FR2611230B1 - Turbomachine comportant un dispositif de commande du debit d'air de refroidissement de la turbine - Google Patents

Turbomachine comportant un dispositif de commande du debit d'air de refroidissement de la turbine

Info

Publication number
FR2611230B1
FR2611230B1 FR8702471A FR8702471A FR2611230B1 FR 2611230 B1 FR2611230 B1 FR 2611230B1 FR 8702471 A FR8702471 A FR 8702471A FR 8702471 A FR8702471 A FR 8702471A FR 2611230 B1 FR2611230 B1 FR 2611230B1
Authority
FR
France
Prior art keywords
turbomachine
controlling
air flow
cooling air
turbine cooling
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
FR8702471A
Other languages
English (en)
Other versions
FR2611230A1 (fr
Inventor
Georges Mazeaud
Jacky Naudet
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 FR8702471A priority Critical patent/FR2611230B1/fr
Publication of FR2611230A1 publication Critical patent/FR2611230A1/fr
Application granted granted Critical
Publication of FR2611230B1 publication Critical patent/FR2611230B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02Surge control
    • F04D27/0207Surge control by bleeding, bypassing or recycling fluids
    • F04D27/0215Arrangements therefor, e.g. bleed or by-pass valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00Regulating or controlling by varying flow
    • F01D17/10Final actuators
    • F01D17/105Final actuators by passing part of the fluid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00Regulating or controlling by varying flow
    • F01D17/10Final actuators
    • F01D17/12Final actuators arranged in stator parts
    • F01D17/14Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162Final 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02Surge control
    • F04D27/0207Surge control by bleeding, bypassing or recycling fluids
    • F04D27/023Details or means for fluid extraction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/54Fluid-guiding means, e.g. diffusers
    • F04D29/56Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/563Fluid-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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR8702471A 1987-02-25 1987-02-25 Turbomachine comportant un dispositif de commande du debit d'air de refroidissement de la turbine Expired - Lifetime FR2611230B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8702471A FR2611230B1 (fr) 1987-02-25 1987-02-25 Turbomachine comportant un dispositif de commande du debit d'air de refroidissement de la turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8702471A FR2611230B1 (fr) 1987-02-25 1987-02-25 Turbomachine comportant un dispositif de commande du debit d'air de refroidissement de la turbine

Publications (2)

Publication Number Publication Date
FR2611230A1 FR2611230A1 (fr) 1988-08-26
FR2611230B1 true FR2611230B1 (fr) 1991-02-08

Family

ID=9348287

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8702471A Expired - Lifetime FR2611230B1 (fr) 1987-02-25 1987-02-25 Turbomachine comportant un dispositif de commande du debit d'air de refroidissement de la turbine

Country Status (1)

Country Link
FR (1) FR2611230B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6048171A (en) * 1997-09-09 2000-04-11 United Technologies Corporation Bleed valve system
EP1028230B2 (fr) * 1999-02-09 2008-09-03 ALSTOM (Switzerland) Ltd Pièce refroidie de turbine à gaz avec refroidissement ajustable
FR2936559B1 (fr) * 2008-09-30 2013-11-22 Snecma Systeme de commande d'equipements a geometrie variable d'une turbomachine faisant partie de corps differents.
FR3108362B1 (fr) * 2020-03-19 2022-07-29 Safran Aircraft Engines Etage d’aubes à orientation variable pour une turbomachine axiale comprenant un organe de régulation du débit d’air dépendant de l’orientation des aubes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB911535A (en) * 1959-08-24 1962-11-28 Rolls Royce Compressors for gas turbine engines
US3663118A (en) * 1970-06-01 1972-05-16 Gen Motors Corp Turbine cooling control
US4403912A (en) * 1981-03-23 1983-09-13 Avco Corporation Integrated multiplane actuator system for compressor variable vanes and air bleed valve

Also Published As

Publication number Publication date
FR2611230A1 (fr) 1988-08-26

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Legal Events

Date Code Title Description
CL Concession to grant licences
CD Change of name or company name
TP Transmission of property
CD Change of name or company name
ST Notification of lapse

Effective date: 20061031