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University of Nebraska - LincolnDigitalCommons@University of Nebraska - LincolnMechanical & Materials Engineering FacultyPublications
Mechanical & Materials Engineering, Departmentof
2017
Review of Sustainability Issues in Non-traditionalMachining ProcessesKamlakar RajurkarUniversity of Nebraska-Lincoln, [email protected]
H. HadidiUniversity of Nebraska-Lincoln
J. ParitiUniversity of Nebraska-Lincoln
G. C. ReddyUniversity of Nebraska-Lincoln
Follow this and additional works at: http://digitalcommons.unl.edu/mechengfacpub
Part of the Mechanics of Materials Commons, Nanoscience and Nanotechnology Commons,Other Engineering Science and Materials Commons, and the Other Mechanical EngineeringCommons
This Article is brought to you for free and open access by the Mechanical & Materials Engineering, Department of at DigitalCommons@University ofNebraska - Lincoln. It has been accepted for inclusion in Mechanical & Materials Engineering Faculty Publications by an authorized administrator ofDigitalCommons@University of Nebraska - Lincoln.
Rajurkar, Kamlakar; Hadidi, H.; Pariti, J.; and Reddy, G. C., "Review of Sustainability Issues in Non-traditional Machining Processes"(2017). Mechanical & Materials Engineering Faculty Publications. 280.http://digitalcommons.unl.edu/mechengfacpub/280
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Available online at www.sciencedirect.com
ScienceDirect Procedia MANUFACTURING
ELSEVIER Procedia Manufacturing 7 (2017) 714 - 720
International Conference on Sustainable Materials Processing and Manufacturing, SMPM 2017, 23-25 January 2017, Kruger National Park
Review of Sustainability Issues in Non-traditional Machining Processes
K. P. Rajurkar*, H. Hadidi, J. Pariti, and G.c. Reddy
University a/Nebraska-Lincoln, USA
Abstract
Non-traditional machining processes (such as EDM and ECM) provide alternatives or sometimes the only alternative in generating highly complex 3-D features in very difficult-to -machine materials. This paper reviews recently published work on sustainability issues related to these processes. For example in Electrochemical machining (ECM) the effect of sludge generation and selection of dielectric in Electrodischarge machining (EDM) need to be investigated from the sustainability point of view. All
processes need to be studied not only for resulting productivity and accuracy but also their environmental impact during product generation and usage. This paper addresses process mechanisms, surface integrity, sensing and control and sustainabilty issues of EDM, ECM, USM and AFM processes at macro, micro and nano-scales.
© 2017 Published by Elsevier B.v. This is an open access article under the CC BY-NC-ND license (http://creativecommons.orgllicenses/by -nc-ndl4. OIl . Peer-review under responsibility of the organizing committee of SMPM 2017
Keywords: ECM, EDM, sustainability
1. Introduction
Manufacturing which converts raw materials into useful and saleable products is one of the biggest consumer of both renewal and non-renewable materials and a large portion of produced energy. The waste generated during manufacturing adversely affects the environment [1]. The sustainable manufacturing aims at optimizing efficiency but at the same time minimizing environmental effect with social equality [2]. The Brundtland Commission of the United Nations defines sustainable development as "Sustainable development is the development that meets the needs of the present without compromising the ability of future generations to meet their own needs."
A better understanding and characterization of energy consumption of a manufacturing system has been termed as the first step towards attaining sustainable manufacturing [3]. Adopting sustainable manufacturing practices offers machining companies a cost-effective path to improve the three pillars of sustainability, i.e. social, environmental
2351-9789 © 2017 Published by Elsevier B.Y. This is an open access article under the CC BY-NC-ND license (http://creativecommons. orgllicenseslby -nc-ndl4. OIl . Peer-review under responsibility of the organizing committee of SMPM 2017 doi: 1 O. 1016/j.promfg.2016. 12.1 06