Title:
空気調和機
Document Type and Number:
Japanese Patent JP6313950
Kind Code:
B2
Abstract:
The purpose of the present invention to provide improved reliability of the air conditioner starting. The air conditioner of the present invention includes: a refrigeration cycle, a compressor, an indoor heat exchanger, an expansion mechanism, and an outdoor heat exchanger; discharge temperature control unit, the compressor discharge temperature based on the expansion mechanism control; a first control unit In the first set time when starting to make the opening degree of the expansion mechanism is not less than the first set opening degree; a second control unit, after a first set time of the second set time so that the opening degree of the expansion mechanism than the first opening degree is set narrower than the opening degree of the second set; and a third control means, after the third set time after the second set time so that the opening degree of the expansion mechanism than the second set opening narrower than the opening degree of the third set, or R32 and R32 alone exceeds 50% by weight of the mixed refrigerant.
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| JPH06180166 | AIR-CONDITIONER |
| JPH07269961 | EVAPORATOR FOR COOLER |
| JPS5949454 | REFRIGERATION CYCLE DEVICE |
Inventors:
Ryoichi Takafuji
Tomohiro Kato
Kazumasa Yoshida
Kyono Takaro
Tomohiro Kato
Kazumasa Yoshida
Kyono Takaro
Application Number:
JP2013219739A
Publication Date:
April 18, 2018
Filing Date:
October 23, 2013
Export Citation:
Assignee:
Hitachi Johnson Controls Air Conditioning Co., Ltd.
International Classes:
F25B1/00; F25B41/31
Domestic Patent References:
| JP2001194015A | ||||
| JP2013124800A | ||||
| JP2002122362A | ||||
| JP2068461A | ||||
| JP5196309A | ||||
| JP2010101528A | ||||
| JP63290355A |
Attorney, Agent or Firm:
Isono International Patent and Trademark Office