Title:
HEADER MEMBER, HEAT EXCHANGER UNIT, AND METHOD FOR MANUFACTURING HEADER MEMBER
Document Type and Number:
WIPO Patent Application WO/2023/223620
Kind Code:
A1
Abstract:
This header member comprises a first flow passage portion disposed between end portions of a plurality of first heat transfer pipes of a heat exchanger and a first external pipe connecting portion, and a second flow passage portion disposed between end portions of a plurality of second heat transfer pipes of the heat exchanger and a second external pipe connecting portion, wherein: the first flow passage portion includes a plurality of first flow passages joined respectively to the plurality of first heat transfer pipes; the plurality of first flow passages are connected successively in a stepwise manner and are connected to one first external pipe connecting portion; the second flow passage portion includes a plurality of second flow passages which are joined respectively to the plurality of second heat transfer pipes and which are formed independently of the plurality of first flow passages; and the plurality of second flow passages are connected successively in a stepwise manner and are connected to one second external pipe connecting portion.
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Inventors:
KONDO YOSHIYUKI (JP)
NAKANISHI HIROAKI (JP)
KOMURO YOSHITERU (JP)
TANIMOTO KOICHI (JP)
NAKANISHI HIROAKI (JP)
KOMURO YOSHITERU (JP)
TANIMOTO KOICHI (JP)
Application Number:
PCT/JP2023/005950
Publication Date:
November 23, 2023
Filing Date:
February 20, 2023
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
F28F9/02; F28D7/00; F28F9/22; F28F9/26
Foreign References:
| JP2020517431A | 2020-06-18 | |||
| US20130264031A1 | 2013-10-10 | |||
| JP2016090157A | 2016-05-23 | |||
| US20210102756A1 | 2021-04-08 | |||
| US20200284532A1 | 2020-09-10 | |||
| US20210154779A1 | 2021-05-27 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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