Title:
TURBINE BLADE
Document Type and Number:
WIPO Patent Application WO/2021/193610
Kind Code:
A1
Abstract:
This turbine blade is provided with: a blade shape part which includes front and rear edges, and a pressure surface and a suction surface extending between these edges; and a cooling passage formed inside the blade shape part. The cooling passage includes a first cooling passage located at a position closer to the pressure surface than the suction surface and a second cooling passage located at a position closer to the suction surface than the pressure surface. The first cooling passage and the second cooling passage are separated from each other by a partition member provided inside the blade shape part. At least one communication space for connecting the first cooling passage and the second cooling passage with each other is formed in the partition member.
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Inventors:
MIZUKAMI SATOSHI (JP)
KUWABARA MASAMITSU (JP)
HADA SATOSHI (JP)
MATSUO SAKI (JP)
UEMURA YOSHITAKA (JP)
TAMURA RYOZO (JP)
KUNISADA YASUMASA (JP)
KUWABARA MASAMITSU (JP)
HADA SATOSHI (JP)
MATSUO SAKI (JP)
UEMURA YOSHITAKA (JP)
TAMURA RYOZO (JP)
KUNISADA YASUMASA (JP)
Application Number:
PCT/JP2021/011939
Publication Date:
September 30, 2021
Filing Date:
March 23, 2021
Export Citation:
Assignee:
MITSUBISHI POWER LTD (JP)
International Classes:
F01D9/02; F01D5/18
Foreign References:
| JPH0463901A | 1992-02-28 | |||
| JPS5023504U | 1975-03-17 | |||
| JP2018031369A | 2018-03-01 |
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (JP)
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