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45,000. 40,000. 35,000. 30,000. 25,000. 20,000. 15,000. Vanderbilt Energy:. 18,708,842 Kilowatt Hours. Lighting Retrofit: “the low hanging fruit”. T-8. T-12. KWH 7%. General Library:. Energy Conservation Efforts: Lighting Retrofit & Control Replacement of Rooftop Units
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45,000 40,000 35,000 30,000 25,000 20,000 15,000 Vanderbilt Energy: 18,708,842 Kilowatt Hours
KWH 7% General Library: Energy Conservation Efforts: Lighting Retrofit & Control Replacement of Rooftop Units BAS Upgrade
KWH 46% fc Tennis Center:
Student Recreation: Reduced lighting energy 71.8% from: 28,000 watts to 7,896 watts Before After
KWH 15% Jacobs / Featheringill Energy Conservation Efforts: BAS-night setback implementation BAS-variable air volume tuning
KWH 26% Buttrick Hall: Energy Conservation Efforts: BAS-night setback implementation BAS-variable air volume tuning
KWH 30% OGSM: Energy Conservation Efforts: BAS-addition of DDC controls to the main HVAC infrastructure Addition of variable speed drives to the AHU motors Lighting Retrofit
3 RPM2 BHP2 = RPM1 BHP1 100% On during the day 60% Variable Frequency Drive Night Setback OFF = 100% Energy Savings 40 HP reduced <10 HP Off after hours
High Efficiency Equipment “Maglev” Bearings
Other Project Buildings: KWH Energy Conservation Efforts: Lighting Retrofit & Control VFD Installations Chiller Replacement BAS Upgrade
Annual Energy Consumption Trend 15 Project Buildings Combined KWH