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Patent Searching and Data


Title:
AIR CONDITIONING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/087408
Kind Code:
A1
Abstract:
Provided is an air conditioning device capable of avoiding wet operation of a compressor. The air conditioning device (100) has: a plurality of indoor units (20) each having a motor-operated valve (21) and an indoor heat exchanger (22) and having the operation thereof turned ON or OFF independently for each; an outdoor unit (10) having a compressor (11) and an outdoor heat exchanger (12) and having the plurality of indoor units (20) connected thereto; and a controller (50) that controls the operation capacity Cap of the compressor (11). The controller (50): controls the operation capacity Cap of the compressor (11) during normal operation, in accordance with the difference between the evaporation temperature Te of the indoor heat exchangers (22) or the set temperature Ts for the indoor units (20) and the indoor suction air temperature Ta of the indoor units (20); and increases the operation capacity Cap of the compressor (11) when there has been operation capacity increase whereby the operation capacity Ton of the indoor units (20) has suddenly increased.

Inventors:
MATSUOKA, Shinya
SUZUKI, Shuuichi
Application Number:
JP2017/040001
Publication Date:
May 09, 2019
Filing Date:
November 06, 2017
Export Citation:
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Assignee:
DAIKIN INDUSTRIES, LTD. (Umeda Center Building, 4-12 Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
International Classes:
F25B5/00; F25B1/00
Foreign References:
JPH06221706A1994-08-12
JP2009243810A2009-10-22
JP2001165516A2001-06-22
JPS6093266A1985-05-25
JP2011237057A2011-11-24
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (South Forest Bldg, 1-4-19 Minamimori-machi, Kita-ku, Osaka-sh, Osaka 54, 〒5300054, JP)
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