement system

18:20 - 18:40 15 + 5 min Zhang Vibration-based Damage Detection of an Offshore Wind Turbine Foundation - a New Approach to Remove Environmental and Operational Effects

18:40 - 19:00 15 + 5 min Pereira Operational Modal Analysis Applied to an Onshore Wind Turbine: Monitoring of Tower and Blades with Wireless Nodes


(same virtual room)

WESC 2021


Safety, Risk and Reliability in Structural Design

May 26 13:40 - 15:20 CEST

Session Chairs: John Dalsgaard Sørensen (Aalborg University)

(moderators) Clemens Hübler (ForWind, Leibniz University Hannover)


13:45 - 14:00 12 + 3 min Schnackenberg Impact of dependent failures on wind turbine reliability

14:00 - 14:15 12 + 3 min Haselsteiner Wind turbine response characteristics in the wind speed – significant wave height variable space

14:15 - 14:30 12 + 3 min Ren Reliability-based design optimization of an offshore wind turbine jacket

14:30 - 14:45 12 + 3 min Lázaro Multivariate Models applied to Power Curve Modelling and Production Estimation

14:45 - 15:00 12 + 3 min Müller A comprehensive study of meta models for simulation models of offshore wind turbines

15:00 - 15:15 12 + 3 min Zhang Impact of blade model uncertainty quantification on wind turbine extreme load prediction


(same virtual room)

WESC 2021


Condition & Structural Health Monitoring (I)

May 25 17:20 - 19:00 CEST

Session Chairs: Wout Weijtjens (VU Brussels)

(moderators) Marlene Bruns (ForWind, Leibniz University Hannover)


17:25 - 17:40 12 + 3 min Kamel Reduced Order Modeling of Wind Turbine Drivetrains by Neural Networks

17:40 - 17:55 12 + 3 min Loriemi Estimation of rotor and main bearing loads using artificial neural networks

17:55 - 18:10 12 + 3 min Bertele Wind inflow observation from load harmonics using artificial neural networks

18:10 - 18:25 12 + 3 min García Expósito Predictive model for the activation of alarms in wind turbines through bayesian networks: case study Gibara II wind farm

18:25 - 18:40 12 + 3 min Reichhart Bearing clearance as a critical factor for roller bearing life - Influence on dynamic kinematical behavior and monitoring method-

18:40 - 18:55 12 + 3 min Gnauert Development of a Methodology for a Gearbox Robustness Test


(same virtual room)

WESC 2021


Condition & Structural Health Monitoring (II)

May 26 13:40 - 15:20 CEST

Session Chairs: Julio J. Melero (University of Zaragoza)

(moderators) Tanja Grießmann (ForWind, Leibniz University Hannover)


13:45 - 14:00 12 + 3 min Wang Sensor placement optimisation robust to environmental variation for structural health monitoring

14:00 - 14:15 12 + 3 min Sandoval Wavelet entropy indicator for low-speed bearing damage detection

14:15 - 14:30 12 + 3 min Fürst Introducing the EMUwind* project: High resolution wind field measurement by data fusion in multi-sensor networks

14:30 - 14:45 12 + 3 min Varela Failure modes on the hydraulic pitch subsystem of an offshore wind turbine

14:45 - 15:00 12 + 3 min Thibbotuwa Deniye Smart corrosion monitoring system to improve the O&M strategies in offshore wind farms


(same virtual room)

WESC 2021


Condition & Structural Health Monitoring (III)

May 28 13:40 - 15:20 CEST

Session Chairs: Eleni Chatzi (ETH Zurich)

(moderators) Tobias Meyer (Fraunhofer IWES)


13:45 - 14:00 12 + 3 min Knebusch Local vibration behaviour of wind turbine rotor blades – an experimental and simulative case study

14:00 - 14:15 12 + 3 min Sanchez Ramirez On the need of a load distribution-centered diagnostics approach for wind turbine assessment

14:15 - 14:30 12 + 3 min Zhang An experimental study on trailing edge crack detection for wind turbine blade using airfoil aerodynamic noise

14:30 - 14:45 12 + 3 min Chen Three Key Enabling Technologies for Digital Twins of Large-scale Composite Structures

14:45 - 15:00 12 + 3 min Gleichauf Contrast enhancement in thermographic flow visualization by means of Principal Component Analysis

15:00 - 15:15 12 + 3 min Fernandes de Oliveira Junior Measured resonance frequencies during the WTG installation at Seamade offshore wind farm


(same virtual room)

WESC 2021


Novel Sensing and New Measurement Concepts for Wind Turbines

May 28 13:40 - 15:20 CEST

Session Chairs: Tanja Grießmann (ForWind, Leibniz University Hannover)



13:45 - 14:00 12 + 3 min Cheng Early Fatigue damage detection of the C1 Wedge Connection by AE

14:00 - 14:15 12 + 3 min Sandoval Analysis of the condition of low-speed bearings using acoustic emissions

14:15 - 14:30 12 + 3 min Polonelli Towards A Self-sustaining Wireless Smart Sensor Node for Continuous Monitoring of Wind Turbines

14:30 - 14:45 12 + 3 min Gnebner Application of Operational Modal Analysis to wind turbine using novel optical camera-based system

14:45 - 15:00 12 + 3 min Helming Wind Turbine Tower Deformation Measurement using 2D Terrestrial Laser Scanning (TLS)

15:00 - 15:15 12 + 3 min Sihivahana Sarma Structural Health Monitoring of Wind Turbine Blades using Fibre Optic Sensors


(same virtual room)

WESC 2021


Model Validation, Updating and System Identification

May 27 15:30 - 17:10 CEST

Session Chairs: Julio J. Melero (University of Zaragoza)

(moderators) Benedikt Hofmeister (ForWind, Leibniz University Hannover)


15:35 - 15:50 12 + 3 min Gundlach On the applicability of Ko‘s displacement theory on strain modal data of wind-turbine rotor blades

15:50 - 16:05 12 + 3 min Guedes Mendonça Methodology for severity assessment of wrinkles in wind turbine blades

16:05 - 16:20 12 + 3 min Eder A novel method for cross section analysis of tapered beam slices

