Title:
GAS TURBINE
Document Type and Number:
WIPO Patent Application WO/2019/245237
Kind Code:
A1
Abstract:
A gas turbine comprises a hub, a blade, and a heat delivery part. The hub has a coupling slit formed at a preset interval along the outer surface of the hub. The blade comprises: a root having a first space therein and coupled to the coupling slit; a platform provided on the upper part of the root and having a second space connected to the first space; and an airfoil formed on the upper part of the platform and having a third space connected to the second space. The heat delivery part extends inside the first space, second space, and third space, and delivers heat of the airfoil towards the hub, as a working fluid in a liquid state moves in the direction of the airfoil.
Inventors:
KIM JIN SUB (KR)
LEE JUNGHO (KR)
SHIN DONG HWAN (KR)
SOHN JEONG LAK (KR)
KANG DOWON (KR)
LEE JUNGHO (KR)
SHIN DONG HWAN (KR)
SOHN JEONG LAK (KR)
KANG DOWON (KR)
Application Number:
PCT/KR2019/007200
Publication Date:
December 26, 2019
Filing Date:
June 14, 2019
Export Citation:
Assignee:
KOREA INST MACH & MATERIALS (KR)
International Classes:
F01D5/18; F01D25/12
Foreign References:
| US3334685A | 1967-08-08 | |||
| US20160319667A1 | 2016-11-03 | |||
| KR101317443B1 | 2013-10-10 | |||
| US5299418A | 1994-04-05 | |||
| US20080310955A1 | 2008-12-18 | |||
| KR101617705B1 | 2016-05-03 |
Other References:
See also references of EP 3812550A4
Attorney, Agent or Firm:
KIM, Min-tae (KR)
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