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DE50012746D1 - Hitzeschild für eine Gasturbine - Google Patents

Hitzeschild für eine Gasturbine

Info

Publication number
DE50012746D1
DE50012746D1 DE50012746T DE50012746T DE50012746D1 DE 50012746 D1 DE50012746 D1 DE 50012746D1 DE 50012746 T DE50012746 T DE 50012746T DE 50012746 T DE50012746 T DE 50012746T DE 50012746 D1 DE50012746 D1 DE 50012746D1
Authority
DE
Germany
Prior art keywords
gas turbine
heat shield
shield
heat
turbine
Prior art date
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.)
Expired - Lifetime
Application number
DE50012746T
Other languages
English (en)
Inventor
Christoph Nagler
Christof Pfeiffer
Ulrich Wellenkamp
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.)
Filing date
Publication date
Application filed by Alstom Technology AG filed Critical Alstom Technology AG
Priority to DE50012746T priority Critical patent/DE50012746D1/de
Application granted granted Critical
Publication of DE50012746D1 publication Critical patent/DE50012746D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • 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
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE50012746T 1999-04-29 2000-03-15 Hitzeschild für eine Gasturbine Expired - Lifetime DE50012746D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50012746T DE50012746D1 (de) 1999-04-29 2000-03-15 Hitzeschild für eine Gasturbine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19919654A DE19919654A1 (de) 1999-04-29 1999-04-29 Hitzeschild für eine Gasturbine
DE50012746T DE50012746D1 (de) 1999-04-29 2000-03-15 Hitzeschild für eine Gasturbine

Publications (1)

Publication Number Publication Date
DE50012746D1 true DE50012746D1 (de) 2006-06-22

Family

ID=7906382

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19919654A Withdrawn DE19919654A1 (de) 1999-04-29 1999-04-29 Hitzeschild für eine Gasturbine
DE50012746T Expired - Lifetime DE50012746D1 (de) 1999-04-29 2000-03-15 Hitzeschild für eine Gasturbine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19919654A Withdrawn DE19919654A1 (de) 1999-04-29 1999-04-29 Hitzeschild für eine Gasturbine

Country Status (3)

Country Link
US (1) US6302642B1 (de)
EP (1) EP1048822B1 (de)
DE (2) DE19919654A1 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19938443A1 (de) * 1999-08-13 2001-02-15 Abb Alstom Power Ch Ag Befestigungs- und Fixierungsvorrichtung
DE19945581B4 (de) * 1999-09-23 2014-04-03 Alstom Technology Ltd. Turbomaschine
US6508623B1 (en) * 2000-03-07 2003-01-21 Mitsubishi Heavy Industries, Ltd. Gas turbine segmental ring
JP4698847B2 (ja) * 2001-01-19 2011-06-08 三菱重工業株式会社 ガスタービン分割環
GB2378730B (en) * 2001-08-18 2005-03-16 Rolls Royce Plc Cooled segments surrounding turbine blades
US6783324B2 (en) * 2002-08-15 2004-08-31 General Electric Company Compressor bleed case
US6899518B2 (en) 2002-12-23 2005-05-31 Pratt & Whitney Canada Corp. Turbine shroud segment apparatus for reusing cooling air
JP4191552B2 (ja) * 2003-07-14 2008-12-03 三菱重工業株式会社 ガスタービン尾筒の冷却構造
US7165937B2 (en) * 2004-12-06 2007-01-23 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
US20070020088A1 (en) * 2005-07-20 2007-01-25 Pratt & Whitney Canada Corp. Turbine shroud segment impingement cooling on vane outer shroud
US7520715B2 (en) * 2005-07-19 2009-04-21 Pratt & Whitney Canada Corp. Turbine shroud segment transpiration cooling with individual cast inlet and outlet cavities
US7278820B2 (en) * 2005-10-04 2007-10-09 Siemens Power Generation, Inc. Ring seal system with reduced cooling requirements
US7334985B2 (en) * 2005-10-11 2008-02-26 United Technologies Corporation Shroud with aero-effective cooling
US7665953B2 (en) * 2006-11-30 2010-02-23 General Electric Company Methods and system for recuperated cooling of integral turbine nozzle and shroud assemblies
US7740444B2 (en) * 2006-11-30 2010-06-22 General Electric Company Methods and system for cooling integral turbine shround assemblies
US7722315B2 (en) * 2006-11-30 2010-05-25 General Electric Company Method and system to facilitate preferentially distributed recuperated film cooling of turbine shroud assembly
US7740442B2 (en) * 2006-11-30 2010-06-22 General Electric Company Methods and system for cooling integral turbine nozzle and shroud assemblies
SI2137382T1 (sl) 2007-04-19 2012-10-30 Alstom Technology Ltd Statorski toplotni ščit
US8240980B1 (en) 2007-10-19 2012-08-14 Florida Turbine Technologies, Inc. Turbine inter-stage gap cooling and sealing arrangement
US8251637B2 (en) * 2008-05-16 2012-08-28 General Electric Company Systems and methods for modifying modal vibration associated with a turbine
US8128344B2 (en) * 2008-11-05 2012-03-06 General Electric Company Methods and apparatus involving shroud cooling
US8556575B2 (en) * 2010-03-26 2013-10-15 United Technologies Corporation Blade outer seal for a gas turbine engine
RU2543101C2 (ru) * 2010-11-29 2015-02-27 Альстом Текнолоджи Лтд Осевая газовая турбина
EP2508713A1 (de) * 2011-04-04 2012-10-10 Siemens Aktiengesellschaft Gasturbine mit einem Wärmeschild sowie Betriebsverfahren
US9574455B2 (en) * 2012-07-16 2017-02-21 United Technologies Corporation Blade outer air seal with cooling features
EP2949873A1 (de) * 2014-05-27 2015-12-02 Siemens Aktiengesellschaft Turbomaschine mit Aufnahmeschutz und Verwendung der Turbomaschine
EP3155231B1 (de) 2014-06-12 2019-07-03 General Electric Company Ummantelungsaufhängeranordnung
FR3036436B1 (fr) 2015-05-22 2020-01-24 Safran Ceramics Ensemble d'anneau de turbine avec maintien par brides
US10221713B2 (en) * 2015-05-26 2019-03-05 Rolls-Royce Corporation Shroud cartridge having a ceramic matrix composite seal segment
EP3179053B1 (de) 2015-12-07 2019-04-03 MTU Aero Engines GmbH Gehäusestruktur einer strömungsmaschine mit hitzeschutzschild
US20170198602A1 (en) * 2016-01-11 2017-07-13 General Electric Company Gas turbine engine with a cooled nozzle segment
KR101965500B1 (ko) * 2017-09-11 2019-04-03 두산중공업 주식회사 터빈의 블레이드 시일 구조 및 이를 포함하는 터빈 및 가스터빈
FR3112806B1 (fr) * 2020-07-23 2022-10-21 Safran Aircraft Engines Couronne de maintien de secteurs d’étanchéité d’une turbine basse pression

