Golf Course applications: No peak demand savings may be claimed for golf course applications as watering typically occurs during non-peak demand hours. Table 413: Variables for Low Pressure Irrigation Systems Term Unit Values Source Based on customer , Number of acres irrigated Acres EDC Data Gathering,1 application Based on pre , Baseline pump pressure, must be Pounds per retrofit pressure measured and recorded prior to installing measurements EDC Data Gathering,1 square inch low-pressure irrigation equipment. taken by the (psi) installer Based on post , Installed pump pressure, must be Pounds per retrofit pressure measured and recorded after the square inch measurements EDC Data Gathering,1 installation of low-pressure irrigation (psi) taken by the equipment by the installer. installer Based on pre retrofit flow , Pump flow rate per acre for agriculture Gallons per measurements EDC Data Gathering,1 applications. minute (gpm) taken by the installer Based on pre retrofit flow , Pump flow rate for pumping system for Gallons per measurements EDC Data Gathering,1 golf courses. minute (gpm) taken by the installer 1714, Constant used to calculate hydraulic horsepower for conversion None Conversion Factor between horsepower and pressure and flow , Average irrigation hours per growing Based on customer Hours EDC Data Gathering season for agriculture application , Hours of watering per day for golf Based on customer Hours EDC Data Gathering courses application , Number of months of irrigation for golf Based on customer Months EDC Data Gathering courses application Based on customer EDC Data Gathering application Look up pump motor efficiency based on the pump nameplate , Pump motor efficiency None horsepower (HP) from customer 2 application and nominal efficiencies defined in Table 354 , Demand coincidence factor for Decimal 0.0026 3, 4 agriculture
Golf Course applications: No peak demand savings may be claimed for golf course applications as watering typically occurs during non-peak demand hours. Table 413: Variables for Low Pressure Irrigation Systems Term Unit Values Source , Number of acres irrigated Acres Based on customer application EDC Data Gathering,1 , Baseline pump pressure, must be measured and recorded prior to installing low-pressure irrigation equipment. Pounds per square inch (psi) Based on pre retrofit pressure measurements taken by the installer EDC Data Gathering,1 , Installed pump pressure, must be measured and recorded after the installation of low-pressure irrigation equipment by the installer. Pounds per square inch (psi) Based on post retrofit pressure measurements taken by the installer EDC Data Gathering,1 , Pump flow rate per acre for agriculture applications. Gallons per minute (gpm) Based on pre retrofit flow measurements taken by the installer EDC Data Gathering,1 , Pump flow rate for pumping system for golf courses. Gallons per minute (gpm) Based on pre retrofit flow measurements taken by the installer EDC Data Gathering,1 1714, Constant used to calculate hydraulic horsepower for conversion between horsepower and pressure and flow None Conversion Factor , Average irrigation hours per growing season for agriculture Hours Based on customer application EDC Data Gathering , Hours of watering per day for golf courses Hours Based on customer application EDC Data Gathering , Number of months of irrigation for golf courses Months Based on customer application EDC Data Gathering , Pump motor efficiency None Based on customer application EDC Data Gathering Look up pump motor efficiency based on the pump nameplate horsepower (HP) from customer application and nominal efficiencies defined in Table 354 2 , Demand coincidence factor for agriculture Decimal 0.0026 3, 4
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