FR3070429B1 - Secteur d'un distributeur annulaire d'une turbine de turbomachine - Google Patents

Secteur d'un distributeur annulaire d'une turbine de turbomachine Download PDF

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Publication number
FR3070429B1
FR3070429B1 FR1758011A FR1758011A FR3070429B1 FR 3070429 B1 FR3070429 B1 FR 3070429B1 FR 1758011 A FR1758011 A FR 1758011A FR 1758011 A FR1758011 A FR 1758011A FR 3070429 B1 FR3070429 B1 FR 3070429B1
Authority
FR
France
Prior art keywords
wall
sector
platform
annular distributor
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.)
Active
Application number
FR1758011A
Other languages
English (en)
Other versions
FR3070429A1 (fr
Inventor
Lucien Henri Jacques Quennehen
Sebastien Serge Francis Congratel
Antoine Claude Michel Etienne Danis
Clement Jarrossay
Nicolas Paul Tableau
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 FR1758011A priority Critical patent/FR3070429B1/fr
Priority to US16/110,255 priority patent/US11021979B2/en
Publication of FR3070429A1 publication Critical patent/FR3070429A1/fr
Application granted granted Critical
Publication of FR3070429B1 publication Critical patent/FR3070429B1/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
    • 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
    • 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
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/323—Application in turbines in gas turbines for aircraft propulsion, e.g. jet engines
    • 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
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/128—Nozzles
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • F05D2300/6033—Ceramic matrix composites [CMC]
    • 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

Secteur (12) d'un distributeur (9) annulaire sectorisé d'une turbine (1) de turbomachine (2) comprenant une plate-forme externe (13) comportant une paroi externe (14) reliée à une paroi interne coaxiale avec ladite paroi externe (14) via au moins une aube fixe de redressement (10), ladite plateforme externe (13) comprenant des moyens d'accrochage (16) de la plateforme externe (13) à un carter fixe (17) de turbine, caractérisé en ce que la plate-forme externe (13) comprend une enveloppe circulaire externe (18) axialement décalée par rapport à la paroi externe (14) et venue de matière avec la paroi externe (14), et en ce que ladite enveloppe externe (18) est destinée à entourer une portion angulaire d'une roue de rotor (6).
FR1758011A 2017-08-30 2017-08-30 Secteur d'un distributeur annulaire d'une turbine de turbomachine Active FR3070429B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1758011A FR3070429B1 (fr) 2017-08-30 2017-08-30 Secteur d'un distributeur annulaire d'une turbine de turbomachine
US16/110,255 US11021979B2 (en) 2017-08-30 2018-08-23 Sector of an annular nozzle of a turbine of a turbomachine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1758011 2017-08-30
FR1758011A FR3070429B1 (fr) 2017-08-30 2017-08-30 Secteur d'un distributeur annulaire d'une turbine de turbomachine

Publications (2)

Publication Number Publication Date
FR3070429A1 FR3070429A1 (fr) 2019-03-01
FR3070429B1 true FR3070429B1 (fr) 2022-04-22

Family

ID=59974692

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1758011A Active FR3070429B1 (fr) 2017-08-30 2017-08-30 Secteur d'un distributeur annulaire d'une turbine de turbomachine

Country Status (2)

Country Link
US (1) US11021979B2 (fr)
FR (1) FR3070429B1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5104287A (en) * 1989-09-08 1992-04-14 General Electric Company Blade tip clearance control apparatus for a gas turbine engine
FR2758856B1 (fr) * 1997-01-30 1999-02-26 Snecma Joint d'etancheite a plaquettes empilees glissant dans des fentes de reception
GB9815611D0 (en) * 1998-07-18 1998-09-16 Rolls Royce Plc Improvements in or relating to turbine cooling
US7596954B2 (en) * 2004-07-09 2009-10-06 United Technologies Corporation Blade clearance control
DE102005013796A1 (de) * 2005-03-24 2006-09-28 Alstom Technology Ltd. Wärmestausegment
US8092165B2 (en) * 2008-01-21 2012-01-10 Pratt & Whitney Canada Corp. HP segment vanes
FR2985792B1 (fr) * 2012-01-18 2014-02-07 Snecma Secteur angulaire de redresseur a amortissement de vibrations par coin pour compresseur de turbomachine
US9988934B2 (en) * 2015-07-23 2018-06-05 United Technologies Corporation Gas turbine engines including channel-cooled hooks for retaining a part relative to an engine casing structure

Also Published As

Publication number Publication date
US11021979B2 (en) 2021-06-01
FR3070429A1 (fr) 2019-03-01
US20190063244A1 (en) 2019-02-28

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