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Title:
REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/052047
Kind Code:
A1
Abstract:
A refrigeration cycle device having improved continuous controllability of the heat exchange capacity of a heat source-side heat exchanger. A refrigeration cycle device (air conditioning device) provided with a heat source-side heat exchanger (3) having a first heat exchanger (24) and a second heat exchanger (25) which are connected parallel to each other, and also with an air delivery fan (18) for supplying air which is subjected to heat exchange by the first heat exchanger (24) and the second heat exchanger (25), the air being supplied in such a manner that the amount of supply thereof can be changed. The refrigeration cycle device is also provided with: solenoid valves (3a-3d) for opening and closing the refrigerant conduits of the first heat exchanger (24) and the second heat exchanger (25); a third refrigerant circuit (23) connected parallel to both the first heat exchanger (24) and the second heat exchanger (25); and a flow rate control valve (40) for controlling the flow rate of a refrigerant flowing in the third refrigerant circuit (23).

Inventors:
WAKAMOTO SHINICHI (JP)
TAKENAKA NAOFUMI (JP)
YAMASHITA KOJI (JP)
MORIMOTO HIROYUKI (JP)
MOTOMURA YUJI (JP)
HATOMURA TAKESHI (JP)
Application Number:
PCT/JP2009/068456
Publication Date:
May 05, 2011
Filing Date:
October 28, 2009
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
WAKAMOTO SHINICHI (JP)
TAKENAKA NAOFUMI (JP)
YAMASHITA KOJI (JP)
MORIMOTO HIROYUKI (JP)
MOTOMURA YUJI (JP)
HATOMURA TAKESHI (JP)
International Classes:
F25B1/00; F25B6/02; F25B6/04
Foreign References:
JPH046372A1992-01-10
JPH05332630A1993-12-14
JPH05149648A1993-06-15
JPH02103352A1990-04-16
JP2005049073A2005-02-24
JP2008076001A2008-04-03
JPH06109332A1994-04-19
JP2006097978A2006-04-13
JP2004162945A2004-06-10
JP2000227261A2000-08-15
JP2000205673A2000-07-28
JP2005106360A2005-04-21
Other References:
See also references of EP 2495512A4
Attorney, Agent or Firm:
KOBAYASHI, Hisao et al. (JP)
Hisao Kobayashi (JP)
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