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Air conditioner

Title: Air conditioner.
Abstract: An air conditioner is provided with a refrigerant circuit, refrigerant stagnation judging means, and an operation controller. The refrigerant circuit is a circuit that includes a heat source unit, a refrigerant communication pipe, an expansion mechanism, and a utilization unit. A heat source unit and a utilization unit are connected to the refrigerant fluid communication pipes. The heat source unit has a compression mechanism and a heat source side heat exchanger. The refrigerant stagnation judging means can judge whether the refrigerant has stagnated inside the compression mechanism. The operation controller performs a refrigerant de-stagnation operation for eliminating stagnation of the refrigerant in the case that the refrigerant stagnation judging means has judged in advance that the refrigerant inside the compression mechanism has stagnated when a refrigerant quantity judging operation is carried out for judging the refrigerant quantity inside the refrigerant circuit. ... Browse recent Daikin Industries, Ltd. patents
USPTO Applicaton #: #20090314017
Inventors: Tadafumi Nishimura, Shinichi Kasahara

The Patent Description & Claims data below is from USPTO Patent Application 20090314017, Air conditioner.

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stats Patent Info
Application #
US 20090314017 A1
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Daikin Industries, Ltd.

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Refrigeration   Automatic Control   Withdrawing Or Adding Refrigerant From Or To Normally Closed System  

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