16:20 - 16:35 12 + 3 min Sarhadi Mechanical performance of 3D printed continuous fiber-reinforced composites

16:35 - 16:50 12 + 3 min Williams Effects of Lightning Damage on Carbon Fiber in Wind Blades

16:50 - 17:05 12 + 3 min Gansel Inspection concept for the detection of fatigue cracks in welds of offshore structures below the waterline


(same virtual room)

WESC 2021


Mini-Symposium: Advanced Design of Support Structures - Load Assesment, Structural Reliability, and Computer-aided Optimization

Michael Muskulus, Jochen Köhler (NTNU)

Mini-Symposium: Advanced Design of Support Structures - Load Assesment, Structural Reliability, and Computer-aided Optimization

May 25 15:30 - 17:10 CEST

Session Chairs: Michael Muskulus (NTNU)

(moderators) Jochen Köhler (NTNU)


15:35 - 15:50 12 + 3 min Dou Optimization of semi-submersible floaters for 15MW floating wind turbine

15:50 - 16:05 12 + 3 min Jawalageri Effect of scour damages to global dynamic properties of offshore wind turbines

16:05 - 16:20 12 + 3 min Abhinav K. A. Fleetwide sensitivity analysis of offshore monopile wind turbines under conditions of scour and marine growth

16:20 - 16:35 12 + 3 min Orlando Pile drivability fatigue assessment: a refined analysis methodology for monopiles

16:35 - 16:50 12 + 3 min Musialik Gap-filling method for geophysical interpretations and ground models in offshore wind

16:50 - 17:05 12 + 3 min Viswanath Capacity and Behavior of Concrete under Constant and Variable Amplitude Fatigue Loading


(same virtual room)

WESC 2021


Mini-Symposium: Bearing Behavior of Offshore Foundation Elements

Martin Achmus, Khalid Abdel-Rahman (ForWind, Leibniz University Hannover)

Mini-Symposium: Bearing Behavior of Offshore Foundation Elements

May 25 13:40 - 15:20 CEST

Session Chairs: Martin Achmus (ForWind, Leibniz University Hannover)

(moderators) Khalid Abdel-Rahman (ForWind, Leibniz University Hannover)


13:45 - 14:00 12 + 3 min Britta Bienen Suction bucket installation and performance under in-service loading in layered soils

14:00 - 14:15 12 + 3 min Chen Foundation Stiffness of Monopile Foundation under Small-amplitude Cyclic Lateral Load

14:15 - 14:30 12 + 3 min Song Cyclic overlay model of p-y curves for laterally loaded monopiles in cohesionless soil

14:30 - 14:45 12 + 3 min Lapastoure 3DFE derivation of CPT based soil reaction curves for monopile lateral static design in sand

14:45 - 15:00 12 + 3 min Frick A model test study on the parameters affecting the cyclic lateral response of monopiles embedded in non-cohesive soils

15:00 - 15:15 12 + 3 min Aleem Analysis and design of hybrid monopile foundations for offshore wind turbines


(same virtual room)

WESC 2021


Mini-Symposium: Support Structure Connections - Latest Research on Ring Flanges and Future Connection Types

Marc Seidel (Siemens Gamesa Renewable Energy), Peter Schaumann (ForWind, Leibniz University Hannover)

Mini-Symposium: Support Structure Connections - Latest Research on Ring Flanges and Future Connection Types

May 28 13:40 - 15:20 CEST

Session Chairs: Marc Seidel (Siemens Gamesa Renewable Energy)

(moderators) Peter Schaumann (ForWind, Leibniz University Hannover)


13:45 - 13:55 10 min André Stang Validation of load-transfer behaviour of a bolted ring-flange connections in offshore-wind support structures

13:55 - 14:05 10 min Filip Wegener Full-scale validation of 3D FEA for flange connections including geometrical imperfections

14:15 - 14:25 10 min Sjur Lassesen Compact Flange technology for structural applications in the wind industry

14:25 - 14:35 10 min Mark Klaassen X-flange: development of a high capacity flange connection

14:45 - 14:55 10 min Jasper Winkes The C1 Wedge Connection, a high capacity, safe, fast and cost-effective alternative to bolted connections.

14:55 - 15:05 10 min Sander Suur Borssele V slip joint: Installation of the world’s first full size submerged slip joint and first operational experience


(same virtual room)

WESC 2021


Mini-Symposium: Welded Connections of Offshore Wind Turbine Foundations - Fatigue Verification Uncertainties and Improvement Strategies

Falk Lüddecke, Małgorzata Szałyga

Mini-Symposium: Welded Connections of Offshore Wind Turbine Foundations - Fatigue Verification Uncertainties and Improvement Strategies

May 25 17:20 - 19:00 CEST

Session Chairs: Falk Lüddecke (Jörss-Blunck-Ordemann GmbH)

(moderators) Małgorzata Szałyga (Jörss-Blunck-Ordemann GmbH)


17:25 - 17:40 12 + 3 min Schürmann Impact of Automated Welding on the Weld Geometry Characteristic of Tubular Joints for Jacket Substructures

17:40 - 17:55 12 + 3 min Dänekas Improvement of the fatigue resistance of transverse butt welds by deep rolling

17:55 - 18:10 12 + 3 min Kulikowski Validation of initial results tests on submerged arc welded butt joints in the VHCF area with a new resonance-regulated testing device

18:10 - 18:25 12 + 3 min Szałyga Implementation of the SMART-method for crack propagation simulations

18:25 - 18:40 12 + 3 min D'Antuono On the fatigue effect of flaws in offshore metallic structures: a novel approach

18:40 - 18:55 12 + 3 min Lichtenstein Corrosion protection concepts for offshore wind – Optimised recommendations from DNV


(same virtual room)

WESC 2021


Geotechnical Engineering and Soil-Structure-Interaction

May 27 13:40 - 15:20 CEST

Session Chairs: Martin Achmus (ForWind, Leibniz University Hannover)

(moderators) Khalid Abdel-Rahman (ForWind, Leibniz University Hannover)


13:45 - 14:00 12 + 3 min Britta Bienen Development of a vibro-driver to model monopile installation in a geotechnical centrifuge

