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U.S. Department of Energy
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Solar project description for Saddle Hill Trust: Lot 77, single family residence, Medway, Massachusetts

Technical Report ·
DOI:https://doi.org/10.2172/5856822· OSTI ID:5856822
A solar energy system for preheating domestic hot water for a single-family residence in Massachusetts is described. The system consists of four flat plate air-based collectors with a gross area of 77 square feet, an air-to-water heat exchanger, and a 120-gallon preheat tank for storage. Preheated domestic water is supplied from the preheat tank to a cnventional gas-fired 40-gallon domestic hot water tank which supplies the residential hot water demand. The original cost estimate for provisioning and installation of the solar system are given. Four modes of operation are described: collector-to-preheat, preheat-to-domestic hot water, night or cloudy collector condition, and overheat protection. The system performance evaluation instrumentation for the National Solar Data Network is described. (LEW)
Research Organization:
Department of Housing and Urban Development, Washington, DC (USA); Boeing Co., Seattle, WA (USA)
DOE Contract Number:
AB01-76CS31020
OSTI ID:
5856822
Report Number(s):
SOLAR/1040-81/50; ON: DE82003326
Country of Publication:
United States
Language:
English