Title:
HEAT-EXCHANGING PARTITION WALL
Document Type and Number:
WIPO Patent Application WO/2024/057776
Kind Code:
A1
Abstract:
A heat-exchanging partition wall for air cooling a high-temperature component of an aircraft engine is provided with a wall that defines a cooling flow path through which cooling air flows along a first direction between the wall and a cooling surface of the high-temperature component, at least one fin that is provided on the cooling surface of the high-temperature component and that has a curved shape in which the front surface including at least the leading edge is convex toward the upstream side in the first direction when viewed from the direction opposite to the cooling surface, and an upstream fillet that extends along the upstream side in the first direction from the front surface of the at least one fin until connecting to the cooling surface and that has a curved surface that is curved in a concave shape.
Inventors:
IKEDA YUTAKA (JP)
Application Number:
PCT/JP2023/028754
Publication Date:
March 21, 2024
Filing Date:
August 07, 2023
Export Citation:
Assignee:
MITSUBISHI HEAVY IND AERO ENGINES LTD (JP)
International Classes:
F01D5/18; F01D9/02; F01D25/12; F02C7/18
Foreign References:
| US9297261B2 | 2016-03-29 | |||
| JP2005147132A | 2005-06-09 | |||
| JPS61231330A | 1986-10-15 | |||
| US20180073737A1 | 2018-03-15 | |||
| US20210131289A1 | 2021-05-06 | |||
| JP2017089432A | 2017-05-25 | |||
| US20100221121A1 | 2010-09-02 | |||
| US10557354B2 | 2020-02-11 |
Attorney, Agent or Firm:
SSIP PATENT ATTORNEY CORPORATION (JP)
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