14:00 - 14:15 12 + 3 min Bhartiya A Continuum Based Nonlinear Analysis of Monopile Foundation

14:15 - 14:30 12 + 3 min Rackwitz Experimental and numerical investigations on monopile tip buckling during pile installation

14:30 - 14:45 12 + 3 min Sastre Jurado CALIBRATION OF SOIL-MONOPILE INTERACTION MODEL USING IN-SITU MEASUREMENTS FROM AN INSTRUMENTED OFFSHORE WIND TURBINE

14:45 - 15:00 12 + 3 min Windt Numerical modelling of liquefaction around marine structures

15:00 - 15:15 12 + 3 min Kitahara Seismic soil-structure interaction analysis of wind turbine support structures using augmented complex mode superposition response spectrum method


(same virtual room)

WESC 2021


Wave Loads and Soil-Structure-Interaction

May 26 13:40 - 15:20 CEST

Session Chairs: Feargal Brennan (University of Strathclyde)

(moderators) Alexander Schenk (Fraunhofer IWES)


13:45 - 14:00 12 + 3 min Kelma Challenges in load simulation and load analysis of breaking waves acting on monopile foundations of offshore wind turbines

14:00 - 14:15 12 + 3 min Brijitha Madhavan Wave pressure computation on Monopiles using a SPH based code

14:15 - 14:30 12 + 3 min Baessler Numerical Modelling of Local Pile Deformations and Buckling incorporating the Pile-Soil-Interaction

14:30 - 14:45 12 + 3 min Böhm Assessment of soil parameter sensitivity on the buckling resistance of suction buckets

14:45 - 15:00 12 + 3 min Tzu-Ling Weng A case study of site responses analysis during earthquake in Taiwan’s offshore wind farm

15:00 - 15:15 12 + 3 min Creane Mobility assessment of coastal sediment banks and associated features in the south western Irish Sea utilising a combination of advanced geophysical, geological and morphological modelling techniques


(same virtual room)

WESC 2021


Support Structures – Connection Details and Monitoring

May 27 15:30 - 17:10 CEST

Session Chairs: Michael Muskulus (NTNU)

(moderators) Milan Veljkovic (TU Delft)


15:35 - 15:50 12 + 3 min Jones Maintenance Free Connection System – a CAPEX and OPEX Reduction Enabler for Offshore Wind Turbine Installation

15:50 - 16:05 12 + 3 min Reschke Under water assembly of bolted joints: Influence of a surrounding medium on bolt preload and slip factor

16:05 - 16:20 12 + 3 min Plakias Mechanical behavior of brace-to-cylinder welded stiffened connections in TLP wind energy platforms

16:20 - 16:35 12 + 3 min Pavlovic Wrapped Composite Joints for Circular Hollow Sections

16:35 - 16:50 12 + 3 min Mir Monitoring system for grouted connection

16:50 - 17:05 12 + 3 min Shojai Influence of corrosion on the fatigue strength of offshore wind turbines based on 3D surface scans


(same virtual room)

WESC 2021


Mini-Symposium: MaRINET2 Round Robin Testing Results

Cian Desmond (GDG), Sandy Day (University of Strathclyde),

Marc Le Boulluec (Ifremer), Jeremy Ohana (École Centrale de Nantes)

Mini-Symposium: MaRINET2 Round Robin Testing Results

May 28 15:30 - 17:10 CEST


(moderators)


15:30 - 15:50 15 + 5 min Jose Azcona Overview of the design of the floating platform.

15:50 - 16:10 15 + 5 min Marc Le Boulliac Overview of the design of the RRT test campaign

16:10 - 16:30 15 + 5 min Sebastian Gueydon Observations of the experiments in several facilities

16:30 - 16:50 15 + 5 min Amy Robertson Overview of how these data could be used in future validation exercise / identification of additional data requirements.

16:50 - 17:10 15 + 5 min Nikola Vasiljevic Accessing the data and FAIR data principles.


(same virtual room)

WESC 2021


Mini-Symposium: Floating Wind Arrays: Oppertunites and Challenges

Cian Desmond (GDG), Matt Shields (NREL)

Mini-Symposium: Floating Wind Arrays: Oppertunites and Challenges

May 25 17:20 - 19:00 CEST


(moderators) Matt Shields (NREL)


17:20 - 17:40 15 + 5 min Matt Shields Overview of the TEM and the IEA Task proposal

17:40 - 18:00 15 + 5 min Katherine Dykes Floating wind farm design optimisation

18:00 - 18:20 15 + 5 min Jake Nunemaker Fabrication, Assembly, and Installation Logistics Tradeoffs for Floating Offshore Wind in the US

18:20 - 18:40 15 + 5 min Mohammad Youssef Mahfouz Asymmetric mooring system for dynamic layout of floating wind farm

18:40 - 19:00 15 + 5 min Cian Desmond Sustainable design in practice


(same virtual room)

WESC 2021


Mini-Symposium: Current Innovative Pilot Projects on Floating Wind

Mareike Leimeister (Fraunhofer IWES)

Mini-Symposium: Current Innovative Pilot Projects on Floating Wind

May 25 13:40 - 15:20 CEST

Session Chairs: Mareike Leimeister (Fraunhofer IWES)

(moderators) ( - ) ( - )


13:40 - 14:05 20 + 5 min Jonas Bjerg Thomsen The TetraSpar Concept: Towards a fully Industrialized FOWT foundation

14:05 - 14:30 20 + 5 min Jan-Christoph Hinrichs Innovative technology development and risk mitigation in the design process of nezzy² floating foundation

14:30 - 14:55 20 + 5 min David Carrascosa SATH Concrete FOWT, from offshore demonstration to industrialization

14:55 - 15:20 20 + 5 min Kjersti Bruserud The Hywind story - from a napkin doodle, via the world’s first floating offshore wind park to ?


(same virtual room)

WESC 2021


Mini-Symposium: Extreme Met-Ocean Conditions for Offshore Wind Turbines - Floating and Fixed

Xiaoli Guo Larsén, Charlotte Bay Hasager, Jana Fischereit (DTU Wind Energy)

Mini-Symposium: Extreme Met-Ocean Conditions for Offshore Wind Turbines - Floating and Fixed (I)

May 26 13:40 - 15:20 CEST

Session Chairs: Xiaoli Guo Larsén (DTU Wind Energy)

(moderators) Charlotte Bay Hasager (DTU Wind Energy)


13:45 - 14:00 12 + 3 min Antony Kettle The first year of met-ocean monitoring for Horns Rev 1999-2000 – Were there surprises?

