FR2894302B1 - Dispositif de guidage d'une aube a angle de calage variable - Google Patents

Dispositif de guidage d'une aube a angle de calage variable

Info

Publication number
FR2894302B1
FR2894302B1 FR0512296A FR0512296A FR2894302B1 FR 2894302 B1 FR2894302 B1 FR 2894302B1 FR 0512296 A FR0512296 A FR 0512296A FR 0512296 A FR0512296 A FR 0512296A FR 2894302 B1 FR2894302 B1 FR 2894302B1
Authority
FR
France
Prior art keywords
guiding
angle blade
calibration angle
variable calibration
variable
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
FR0512296A
Other languages
English (en)
Other versions
FR2894302A1 (fr
Inventor
Emmanuel Houradou
Herve Hulin
Dominique Raulin
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 FR0512296A priority Critical patent/FR2894302B1/fr
Publication of FR2894302A1 publication Critical patent/FR2894302A1/fr
Application granted granted Critical
Publication of FR2894302B1 publication Critical patent/FR2894302B1/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
    • F04D29/52—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
    • F05D2250/60—Structure; Surface texture
    • F05D2250/61—Structure; Surface texture corrugated
    • F05D2250/611—Structure; Surface texture corrugated undulated
    • 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
    • F05D2300/40—Organic materials
    • F05D2300/43—Synthetic polymers, e.g. plastics; Rubber
    • 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
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR0512296A 2005-12-05 2005-12-05 Dispositif de guidage d'une aube a angle de calage variable Expired - Lifetime FR2894302B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0512296A FR2894302B1 (fr) 2005-12-05 2005-12-05 Dispositif de guidage d'une aube a angle de calage variable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0512296A FR2894302B1 (fr) 2005-12-05 2005-12-05 Dispositif de guidage d'une aube a angle de calage variable

Publications (2)

Publication Number Publication Date
FR2894302A1 FR2894302A1 (fr) 2007-06-08
FR2894302B1 true FR2894302B1 (fr) 2008-01-18

Family

ID=36930235

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0512296A Expired - Lifetime FR2894302B1 (fr) 2005-12-05 2005-12-05 Dispositif de guidage d'une aube a angle de calage variable

Country Status (1)

Country Link
FR (1) FR2894302B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542484A (en) * 1968-08-19 1970-11-24 Gen Motors Corp Variable vanes
DE1926338A1 (de) * 1969-05-23 1970-12-17 Motoren Turbinen Union Vorrichtung zur Lagerung schwenkbarer Leitschaufeln von thermischen Turbomaschinen
DE1931044A1 (de) * 1969-06-19 1971-03-11 Motoren Turbinen Union Leitgitter fuer Turbomaschinen mit verstellbaren Leitschaufeln
FR2608678B1 (fr) * 1986-12-17 1991-02-08 Snecma Dispositif de commande d'aubes a calage variable de redresseur de turbomachine
US5593275A (en) * 1995-08-01 1997-01-14 General Electric Company Variable stator vane mounting and vane actuation system for an axial flow compressor of a gas turbine engine
US6209198B1 (en) * 1998-12-16 2001-04-03 General Electric Company Method of assembling a variable stator vane assembly

Also Published As

Publication number Publication date
FR2894302A1 (fr) 2007-06-08

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