FR3063779B1 - Anneau de commande de calage d'un etage d'aube d'un stator - Google Patents

Anneau de commande de calage d'un etage d'aube d'un stator Download PDF

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Publication number
FR3063779B1
FR3063779B1 FR1700227A FR1700227A FR3063779B1 FR 3063779 B1 FR3063779 B1 FR 3063779B1 FR 1700227 A FR1700227 A FR 1700227A FR 1700227 A FR1700227 A FR 1700227A FR 3063779 B1 FR3063779 B1 FR 3063779B1
Authority
FR
France
Prior art keywords
timing control
control ring
stator blade
blade stage
stage timing
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
FR1700227A
Other languages
English (en)
Other versions
FR3063779A1 (fr
Inventor
Axel Theux
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 FR1700227A priority Critical patent/FR3063779B1/fr
Priority to US15/911,300 priority patent/US10808722B2/en
Priority to GB1803658.2A priority patent/GB2562355B/en
Publication of FR3063779A1 publication Critical patent/FR3063779A1/fr
Application granted granted Critical
Publication of FR3063779B1 publication Critical patent/FR3063779B1/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
    • 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
    • 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
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/16—Control of working fluid flow
    • F02C9/20—Control of working fluid flow by throttling; by adjusting vanes
    • 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
    • F04D29/02—Selection of particular materials
    • F04D29/023—Selection of particular materials 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
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/501—Elasticity
    • 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
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/502—Thermal properties
    • F05D2300/5021—Expansivity
    • F05D2300/50211—Expansivity similar

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1700227A 2017-03-07 2017-03-07 Anneau de commande de calage d'un etage d'aube d'un stator Active FR3063779B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1700227A FR3063779B1 (fr) 2017-03-07 2017-03-07 Anneau de commande de calage d'un etage d'aube d'un stator
US15/911,300 US10808722B2 (en) 2017-03-07 2018-03-05 Pitch control ring for a stator vane stage
GB1803658.2A GB2562355B (en) 2017-03-07 2018-03-07 Pitch control ring for a stator vane stage

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1700227A FR3063779B1 (fr) 2017-03-07 2017-03-07 Anneau de commande de calage d'un etage d'aube d'un stator
FR1700227 2017-03-07

Publications (2)

Publication Number Publication Date
FR3063779A1 FR3063779A1 (fr) 2018-09-14
FR3063779B1 true FR3063779B1 (fr) 2022-11-04

Family

ID=59745941

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1700227A Active FR3063779B1 (fr) 2017-03-07 2017-03-07 Anneau de commande de calage d'un etage d'aube d'un stator

Country Status (3)

Country Link
US (1) US10808722B2 (fr)
FR (1) FR3063779B1 (fr)
GB (1) GB2562355B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022103922A1 (de) * 2022-02-18 2023-08-24 MTU Aero Engines AG Hebel zum verstellen einer verstellschaufel

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736070A (en) * 1971-06-22 1973-05-29 Curtiss Wright Corp Variable stator blade assembly for axial flow, fluid expansion engine
DE2253030A1 (de) * 1972-10-28 1974-05-09 Sljusarew Vorrichtung zur schaufelverstellung des leitapparats einer stroemungsmaschine
US3841790A (en) * 1973-11-19 1974-10-15 Avco Corp Compressor flow fence
US4373859A (en) * 1981-09-23 1983-02-15 General Motors Corporation Unison ring support system
DE3623001C1 (de) * 1986-07-09 1987-07-09 Mtu Muenchen Gmbh Verstellvorrichtung fuer schwenkbare Leitschaufeln von Turbotriebwerken
DE19516382A1 (de) * 1995-05-04 1996-11-07 Deutsche Forsch Luft Raumfahrt Verstellring
FR2879686B1 (fr) * 2004-12-16 2007-04-06 Snecma Moteurs Sa Turbomachine a stator comportant un etage d'aubes de redresseur actionnees par une couronne rotative a centrage automatique
FR2902454A1 (fr) * 2006-06-16 2007-12-21 Snecma Sa Stator de turbomachine comportant un etage d'aubes de redresseurs actionnees par une couronne rotative a centrage automatique
FR2922257B1 (fr) * 2007-10-12 2014-03-28 Snecma Perfectionnement a un anneau de commande de calage des aubes fixes d'une turbomachine
US8435000B2 (en) * 2008-03-07 2013-05-07 Rolls-Royce Corporation Variable vane actuation system
GB2467153B (en) * 2009-01-26 2010-12-08 Rolls Royce Plc A variable assembly
GB0907461D0 (en) * 2009-05-01 2009-06-10 Rolls Royce Plc Control mechanism
US9422825B2 (en) * 2012-11-05 2016-08-23 United Technologies Corporation Gas turbine engine synchronization ring
FR3009335B1 (fr) * 2013-07-30 2015-09-04 Snecma Dispositif de guidage d'aubes de redresseur a angle de calage variable de turbomachine
EP3090142B1 (fr) * 2013-12-11 2019-04-03 United Technologies Corporation Appareil de positionnement d'aubes variables pour un moteur à turbine à gaz
US9932851B2 (en) * 2013-12-30 2018-04-03 Rolls-Royce North American Technologies, Inc. Active synchronizing ring
US10851706B2 (en) * 2015-02-24 2020-12-01 Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. Variable nozzle mechanism and variable displacement type exhaust turbocharger
US10180076B2 (en) * 2015-06-01 2019-01-15 Hamilton Sundstrand Corporation Redundant speed summing actuators
FR3041714B1 (fr) * 2015-09-30 2020-02-14 Safran Aircraft Engines Compresseur de turbomachine, en particulier de turbopropulseur ou de turboreacteur d'avion

Also Published As

Publication number Publication date
GB2562355A (en) 2018-11-14
GB201803658D0 (en) 2018-04-25
US10808722B2 (en) 2020-10-20
US20180258951A1 (en) 2018-09-13
FR3063779A1 (fr) 2018-09-14
GB2562355B (en) 2021-11-17

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