FR2881472B1 - VENTILATION CIRCUIT FOR A HIGH PRESSURE TURBINE ROTOR IN A GAS TURBINE ENGINE - Google Patents

VENTILATION CIRCUIT FOR A HIGH PRESSURE TURBINE ROTOR IN A GAS TURBINE ENGINE

Info

Publication number
FR2881472B1
FR2881472B1 FR0550250A FR0550250A FR2881472B1 FR 2881472 B1 FR2881472 B1 FR 2881472B1 FR 0550250 A FR0550250 A FR 0550250A FR 0550250 A FR0550250 A FR 0550250A FR 2881472 B1 FR2881472 B1 FR 2881472B1
Authority
FR
France
Prior art keywords
high pressure
ventilation circuit
gas turbine
turbine engine
pressure turbine
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
FR0550250A
Other languages
French (fr)
Other versions
FR2881472A1 (en
Inventor
Stephane Camus
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 Moteurs SA
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 Moteurs SA filed Critical SNECMA Moteurs SA
Priority to FR0550250A priority Critical patent/FR2881472B1/en
Publication of FR2881472A1 publication Critical patent/FR2881472A1/en
Application granted granted Critical
Publication of FR2881472B1 publication Critical patent/FR2881472B1/en
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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0550250A 2005-01-28 2005-01-28 VENTILATION CIRCUIT FOR A HIGH PRESSURE TURBINE ROTOR IN A GAS TURBINE ENGINE Active FR2881472B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0550250A FR2881472B1 (en) 2005-01-28 2005-01-28 VENTILATION CIRCUIT FOR A HIGH PRESSURE TURBINE ROTOR IN A GAS TURBINE ENGINE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0550250A FR2881472B1 (en) 2005-01-28 2005-01-28 VENTILATION CIRCUIT FOR A HIGH PRESSURE TURBINE ROTOR IN A GAS TURBINE ENGINE

Publications (2)

Publication Number Publication Date
FR2881472A1 FR2881472A1 (en) 2006-08-04
FR2881472B1 true FR2881472B1 (en) 2011-07-15

Family

ID=34953730

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0550250A Active FR2881472B1 (en) 2005-01-28 2005-01-28 VENTILATION CIRCUIT FOR A HIGH PRESSURE TURBINE ROTOR IN A GAS TURBINE ENGINE

Country Status (1)

Country Link
FR (1) FR2881472B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160017755A1 (en) * 2013-01-29 2016-01-21 United Technologies Corporation Common joint for a combustor, diffuser, and tobi of a gas turbine engine
CN116537895B (en) * 2023-07-04 2023-09-15 中国航发四川燃气涡轮研究院 Pre-rotation air supply system with comb gap control

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570764B1 (en) * 1984-09-27 1986-11-28 Snecma DEVICE FOR AUTOMATICALLY CONTROLLING THE PLAY OF A TURBOMACHINE LABYRINTH SEAL
FR2570763B1 (en) * 1984-09-27 1986-11-28 Snecma DEVICE FOR AUTOMATICALLY CONTROLLING THE PLAY OF A TURBOMACHINE LABYRINTH SEAL
US5143512A (en) * 1991-02-28 1992-09-01 General Electric Company Turbine rotor disk with integral blade cooling air slots and pumping vanes
FR2743844B1 (en) * 1996-01-18 1998-02-20 Snecma DEVICE FOR COOLING A TURBINE DISC

Also Published As

Publication number Publication date
FR2881472A1 (en) 2006-08-04

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