7/23/2019 Eemcat

1/6

ENERGY EFFICIENCY MEASURES BY CATEGORY

11-Mar-98

Building ENVelope (roofing, cladding and window technologies)CATEGORY:

Add outside shading device

Change % glazing

Change roof reflectivity

Commissioning and re-commissioning

Control air infiltration

Improve window thermal performance

Ongoing FDD

Reduce air leakage

Reduce wall and roof U-factors

Controls (EMCS)CATEGORY:

Add discriminator or reset control

Add outside air reset control to hydronic radiation systems

Change humidity control set point

Change leaving coil temperature(s)

Change thermostat temperatures (cooling, heating and setback)

Control air infiltration

Heat pumps

HRV Heat Recovery ventilator

Hybrid Dual duct dedicated Outside air)

Implement thermal storage

More timely equipment maintenance

Occupancy sensors

Ongoing FDD

Peak demand reduction

Personalized environment controls

Predictive Control

Recover exhaust air heat

Time of use (energy source)

Upgrade control system

ELECtrical components and systemsCATEGORY:

Add fan power boxes (VAV system)

Add SD to VAV fan

Commissioning and re-commissioning

1

7/23/2019 Eemcat

2/6

Improve cooling tower fan efficiencies

Improve energy efficiency of appliances

Improve heating plant pump control efficiency

Install chiller system free cooling

Modify cooling plant pumps

Ongoing FDD

Reduce office equipment loads

Replace auxiliary heating plant motors with higher efficiency units

Replace system fans

ENERGY Supply and DistributionCATEGORY:

Commissioning and re-commissioning

Inform Users of Energy Use via Meter *

Ongoing FDDPeak demand reduction

Time of use (energy source)

User pays

HVAC systemsCATEGORY:

Add ceiling return air plenum

Add discriminator or reset control

Add double bundle condenser

Add fan power boxes (VAV system)

Add outside air reset control to hydronic radiation systems

Add SD to VAV fan

Air Filtration - Electronic

Change Constant Volume Reheat to VAV

Change floor U-factor

Change humidity control set point

Change leaving coil temperature(s)

Change roof reflectivity

Change thermostat temperatures (cooling, heating and setback)

Commissioning and re-commissioning

Heat pumps

HRV Heat Recovery ventilator

Hybrid Dual duct dedicated Outside air)

Implement thermal storage

Improve cooling tower fan efficiencies

Improve double bundle condenser efficiency

Improve energy efficiency of appliances

2

7/23/2019 Eemcat

3/6

Improve heating plant pump control efficiency

Install chiller system free cooling

Insulate DHW storage tank

Insulate pipes and duct work

Low Energy Alternative Cooling

Modify cooling plant pumps

Modify lighting levels relative to occupant density

More timely equipment maintenance

Occupancy sensors

Ongoing FDD

Optimize preheat coil

Personalized environment controls

Predictive Control

Recover exhaust air heatReduce air leakage

Reduce office equipment loads

Reduce system operating hours

Reduce ventilation amounts(refer to current standard)

Reduce wall and roof U-factors

Replace auxiliary heating plant motors with higher efficiency units

Replace boilers

Replace cooling plant equipment

Replace DHW boiler/heater

Replace DHW storage tankReplace system fans

Replace unitary equipment

Time of use (energy source)

Upgrade control system

Upgrade to High Efficiency cooling *

Upgrade to High Efficiency Heating *

Utilize free cooling for air systems

LIGHTingCATEGORY:

Add inside shading device

Change % glazing

Change lighting ballast and decrease power reqd

Commissioning and re-commissioning

Daylighting

Improve window thermal performance

Modify lighting levels relative to occupant density

3

7/23/2019 Eemcat

4/6

Occupancy sensors

Ongoing FDD

Personalized environment controls

Reduce system operating hours

Upgrade control system

MECHanical components and systemsCATEGORY:

Add ceiling return air plenum

Add discriminator or reset control

Add double bundle condenser

Add fan power boxes (VAV system)

Add outside air reset control to hydronic radiation systems

Add SD to VAV fan

Change Constant Volume Reheat to VAVChange floor U-factor

Change roof reflectivity

Change temperature of DHW supply

Commissioning and re-commissioning

HRV Heat Recovery ventilator

Improve cooling tower fan efficiencies

Improve double bundle condenser efficiency

Improve energy efficiency of appliances

Improve heating plant pump control efficiency

Install chiller system free cooling

Install DHW pump control

Insulate DHW storage tank

Insulate pipes and duct work

Low Energy Alternative Cooling

Modify cooling plant pumps

Modify lighting levels relative to occupant density

More timely equipment maintenance

Ongoing FDD

Optimize preheat coil

Recover exhaust air heat

Reduce air leakage

Reduce DHW requirements

Reduce office equipment loads

Reduce system operating hours

Reduce wall and roof U-factors

Replace auxiliary heating plant motors with higher efficiency units

4

7/23/2019 Eemcat

5/6

Replace boilers

Replace cooling plant equipment

Replace DHW boiler/heater

Replace DHW storage tank

Replace system fans

Replace unitary equipment

Upgrade to High Efficiency cooling *

Upgrade to High Efficiency Heating *

Utilize free cooling for air systems

Office design/SPACE utilisationCATEGORY:

Commissioning and re-commissioning

Daylighting

Modify lighting levels relative to occupant densityOngoing FDD

Personalized environment controls

Reduce system operating hours

Reduce ventilation amounts(refer to current standard)

Upgrade control system

OVERALL Systems DesignCATEGORY:

Commissioning and re-commissioning

Integration of sub-systems

Ongoing FDD

PERFormance MONitoringCATEGORY:

Commissioning and re-commissioning

Inform Users of Energy Use via Meter *

Monitoring of performance

Ongoing FDD

User pays

Service WATER Supply and Distribution (hot, grey etc.)CATEGORY:

Change temperature of DHW supply

Commissioning and re-commissioningInstall DHW pump control

Insulate DHW storage tank

Modify lighting levels relative to occupant density

Occupancy sensors

Ongoing FDD

5

7/23/2019 Eemcat

6/6

Reduce DHW requirements

Replace DHW boiler/heater

Replace DHW storage tank

SOLARCATEGORY:

Add inside shading device

Change % glazing

Change lighting ballast and decrease power reqd

Commissioning and re-commissioning

Daylighting

Improve window thermal performance

Modify lighting levels relative to occupant density

Ongoing FDD

6