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U.S. Department of Energy
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Solar Technology Assessment Project. Volume III. Active space heating and hot water supply with solar energy

Technical Report ·
OSTI ID:6207177
Several types of solar water heaters are described and assessed. These include thermosiphon water heaters and pump circulation water heaters. Auxiliary water heating is briefly discussed, and new and retrofit systems are compared. Liquid-based space heating systems and solar air heaters are described and assessed, auxiliary space heating are discussed, and new and retrofit solar space heating systems are compared. The status of flat-plate collectors, evacuated tube collectors, and thermal storage systems is examined. Systems improvements, reliability, durability and maintenance are discussed. The economic assessment of space and water heating systems includes a comparison of new systems costs with conventional fuels, and sales history and projections. The variety of participants in the solar industry and users of solar heat is discussed, and various incentives and barriers to solar heating are examined. Several policy implications are discussed, and specific government actions are recommended. (LEW)
Research Organization:
Florida Technological Univ., Cape Canaveral (USA). FL Solar Energy Center; Colorado State Univ., Fort Collins (USA). Solar Energy Applications Lab.
DOE Contract Number:
FC02-79CS30278
OSTI ID:
6207177
Report Number(s):
DOE/CS/30278-T12; ON: DE81029004
Country of Publication:
United States
Language:
English