14:00 - 14:15 12 + 3 min Rui Chang Estimation of the offshore extreme winds at 100m over JiangSu province based on spectral correction and numerical simulation

14:15 - 14:30 12 + 3 min Boris Conan Scanning LiDAR field observation of near-offshore wind resource and extremes in the Northeast Atlantic coastal region of France.

14:30 - 14:45 12 + 3 min Anna Rode Sensitivity Analysis of environmental contour methods to derive extreme met-ocean conditions

14:45 - 15:00 12 + 3 min Adithya Vemuri Prediction of high impact weather phenomena over Belgian offshore wind farms: A case study of Storm Ciara


(same virtual room)

WESC 2021


Mini-Symposium: Extreme Met-Ocean Conditions for Offshore Wind Turbines - Floating and Fixed (II)

May 26 15:30 - 17:10 CEST

Session Chairs: Xiaoli Guo Larsén (DTU Wind Energy)

(moderators) Jana Fischereit (DTU Wind Energy)


15:35 - 15:50 12 + 3 min Jacob Sørensen Global Atlas of Siting Parameters Ocean and Coast (GASPOC)

15:50 - 16:05 12 + 3 min Sara C. Pryor Extreme wind and wave conditions derived using the high-resolution ERA5 reanalysis

16:05 - 16:20 12 + 3 min J. A. Arid Coastal Low-Level Jets over the Northeastern US Atlantic: Implications for Offshore Wind Resources

16:20 - 16:35 12 + 3 min Mithu Debnath Extreme wind shear events in US mid-Atlantic Wind Energy Areas

16:35 - 16:50 12 + 3 min Xiaoli Guo Larsén Calculation of global atlases of extreme wind and turbulence


(same virtual room)

WESC 2021


Mini-Symposium: Floating Offshore Wind Turbines Model Testing

Tommaso Battistella (IH Cantabria), Frank Lemmer (University of Stuttgart)

Mini-Symposium: Floating Offshore Wind Turbines Model Testing

May 25 13:40 - 15:20 CEST

Session Chairs: Tommaso Battistella (IH Cantabria)

(moderators) Frank Lemmer (University of Stuttgart)


13:45 - 14:00 12 + 3 min José Azcona Past Results and Recent Developments of SiL Hybrid Scaled Testing Method for Floating Wind Turbines

14:00 - 14:15 12 + 3 min Hideyuki Suzuki Wave Tank Experiment of a Very Light FOWT with Elastically Dynamically Similar Model

14:15 - 14:30 12 + 3 min Frank Lemmer Assessment of a State-Feedback Controller and Observer in a FloaMng W

14:30 - 14:45 12 + 3 min Álvaro Rodríguez Evolutionary algorithms in mooring system truncation for model testing

14:45 - 15:00 12 + 3 min Felipe Vittori Model tests of a 10MW semi-submersible floaMng wind turbine under

15:00 - 15:15 12 + 3 min Félicien Bonnefoy Software in the Loop testing of FOWT: assessment of performance and elements of design regarding SOFTWIND experimental set-up


(same virtual room)

WESC 2021


Mini-Symposium: Aerodynamics of Floating Wind Turbines

Michael Hölling (ForWind, University of Oldenburg), Axelle Viré (TU Delft), Marco Belloli (Polytechnic University of Milan)

Mini-Symposium: Aerodynamics of Floating Wind Turbines (I)

May 27 13:40 - 15:20 CEST


(moderators) Axelle Viré (TU Delft)

Marco Belloli (Polytechnic University of Milan)


13:45 - 14:05 15 + 5 min Arturo Muñoz-Simón Vortex-lattice-based nonlinear aeroelastic modelling and analysis of large floating wind turbines

14:05 - 14:25 15 + 5 min Deepali Singh Feature Selection and Model Reduction for the Design of Floating Offshore Wind Turbines & Aerodynamics of Floating Offshore Wind Turbines Undergoing Large Motions

Ricardo Amaral /

14:25 - 14:45 15 + 5 min Filippo Negroni Comparison between platform Pitch and Surge motion effects on Floating Offshore Wind Turbines


(same virtual room)

WESC 2021


Mini-Symposium: Aerodynamics of Floating Wind Turbines (II)

May 27 15:30 - 17:10 CEST


(moderators) Axelle Viré (TU Delft)

Marco Belloli (Polytechnic University of Milan)


15:35 - 15:55 15 + 5 min Benyamin Schliffke Experimental Characterization of a simplified Floating Offshore Wind Turbine Model’s Wake using Imposed Idealized Motion Regimes

15:55 - 16:15 15 + 5 min Thomas Messmer Experimental investigation of the wake of a floating wind turbine subjected to imposed mono-harmonic motions

16:15 - 16:25 5 + 5 min Mariana Montenegro Montero A new approach for the aerodynamic analysis of a floating offshore wind turbine


(same virtual room)

WESC 2021


Mini-Symposium: Hydrodynamics of Floating Wind Turbines

Ilmas Bayati (PEAK Wind), Erin Bachynski (NTNU), Jean-Christophe Gilloteaux (École Central de Nantes)

Mini-Symposium: Hydrodynamics of Floating Wind Turbines

May 25 17:20 - 19:00 CEST

Session Chairs: Ilmas Bayati (PEAK Wind)

(moderators) Erin Bachynski (NTNU)


17:20 - 17:40 15 + 5 min Belvasi Advanced experimental campaign of FOWTs: Accuracy improvement for the measurements with use of the Stereoscopic PIV

17:40 - 18:00 15 + 5 min Otter A review of modelling techniques for Floating Offshore Wind Turbines

18:00 - 18:20 15 + 5 min Leroy Experimental investigation on the hydroelastic response of a spar-supported Floating Offshore Wind Turbine

18:20 - 18:30 5 + 5 min Han Hydrodynamic analysis and numerical modelling of heave-plates dedicated to the design of floating WT

