FR2897120B1 - Pivot d'aube a angle de calage variable de turbomachine et dispositif de commande d'une telle aube - Google Patents

Pivot d'aube a angle de calage variable de turbomachine et dispositif de commande d'une telle aube

Info

Publication number
FR2897120B1
FR2897120B1 FR0650383A FR0650383A FR2897120B1 FR 2897120 B1 FR2897120 B1 FR 2897120B1 FR 0650383 A FR0650383 A FR 0650383A FR 0650383 A FR0650383 A FR 0650383A FR 2897120 B1 FR2897120 B1 FR 2897120B1
Authority
FR
France
Prior art keywords
dawn
controlling
setting angle
variable setting
tank pivot
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
FR0650383A
Other languages
English (en)
Other versions
FR2897120A1 (fr
Inventor
Michel Bouru
Stephane Rousselin
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 FR0650383A priority Critical patent/FR2897120B1/fr
Publication of FR2897120A1 publication Critical patent/FR2897120A1/fr
Application granted granted Critical
Publication of FR2897120B1 publication Critical patent/FR2897120B1/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
    • 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
    • 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
    • F01D17/165—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for radial flow, i.e. the vanes turning around axes which are essentially parallel 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
    • F04D29/52—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR0650383A 2006-02-03 2006-02-03 Pivot d'aube a angle de calage variable de turbomachine et dispositif de commande d'une telle aube Active FR2897120B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0650383A FR2897120B1 (fr) 2006-02-03 2006-02-03 Pivot d'aube a angle de calage variable de turbomachine et dispositif de commande d'une telle aube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0650383A FR2897120B1 (fr) 2006-02-03 2006-02-03 Pivot d'aube a angle de calage variable de turbomachine et dispositif de commande d'une telle aube

Publications (2)

Publication Number Publication Date
FR2897120A1 FR2897120A1 (fr) 2007-08-10
FR2897120B1 true FR2897120B1 (fr) 2012-10-19

Family

ID=36954336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0650383A Active FR2897120B1 (fr) 2006-02-03 2006-02-03 Pivot d'aube a angle de calage variable de turbomachine et dispositif de commande d'une telle aube

Country Status (1)

Country Link
FR (1) FR2897120B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9988926B2 (en) 2013-03-13 2018-06-05 United Technologies Corporation Machined vane arm of a variable vane actuation system
US9611751B1 (en) * 2015-09-18 2017-04-04 Borgwarner Inc. Geometry for increasing torque capacity of riveted vane lever
US10590795B2 (en) 2017-10-17 2020-03-17 United Technologies Corporation Vane arm with tri-wedge circular pocket
US20190264574A1 (en) * 2018-02-28 2019-08-29 United Technologies Corporation Self-retaining vane arm assembly for gas turbine engine
US11008879B2 (en) 2019-01-18 2021-05-18 Raytheon Technologies Corporation Continuous wedge vane arm with failsafe retention clip

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8913988D0 (en) * 1989-06-17 1989-08-09 Rolls Royce Plc Improvements in or relating to control of variable stator vanes
US6019574A (en) * 1998-08-13 2000-02-01 General Electric Company Mismatch proof variable stator vane
FR2835295B1 (fr) * 2002-01-29 2004-04-16 Snecma Moteurs Dispositif de commande d'aube a angle de calage variable a liaison par pincement pour redresseur de compresseur de turbomachine
FR2854648B1 (fr) * 2003-05-07 2005-07-15 Snecma Moteurs Fixation avec rattrapage de jeu d'un levier de commande sur des aubes a angle de calage variable
GB2402179B (en) * 2003-05-27 2006-02-22 Rolls Royce Plc A variable vane arrangement for a turbomachine
GB2412947B (en) * 2004-04-07 2006-06-14 Rolls Royce Plc Variable stator vane assemblies

Also Published As

Publication number Publication date
FR2897120A1 (fr) 2007-08-10

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