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1-kW solar Stirling experiment. Final report

Technical Report ·
OSTI ID:5418052
The objective of this experiment was to demonstrate electrical power generation using a small free-piston Stirling engine and linear alternator in conjunction with a parabolic solar collector. A test bed collector, formerly used at the JPL Table Mountain Observatory, was renovated and used to obtain practical experience and to determine test receiver performance. The collector was mounted on a two-axis tracker, with a cold water calorimeter mounted on the collector to measure its efficiency, while a separate, independently tracking radiometer was used to measure solar insolation. The solar receiver was designed to absorb energy from the collector, then transfer the resulting thermal energy to the Stirling engine. Successful testing of receiver/collector assembly yielded valuable inputs for design of the Stirling engine heater head.
Research Organization:
Jet Propulsion Lab., Pasadena, CA (USA)
OSTI ID:
5418052
Report Number(s):
NASA-CR-164530
Country of Publication:
United States
Language:
English