Engine drive air conditioner
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United States of America Patent
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Jun 14, 1994
Grant Date -
N/A
app pub date -
Jul 16, 1993
filing date -
Jul 17, 1992
priority date (Note) -
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Abstract
An engine driven air conditioner for adjusting a temperature of an inner space of a room, includes a coolant circuit having a compressor, a condenser, an expansion device and an evaporator, an engine for driving the compressor, and a control device for controlling the coolant circuit and the engine in such a manner that the engine is driven at its minimum power or at a power other than the minimum power. During operation the engine is stopped if the temperature exceeds a first set value while the engine is being driven at the minimum power, the engine is stopped if the temperature exceeds a second set value which is less than the first set value while the engine is being driven after the minimum power operation, and the engine is driven at the minimum power when the engine is re-started after a temporary stop of the engine.
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