18:30 - 18:40 5 + 5 min Ramesh Reddy Multi-scale hydrodynamic modelling of floating offshore wind turbines

18:40 - 18:50 5 + 5 min Xiaoming Ran Dynamic analysis of floating wind turbines considering floater flexibility and nonlinear hydrodynamics


(same virtual room)

WESC 2021


Mini-Symposium: Controls Co-Design of Floating Offshore Wind Turbines

Alan Wright (NREL), Frank Lemmer (University of Stuttgart)

Mini-Symposium: Controls Co-Design of Floating Offshore Wind Turbines (I)

May 25 15:30 - 17:10 CEST

Session Chairs: Alan Wright (NREL)



15:35 - 15:55 15 + 5 min R. S. Blom Key drivers for Control Co-design of Large-scale Offshore Wind Turbines on Active Tension Leg platforms

15:55 - 16:15 15 + 5 min D. Zalkind Ballast and control optimization of the OC3 Spar Platform

16:15 - 16:35 15 + 5 min S. Bayat Control Co-design of Horizontal Floating Offshore Wind Turbines Using A Simplified Low Order Model

16:35 - 16:55 15 + 5 min Y. H. Lee A Framework for Integrating Hydrostatics, Hydrodynamics, and Rigid-Body Dynamics for the Control Co-Design of Floating Offshore Vertical-Axis Wind Turbine Systems


(same virtual room)

WESC 2021


Mini-Symposium: Controls Co-Design of Floating Offshore Wind Turbines (II)

May 25 17:20 - 19:00 CEST




17:25 - 17:45 15 + 5 min D. Herber Using the Nested Control Co-design Strategy for Designing Floating Offshore Wind Turbines

17:45 - 18:05 15 + 5 min M. Al Advances on Low-Order Simulation of Floating Offshore Wind Turbines and its Applications

18:05 - 18:25 15 + 5 min O. Bilgen Multidisciplinary Control Co-Design Optimization (MCCDO) Framework with Mixed-Fidelity Fluid and Structure Analysis

18:25 - 18:45 15 + 5 min T. Das Control Co-Design of FOWTs Using Acausal Modeling and Simulations


(same virtual room)

WESC 2021


Mini-Symposium: Controls Co-Design of Floating Offshore Wind Turbines (III)

May 26 17:20 - 19:00 CEST




17:25 - 17:45 15 + 5 min A. Fontanella Using feedforward control to embed specific knowledge of the sea environment in floating wind turbines

17:45 - 18:05 15 + 5 min A. Robertson The FOCAL Experimental Program: Validation of Advanced Floating Wind Control Methods

18:05 - 18:25 15 + 5 min D. van den Berg Towards floating offshore wind turbine Co-Design for enhanced wake mixing in floating wind farms.

18:25 - 18:45 15 + 5 min F. Lemmer Assessment of a State-Feedback Controller and Observer in a Floating Wind Turbine Scaled Experiment


(same virtual room)

WESC 2021


Mini-Symposium: Floating Wind: Reduction of LCoE

Frank Adam (University of Rostock), José Cândido (WavEC Offshore Renewables),

Sandrine Aubrun (École Centrale de Nantes), Cian Desmond (GDG), Axelle Viré (TU Delft)

Mini-Symposium: Floating Wind: Reduction of LCoE (I)

May 26 15:30 - 17:10 CEST

Session Chairs: Frank Adam (University of Rostock)

(moderators) José Cândido (WavEC Offshore Renewables)


15:35 - 15:55 15 + 5 min Baudino Bessone Multidisciplinary design analysis and optimisation for floating wind farms

15:55 - 16:15 15 + 5 min Chujo Parametric study for concept design for of floating offshore wind turbines

16:15 - 16:35 15 + 5 min Benifla Development of a genetic algorithm code for the design of cylindrical buoyancy bodies for floating offshore substructures

16:35 - 17:00 20 + 5 min Leimeister Optimization of Floating Wind Turbine Support Structures for Cost Reduction, Including Advanced Features


(same virtual room)

WESC 2021


Mini-Symposium: Floating Wind: Reduction of LCoE (II)

May 26 17:20 - 19:00 CEST

Session Chairs: Frank Adam (University of Rostock)

(moderators) Sandrine Aubrun (École Centrale de Nantes)


17:25 - 17:50 20 + 5 min Kutay Yimazlar Engineering Cost Models for Onshore and Offshore Wind Farms: Towards the Integrated Design of Turbines and Farm Layout for Minimum LCoE

17:50 - 18:10 15 + 5 min White Techno-economic assessment of the evolution of a single-point mooring floating offshore wind device from prototype to pre-commercial Array

18:10 - 18:30 15 + 5 min Garcia-Teruel How do we assess the impact of innovations? A baseline for floating offshore wind

18:30 - 18:55 20 + 5 min Khalid Application of robotics in offshore wind turbine operations and maintenance (O&M)


(same virtual room)

WESC 2021


Floating Wind (I)

May 25 15:30 - 17:10 CEST

Session Chairs: Sandrine Aubrun (École Central de Nantes)

(moderators) Arndt Hildebrandt (ForWind, Leibniz University Hannover)


15:35 - 15:50 12 + 3 min Willeke Sailing Wind Turbine

15:50 - 16:05 12 + 3 min Wahrendorf Development of design and lowering technologies for a universally usable gravity anchor

16:05 - 16:20 12 + 3 min Pan Assessment of mooring pretension on the IEA 15MW floating offshore wind turbine

16:20 - 16:35 12 + 3 min Gao A Semi-coupled Aero-hydro Numerical Model for Floating Vertical Axis Wind Turbines

16:35 - 16:50 12 + 3 min Jonkman Verification of Substructure Flexibility and Member-Level Load Capabilities in OpenFAST Against OrcaFlex for the TetraSpar Floating Offshore Wind Turbine Prototype


(same virtual room)

WESC 2021


Floating Wind (II), Met-Ocean Conditions

May 27 13:40 - 15:20 CEST

Session Chairs: Jason Jonkman (NREL)

(moderators) Po Wen Cheng (University of Stuttgart)


