EP1793093A3 - Distributeur de turbine de turbomachine amélioré - Google Patents

Distributeur de turbine de turbomachine amélioré Download PDF

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Publication number
EP1793093A3
EP1793093A3 EP06077140A EP06077140A EP1793093A3 EP 1793093 A3 EP1793093 A3 EP 1793093A3 EP 06077140 A EP06077140 A EP 06077140A EP 06077140 A EP06077140 A EP 06077140A EP 1793093 A3 EP1793093 A3 EP 1793093A3
Authority
EP
European Patent Office
Prior art keywords
turbine nozzle
turbomachine turbine
improved turbomachine
platform
platforms
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.)
Granted
Application number
EP06077140A
Other languages
German (de)
English (en)
Other versions
EP1793093B1 (fr
EP1793093A2 (fr
Inventor
Alexandre Nicolas Dervaux
Patrick Joseph Marie Girard
Gael Loro
Guillaume Jean-Claude Robert Renon
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
SNECMA 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 SNECMA SAS filed Critical SNECMA SAS
Publication of EP1793093A2 publication Critical patent/EP1793093A2/fr
Publication of EP1793093A3 publication Critical patent/EP1793093A3/fr
Application granted granted Critical
Publication of EP1793093B1 publication Critical patent/EP1793093B1/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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

La présente invention concerne un distributeur de turbine de turbomachine, notamment un secteur de distributeur (1) comportant une plate-forme intérieure (3) et une plate-forme extérieure (4), au moins une aube (2) fixée entre lesdites plates-formes (3, 4), au moins une desdites plates-formes (3, 4) comportant au moins un flasque (5, 6), ayant une première extrémité (5a, 6a) fixée sur la plate-forme (3, 4) et une seconde extrémité (5b, 6b) libre, ledit flasque (5, 6) comportant au moins un évidement (10) d'assouplissement libre non-débouchant.
EP06077140A 2005-12-05 2006-11-30 Distributeur de turbine de turbomachine amélioré Active EP1793093B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0512295A FR2894282A1 (fr) 2005-12-05 2005-12-05 Distributeur de turbine de turbomachine ameliore

Publications (3)

Publication Number Publication Date
EP1793093A2 EP1793093A2 (fr) 2007-06-06
EP1793093A3 true EP1793093A3 (fr) 2008-12-03
EP1793093B1 EP1793093B1 (fr) 2010-03-17

Family

ID=36950510

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06077140A Active EP1793093B1 (fr) 2005-12-05 2006-11-30 Distributeur de turbine de turbomachine amélioré

Country Status (8)

Country Link
US (1) US7780398B2 (fr)
EP (1) EP1793093B1 (fr)
JP (1) JP4794420B2 (fr)
CN (1) CN1978870B (fr)
CA (1) CA2569564C (fr)
DE (1) DE602006012915D1 (fr)
FR (1) FR2894282A1 (fr)
RU (1) RU2006142824A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5214128B2 (ja) * 2005-11-22 2013-06-19 シャープ株式会社 発光素子及び発光素子を備えたバックライトユニット
FR2928962B1 (fr) * 2008-03-19 2013-10-18 Snecma Distributeur de turbine a pales creuses.
EP2236761A1 (fr) * 2009-04-02 2010-10-06 Siemens Aktiengesellschaft Support d'aube directrice
US8684683B2 (en) * 2010-11-30 2014-04-01 General Electric Company Gas turbine nozzle attachment scheme and removal/installation method
US8684689B2 (en) * 2011-01-14 2014-04-01 Hamilton Sundstrand Corporation Turbomachine shroud
FR2975771B1 (fr) * 2011-05-27 2014-03-14 Snecma Dispositif de mesure d'une piece dans une turbomachine
FR2979272B1 (fr) * 2011-08-24 2013-09-27 Snecma Outillage de prise de piece de turbomachine
US8888442B2 (en) 2012-01-30 2014-11-18 Pratt & Whitney Canada Corp. Stress relieving slots for turbine vane ring
US9291064B2 (en) 2012-01-31 2016-03-22 United Technologies Corporation Anti-icing core inlet stator assembly for a gas turbine engine
EP2706196A1 (fr) 2012-09-07 2014-03-12 Siemens Aktiengesellschaft Agencement d'aube de guidage de turbine
US20170298751A1 (en) * 2014-10-28 2017-10-19 Siemens Energy, Inc. Modular turbine vane
DE102016215784A1 (de) * 2016-08-23 2018-03-01 MTU Aero Engines AG Positionierungselement mit Aussparungen für eine Leitschaufelanordnung
FR3084106B1 (fr) * 2018-07-23 2022-06-24 Safran Aircraft Engines Distributeur basse pression avec pales coulissantes
JP7284737B2 (ja) 2020-08-06 2023-05-31 三菱重工業株式会社 ガスタービン静翼
JP7369301B2 (ja) * 2020-08-13 2023-10-25 三菱重工業株式会社 静翼セグメント、及びこれを備える蒸気タービン
US11519283B2 (en) * 2021-03-25 2022-12-06 Raytheon Technologies Corporation Attachment region for CMC components

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3781125A (en) * 1972-04-07 1973-12-25 Westinghouse Electric Corp Gas turbine nozzle vane structure
US6210108B1 (en) * 1999-08-16 2001-04-03 General Electric Company Method for making an article portion subject to tensile stress and stress relieved article
US6679679B1 (en) * 2000-11-30 2004-01-20 Snecma Moteurs Internal stator shroud

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4511306A (en) * 1982-02-02 1985-04-16 Westinghouse Electric Corp. Combustion turbine single airfoil stator vane structure
US5071313A (en) * 1990-01-16 1991-12-10 General Electric Company Rotor blade shroud segment
CA2070511C (fr) * 1991-07-22 2001-08-21 Steven Milo Toborg Support de distributeur de turbine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3781125A (en) * 1972-04-07 1973-12-25 Westinghouse Electric Corp Gas turbine nozzle vane structure
US6210108B1 (en) * 1999-08-16 2001-04-03 General Electric Company Method for making an article portion subject to tensile stress and stress relieved article
US6679679B1 (en) * 2000-11-30 2004-01-20 Snecma Moteurs Internal stator shroud

Also Published As

Publication number Publication date
RU2006142824A (ru) 2008-06-20
JP4794420B2 (ja) 2011-10-19
EP1793093B1 (fr) 2010-03-17
US20070128020A1 (en) 2007-06-07
FR2894282A1 (fr) 2007-06-08
CN1978870A (zh) 2007-06-13
CA2569564A1 (fr) 2007-06-05
JP2007154890A (ja) 2007-06-21
CA2569564C (fr) 2013-12-24
CN1978870B (zh) 2012-05-30
DE602006012915D1 (de) 2010-04-29
EP1793093A2 (fr) 2007-06-06
US7780398B2 (en) 2010-08-24

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