FR2595759B1 - Anneau et segment d'anneau formant bouclier pour la maitrise du jeu aux extremites superieures des aubes d'un rotor de turbine - Google Patents

Anneau et segment d'anneau formant bouclier pour la maitrise du jeu aux extremites superieures des aubes d'un rotor de turbine

Info

Publication number
FR2595759B1
FR2595759B1 FR8700137A FR8700137A FR2595759B1 FR 2595759 B1 FR2595759 B1 FR 2595759B1 FR 8700137 A FR8700137 A FR 8700137A FR 8700137 A FR8700137 A FR 8700137A FR 2595759 B1 FR2595759 B1 FR 2595759B1
Authority
FR
France
Prior art keywords
ring
vanes
game
shield
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
FR8700137A
Other languages
English (en)
Other versions
FR2595759A1 (fr
Inventor
Richard Mallory Davis
James Edgar Sidenstick
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 FR2595759A1 publication Critical patent/FR2595759A1/fr
Application granted granted Critical
Publication of FR2595759B1 publication Critical patent/FR2595759B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F01D11/16—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
    • F01D11/18—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means using stator or rotor components with predetermined thermal response, e.g. selective insulation, thermal inertia, differential expansion
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR8700137A 1986-01-10 1987-01-09 Anneau et segment d'anneau formant bouclier pour la maitrise du jeu aux extremites superieures des aubes d'un rotor de turbine Expired - Fee Related FR2595759B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/818,444 US4784569A (en) 1986-01-10 1986-01-10 Shroud means for turbine rotor blade tip clearance control

Publications (2)

Publication Number Publication Date
FR2595759A1 FR2595759A1 (fr) 1987-09-18
FR2595759B1 true FR2595759B1 (fr) 1992-11-06

Family

ID=25225555

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8700137A Expired - Fee Related FR2595759B1 (fr) 1986-01-10 1987-01-09 Anneau et segment d'anneau formant bouclier pour la maitrise du jeu aux extremites superieures des aubes d'un rotor de turbine

Country Status (5)

Country Link
US (1) US4784569A (fr)
JP (1) JPH0739806B2 (fr)
AU (1) AU582935B2 (fr)
DE (1) DE3700213A1 (fr)
FR (1) FR2595759B1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5344284A (en) * 1993-03-29 1994-09-06 The United States Of America As Represented By The Secretary Of The Air Force Adjustable clearance control for rotor blade tips in a gas turbine engine
US5586859A (en) * 1995-05-31 1996-12-24 United Technologies Corporation Flow aligned plenum endwall treatment for compressor blades
US5915921A (en) * 1997-09-26 1999-06-29 Goulds Pumps, Incorporated Wearing ring for volute pump
US6120242A (en) * 1998-11-13 2000-09-19 General Electric Company Blade containing turbine shroud
DE19936761A1 (de) * 1999-08-09 2001-05-10 Abb Alstom Power Ch Ag Befestigungsvorrichtung für Hitzeschutzschilde
DE19940556B4 (de) * 1999-08-26 2012-02-02 Alstom Vorrichtung zum Kühlen von Leit- oder Laufschaufeln in einer Gasturbine
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
US6502304B2 (en) * 2001-05-15 2003-01-07 General Electric Company Turbine airfoil process sequencing for optimized tip performance
ITMI20041781A1 (it) * 2004-09-17 2004-12-17 Nuovo Pignone Spa Dispositivo di protezione per uno statore di una turbina
ITMI20041780A1 (it) * 2004-09-17 2004-12-17 Nuovo Pignone Spa Dispositivo di protezione per uno statore di una turbina
US7165937B2 (en) * 2004-12-06 2007-01-23 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
DE102006052786B4 (de) * 2006-11-09 2011-06-30 MTU Aero Engines GmbH, 80995 Turbomaschine
US20090280009A1 (en) * 2008-01-16 2009-11-12 Brock Gerald E Wind turbine with different size blades for a diffuser augmented wind turbine assembly
US20090280008A1 (en) * 2008-01-16 2009-11-12 Brock Gerald E Vorticity reducing cowling for a diffuser augmented wind turbine assembly
US10233776B2 (en) 2013-05-21 2019-03-19 Siemens Energy, Inc. Gas turbine ring segment cooling apparatus
IT201900001173A1 (it) 2019-01-25 2020-07-25 Nuovo Pignone Tecnologie Srl Turbina con un anello avvolgente attorno a pale rotoriche e metodo per limitare la perdita di fluido di lavoro in una turbina
JP2023042786A (ja) * 2021-09-15 2023-03-28 東芝エネルギーシステムズ株式会社 タービン段落シール機構およびタービン段落シール機構の製造方法
GB2627749A (en) * 2023-02-28 2024-09-04 Siemens Energy Global Gmbh & Co Kg A ring segment for a gas turbine, a method to operate a gas turbine and computer-implemented method to design and/or manufacture said ring segments

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE182085C (fr) *
CH310937A (de) * 1951-04-12 1955-11-15 Gmbh J M Voith Zweistufige Kaplanturbine.
CH318278A (fr) * 1954-07-10 1956-12-31 Piguet Pierre Machine hydraulique
DE1057827B (de) * 1955-08-18 1959-05-21 Stroemungsmasch Anst Feststehender Laufradkranz fuer Gasturbinen
US3176960A (en) * 1963-04-08 1965-04-06 Dominion Eng Works Ltd Hydraulic turbines or pumps
US4009568A (en) * 1975-10-30 1977-03-01 General Motors Corporation Turbine support structure
US4008978A (en) * 1976-03-19 1977-02-22 General Motors Corporation Ceramic turbine structures
GB1573411A (en) * 1976-05-13 1980-08-20 Molins Ltd Apparatus for feeding rod like articles
US4157232A (en) * 1977-10-31 1979-06-05 General Electric Company Turbine shroud support
US4238170A (en) * 1978-06-26 1980-12-09 United Technologies Corporation Blade tip seal for an axial flow rotary machine
GB2042646B (en) * 1979-02-20 1982-09-22 Rolls Royce Rotor blade tip clearance control for gas turbine engine
GB2047354B (en) * 1979-04-26 1983-03-30 Rolls Royce Gas turbine engines
US4247247A (en) * 1979-05-29 1981-01-27 General Motors Corporation Blade tip clearance control
GB2050524B (en) * 1979-06-06 1982-10-20 Rolls Royce Turbine stator shroud assembly
US4411594A (en) * 1979-06-30 1983-10-25 Rolls-Royce Limited Support member and a component supported thereby
DE2931766C2 (de) * 1979-08-04 1982-08-05 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Dichtungseinrichtung für die freien Schaufelenden eines Verstell-Leitapparates einer Gasturbine
GB2103294B (en) * 1981-07-11 1984-08-30 Rolls Royce Shroud assembly for a gas turbine engine
GB2117843B (en) * 1982-04-01 1985-11-06 Rolls Royce Compressor shrouds
US4431371A (en) * 1982-06-14 1984-02-14 Rockwell International Corporation Gas turbine with blade temperature control
US4566700A (en) * 1982-08-09 1986-01-28 United Technologies Corporation Abrasive/abradable gas path seal system

Also Published As

Publication number Publication date
AU6700186A (en) 1987-07-16
JPH0739806B2 (ja) 1995-05-01
US4784569A (en) 1988-11-15
AU582935B2 (en) 1989-04-13
JPS62195402A (ja) 1987-08-28
DE3700213A1 (de) 1987-07-16
FR2595759A1 (fr) 1987-09-18

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Legal Events

Date Code Title Description
ST Notification of lapse