Unformatted text preview: dates (year) of data. Cite at least 2 references. H1.2 (Ch 1) Consider a heat pump that extracts heat from a residential building’s cold water line to generate hot water for the building’s hot water system a. explain its basic operating principle b. sketch and define system and indicate all energy transfers (specify Q or W, and direction) c. Estimate whether such a system could generate enough hot water for a typical single family home assuming: incoming water temperature: 14 o C, lowest desirable cold water temperature: 4 o C, hot water use: 35 gallons/day, cold water use: 100 gallons /day (alternatively you can use actual gas and water bills for this calculation, but state source). Estimate the power consumption of device and the monthly cost of operation....
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This document was uploaded on 05/19/2010.
- Fall '09