A heat pump extracts energy from groundwater at and transfers it to water at to heat a

Chapter 19, Problem 39

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A heat pump extracts energy from groundwater at and transfers it to water at to heat a building. Find (a) its COP and (b) its electric power consumption if it supplies heat at the rate of 20 kW. (c) Compare the pumps hourly operating cost with that of an oil furnace if electricity costs and oil costs $2.60/gallon and releases about 30 kWh/gal when burned.

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