FR3029564B1 - CONTROL RING OF A VARIABLE SHIFT AUBRA STAGE FOR A TURBOMACHINE - Google Patents

CONTROL RING OF A VARIABLE SHIFT AUBRA STAGE FOR A TURBOMACHINE Download PDF

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Publication number
FR3029564B1
FR3029564B1 FR1462121A FR1462121A FR3029564B1 FR 3029564 B1 FR3029564 B1 FR 3029564B1 FR 1462121 A FR1462121 A FR 1462121A FR 1462121 A FR1462121 A FR 1462121A FR 3029564 B1 FR3029564 B1 FR 3029564B1
Authority
FR
France
Prior art keywords
aubra
turbomachine
stage
control ring
variable shift
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
FR1462121A
Other languages
French (fr)
Other versions
FR3029564A1 (en
Inventor
Jeremy Edynak
Olivier BAZOT
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
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 Safran Aircraft Engines SAS, SNECMA SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1462121A priority Critical patent/FR3029564B1/en
Publication of FR3029564A1 publication Critical patent/FR3029564A1/en
Application granted granted Critical
Publication of FR3029564B1 publication Critical patent/FR3029564B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F04D29/52—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
    • F05D2260/00—Function
    • F05D2260/50—Kinematic linkage, i.e. transmission of position

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1462121A 2014-12-09 2014-12-09 CONTROL RING OF A VARIABLE SHIFT AUBRA STAGE FOR A TURBOMACHINE Active FR3029564B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1462121A FR3029564B1 (en) 2014-12-09 2014-12-09 CONTROL RING OF A VARIABLE SHIFT AUBRA STAGE FOR A TURBOMACHINE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1462121A FR3029564B1 (en) 2014-12-09 2014-12-09 CONTROL RING OF A VARIABLE SHIFT AUBRA STAGE FOR A TURBOMACHINE
FR1462121 2014-12-09

Publications (2)

Publication Number Publication Date
FR3029564A1 FR3029564A1 (en) 2016-06-10
FR3029564B1 true FR3029564B1 (en) 2018-03-09

Family

ID=52450470

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1462121A Active FR3029564B1 (en) 2014-12-09 2014-12-09 CONTROL RING OF A VARIABLE SHIFT AUBRA STAGE FOR A TURBOMACHINE

Country Status (1)

Country Link
FR (1) FR3029564B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2557565A (en) * 2016-07-18 2018-06-27 Rolls Royce Plc Variable stator vane mechanism
FR3108370B1 (en) 2020-03-18 2022-09-09 Safran Aircraft Engines VARIABLE PITCH BLADE STAGE FOR A TURBOMACHINE

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4925364A (en) * 1988-12-21 1990-05-15 United Technologies Corporation Adjustable spacer
FR2699595B1 (en) * 1992-12-23 1995-01-20 Snecma Device for guiding in rotation a control ring for pivoting vanes.
FR2882577A1 (en) * 2005-02-25 2006-09-01 Snecma Moteurs Sa Actuating ring`s centering adjusting device for rotary blade of turbomachine, has brake shoe comprising rod with longitudinal groove, and washer comprising radial pin engaged in groove and radial slots engaged in slots of cavity of ring
US8864450B2 (en) * 2011-02-01 2014-10-21 United Technologies Corporation Gas turbine engine synchronizing ring bumper
WO2014052842A1 (en) * 2012-09-28 2014-04-03 United Technologies Corporation Synchronization ring runner with cradle
WO2014189568A2 (en) * 2013-03-13 2014-11-27 United Technologies Corporation Variable vane drive system

Also Published As

Publication number Publication date
FR3029564A1 (en) 2016-06-10

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