13:45 - 14:00 12 + 3 min Yuck Design of Column Unit Floater with T-shape Top Pontoon Deck for 9.5MW Floating Wind Turbine

14:00 - 14:15 12 + 3 min Feichtner Towards passive motion damping for floating wind turbine platforms: Modelling of wave interaction with thin perforated structures

14:15 - 14:30 12 + 3 min Yu Design and coupled simulation of a tuned liquid multi-column damper for floating offshore wind turbine

14:30 - 14:45 12 + 3 min Wilms The sea state data center of the BSH for the North Sea and Baltic Sea

14:45 - 15:00 12 + 3 min Windmeier Using virocon to calculate environmental contours for offshore wind turbine design


(same virtual room)

WESC 2021


Mini-Symposium: Challenges in Wind Tunnel Testing in Wind Energy Research

Oguz Uzol (METU Center for Wind Energy Research), Michael Hölling, Joachim Peinke (ForWind, University of Oldenburg)

Mini-Symposium: Challenges in Wind Tunnel Testing in Wind Energy Research (I)

May 25 13:40 - 15:20 CEST

Session Chairs: Oguz Uzol (METU Center for Wind Energy Research)

(moderators) Michael Hölling (ForWind, University of Oldenburg)

Joachim Peinke (ForWind, University of Oldenburg)


13:40 - 14:00 15 + 5 min Burcu Erol Effects of Wind Tunnel Blockage and Turbulence Intensity on the Performance of a Small Wind Turbine: An In-House Round Robin Study

14:00 - 14:20 15 + 5 min Campagnolo Impact of wall blockage on wake steering by yawing

14:20 - 14:40 15 + 5 min Neuhaus Tailoring inflows for wind turbine testing

14:40 - 15:00 15 + 5 min Neunaber Customization and Characterization of a perturbation system for gust generation: The chopper - 2

15:00 - 15:20 15 + 5 min Naughton Relevant Wind Energy Research in Small Low-Speed Wind Tunnels


(same virtual room)

WESC 2021


Mini-Symposium: Challenges in Wind Tunnel Testing in Wind Energy Research (II)

May 25 15:30 - 17:10 CEST

Session Chairs: Oguz Uzol (METU Center for Wind Energy Research)

(moderators) Michael Hölling (ForWind, University of Oldenburg)

Joachim Peinke (ForWind, University of Oldenburg)


15:30 - 15:50 15 + 5 min van der Hoek Dynamic induction control for wind farms - an experimental analysis using 3D particle tracking velocimetry

15:50 - 16:10 15 + 5 min Sjöholm Lidar developments for remote wind sensing in an aeroacoustic wind tunnel

16:10 - 16:30 15 + 5 min Mikkelsen High Reynolds number dynamic stall testing of a harmonic pitching NACA 63-418 aerofoil

16:30 - 16:50 15 + 5 min Bak Design and validation of the Poul la Cour Tunnel

16:50 - 17:10 15 + 5 min Wester How to get more out of your PIV data: A hybrid approach to increasing temporal resolution


(same virtual room)

WESC 2021


Mini-Symposium: Research at Germany´s First Offshore Wind Farm alpha ventus

Bernhard Lange (Fraunhofer IWES), Kai Herklotz (Federal Maritime and Hydrographic Agency - BSH)

Mini-Symposium: Research at Germany´s First Offshore Wind Farm alpha ventus (I)

May 28 13:40 - 15:20 CEST

Session Chairs: Kai Herklotz (Federal Maritime and Hydrographic Agency - BSH)

(moderators) Bernhard Lange (Fraunhofer IWES)


13:45 - 14:15 25 + 5 min Bernhard Lange & Research at the German test site alpha ventus - an overview

Marten Schmager /

14:15 - 14:35 15 + 5 min Imad Abdallah Virtual loads predictions of wake-affected wind turbine: comparing Gaussian Process Regression with Artificial Neural Networks

14:35 - 14:55 15 + 5 min Vanessa Spielmann Inter-disciplinary approach for sustainable offshore wind farm decommissioning


(same virtual room)

WESC 2021


Mini-Symposium: Research at Germany´s First Offshore Wind Farm alpha ventus (II)

May 28 15:30 - 17:10 CEST

Session Chairs: Kai Herklotz (Federal Maritime and Hydrographic Agency - BSH)

(moderators) Bernhard Lange (Fraunhofer IWES)


15:35 - 15:55 15 + 5 min Jochen Horstmann Marine Radar Wind and Wave Measurements for Short Term Forecasts

15:55 - 16:15 15 + 5 min Richard Frühmann Wind conditions within the first fully developed offshore cluster N2 in comparison to long term trends - measurements at FINO1

16:15 - 16:35 15 + 5 min Matthias Kretschmer Assessment of two wind field generation methods for the simulation of wake loads

16:35 - 16:55 15 + 5 min Andreas Momber The use of sensor data for the monitoring of corrosion processes on offshore wind power strutures


(same virtual room)

WESC 2021


Mini-Symposium: Machine Learning and Big Data Applications in Wind Energy

Lars Landberg (DNV GL)

Mini-Symposium: Machine Learning and Big Data Applications in Wind Energy (I)

May 26 15:30 - 17:10 CEST


(moderators) Tuhfe Göçmen (DTU Wind Energy)


15:35 - 15:55 15 + 5 min Dimitrov Using sequence models as virtual sensors for time series prediction

15:55 - 16:15 15 + 5 min Omole Bayesian neural network model for estimating fatigue loads on wind turbines

16:15 - 16:35 15 + 5 min Azzam Identification of Optimal Sensor Locations for Virtually Sensing Transmission Input Loads of a Wind Turbine using Machine Learning Techniques and Drivetrain Simulations

16:35 - 16:55 15 + 5 min Gritzner Wind Turbine Localization in Satellite and Aerial Images


(same virtual room)

WESC 2021


Mini-Symposium: Machine Learning and Big Data Applications in Wind Energy (II)

May 26 17:20 - 19:00 CEST


(moderators) Tuhfe Göçmen (DTU Wind Energy)


17:25 - 17:45 15 + 5 min Bodini How can machine learning be successfully used for wind speed vertical extrapolation under a round-robin approach?

