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U.S. Department of Energy
Office of Scientific and Technical Information

Heat engine development for solar thermal dish-electric power plants

Technical Report ·
DOI:https://doi.org/10.2172/7228892· OSTI ID:7228892
The Department of Energy's (DOE) Solar Thermal Program has as one of its program elements the development and evaluation of heat engine technologies that are applicable to Distributed Receiver Systems. The primary research and development activities, for the past several years, have involved the so-called dish-electric concept in which a heat engine, solar receiver, and generator are coupled and located at the focus of a parabolic dish concentrator. Power conversion assemblies (PCA) would be deployed at the size of about 25 to 50 kWe, which is consistent with concentrator development in the 11 to 15 m diameter range. This report describes various heat engine cycles, outlines the status of their development, presents test data and performance evaluation from experimental work to date, and discusses the strategy for future development efforts.
Research Organization:
Sandia National Labs., Albuquerque, NM (USA)
DOE Contract Number:
AC04-76DP00789
OSTI ID:
7228892
Report Number(s):
SAND-86-0289; ON: DE87003583
Country of Publication:
United States
Language:
English