Table 318: Variables for Industrial Air Compressor Calculation Component Type Value Source Motor HP Variable Nameplate EDC Data Gathering Based on logging and RHRS Variable EDC Data Gathering modeling kW/motor HP, Saved Fixed 0.129 1 Coincident Peak kW/motor HP Fixed 0.106 1 EDC Data Gathering Based on spot metering/ LF Variable nameplate Sources: Aspen Systems Corporation, Prescriptive Variable Speed Drive Incentive Development Support for Industrial Air Compressors, Executive Summary, June 20, 2005. HVAC Systems The energy and demand savings for Commercial and Industrial HVAC is determined from the algorithms listed in below. This protocol excludes water source, ground source, and groundwater source heat pumps. Algorithms Air Conditioning (includes central AC, air-cooled DX, split systems, and packaged terminal AC) For A/C units < 65,000 BtuH, use SEER instead of EER to calculate kWh and convert SEER to EER to calculate kWpeak using 11.3/13 as the conversion factor. kWh = (BtuHcool / 1000) X (1/EERbase 1/EERee) X EFLHcool – = (BtuHcool / 1000) X (1/SEERbase 1/SEERee) X EFLHcool – kWpeak = (BtuHcool / 1000) X (1/EERbase 1/EERee) X CF – Air Source and Packaged Terminal Heat Pump For ASHP units < 65,000 BtuH, use SEER instead of EER to calculate kWhcool and HSPF instead of COP to calculate kWhheat. Convert SEER to EER to calculate kWpeak using 11.3/13 as the conversion factor. kWh = kWhcool + kWhheat kWhcool = (BtuHcool / 1000) X (1/EERbase 1/EERee) X EFLHcool – = (BtuHcool / 1000) X (1/SEERbase 1/SEERee) X EFLHcool – kWhheat = (BtuHheat / 1000) / 3.412 X (1/COPbase 1/COPee ) X – EFLHheat = (BtuHheat / 1000) X (1/HSPFbase 1/HSPFee ) X EFLHheat –
Table 318: Variables for Industrial Air Compressor Calculation Component Type Value Source Motor HP Variable Nameplate EDC Data Gathering RHRS Variable Based on logging and modeling EDC Data Gathering kW/motor HP, Saved Fixed 0.129 1 Coincident Peak kW/motor HP Fixed 0.106 1 LF Variable Based on spot metering/ nameplate EDC Data Gathering Sources: Aspen Systems Corporation, Prescriptive Variable Speed Drive Incentive Development Support for Industrial Air Compressors, Executive Summary, June 20, 2005. HVAC Systems The energy and demand savings for Commercial and Industrial HVAC is determined from the algorithms listed in below. This protocol excludes water source, ground source, and groundwater source heat pumps. Algorithms Air Conditioning (includes central AC, air-cooled DX, split systems, and packaged terminal AC) For A/C units < 65,000 BtuH, use SEER instead of EER to calculate kWh and convert SEER to EER to calculate kWpeak using 11.3/13 as the conversion factor. kWh = (BtuHcool / 1000) X (1/EERbase – 1/EERee) X EFLHcool = (BtuHcool / 1000) X (1/SEERbase – 1/SEERee) X EFLHcool kWpeak = (BtuHcool / 1000) X (1/EERbase – 1/EERee) X CF Air Source and Packaged Terminal Heat Pump For ASHP units < 65,000 BtuH, use SEER instead of EER to calculate kWhcool and HSPF instead of COP to calculate kWhheat. Convert SEER to EER to calculate kWpeak using 11.3/13 as the conversion factor. kWh = kWhcool + kWhheat kWhcool = (BtuHcool / 1000) X (1/EERbase – 1/EERee) X EFLHcool = (BtuHcool / 1000) X (1/SEERbase – 1/SEERee) X EFLHcool kWhheat = (BtuHheat / 1000) / 3.412 X (1/COPbase – 1/COPee ) X EFLHheat = (BtuHheat / 1000) X (1/HSPFbase – 1/HSPFee ) X EFLHheat
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