17:45 - 18:05 15 + 5 min Göçmen Power and load prediction using lidar measurements and deep learning

18:05 - 18:25 15 + 5 min Aird Region-Based Convolutional Neural Network for Wind Turbine Wake Characterization in Complex Terrain


(same virtual room)

WESC 2021


Mini-Symposium: Demystifying Complex Terrain

Andrew Clifton (WindForS, University of Stuttgart)

Mini-Symposium: Demystifying Complex Terrain

May 26 13:40 - 15:20 CEST

Session Chairs: Andrew Clifton (WindForS, University of Stuttgart)

(moderators) ( - ) ( - )


13:40 - 14:00 15 + 5 min Tobias Klaas Model-based parameter study on the main influencing factors on lidar errors in complex terrain

14:00 - 14:20 15 + 5 min Yannick Jooss Wind field and performance measurements of vertical axis wind turbines on modeled buildings

14:20 - 14:40 15 + 5 min Arslan Salim Dar The effect of surface roughness on the wake of a wind turbine sited on a cliff

14:40 - 15:00 15 + 5 min Sarah Barber Reducing the uncertainty of Wind Resource Assessments through a new complex flow scoring system

15:00 - 15:20 15 + 5 min Andreas Rettenmeier Insights into the realization of the Wind Science and Engineering Test Site “WINSENT” in Complex Terrain


(same virtual room)

WESC 2021


Mini-Symposium: IEA Wind Task 32: Wind Lidar

Andrew Clifton, Ines Wuerth (WindForS, University of Stuttgart), David Schlipf (Flensburg University of Applied Sciences)

Mini-Symposium: IEA Wind Task 32: Wind Lidar (I)

May 27 13:40 - 15:20 CEST

Session Chairs: Andrew Clifton (University of Stuttgart)


David Schlipf (Flensburg University of Applied Sciences)


13:45 - 14:05 15 + 5 min Vasilis Pettas Lidar applications and methods - where next?

14:05 - 14:25 15 + 5 min David Schlipf Comparison of uncertainties in measurements from cup anemometers and lidar systems

14:25 - 14:45 15 + 5 min Irene Miquelez Limitations of LIDAR-based systems for power capture enhancement al low wind speeds : a theoretical framework

14:45 - 15:05 15 + 5 min Yiyin Chen 4D wind fields for aeroelastic simulations of wind turbines with lidars


(same virtual room)

WESC 2021


Mini-Symposium: IEA Wind Task 32: Wind Lidar (II)

May 27 15:30 - 17:10 CEST

Session Chairs: Andrew Clifton (University of Stuttgart)


David Schlipf (Flensburg University of Applied Sciences)


15:35 - 15:55 15 + 5 min Florian Thomas Smart Lidar Systems for Floating Offshore Wind Turbines

15:55 - 16:15 15 + 5 min Francisco Costa Lidar taxonomy for modular lidar designs

16:15 - 16:35 15 + 5 min Andrew Clifton Wind lidar technology development and transfer


(same virtual room)

WESC 2021


Mini-Symposium: Advances in High-Performance Computing for Wind Energy Applications

Mohsen Lahooti (Imperial College London), Bruno Souza Carmo (University of São Paulo)

Mini-Symposium: Advances in High-Performance Computing for Wind Energy Applications

May 28 15:30 - 17:10 CEST

Session Chairs: Mohsen Lahooti (Imperial College London)

(moderators) Bruno Souza Carmo (University of São Paulo)


15:35 - 15:55 15 + 5 min Richard Stevens Actuator line modeling: efficiency improvements and code comparisons

15:55 - 16:15 15 + 5 min Bruno López Assessment of a heterogeneous computing CFD code in wind farm simulations

16:15 - 16:35 15 + 5 min Mohsen Lahooti Wall-resolved FSI simulation of modern turbine blades: Assessment of fidelity on the aerodynamic forces and deformation of the blade

16:35 - 16:55 15 + 5 min Flavio Cesar Cunha Galeazzo On the scalability of a single wind turbine simulation using the code WInc3D


(same virtual room)

WESC 2021


Mini-Symposium: Digital Twin Technology

Carlo L. Bottasso (TU Munich), Christoph M. Hackl (Munich University of Applied Sciences),

Stefan Hauptmann (Mesh-Engineering), Anton Kaifel (Center for Solar Energy and Hydrogen Research Baden-Württemberg - ZSW)

Mini-Symposium: Digital Twin Technology (I)

May 25 13:40 - 15:20 CEST


(moderators) Stefan Hauptmann (Mesh-Engineering)


13:45 - 14:05 15 + 5 min Christoph Hackl A holistic view on digital twins in the future energy system

14:05 - 14:25 15 + 5 min Christian Roos A Holistic Software Framework for Digital Twins in the Energy Sector

14:25 - 14:45 15 + 5 min Yuriy Marykovskiy Digital Twin Workflow Development Framework in the context of Fluid Structure Interaction

14:45 - 15:05 15 + 5 min Thomas Clark A holistic open source framework to help scientists create data services like Digital Twins


(same virtual room)

WESC 2021


Mini-Symposium: Digital Twin Technology (II)

May 26 15:30 - 17:10 CEST

Session Chairs: Christoph M. Hackl (Munich University of Applied Sciences)

(moderators) Anton Kaifel (Center for Solar Energy and Hydrogen Research BW - ZSW)


15:35 - 15:55 15 + 5 min Livia Brandetti Wind speed estimator for a vertical-axis wind turbine

15:55 - 16:15 15 + 5 min Kayacan Kestel Novel hybrid gearbox signal model development for condition monitoring

16:15 - 16:35 15 + 5 min Emmanuel Branlard A digital twin concept for fatigue estimation of fixed-bottom offshore wind turbines


(same virtual room)

WESC 2021


Mini-Symposium: Airborne Wind Energy System Modelling, Control and Optimisation

Roland Schmehl (TU Delft), Lorenzo Fagiano (Polytechnic University of Milan)

Mini-Symposium: Airborne Wind Energy System Modelling, Control and Optimisation (I. Large Scale Deployment)

May 25 17:20 - 19:00 CEST

Session Chairs: Roland Schmehl (TU Delft)

