JP4293419B2 - ガスタービンにおける弦ヒンジシールのための補助シール - Google Patents

ガスタービンにおける弦ヒンジシールのための補助シール Download PDF

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Publication number
JP4293419B2
JP4293419B2 JP2002375785A JP2002375785A JP4293419B2 JP 4293419 B2 JP4293419 B2 JP 4293419B2 JP 2002375785 A JP2002375785 A JP 2002375785A JP 2002375785 A JP2002375785 A JP 2002375785A JP 4293419 B2 JP4293419 B2 JP 4293419B2
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JP
Japan
Prior art keywords
seal
gas turbine
support ring
nozzle
segment
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 - Fee Related
Application number
JP2002375785A
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English (en)
Japanese (ja)
Other versions
JP2003222029A5 (enExample
JP2003222029A (ja
Inventor
アブドゥル−アジーズ・モハメッド−ファキーア
マフマト・ファルク・アクシット
アフマド・サフィ
スリカント・ベーダーンタム
ニン・ファング
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JP2003222029A publication Critical patent/JP2003222029A/ja
Publication of JP2003222029A5 publication Critical patent/JP2003222029A5/ja
Application granted granted Critical
Publication of JP4293419B2 publication Critical patent/JP4293419B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • F01D11/22—Actively adjusting tip-clearance by mechanically actuating the stator or rotor components, e.g. moving shroud sections relative to the rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
    • F16J15/0887—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing the sealing effect being obtained by elastic deformation of the packing
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Gasket Seals (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2002375785A 2001-12-28 2002-12-26 ガスタービンにおける弦ヒンジシールのための補助シール Expired - Fee Related JP4293419B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/029002 2001-12-28
US10/029,002 US6568903B1 (en) 2001-12-28 2001-12-28 Supplemental seal for the chordal hinge seals in a gas turbine

Publications (3)

Publication Number Publication Date
JP2003222029A JP2003222029A (ja) 2003-08-08
JP2003222029A5 JP2003222029A5 (enExample) 2006-02-09
JP4293419B2 true JP4293419B2 (ja) 2009-07-08

Family

ID=21846694

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002375785A Expired - Fee Related JP4293419B2 (ja) 2001-12-28 2002-12-26 ガスタービンにおける弦ヒンジシールのための補助シール

Country Status (5)

Country Link
US (1) US6568903B1 (enExample)
EP (1) EP1323895B1 (enExample)
JP (1) JP4293419B2 (enExample)
KR (1) KR100767866B1 (enExample)
DE (1) DE60229612D1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6764081B2 (en) * 2001-12-28 2004-07-20 General Electric Company Supplemental seal for the chordal hinge seals in a gas turbine and methods of installation
FR2868119B1 (fr) * 2004-03-26 2006-06-16 Snecma Moteurs Sa Joint d'etancheite entre les carters interieurs et exterieurs d'une section de turboreacteur
FR2868125B1 (fr) * 2004-03-26 2006-07-21 Snecma Moteurs Sa Turbomachine comprenant deux sous-ensembles assembles sous contrainte axiale
US7094026B2 (en) * 2004-04-29 2006-08-22 General Electric Company System for sealing an inner retainer segment and support ring in a gas turbine and methods therefor
US7445426B1 (en) 2005-06-15 2008-11-04 Florida Turbine Technologies, Inc. Guide vane outer shroud bias arrangement
JP2009203841A (ja) * 2008-02-27 2009-09-10 Hitachi Ltd ガスタービン，ガスタービンのシール装置及びガスタービンのシール方法
FR2933160B1 (fr) * 2008-06-25 2010-09-10 Commissariat Energie Atomique Assemblage comportant un joint d'etancheite intercale entre deux composants de coefficient de dilatation moyen thermique different, joint d'etancheite associe, application a l'etancheite d'electrolyseurs eht et des piles a combustible
FR2938873B1 (fr) * 2008-11-21 2014-06-27 Turbomeca Organe de positionnement pour segment d'anneau
FR2986836B1 (fr) * 2012-02-09 2016-01-01 Snecma Tole annulaire anti-usure pour une turbomachine
US9835090B2 (en) * 2012-09-18 2017-12-05 United Technologies Corporation Fire seal for a gas turbine engine
US9863259B2 (en) * 2015-05-11 2018-01-09 United Technologies Corporation Chordal seal
US9845690B1 (en) * 2016-06-03 2017-12-19 General Electric Company System and method for sealing flow path components with front-loaded seal
US10519807B2 (en) 2017-04-19 2019-12-31 Rolls-Royce Corporation Seal segment retention ring with chordal seal feature
US11466583B2 (en) 2019-11-04 2022-10-11 General Electric Company Seal for a gas turbine engine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4184689A (en) 1978-10-02 1980-01-22 United Technologies Corporation Seal structure for an axial flow rotary machine
US4883405A (en) * 1987-11-13 1989-11-28 The United States Of America As Represented By The Secretary Of The Air Force Turbine nozzle mounting arrangement
US4815933A (en) 1987-11-13 1989-03-28 The United States Of America As Represented By The Secretary Of The Air Force Nozzle flange attachment and sealing arrangement
US5149250A (en) * 1991-02-28 1992-09-22 General Electric Company Gas turbine vane assembly seal and support system
US5271714A (en) 1992-07-09 1993-12-21 General Electric Company Turbine nozzle support arrangement
US5372476A (en) * 1993-06-18 1994-12-13 General Electric Company Turbine nozzle support assembly
US5738490A (en) * 1996-05-20 1998-04-14 Pratt & Whitney Canada, Inc. Gas turbine engine shroud seals
US6076835A (en) * 1997-05-21 2000-06-20 Allison Advanced Development Company Interstage van seal apparatus
US6095750A (en) * 1998-12-21 2000-08-01 General Electric Company Turbine nozzle assembly

Also Published As

Publication number Publication date
US6568903B1 (en) 2003-05-27
DE60229612D1 (de) 2008-12-11
KR20030057412A (ko) 2003-07-04
EP1323895B1 (en) 2008-10-29
EP1323895A2 (en) 2003-07-02
JP2003222029A (ja) 2003-08-08
EP1323895A3 (en) 2004-06-16
KR100767866B1 (ko) 2007-10-17

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