Title:
タービン
Document Type and Number:
Japanese Patent JP6614407
Kind Code:
B2
Abstract:
[Problem] To provide a turbine which is simple in structure and which allows a gas flow passage to be formed using a CMC over a wide range while suppressing thermal stress on turbine stator vanes, thereby achieving further improved jet engine performance and reduced fuel consumption. [Solution] A turbine stator vane 11 formed of a CMC and comprising an outer band portion 21 and an inner band portion 22 extending continuously from an airfoil portion 20 is hooked to a hanger 12 made of a metal material with a front portion 21b and a rear portion 21c of the outer band portion 21 engaged with a front hook portion 12b and a rear hook portion 12c of the hanger 12, respectively, and the hanger 12 in turn is attached to a turbine case 2 made of a metal material.
Inventors:
Watanabe text
Hiroyuki Yagi
Hiroyuki Yagi
Application Number:
JP2015117440A
Publication Date:
December 04, 2019
Filing Date:
June 10, 2015
Export Citation:
Assignee:
Ihi Co., Ltd.
International Classes:
F01D9/02; C04B35/80; F01D11/00; F01D25/00; F02C7/00; F02C7/28
Domestic Patent References:
| JP2012519803A | ||||
| JP2005083388A | ||||
| JP2014177888A | ||||
| JP2014088786A | ||||
| JP2004076601A | ||||
| JP2012246926A |
Foreign References:
| WO2014003956A1 | ||||
| US20050129499 | ||||
| US20100196155 | ||||
| US20140147264 | ||||
| US5492445 | ||||
| US20140314556 | ||||
| FR2979661A1 |
Attorney, Agent or Firm:
Koji Nagato