Title:
蒸気タービンのタービン翼
Document Type and Number:
Japanese Patent JP4772873
Kind Code:
B2
Abstract:
The blade (10) has a blade section (12) and a base section (14) formed for use in low pressure stage of a steam turbine. The blade section contains a fiber composite material (18) that contains glass fibers, plastic fibers and/or carbon fibers. The region containing the composite material is surrounded by a ductile, humidity impermeable protective layer. The blade section includes a filling body arranged in a blade centre that is completely enclosed by the composite material.
Inventors:
Haye, Detreff
Application Number:
JP2008540562A
Publication Date:
September 14, 2011
Filing Date:
October 30, 2006
Export Citation:
Assignee:
Siemens Aktiengesellschaft
International Classes:
F01D5/14; F01D5/00; F01D5/16; F01D5/28; F01D5/30; F01D5/34; F01D25/00
Domestic Patent References:
| JP2005337244A | 2005-12-08 | |||
| JP2005273015A | 2005-10-06 | |||
| JPS58165501A | 1983-09-30 | |||
| JP2005240797A | 2005-09-08 | |||
| JP2004285864A | 2004-10-14 | |||
| JPH06137103A | 1994-05-17 | |||
| JPH10104055A | 1998-04-24 | |||
| JPS6262224A | 1987-03-18 | |||
| JPH08193501A | 1996-07-30 | |||
| JP2001501700A | 2001-02-06 |
Foreign References:
| US3883267A | 1975-05-13 | |||
| US5240377A | 1993-08-31 |
Attorney, Agent or Firm:
Iwao Yamaguchi
Hiroshi Yamamoto
Hiroshi Yamamoto