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Title:
HEAT EXCHANGER TEMPERATURE CONTROL SYSTEM, AIR CONDITIONER, OUTDOOR AIR CONDITIONER, HEAT EXCHANGER TEMPERATURE CONTROL METHOD
Document Type and Number:
Japanese Patent JP2011231995
Kind Code:
A
Abstract:

To provide a heat exchanger temperature control system capable of surely and properly controlling a flow rate of a heat exchange medium from a large load to a small load not affected by pressure fluctuation of the heat exchange medium.

This heat exchanger temperature control system including a heat exchanger 16 for exchanging heat by allowing the heat exchange medium 12 to pass therein, a first control valve 24 for controlling the flow rate of the heat exchange medium 12 to the heat exchanger 16, and a control means 30 for controlling an opening of the first control valve 24, further includes a differential pressure detecting means 28 for detecting pressure difference between an inlet side and an outlet side of the first control valve 24, and a second control valve 26 connected with the first control valve 24 in series and controlling the flow rate of the heat exchange medium 12 to the first control valve 24. The control means 30 controls an opening of the second control valve 26 on the basis of a result of the detection by the differential pressure detecting means 28.


Inventors:
JINNO KENJI
SHINGU MAMORU
SAITO AKITATSU
OKAMOTO TAKASHI
ICHIKAWA TETSUYA
NAGANO KOJI
MIURA HISAYUKI
MURAE YUKITADA
NAGAHASHI TSUYOSHI
HONMA NAOSHI
SAKAGUCHI SHINJI
IGAI TOSHIHIRO
TACHINO KATSUMI
FUNAKI SHOJI
UCHIYAMA TAKAO
Application Number:
JP2010103586A
Publication Date:
November 17, 2011
Filing Date:
April 28, 2010
Export Citation:
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Assignee:
TODA CONSTRUCTION
SHINKO KOGYO KK
International Classes:
F24F11/02; F28D21/00
Attorney, Agent or Firm:
Yukio Fuse
Mitsue Obuchi