Title:
AIR CONDITIONER AND METHOD FOR CLEANING SAME
Document Type and Number:
WIPO Patent Application WO/2008/018373
Kind Code:
A1
Abstract:
Provided is a method for cleaning an air conditioner, by which a quantity of remaining
impurities is reduced without vacuumizing, in the case of using carbon dioxide
as an operating coolant. The method is provided for cleaning the air conditioner
(1) which uses carbon dioxide as an operating coolant, and the method has three
steps. In a filling step (S10), a refrigeration cycle is filled with carbon dioxide.
In a discharge step (S30), the material filled in the refrigeration cycle is
discharged after the filling step (S10). In a repeating step (S40), unit operation
is performed at least once when the unit operation is composed of the filling step
(S10) and the discharge step (S30).
Inventors:
KURIHARA, Toshiyuki (Sakai Plant DAIKIN INDUSTRIES, LTD., 1304, Kanaoka-cho, Kita-ku, Sakai-sh, Osaka 11, 5918511, JP)
栗原 利行 (〒11 大阪府堺市北区金岡町１３０４番地 ダイキン工業株式会社 堺製作所 金岡工場内 Osaka, 5918511, JP)
栗原 利行 (〒11 大阪府堺市北区金岡町１３０４番地 ダイキン工業株式会社 堺製作所 金岡工場内 Osaka, 5918511, JP)
Application Number:
JP2007/065234
Publication Date:
February 14, 2008
Filing Date:
August 03, 2007
Export Citation:
Assignee:
DAIKIN INDUSTRIES, LTD. (Umeda Center Building, 4-12 Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 5308323, JP)
ダイキン工業株式会社 (〒23 大阪府大阪市北区中崎西２丁目４番１２号梅田センタービル Osaka, 5308323, JP)
KURIHARA, Toshiyuki (Sakai Plant DAIKIN INDUSTRIES, LTD., 1304, Kanaoka-cho, Kita-ku, Sakai-sh, Osaka 11, 5918511, JP)
ダイキン工業株式会社 (〒23 大阪府大阪市北区中崎西２丁目４番１２号梅田センタービル Osaka, 5308323, JP)
KURIHARA, Toshiyuki (Sakai Plant DAIKIN INDUSTRIES, LTD., 1304, Kanaoka-cho, Kita-ku, Sakai-sh, Osaka 11, 5918511, JP)
International Classes:
F25B43/00; F25B1/00; F25B45/00; F25B43/00; F25B1/00; F25B45/00
Attorney, Agent or Firm:
ONO, Yukio et al. (SHINJYU GLOBAL IP, South Forest Bldg.1-4-19, Minamimori-machi,Kita-ku, Osaka-sh, Osaka 54, 5300054, JP)