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Patent Searching and Data


Title:
TRANSITION PIECE OF COMBUSTOR, GAS TURBINE HAVING THE SAME, AND METHOD FOR MANUFACTURING TRANSITION PIECE
Document Type and Number:
Japanese Patent JP2013072316
Kind Code:
A
Abstract:

To provide a transition piece of combustor capable of enduring conditions with a more severe thermal environment.

The transition piece 20 of combustor includes: a tubular trunk body 21; a tubular outlet trunk 32 which is joined to the downstream end of the trunk body and which forms a trunk B in cooperation with the trunk body; and an inner flange 36 which extends from the downstream end of the outlet trunk toward the outer peripheral side of the outlet trunk. The outlet trunk 32 and the inner flange 36 are formed as an integrated member. In the outlet trunk 32, a groove 35 is formed on the upstream side of the inner flange at a position along the inner flange, being recessed from the outer peripheral side to the inner peripheral side and extending in the circumferential direction. Further, in the outlet trunk 32, a cooling fluid path 33 is formed, extending along an axis Ac of the trunk B, and opening to the groove.


Inventors:
HANEDA SATORU
NAKAMURA SOSUKE
TANAKA KATSUNORI
AKAGI KOICHI
KONISHI SATORU
SHIBATA HIROKI
Application Number:
JP2011210710A
Publication Date:
April 22, 2013
Filing Date:
September 27, 2011
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F02C7/18; F01D25/12; F02C7/00; F23R3/42
Domestic Patent References:
JP2001289061A2001-10-19
JP2010038166A2010-02-18
JP2011052691A2011-03-17
JP2004225688A2004-08-12
JP2004084601A2004-03-18
JPS62218732A1987-09-26
JP2009079789A2009-04-16
Foreign References:
US20100242484A12010-09-30
US20120234018A12012-09-20
US20110162378A12011-07-07
US20090035124A12009-02-05
Attorney, Agent or Firm:
Ryuichiro Mori
Masatake Shiga
Tadashi Takahashi
Tetsuo Yamazaki
Yasushi Matsunuma