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FR3065986B1 - Ensemble pour turbine a gaz, turbine a gaz associee - Google Patents

Ensemble pour turbine a gaz, turbine a gaz associee Download PDF

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Publication number
FR3065986B1
FR3065986B1 FR1753844A FR1753844A FR3065986B1 FR 3065986 B1 FR3065986 B1 FR 3065986B1 FR 1753844 A FR1753844 A FR 1753844A FR 1753844 A FR1753844 A FR 1753844A FR 3065986 B1 FR3065986 B1 FR 3065986B1
Authority
FR
France
Prior art keywords
gas turbine
opening
assembly
lateral face
sealing plate
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.)
Active
Application number
FR1753844A
Other languages
English (en)
Other versions
FR3065986A1 (fr
Inventor
Hugo Louis Rousseaux
Emmanuel Wilfrid Leon Berche
Alexandre Xavier Bossaert
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.)
Safran Aircraft Engines SAS
Original Assignee
Safran Aircraft Engines SAS
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 Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1753844A priority Critical patent/FR3065986B1/fr
Priority to US15/968,162 priority patent/US10760440B2/en
Publication of FR3065986A1 publication Critical patent/FR3065986A1/fr
Application granted granted Critical
Publication of FR3065986B1 publication Critical patent/FR3065986B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/57—Leaf seals
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • 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
    • F16J15/44—Free-space packings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

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

Abstract

L'invention se rapporte à un ensemble (100) pour turbine à gaz (1), comportant : • une première pièce (21, 22, 7) et une deuxième pièce (21', 22', 7') positionnées circonférentiellement autour d'un axe longitudinal de la turbine, la première pièce (21, 22, 7) comportant une première face latérale (11) adjacente à une seconde face latérale (12) de la deuxième pièce (21', 22', 7'), une première ouverture (13) ménagée dans la première face latérale (11) est en vis-à-vis d'une seconde ouverture (14) ménagée dans la seconde face latérale (12), • une plaquette d'étanchéité (20) positionnée à l'intérieur de la première ouverture (13) et de la seconde ouverture (14), au moins une face longitudinale (21, 22) de la plaquette d'étanchéité (20) comporte au moins deux saillies (S1, S2) ménagées de part et d'autre d'une zone centrale longitudinale (ZC) de la plaquette d'étanchéité (20), chaque saillie (S1, S2) présentant une hauteur (H) choisie pour réduire un jeu d'assemblage (J) entre la plaquette d'étanchéité (20) et les première et seconde ouvertures (13, 14).
FR1753844A 2017-05-02 2017-05-02 Ensemble pour turbine a gaz, turbine a gaz associee Active FR3065986B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1753844A FR3065986B1 (fr) 2017-05-02 2017-05-02 Ensemble pour turbine a gaz, turbine a gaz associee
US15/968,162 US10760440B2 (en) 2017-05-02 2018-05-01 Assembly for gas turbine, associated gas turbine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1753844A FR3065986B1 (fr) 2017-05-02 2017-05-02 Ensemble pour turbine a gaz, turbine a gaz associee
FR1753844 2017-05-02

Publications (2)

Publication Number Publication Date
FR3065986A1 FR3065986A1 (fr) 2018-11-09
FR3065986B1 true FR3065986B1 (fr) 2021-07-09

Family

ID=59325463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1753844A Active FR3065986B1 (fr) 2017-05-02 2017-05-02 Ensemble pour turbine a gaz, turbine a gaz associee

Country Status (2)

Country Link
US (1) US10760440B2 (fr)
FR (1) FR3065986B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3096394B1 (fr) * 2019-05-23 2021-05-28 Safran Aircraft Engines Ensemble pour turbomachine
FR3146709A1 (fr) 2023-03-16 2024-09-20 Safran Aircraft Engines Ensemble d’étanchéité avec tôle thermique pour turbine à gaz
FR3146970A1 (fr) 2023-03-20 2024-09-27 Safran Aircraft Engines Plaquette d’étanchéité améliorée pour turbine à gaz
FR3146928A1 (fr) 2023-03-20 2024-09-27 Safran Aircraft Engines Ensemble d’étanchéité amélioré pour turbine à gaz

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5158403A (en) * 1990-07-23 1992-10-27 Moors H William Material handling arrangement
US5158430A (en) * 1990-09-12 1992-10-27 United Technologies Corporation Segmented stator vane seal
US5934687A (en) * 1997-07-07 1999-08-10 General Electric Company Gas-path leakage seal for a turbine
US20030039542A1 (en) * 2001-08-21 2003-02-27 Cromer Robert Harold Transition piece side sealing element and turbine assembly containing such seal
GB2434184B (en) * 2006-01-12 2007-12-12 Rolls Royce Plc A sealing arrangement
US20070212214A1 (en) * 2006-03-09 2007-09-13 United Technologies Corporation Segmented component seal
US7316402B2 (en) * 2006-03-09 2008-01-08 United Technologies Corporation Segmented component seal
US8016549B2 (en) * 2006-07-13 2011-09-13 United Technologies Corporation Turbine engine alloys and crystalline orientations
FR2957969B1 (fr) * 2010-03-26 2013-03-29 Snecma Dispositif d'etancheite entre les talons d'aubes adjacentes en materiau compositie d'une roue mobile de turbomachine
US20130028713A1 (en) * 2011-07-25 2013-01-31 General Electric Company Seal for turbomachine segments
JP6021675B2 (ja) * 2013-02-13 2016-11-09 三菱重工業株式会社 燃焼器のシール構造及び燃焼器用シール

Also Published As

Publication number Publication date
US10760440B2 (en) 2020-09-01
US20180320539A1 (en) 2018-11-08
FR3065986A1 (fr) 2018-11-09

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