(moderators) Lorenzo Fagiano (Polytechnic University of Milan)


17:25 - 17:40 12 + 3 min Dylan Eijkelhof Airborne Wind Energy Power Cycle Simulation of a Multi-Megawatt 6DoF Reference Kite with Rigid Wing

17:40 - 17:55 12 + 3 min Sam Kaufman-Martin An entrainment-based model for annular wakes, with applications to airborne wind energy

17:55 - 18:10 12 + 3 min Thomas Haas Simulation of utility-scale airborne wind energy farms: Investigation of wake interaction and power extraction

18:10 - 18:25 12 + 3 min Niels Pynaert Computational fluid dynamics simulations of a multi-megawatt airborne wind energy reference system

18:25 - 18:40 12 + 3 min Bakr Bagaber Particle Swarm Optimization for Synchronizing Multiple Pumping-Cycle AWES


(same virtual room)

WESC 2021


Mini-Symposium: Airborne Wind Energy System Modelling, Control and Optimisation (II. Control)

May 26 13:40 - 15:20 CEST

Session Chairs: Lorenzo Fagiano (Polytechnic University of Milan)

(moderators) Roland Schmehl (TU Delft)


13:45 - 14:00 12 + 3 min Ingo Mewes AirWing, a self-regulating control system for kites

14:00 - 14:15 12 + 3 min Sebastian Rapp Robust Automatic Pumping Cycle Operation of Airborne Wind Energy Systems

14:15 - 14:30 12 + 3 min Audrey Schanen Experimental Results on drone-based Take-Off and Landing of an AWE System

14:30 - 14:45 12 + 3 min Anıl Sami Önen Airborne Wind Energy: Trajectory Tracking Controller Design of a Tethered Aircraft

14:45 - 15:00 12 + 3 min Tareg Mohammed Fault-tolerant Control of Airborne Wind Energy Systems with Multicopter/Fixed-Wing UAV Configuration


(same virtual room)

WESC 2021


Mini-Symposium: Airborne Wind Energy System Modelling, Control and Optimisation (III. Performance and Flight Dynamics)

May 27 13:40 - 15:20 CEST

Session Chairs: Oliver Tulloch (University of Strathclyde)

(moderators) Abbas Kazemi Amiri (University of Strathclyde)


13:45 - 14:05 15 + 5 min Álvaro Cerrillo-Vacas A Model for the Dynamic Simulation of Rotary Airborne Wind Energy Machines

14:05 - 14:25 15 + 5 min Roland Schmehl Flight dynamic and aerodynamic characterization of a softkite with suspended robotic control unit

14:25 - 14:45 15 + 5 min Mark Schelbergen Enhanced parameterisation of the pumping cycle flight path in the quasi-steady model

14:45 - 15:05 15 + 5 min Filippo Trevisi Flight stability of rigid wing Airborne Wind Energy Systems


(same virtual room)

WESC 2021


Mini-Symposium: Airborne Wind Energy System Modelling, Control and Optimisation (IV. High-Fidelity Modelling)

May 28 13:40 - 15:20 CEST

Session Chairs: Hong Yue (University of Strathclyde)

(moderators) Roland Schmehl (TU Delft)


13:45 - 14:05 15 + 5 min Gianluca De Fezza Computational Fluid Dynamic Analysis and Optimisation of a Multi-Element Airfoil

14:05 - 14:25 15 + 5 min Iván Castro Fernández Three-Dimensional Unsteady Aerodynamic Analysis of a Rigid-Framed Delta Kite applied to AWES

14:25 - 14:45 15 + 5 min Axelle Viré Steady-state RANS simulation of a leading edge inflatable wing with chordwise struts

14:45 - 15:05 15 + 5 min Roland Schmehl Computational simulation of the aeroelastic behavior of a ram-air kite for airborne wind energy applications


(same virtual room)

WESC 2021


Mini-Symposium: Performance Metrics and Technology Assessment of Airborne Wind Energy Systems

Jochem Weber, Robert Thresher (NREL)

Mini-Symposium: Performance Metrics and Technology Assessment of Airborne Wind Energy Systems

May 27 15:30 - 17:10 CEST

Session Chairs: Jochem Weber (NREL)

(moderators) Robert Thresher (NREL)


15:35 - 15:50 12 + 3 min Jochem Weber Realistic and effective Airborne Wind Energy Performance Assessment Criteria for successful Technology Development

15:50 - 16:05 12 + 3 min Philip Bechtle From wind resource potential towards a public tool for predicting the power generation of airborne wind energy systems

16:05 - 16:20 12 + 3 min Jochem De Schutter awebox - Towards an extensible optimal control framework for airborne wind energy systems

16:20 - 16:35 12 + 3 min Rishikesh Joshi Performance model and design drivers for large-scale ground-generation airborne wind energy systems

16:35 - 16:50 12 + 3 min Roland Schmehl TU Delft kite power data 2010 – 2015

Session briefing: starting from 15:10

(same virtual room)

WESC 2021


Innovative Rotor Concepts and Small Wind Turbines

May 26 15:30 - 17:10 CEST

Session Chairs: James Manwell (University of Massachusetts)

(moderators) Peter Jamieson (Universit of Strathclyde)


15:35 - 15:50 12 + 3 min Donguk Yang Research on utilizing wind energy in urban area

15:50 - 16:05 12 + 3 min Sven Störtenbecker Fatigue analysis concepts for a multi-rotor support structure

16:05 - 16:20 12 + 3 min Rudolf Anselm Comparison of yaw control strategies of 20 MW multi-rotor systems

16:20 - 16:35 12 + 3 min Shadi Fathi Parametric study of a novel active flow control to boost the power of horizontal wind turbine

16:35 - 16:50 12 + 3 min Pradip Zamre CFD analysis of a roof-top mounted H-rotor Darrieus vertical axis wind turbine under turbulent inflow conditions

16:50 - 17:05 12 + 3 min Brent Houchens Pilot-scale performance of AeroMINE at low wind speeds


(same virtual room)

WESC 2021

Theme 1 | Mini-Symposia WESC 2021 - Wind Energy Science ...

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Transcript of Theme 1 | Mini-Symposia WESC 2021 - Wind Energy Science ...