Title:
AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2017/221396
Kind Code:
A1
Abstract:
An air conditioner according to the present invention is provided with: a refrigeration cycle circuit having a compressor, a condenser, a plurality of electronic expansion valves, and a plurality of evaporators; and a control device for controlling the opening degree of each of the electronic expansion valves. The plurality of electronic expansion valves and the plurality of evaporators are disposed such that one electronic expansion valve and one evaporator connected in series together constitute one group, and a plurality of such groups are connected in parallel between the condenser and the compressor. The control device has: a reference opening degree determination unit for determining a reference valve opening degree; a storage unit for storing, for each of the electronic expansion valves, a value used in correcting the opening degree of the electronic expansion valves; and a control unit for controlling each of the electronic expansion valves to an opening degree such that the reference valve opening degree is corrected using the value stored in the storage unit.
Inventors:
INUI KUNIHIRO (JP)
Application Number:
PCT/JP2016/068794
Publication Date:
December 28, 2017
Filing Date:
June 24, 2016
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F25B5/02; F25B1/00; F25B13/00
Foreign References:
| JPH11159893A | 1999-06-15 | |||
| JP2001099512A | 2001-04-13 | |||
| JP2016084987A | 2016-05-19 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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