SCROLL-TYPE STIRLING CYCLE ENGINE

摘要

A scroll type Sterling cycle engine is provided to make scrolls not to be affected by thermal deformation by having a compression pocket for a pair of scrolls. A scroll type Sterling cycle engine includes a scroll expander(1) which has a spiral shape fixed scroll(11) fixed in the engine housing case and a spiral shape rotating scroll(12) interleaved with the fixed scroll to form an expansion pocket(1a) for continuous expansion of the fluid entered the engine housing case when rotated, a scroll compressor(2) which has a spiral shape fixed scroll(21) fixed in the engine housing case and a spiral shape rotating scroll(22) interleaved with the fixed scroll to form a compression pocket(2a) for continuous compression of the fluid entered the engine housing case, a first circulation tube(3) connected to the outlet of scroll expander and the inlet of scroll compressor, and a second circulation tube(4) connected to the inlet of scroll expander and the outlet of scroll compressor.