Title:
TRANSITION PIECE
Document Type and Number:
WIPO Patent Application WO/2018/131142
Kind Code:
A1
Abstract:
This embodiment of a transition piece introduces combustion gas that is generated inside a liner inner tube of a combustor liner, which has a double pipe structure comprising the liner inner tube and a liner outer tube, into a turbine. The transition piece comprises: an inner tube that is connected to the outlet side end of the liner inner tube and that introduces the combustion gas discharged from the liner inner tube to the turbine; an outer tube that is connected to the outlet side end of the liner outer tube and that is provided so as to cover the outer circumference of the inner tube with a gap therebetween; and a rib that projects from the outer circumferential face of the inner tube toward the outer tube side wherein the surface of the outer face thereof abuts the inner circumferential face of the outer tube, and that has a through-hole that circulates a cooling medium discharged from the combustor liner side and flowing in the gap.
Inventors:
NAKANISHI TAKAHIRO (JP)
MORISAWA YUICHI (JP)
ITOH MASAO (JP)
IWAI YASUNORI (JP)
MORISAWA YUICHI (JP)
ITOH MASAO (JP)
IWAI YASUNORI (JP)
Application Number:
PCT/JP2017/001053
Publication Date:
July 19, 2018
Filing Date:
January 13, 2017
Export Citation:
Assignee:
TOSHIBA KK (JP)
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORP (JP)
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORP (JP)
International Classes:
F23R3/42; F02C7/18
Foreign References:
| JP2000265856A | 2000-09-26 | |||
| JP2012017666A | 2012-01-26 | |||
| JPH1082527A | 1998-03-31 |
Attorney, Agent or Firm:
SAKURA PATENT OFFICE, P.C. (JP)
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