EP1580401A2 - Etanchéification pour la transition entre les passages de refroidissement de deux composants de turbomachine - Google Patents

Etanchéification pour la transition entre les passages de refroidissement de deux composants de turbomachine Download PDF

Info

Publication number: EP1580401A2
Authority: EP; European Patent Office
Prior art keywords: component; components; passage; transition; cooling
Prior art date: 2004-03-23
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP05102044A

Other languages

German (de)

English (en)

Other versions

EP1580401B1 (fr

EP1580401A3 (fr

Inventor

Ulrich Rathmann

Ronald Wifling

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

GE Vernova GmbH

Original Assignee

Alstom Technology AG

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2004-03-23

Filing date

2005-03-15

Publication date

2005-09-28

2005-03-15 Application filed by Alstom Technology AG filed Critical Alstom Technology AG

2005-09-28 Publication of EP1580401A2 publication Critical patent/EP1580401A2/fr

2010-07-07 Publication of EP1580401A3 publication Critical patent/EP1580401A3/fr

2012-10-31 Application granted granted Critical

2012-10-31 Publication of EP1580401B1 publication Critical patent/EP1580401B1/fr

2025-03-15 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/06—Fluid supply conduits to nozzles or the like
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/50—Intrinsic material properties or characteristics
- F05D2300/502—Thermal properties
- F05D2300/5021—Expansivity
- F05D2300/50212—Expansivity dissimilar

Definitions

the shape of the heat shield 1 and the attachment point 4 are chosen so that the different thermal expansion in the present example acts straight in this axial direction X, in which the two cooling passages 1a, 2a must be pressed together for sealing.

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)

EP20050102044 2004-03-23 2005-03-15 Etanchéification pour la transition entre les passages de refroidissement de deux composants de turbomachine Expired - Lifetime EP1580401B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE102004014118		2004-03-23
DE200410014118 DE102004014118A1 (de)	2004-03-23	2004-03-23	Anordnung zur Abdichtung eines Übergangs zwischen Kühlpassagen zweier Komponenten einer Turbomaschine

Publications (3)

Publication Number	Publication Date
EP1580401A2 true EP1580401A2 (fr)	2005-09-28
EP1580401A3 EP1580401A3 (fr)	2010-07-07
EP1580401B1 EP1580401B1 (fr)	2012-10-31

Family

ID=34854002

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20050102044 Expired - Lifetime EP1580401B1 (fr)	2004-03-23	2005-03-15	Etanchéification pour la transition entre les passages de refroidissement de deux composants de turbomachine

Country Status (4)

Country	Link
EP (1)	EP1580401B1 (fr)
CN (1)	CN100491712C (fr)
AU (1)	AU2005201224B2 (fr)
DE (1)	DE102004014118A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8186933B2 (en)	2009-03-24	2012-05-29	General Electric Company	Systems, methods, and apparatus for passive purge flow control in a turbine
JP5723659B2 (ja) *	2011-04-12	2015-05-27	本田技研工業株式会社	鋳抜きピン装置
CN114483322B (zh) *	2021-12-29	2023-09-19	中国航发长春控制科技有限公司	一种具有温度补偿功能的航空发动机起动引气装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3021110A (en) *	1960-03-01	1962-02-13	Gen Electric	High temperature turbine nozzle retaining means
US3966354A (en) *	1974-12-19	1976-06-29	General Electric Company	Thermal actuated valve for clearance control
JPH10238301A (ja) *	1997-02-21	1998-09-08	Mitsubishi Heavy Ind Ltd	ガスタービン翼の冷却通路
US6067791A (en) *	1997-12-11	2000-05-30	Pratt & Whitney Canada Inc.	Turbine engine with a thermal valve
DE19963371A1 (de) *	1999-12-28	2001-07-12	Alstom Power Schweiz Ag Baden	Gekühltes Hitzeschild
EP1118806A1 (fr) *	2000-01-20	2001-07-25	Siemens Aktiengesellschaft	Structure de paroi sous charge thermique et méthode pour fermer des fentes dans une tel structure

2004
- 2004-03-23 DE DE200410014118 patent/DE102004014118A1/de not_active Withdrawn
2005
- 2005-03-15 EP EP20050102044 patent/EP1580401B1/fr not_active Expired - Lifetime
- 2005-03-22 AU AU2005201224A patent/AU2005201224B2/en not_active Ceased
- 2005-03-23 CN CN 200510083795 patent/CN100491712C/zh not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP1580401B1 (fr)	2012-10-31
CN1769652A (zh)	2006-05-10
DE102004014118A1 (de)	2005-10-13
CN100491712C (zh)	2009-05-27
EP1580401A3 (fr)	2010-07-07
AU2005201224B2 (en)	2012-02-09
AU2005201224A1 (en)	2005-10-13

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