Ericsson cycle machine
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United States of America Patent
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-
Jan 15, 1991
Grant Date -
N/A
app pub date -
Oct 20, 1989
filing date -
Oct 20, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An Ericsson cycle machine is disclosed which can be used for refrigeration, liquefaction of nitrogen or as an engine. The invention includes a liquid ring compressor linked to a liquid ring expander by a gas loop that includes a recuperator. As a refrigeration unit, the liquid ring in the compressor is channeled through a heat exchanger to reject waste heat and liquid is tapped from the expander liquid ring and used as a refrigerant.
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