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Title:
AIR CONDITIONING DEVICE FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2014/016981
Kind Code:
A1
Abstract:
The purpose of the present invention is to quicken the heating startup of a heat pump device to improve the comfort level of the passengers when a plurality of heat exchangers capable of operating as heat radiators are provided in the passenger compartment to achieve high heating capability. An air conditioning control device is configured so as to estimate whether or not the refrigerant temperature in the high-pressure side of the heat pump device is equal to or less than a predetermined low temperature, put a flow channel switching device into heating quick-start mode when the refrigerant temperature is estimated to be equal to or less than the predetermined low temperature, and put the flow channel switching device into normal heating mode when the refrigerant temperature is estimated to be higher than the predetermined low temperature.

Inventors:
HAMAMOTO HIROSHI (JP)
FUKAWATASE KOHEI (JP)
OTAKE YOSHIHIKO (JP)
KOMORI KOU
MATSUMOTO SUBARU
WAKANO KATSUYOSHI
Application Number:
PCT/JP2013/001131
Publication Date:
January 30, 2014
Filing Date:
February 26, 2013
Export Citation:
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Assignee:
JAPAN CLIMATE SYSTEMS CORP (JP)
PANASONIC CORP (JP)
International Classes:
B60H1/22; B60H1/32; F25B1/00; F25B6/04
Foreign References:
JP2004182109A2004-07-02
JP2004182168A2004-07-02
JP2005262948A2005-09-29
JPH0899526A1996-04-16
JP2001030744A2001-02-06
JP2011255734A2011-12-22
JP2001050572A2001-02-23
JPH09240266A1997-09-16
JP2011255735A2011-12-22
Other References:
See also references of EP 2878468A4
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
Patent business corporation MAEDA PATENT OFFICE (JP)
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