How to do an Energy Assessment Reid Conway PEM Energy Manager 215 N Main St Waynesville NC 28786 8284135047 r eidconwayncdenrgov Energy Assessments Best advice I can give you is Stop Look Ask Questions and Listen ID: 764491
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How to do an Energy Assessment Reid Conway, PEMEnergy Manager215 N. Main St.Waynesville, NC 28786828-413-5047reid.conway@ncdenr.gov
Energy Assessments Best advice I can give you isStop, Look, Ask Questions and Listen
Energy Assessments Whole Building vs. Classroom/Office
Energy Assessments Areas of Interest:AdministrativeLightingHVACWaterEnvelopePlug Load
Energy Assessments AdministrativeWhole BuildingAre you tracking utilities—monthly/annually?How is the building used/scheduled?Do we have KPI for this building?How is it metered?Has assessments been done before? What utilities are serving this building?Do we have SEP for this building? Do we have an EP for this building? Are management and staff trained on energy management issues? Classroom/Office Do you know what it costs to operate this building? Are energy savings tips posted or visible? Is the room shut down at night and on the weekend? When is housekeeping performed? Do you know the EP, SEP or met the Energy Manager? Is everything turned off daily? How often is this room used? How is this room used?
Energy Assessments LightingWhole BuildingWhat kinds of lights are being used?What controls the lights inside and out?Should it be controlled differently?What types of bulbs are installed?How long are they on/off? Is this the most efficient light?Is day lighting being used? Are there areas that are over lit? Are vending machines lights turned off? Are Exit signs LED? Are decorative lights or unused exterior lights been turned off? Classroom/Office How are the lights controlled? Is task lighting being used? What types of bulbs are being used? Is day lighting being utilized? How long are the lights on/off? Is everything turned off daily? How often is this room used? How is this room used? Is the room over lit? Is this the most efficient lights? Should it be controlled differently? Other factors to think about?
Energy Assessments HVACWhole BuildingHow is it heated and cooled?Who controls the T/Stats?Should it be controlled differently?Are there temp set points? If not, why?Is the system being shut down when unoccupied? Is it capable? Are T/Stats calibrated regularly?How old is the equipment? How often is it maintained? How much OSA is being brought in? Are/Can we use OSA to cool? Are electric heaters running with cooling for humidity control? Classroom/Office Who controls the room temp? Are there temp set points? Is the room set back went unoccupied? Does the room feel hot or cold? Is the T/Stat clear, obstructed, properly located? How often is this room used? How is this room used? How often is room HVAC maintained? How much OSA is coming into the room?
Energy Assessments WaterWhole BuildingHow is it being heated?How is it metered?Is this building on the same meter as another?Is building water used for irrigation? If so, why and how much?Is heated water part of HVAC? Are timers being used on water heaters?Is the temp set to a lower setting? Has low flow china been installed? Have low flow sink aerators and shower heads been installed? How old is the water heating equipment? Are circulating pumps in use? Are these pumps on timers? Are hot water lines insulated? Classroom/Office If water devices exist, are they low flow? Have low flow sink aerators and shower heads been installed?
Energy Assessments Building EnvelopeWhole BuildingIs the weather stripping in good shape?Are the door sweeps in good shape?Are the windows proper caulked and sealed?Are the door and windows closed when the HVAC is on?Are ceiling tiles being left out and not being replaced? Are blinds or reflective tint being used to keep out sun light?Is the building insulated properly? What is the roof color? What kind of panes are in the windows? Do overhangs exist to help shade windows? Is the roof insulated? Are there cracks or holes in the building exterior?
Energy Assessments Plug LoadWhole BuildingAre vending machines on a miser or other device?Are communal printers being used?Are communal shredders being used?Has all unused equipment been unplugged or removed?Are all computers, printers, shredders, and other office equipment been turned off at night and on weekends? If not, why? Have all small appliances been removed and are only in designated areas? Classroom/Office Do small appliances exist and why? Have all AC/DC adapters been unplugged? Are there devices installed that cannot be unplugged or turned off? Are plug strips being switched off at night? Are space heaters being used? Are computers being shut down at night and on the weekend? Are printers, shredders and other office devices turned off when not in use? Is there other things that could be removed?
Energy Assessments Look at Check list