Title:
A COOLING SYSTEM, A CONTROL METHOD THEREOF AND A MACHINE ROOM
Document Type and Number:
WIPO Patent Application WO/2009/140905
Kind Code:
A1
Abstract:
A cooling system includes a heat exchanger (301) buried under ground, a first air-liquid heat exchanger (302), a second air-liquid heat exchanger (303), a controller (304), a fluid conveying means (305), and connecting pipes (307). A control method used in the cooling system includes steps: obtaining at least one surrounding information including temperature out of the machine room, and soil temperature surrounding the buried pipes, controlling the opening of corresponding circulation paths according the preset control strategy and the obtained surrounding information, opening at least one of the circulation paths, cooling by means of flow of the circulation fluid in the opened circulation paths. A machine room using the cooling system is also disclosed.
Inventors:
LI YUENING (CN)
HONG YUPING (CN)
HONG YUPING (CN)
Application Number:
PCT/CN2009/071838
Publication Date:
November 26, 2009
Filing Date:
May 18, 2009
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
LI YUENING (CN)
HONG YUPING (CN)
LI YUENING (CN)
HONG YUPING (CN)
International Classes:
F24F5/00
Foreign References:
CN1415910A | 2003-05-07 | |||
CN101074792A | 2007-11-21 | |||
CN1542382A | 2004-11-03 | |||
KR100648300B1 | 2006-11-23 | |||
JP2003343929A | 2003-12-03 | |||
JP2003262430A | 2003-09-19 |
Attorney, Agent or Firm:
BEIJING SAN GAO YONG XIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (He Jing Yuan Ji Men Li, Xueyuan Road, Haidian District, Beijing 8, CN)
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