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE756582A (fr) * 1969-10-02 1971-03-01 Gen Electric Ecran circulaire et support d'ecran avec dispositif de reglage de la temperature pour turbomachine
US3864056A (en) * 1973-07-27 1975-02-04 Westinghouse Electric Corp Cooled turbine blade ring assembly
GB1484288A (en) * 1975-12-03 1977-09-01 Rolls Royce Gas turbine engines
US4087199A (en) * 1976-11-22 1978-05-02 General Electric Company Ceramic turbine shroud assembly
FR2401310A1 (fr) * 1977-08-26 1979-03-23 Snecma Carter de turbine de moteur a reaction
US4177004A (en) 1977-10-31 1979-12-04 General Electric Company Combined turbine shroud and vane support structure
JPS5857658B2 (ja) * 1980-04-02 1983-12-21 工業技術院長 セラミツクスによる高熱曝露壁面の熱遮断構造
US4526226A (en) * 1981-08-31 1985-07-02 General Electric Company Multiple-impingement cooled structure
US4573865A (en) * 1981-08-31 1986-03-04 General Electric Company Multiple-impingement cooled structure
US4551064A (en) 1982-03-05 1985-11-05 Rolls-Royce Limited Turbine shroud and turbine shroud assembly
US4650394A (en) * 1984-11-13 1987-03-17 United Technologies Corporation Coolable seal assembly for a gas turbine engine
US4642024A (en) * 1984-12-05 1987-02-10 United Technologies Corporation Coolable stator assembly for a rotary machine
US5039562A (en) * 1988-10-20 1991-08-13 The United States Of America As Represented By The Secretary Of The Air Force Method and apparatus for cooling high temperature ceramic turbine blade portions
US5071313A (en) 1990-01-16 1991-12-10 General Electric Company Rotor blade shroud segment
US5169287A (en) 1991-05-20 1992-12-08 General Electric Company Shroud cooling assembly for gas turbine engine
US5584651A (en) 1994-10-31 1996-12-17 General Electric Company Cooled shroud
US6126389A (en) * 1998-09-02 2000-10-03 General Electric Co. Impingement cooling for the shroud of a gas turbine
US6224329B1 (en) * 1999-01-07 2001-05-01 Siemens Westinghouse Power Corporation Method of cooling a combustion turbine

Also Published As

Publication number Publication date
EP1048822B1 (de) 2006-05-17
US6302642B1 (en) 2001-10-16
EP1048822A3 (de) 2002-07-31
EP1048822A2 (de) 2000-11-02
DE19919654A1 (de) 2000-11-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition