Title:
HEAT EXCHANGER
Document Type and Number:
WIPO Patent Application WO/2023/233725
Kind Code:
A1
Abstract:
A heat exchanger according to the present disclosure comprises: a plurality of heat exchanger tubes that are arranged in a gas flow, extend in a second direction intersecting a first direction in which the gas flows, and are arrayed in spaced relation to each other; and a plurality of plate fins that extend in the first direction, and are disposed so as to straddle the plurality of heat exchanger tubes, and are arrayed spaced apart from each other in the second direction. The plate fins are provided with a plurality of slits that extend in a third direction intersecting both the first direction and the second direction and that are arrayed spaced apart in the first direction. The plurality of slits each have a zigzag shape that extends diagonally toward the upstream side and the downstream side alternately in the first direction in which the gas flows, and the slits have identical intervals at which the zigzag shape is repeated.
Inventors:
NAKANISHI HIROAKI (JP)
KONDO YOSHIYUKI (JP)
KOMURO YOSHITERU (JP)
TANIMOTO KOICHI (JP)
HATANAKA MASAYA (JP)
UEFUJI YOICHI (JP)
EGUCHI SHUNSAKU (JP)
KONDO YOSHIYUKI (JP)
KOMURO YOSHITERU (JP)
TANIMOTO KOICHI (JP)
HATANAKA MASAYA (JP)
UEFUJI YOICHI (JP)
EGUCHI SHUNSAKU (JP)
Application Number:
PCT/JP2023/005565
Publication Date:
December 07, 2023
Filing Date:
February 16, 2023
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
F28F1/32; F28F1/12
Domestic Patent References:
| WO2001067020A1 | 2001-09-13 | |||
| WO2016189686A1 | 2016-12-01 |
Foreign References:
| JP2001012885A | 2001-01-19 | |||
| JPS59139779U | 1984-09-18 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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