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

Multi-cylinder hot gas engine

Patent ·
OSTI ID:865472
A multi-cylinder hot gas engine having an equal angle, V-shaped engine block in which two banks of parallel, equal length, equally sized cylinders are formed together with annular regenerator/cooler units surrounding each cylinder, and wherein the pistons are connected to a single crankshaft. The hot gas engine further includes an annular heater head disposed around a central circular combustor volume having a new balanced-flow hot-working-fluid manifold assembly that provides optimum balanced flow of the working fluid through the heater head working fluid passageways which are connected between each of the cylinders and their respective associated annular regenerator units. This balanced flow provides even heater head temperatures and, therefore, maximum average working fluid temperature for best operating efficiency with the use of a single crankshaft V-shaped engine block.
Assignee:
Mechanical Technology Incorporated (Latham, NY)
Patent Number(s):
US 4522030
OSTI ID:
865472
Country of Publication:
United States
Language:
English