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Published byHoratio Mathews Modified over 8 years ago
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Northwest Power and Conservation Council Energy Smart Grocer Update & Revisions RTF May 2007
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Northwest Power and Conservation Council slide 2 Revise ASH Savings Estimate Anti-Sweat Heater (Medium Temp) Anti-Sweat Heater (Medium Temp) –Savings revised from 46 to 324 kWh/lf case –Baseline wattage for heaters up »Ardco doors assumed 100 watts per door »Comparable to that measured by BPA –Controlled to 20% of full load »Conservative: Measured at 5% of full load in BPA study Controls – Anti-Sweat Heat (Low Temp) Controls – Anti-Sweat Heat (Low Temp) –387 kWh / lf case to 434 kWh/ lf case –Calc error and revisions –Based on »watts/lf from BPA for measured freezer door heaters »Controlled to 50% of full load
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Northwest Power and Conservation Council slide 3 More Adjustments to Savings ItemWasRevisedReason CFL for walk-in cooler/freezer 690 kWh / bulb 671 Refrig effect & case light hrs revised Hardwired T8 in Walk-in 633 kWh / lamp 616 Refrig effect & case light hrs revised Case lighting T-10/12 to T8, 5 ft TBD 322 kWh/lamp Methodology same as other lighting Case lighting T-10/12 to T8, 8 ft TBD 331 kWh/lamp ditto Lighting - T-12, 5 ft Case lighting w/magnetic ballast to electronic TBD 141 kWh/bal ditto Lighting - T-12, 6ft Case lighting w/magnetic ballast to electronic TBD 100 kWh/bal ditto
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Northwest Power and Conservation Council slide 4 Recommend Approval of Revised Unitized Savings Add to PTR as soon as possible Add to PTR as soon as possible
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