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FR2644525B1 - Systeme de retention d'aubes de stator a calage variable - Google Patents

Systeme de retention d'aubes de stator a calage variable

Info

Publication number
FR2644525B1
FR2644525B1 FR8903375A FR8903375A FR2644525B1 FR 2644525 B1 FR2644525 B1 FR 2644525B1 FR 8903375 A FR8903375 A FR 8903375A FR 8903375 A FR8903375 A FR 8903375A FR 2644525 B1 FR2644525 B1 FR 2644525B1
Authority
FR
France
Prior art keywords
stator vane
retention system
variable setting
setting stator
vane retention
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 - Lifetime
Application number
FR8903375A
Other languages
English (en)
Other versions
FR2644525A1 (fr
Inventor
Daniel Jean Marey
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
Priority to FR8903375A priority Critical patent/FR2644525B1/fr
Priority to US07/492,992 priority patent/US5061152A/en
Priority to DE90400669T priority patent/DE69001630T2/de
Priority to EP90400669A priority patent/EP0388285B1/fr
Publication of FR2644525A1 publication Critical patent/FR2644525A1/fr
Application granted granted Critical
Publication of FR2644525B1 publication Critical patent/FR2644525B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/22—Three-dimensional parallelepipedal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR8903375A 1989-03-15 1989-03-15 Systeme de retention d'aubes de stator a calage variable Expired - Lifetime FR2644525B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8903375A FR2644525B1 (fr) 1989-03-15 1989-03-15 Systeme de retention d'aubes de stator a calage variable
US07/492,992 US5061152A (en) 1989-03-15 1990-03-13 Mounting for variably settable stator blades in a compressor
DE90400669T DE69001630T2 (de) 1989-03-15 1990-03-14 Haltungssystem für verstellbare Leitschaufeln.
EP90400669A EP0388285B1 (fr) 1989-03-15 1990-03-14 Système de rétention d'aubes de stator à calage variable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8903375A FR2644525B1 (fr) 1989-03-15 1989-03-15 Systeme de retention d'aubes de stator a calage variable

Publications (2)

Publication Number Publication Date
FR2644525A1 FR2644525A1 (fr) 1990-09-21
FR2644525B1 true FR2644525B1 (fr) 1991-05-24

Family

ID=9379699

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8903375A Expired - Lifetime FR2644525B1 (fr) 1989-03-15 1989-03-15 Systeme de retention d'aubes de stator a calage variable

Country Status (4)

Country Link
US (1) US5061152A (fr)
EP (1) EP0388285B1 (fr)
DE (1) DE69001630T2 (fr)
FR (1) FR2644525B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5281087A (en) * 1992-06-10 1994-01-25 General Electric Company Industrial gas turbine engine with dual panel variable vane assembly
FR2742800B1 (fr) * 1995-12-20 1998-01-16 Snecma Agencement d'extremites internes d'un etage d'aubes a calage variable
DE19547653C2 (de) * 1995-12-20 1999-08-19 Abb Patent Gmbh Leitvorrichtung für eine Turbine mit einem Leitschaufelträger und Verfahren zur Herstellung dieser Leitvorrichtung
US6019574A (en) * 1998-08-13 2000-02-01 General Electric Company Mismatch proof variable stator vane
GB0116675D0 (en) * 2001-07-07 2001-08-29 Lucas Industries Ltd Vane actuator
DE10358421A1 (de) * 2003-12-13 2005-07-07 Mtu Aero Engines Gmbh Rotor für eine Turbomaschine
US7278819B2 (en) * 2005-07-05 2007-10-09 General Electric Company Variable stator vane lever arm assembly and method of assembling same
US7713022B2 (en) * 2007-03-06 2010-05-11 United Technologies Operations Small radial profile shroud for variable vane structure in a gas turbine engine
FR2920492B1 (fr) 2007-08-30 2009-10-30 Snecma Sa Etage d'aubes a calage variable pour une turbomachine
JP2010196550A (ja) * 2009-02-24 2010-09-09 Mitsubishi Heavy Ind Ltd 回転軸とレバーの取付構造、回転軸とレバーの取付方法、及び、流体機械
FR2995934B1 (fr) * 2012-09-24 2018-06-01 Safran Aircraft Engines Aube pour redresseur de turbomachine
US9644491B2 (en) 2014-06-13 2017-05-09 Pratt & Whitney Canada Corp. Single bolting flange arrangement for variable guide vane connection
US10526911B2 (en) * 2017-06-22 2020-01-07 United Technologies Corporation Split synchronization ring for variable vane assembly
BE1026199B1 (fr) * 2018-04-10 2019-11-12 Safran Aero Boosters S.A. Virole exterieure en deux parties

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB965169A (en) * 1962-02-14 1964-07-29 Power Jets Res & Dev Ltd Improvements in or relating to rotary fluid-flow machines such as axial flow compressors
US3314654A (en) * 1965-07-30 1967-04-18 Gen Electric Variable area turbine nozzle for axial flow gas turbine engines
US3736070A (en) * 1971-06-22 1973-05-29 Curtiss Wright Corp Variable stator blade assembly for axial flow, fluid expansion engine
JPS5666527U (fr) * 1979-10-29 1981-06-03
FR2524934B1 (fr) * 1982-04-08 1986-12-26 Snecma Dispositif de butee de securite pour pivot d'aubes de stator a calage variable
US4585390A (en) * 1984-06-04 1986-04-29 General Electric Company Vane retaining means
FR2608678B1 (fr) * 1986-12-17 1991-02-08 Snecma Dispositif de commande d'aubes a calage variable de redresseur de turbomachine

Also Published As

Publication number Publication date
EP0388285B1 (fr) 1993-05-19
DE69001630D1 (de) 1993-06-24
US5061152A (en) 1991-10-29
EP0388285A1 (fr) 1990-09-19
DE69001630T2 (de) 1993-10-21
FR2644525A1 (fr) 1990-09-21

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Legal Events

Date Code Title Description
CL Concession to grant licences
ST Notification of lapse