A house is cooled by an electric heat pump using the
Chapter 5, Problem 91HP(choose chapter or problem)
Problem 91HP
A house is cooled by an electric heat pump using the outside as the high-temperature reservoir. For several different summer outdoor temperatures, estimate the percentage savings in electricity if the house is kept at 25°C instead of 20°C. Assume that the house is gaining energy from the outside indirect proportion to the temperature difference, as in Eq.5.14
Equation 5.14
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