Title:
STATOR VANE, GAS TURBINE PROVIDED WITH SAME, METHOD FOR MANUFACTURING STATOR VANE, AND METHOD FOR MODIFYING STATOR VANE
Document Type and Number:
WIPO Patent Application WO/2016/002265
Kind Code:
A1
Abstract:
In a retainer (91) that protrudes inwards in a radial direction and extends in a circumferential direction (Dc) from an inside shroud (61) of a stator vane (40f), an opening (92) that penetrates the retainer (91) in an axial line direction (Da) and delimits a space through which air flows is formed. A width (Wo) of the opening (92) in the circumferential direction (Dc) is larger than a width (Ww) of a vane body (41) in the circumferential direction (Dc) on an inside end in a radial direction of the vane body (41) at a position where the retainer (91) is located in the axial line direction (Da).
Inventors:
OKAJIMA YOSHIFUMI (JP)
KUWABARA MASAMITSU (JP)
KUWABARA MASAMITSU (JP)
Application Number:
PCT/JP2015/058172
Publication Date:
January 07, 2016
Filing Date:
March 19, 2015
Export Citation:
Assignee:
MITSUBISHI HITACHI POWER SYS (JP)
International Classes:
F01D9/02; F01D9/04; F01D25/24; F02C7/00; F02C7/18
Foreign References:
| US20100129196A1 | 2010-05-27 | |||
| JPH11257003A | 1999-09-21 | |||
| JPS6363504U | 1988-04-26 | |||
| JP2835382B2 | 1998-12-14 | |||
| JP2835382B2 | 1998-12-14 |
Other References:
See also references of EP 3002416A4
Attorney, Agent or Firm:
MORI Ryuichirou et al. (JP)
Woods Ryuichiro (JP)
Woods Ryuichiro (JP)
Download PDF: