Engine drive air conditioner

Details Engine drive air conditioner Engine drive air conditioner

1993-07-16

1994-06-14

Wayner, William E.

Refrigeration

Automatic control

Refrigeration producer

623231, F25B 2700

Patent

active

053199448

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.

REFERENCES:
patent: 5018362 (1991-05-01), Nagase et al.
patent: 5168713 (1992-12-01), Howland
patent: 5199272 (1993-04-01), Yamanaka et al.

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