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Title:
AIR-CONDITIONING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2015/115404
Kind Code:
A1
Abstract:
In this air-conditioning system (1), when a heat pump heating operation whereby a heat pump unit (60) heats the interior of a room is performed, and a first switching condition is satisfied, wherein the outside air temperature reaches a first switching outside air temperature and the heating capacity of the heat pump unit has reached its upper limit, a control unit (8) switches the operation from the heat pump heating operation to a separate heat source heating operation, whereby the interior of the room is heated by a separate heat source unit (70).

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Inventors:
KOJIMA AKIHARU
Application Number:
PCT/JP2015/052153
Publication Date:
August 06, 2015
Filing Date:
January 27, 2015
Export Citation:
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Assignee:
DAIKIN IND LTD (JP)
International Classes:
F24F11/02
Foreign References:
US4143707A1979-03-13
US20130066472A12013-03-14
JPS6256730A1987-03-12
US20090171862A12009-07-02
JP2013053845A2013-03-21
JPH05312379A1993-11-22
US4860552A1989-08-29
JPS6454160A1989-03-01
Other References:
See also references of EP 3096091A4
Attorney, Agent or Firm:
Shinjyu Global IP (JP)
fresh green -- a global IP patent business corporation (JP)
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