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Title: Solar heating of buildings and domestic hot water

Technical Report ·
OSTI ID:7269585

The purpose of this document is to provide guidance in the design and cost analysis of solar heating systems for buildings and domestic hot water (DHW). The nature of solar radiation, several types of solar systems, storage devices, and architectural considerations are among topics included. Calculation methods are included for determining collector size, storage size, simplified building and DHW loads, value of fuel saved, and saving-investment ratios. The calculation procedure is based on parametric curves for ''fraction of heating load supplied by solar energy'' and several ''rules of thumb'' for design. A series of 11 worksheets is used to enable the engineer with no prior experience with solar systems to accomplish a complete design and cost analysis. With this information he can prepare bidding and specification documents for the job. Tables of solar insolation at various Navy stations, typical building heat loads, collector prices by type, and storage tank prices are included. Two example problems are worked for tube-in-sheet collectors: one for space and DHW heating for a single dwelling, and the other for DHW supply for a dispensary. Neither was found to be cost effective when competing against present day prices for natural gas. A directory of manufacturers and bibliography is also included. (53 references) (auth)

Research Organization:
Naval Civil Engineering Lab., Port Hueneme, Calif. (USA); U.S. Dept. of Defense, Naval Civil Engineering Laboratory, Naval Construction Battalion Center, Port Hueneme, CA 93043
OSTI ID:
7269585
Report Number(s):
R-835
Country of Publication:
United States
Language:
English