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Patent Searching and Data


Title:
PLATE-TYPE HEAT EXCHANGER AND HEAT PUMP DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/075630
Kind Code:
A1
Abstract:
This plate-type heat exchanger comprises: a plurality of heat transfer plates each being provided with a first through hole, a second through hole, a third through hole, and a fourth through hole penetrating in one direction, the plates being overlapped in one direction and partitioning a first flow path and a second flow path; and a pair of end plates that sandwich the plurality of heat transfer plates in one direction and are provided with a first inlet port that is connected to the first through hole and introduces a first fluid into the first flow path, a first outlet port that is connected to the second through hole and discharges the first fluid from the first flow path, a second inlet port that is connected to the third through hole and introduces a second fluid into the second flow path, a second outlet port that is connected to the fourth through hole and discharges the second fluid from the second flow path, and a connection port that is connected to the second through hole and branched from the first flow path, wherein the connection port is connected to a pressure relief valve which is provided separately from the plate-type heat exchanger.

Inventors:
MINAMISAKO HIROKAZU (JP)
Application Number:
JP2019/039230
Publication Date:
April 16, 2020
Filing Date:
October 04, 2019
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F28D9/02; F25B1/00; F25B41/04; F25B49/02
Domestic Patent References:
WO2018105102A12018-06-14
Foreign References:
JP2018136058A2018-08-30
JP2005188765A2005-07-14
JP2011089690A2011-05-06
JP2018040289A2018-03-15
JPS5246041B21977-11-21
JP2014040945A2014-03-06
EP1500896A22005-01-26
CN202630756U2012-12-26
KR20170078003A2017-07-07
Attorney, Agent or Firm:
MURAKAMI, Kanako et al. (JP)
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