Ona cold (10C) winter day, a heat pump provides 20kWto heat a house maintained at 20C and
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Ona cold (−10◦C) winter day, a heat pump provides 20kWto heat a house maintained at 20◦C and it has a COPHP of 4 using the maximum power available. The next day a storm brings the outside temperature to −15◦C, assuming that the COPHP changes by the same percentage as a Carnot unit and that the house loses heat to the outside air. How cold is the house then?
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The coefficient of performance COP of a heat pump is given by COP Qc W where Qc is the heat absorbed ...View the full answer
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Related Book For 
Fundamentals Of Thermodynamics
ISBN: 9781118131992
8th Edition
Authors: Claus Borgnakke, Richard E. Sonntag
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