HEAT EXCHANGER - FUJITSU GENERAL LTD

Title:

HEAT EXCHANGER

Document Type and Number:

WIPO Patent Application WO/2020/202759

Kind Code:

A1

Abstract:

A heat exchanger (5) comprises: a plurality of flat tubes (11); a header (12) to which the plurality of flat tubes are connected; an inflow plate (15) that separates a refrigerant inflow portion (14) and a lower circulation portion (16) inside the header; an upper-lower partition plate (18) that separates the lower circulation portion (16) and an upper circulation portion (17); a lower partition plate (161) that separates the lower circulation portion into an inside ascending path and an outside descending path, except for a lower communication path (163); and an upper partition plate (174) that partitions the upper circulation portion into an ascending path that is provided in at least a portion on the leeward side and a descending path that is provided at least on the windward side, except for an upper communication path (172). The inflow plate has, on the leeward and the inside, an ejection hole (151) for ejecting the refrigerant. The upper-lower partition plate has, on the leeward and the inside, a first passage port (18di) for allowing passage of the refrigerant, and at least on the windward outside, a second passage port (18uo) for allowing passage of the refrigerant.

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Inventors:

WATANABE MASATOSHI (JP)
MAEMA YOSHINARI (JP)
TAKAOKA RYO (JP)
OKA KOTARO (JP)

Application Number:

PCT/JP2020/003636

Publication Date:

October 08, 2020

Filing Date:

January 31, 2020

Export Citation:

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Assignee:

FUJITSU GENERAL LTD (JP)

International Classes:

F25B39/00; F28D1/053; F28F1/02; F28F9/02; F28F9/22

Foreign References:

JP2015068623A	2015-04-13
JP2017155992A	2017-09-07
JP2015127618A	2015-07-09

Other References: