FR2928979B1 - Dispositif de commande d'aubes a calage variable dans une turbomachine. - Google Patents

Dispositif de commande d'aubes a calage variable dans une turbomachine.

Info

Publication number
FR2928979B1
FR2928979B1 FR0801501A FR0801501A FR2928979B1 FR 2928979 B1 FR2928979 B1 FR 2928979B1 FR 0801501 A FR0801501 A FR 0801501A FR 0801501 A FR0801501 A FR 0801501A FR 2928979 B1 FR2928979 B1 FR 2928979B1
Authority
FR
France
Prior art keywords
aubes
turbomachine
controlling
variable timing
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
FR0801501A
Other languages
English (en)
Other versions
FR2928979A1 (fr
Inventor
Michel Andre Bouru
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 FR0801501A priority Critical patent/FR2928979B1/fr
Priority to US12/405,601 priority patent/US8177490B2/en
Publication of FR2928979A1 publication Critical patent/FR2928979A1/fr
Application granted granted Critical
Publication of FR2928979B1 publication Critical patent/FR2928979B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • F05D2260/00—Function
    • F05D2260/50—Kinematic linkage, i.e. transmission of position
    • 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
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/79—Bearing, support or actuation arrangements therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR0801501A 2008-03-19 2008-03-19 Dispositif de commande d'aubes a calage variable dans une turbomachine. Active FR2928979B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0801501A FR2928979B1 (fr) 2008-03-19 2008-03-19 Dispositif de commande d'aubes a calage variable dans une turbomachine.
US12/405,601 US8177490B2 (en) 2008-03-19 2009-03-17 Control device of variable pitch vanes in a turbomachine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0801501A FR2928979B1 (fr) 2008-03-19 2008-03-19 Dispositif de commande d'aubes a calage variable dans une turbomachine.

Publications (2)

Publication Number Publication Date
FR2928979A1 FR2928979A1 (fr) 2009-09-25
FR2928979B1 true FR2928979B1 (fr) 2015-05-01

Family

ID=40044029

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0801501A Active FR2928979B1 (fr) 2008-03-19 2008-03-19 Dispositif de commande d'aubes a calage variable dans une turbomachine.

Country Status (2)

Country Link
US (1) US8177490B2 (fr)
FR (1) FR2928979B1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8122716B2 (en) * 2008-06-04 2012-02-28 Honeywell International Inc. VNT flow calibration adjustment
FR2952979B1 (fr) * 2009-11-20 2012-01-20 Snecma Turbomachine comprenant un etage d'aubes de stator a calage variable et a commande independante.
FR2966426B1 (fr) * 2010-10-21 2012-12-07 Snecma Dispositif hydraulique de changement de pas d'helice
US8919784B2 (en) * 2011-06-29 2014-12-30 United Technologies Corporation Fan duct blocker actuation tab seal
DE102011109777A1 (de) * 2011-08-09 2013-02-14 Linde Aktiengesellschaft Energiegewinnung aus Niedertemperaturwärme
US20130084179A1 (en) * 2011-09-30 2013-04-04 Hamilton Sundstrand Corporation Variable vane angular position sensor
US9915163B2 (en) * 2015-05-15 2018-03-13 United Technologies Corporation Cam-follower active clearance control
FR3038018B1 (fr) 2015-06-25 2019-07-12 Safran Aircraft Engines Systeme de commande d'aubes a calage variable pour une turbomachine
FR3039226B1 (fr) 2015-07-20 2017-07-14 Snecma Etage d'aubes a calage variable pour une turbomachine
US10830086B2 (en) * 2018-07-18 2020-11-10 Raytheon Technologies Corporation Cam isolation system for gas turbine engine compressor section
KR102316629B1 (ko) * 2020-06-23 2021-10-25 두산중공업 주식회사 터빈 블레이드 팁 간극 제어장치 및 이를 포함하는 가스 터빈
FR3116079B1 (fr) * 2020-11-10 2022-11-04 Safran Helicopter Engines Dispositif de commande d’un système de guidage du flux d’air, notamment dans une turbomachine d’aéronef
FR3116080B1 (fr) * 2020-11-10 2022-11-04 Safran Helicopter Engines Dispositif de commande d’un système de guidage du flux d’air, notamment dans une turbomachine d’aéronef
US11982193B1 (en) * 2022-12-30 2024-05-14 Rolls-Royce North American Technologies Inc. Systems and methods for multi-dimensional variable vane stage rigging utilizing adjustable inclined mechanisms
US12000292B1 (en) * 2022-12-30 2024-06-04 Rolls-Royce North American Technologies Inc. Systems and methods for multi-dimensional variable vane stage rigging
US12000293B1 (en) * 2022-12-30 2024-06-04 Rolls-Royce North American Technologies Inc. Systems and methods for multi-dimensional variable vane stage rigging utilizing coupling mechanisms

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227176A (en) * 1962-12-31 1966-01-04 Gen Electric Windmill control system for multiengined aircraft
US3487992A (en) * 1967-11-01 1970-01-06 Gen Electric Stator adjusting mechanism for axial flow compressors
JPS597708A (ja) * 1982-07-07 1984-01-14 Hitachi Ltd 軸流機械における静翼取付角可変装置
US4720237A (en) * 1986-02-24 1988-01-19 United Technologies Corporation Unison ring actuator assembly
US4890977A (en) * 1988-12-23 1990-01-02 Pratt & Whitney Canada, Inc. Variable inlet guide vane mechanism
US6551057B1 (en) * 1999-11-22 2003-04-22 General Electric Company Damped torque shaft assembly

Also Published As

Publication number Publication date
FR2928979A1 (fr) 2009-09-25
US8177490B2 (en) 2012-05-15
US20090238681A1 (en) 2009-09-24

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