FR2950656B1 - Ventilation d'une roue de turbine dans une turbomachine - Google Patents

Ventilation d'une roue de turbine dans une turbomachine

Info

Publication number
FR2950656B1
FR2950656B1 FR0904598A FR0904598A FR2950656B1 FR 2950656 B1 FR2950656 B1 FR 2950656B1 FR 0904598 A FR0904598 A FR 0904598A FR 0904598 A FR0904598 A FR 0904598A FR 2950656 B1 FR2950656 B1 FR 2950656B1
Authority
FR
France
Prior art keywords
turbomachine
ventilation
turbine wheel
turbine
wheel
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
FR0904598A
Other languages
English (en)
Other versions
FR2950656A1 (fr
Inventor
Stephane Pierre Guillaume Blanchard
Patrick Claude Pasquis
Wilfried Lionel Schweblen
Jean Claude Christian Taillant
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 FR0904598A priority Critical patent/FR2950656B1/fr
Priority to CA2715209A priority patent/CA2715209C/fr
Priority to US12/889,791 priority patent/US8336317B2/en
Publication of FR2950656A1 publication Critical patent/FR2950656A1/fr
Application granted granted Critical
Publication of FR2950656B1 publication Critical patent/FR2950656B1/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
    • 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
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0904598A 2009-09-25 2009-09-25 Ventilation d'une roue de turbine dans une turbomachine Active FR2950656B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0904598A FR2950656B1 (fr) 2009-09-25 2009-09-25 Ventilation d'une roue de turbine dans une turbomachine
CA2715209A CA2715209C (fr) 2009-09-25 2010-09-17 Ventilation d'une roue de turbine dans une turbomachine
US12/889,791 US8336317B2 (en) 2009-09-25 2010-09-24 Ventilation for a turbine wheel in a turbine engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0904598A FR2950656B1 (fr) 2009-09-25 2009-09-25 Ventilation d'une roue de turbine dans une turbomachine

Publications (2)

Publication Number Publication Date
FR2950656A1 FR2950656A1 (fr) 2011-04-01
FR2950656B1 true FR2950656B1 (fr) 2011-09-23

Family

ID=42102261

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0904598A Active FR2950656B1 (fr) 2009-09-25 2009-09-25 Ventilation d'une roue de turbine dans une turbomachine

Country Status (3)

Country Link
US (1) US8336317B2 (fr)
CA (1) CA2715209C (fr)
FR (1) FR2950656B1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2946687B1 (fr) * 2009-06-10 2011-07-01 Snecma Turbomachine comprenant des moyens ameliores de reglage du debit d'un flux d'air de refroidissement preleve en sortie de compresseur haute pression
US9435259B2 (en) * 2012-02-27 2016-09-06 United Technologies Corporation Gas turbine engine cooling system
US9157325B2 (en) 2012-02-27 2015-10-13 United Technologies Corporation Buffer cooling system providing gas turbine engine architecture cooling
US9038398B2 (en) 2012-02-27 2015-05-26 United Technologies Corporation Gas turbine engine buffer cooling system
US9347374B2 (en) 2012-02-27 2016-05-24 United Technologies Corporation Gas turbine engine buffer cooling system
WO2015038293A1 (fr) * 2013-09-11 2015-03-19 United Technologies Corporation Chemise de chambre de combustion
CN104879324B (zh) * 2015-05-21 2017-11-14 中国南方航空工业(集团)有限公司 发动机空气冷却***
US10208668B2 (en) * 2015-09-30 2019-02-19 Rolls-Royce Corporation Turbine engine advanced cooling system
US10233842B2 (en) 2016-01-08 2019-03-19 United Technologies Corporation Tangential on-board injectors for gas turbine engines
ITUB20160240A1 (it) * 2016-01-20 2017-07-20 Turboden Srl Metodo e dispositivo per ridurre le perdite di trafilamento in una turbina
US10393024B2 (en) * 2016-08-29 2019-08-27 United Technologies Corporation Multi-air stream cooling system
US10830144B2 (en) 2016-09-08 2020-11-10 Rolls-Royce North American Technologies Inc. Gas turbine engine compressor impeller cooling air sinks
US10934943B2 (en) 2017-04-27 2021-03-02 General Electric Company Compressor apparatus with bleed slot and supplemental flange
US11525393B2 (en) 2020-03-19 2022-12-13 Rolls-Royce Corporation Turbine engine with centrifugal compressor having impeller backplate offtake
CN113357189B (zh) * 2021-06-23 2022-11-18 中国航发湖南动力机械研究所 径向外流叶轮背腔引气结构和燃气涡轮发动机
CN113847147B (zh) * 2021-09-24 2023-01-17 中国航发沈阳发动机研究所 一种航空发动机内部冷却空气的引气除尘结构
US11773773B1 (en) 2022-07-26 2023-10-03 Rolls-Royce North American Technologies Inc. Gas turbine engine centrifugal compressor with impeller load and cooling control

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2081392B (en) * 1980-08-06 1983-09-21 Rolls Royce Turbomachine seal
US5555721A (en) * 1994-09-28 1996-09-17 General Electric Company Gas turbine engine cooling supply circuit
US6050079A (en) * 1997-12-24 2000-04-18 General Electric Company Modulated turbine cooling system
US6540477B2 (en) * 2001-05-21 2003-04-01 General Electric Company Turbine cooling circuit
FR2840351B1 (fr) * 2002-05-30 2005-12-16 Snecma Moteurs Refroidissement du flasque amont d'une turbine a haute pression par un systeme a double injecteur fond de chambre
JP4675638B2 (ja) * 2005-02-08 2011-04-27 本田技研工業株式会社 ガスタービンエンジンの２次エア供給装置
FR2893359A1 (fr) * 2005-11-15 2007-05-18 Snecma Sa Lechette annulaire destinee a un laryrinthe d'etancheite, et son procede de fabrication
FR2904047B1 (fr) * 2006-07-19 2013-03-01 Snecma Systeme de ventilation de paroi de chambre de combustion
FR2904038A1 (fr) * 2006-07-19 2008-01-25 Snecma Sa Systeme de refroidissement de la face aval d'un rouet de compresseur centrifuge
FR2904035B1 (fr) * 2006-07-19 2008-08-29 Snecma Sa Systeme de refroidissement du rouet d'un compresseur centrifuge.
FR2907499B1 (fr) * 2006-10-24 2011-12-23 Snecma Module de stator de distributeur de turbine a haute pression et turbomachine comportant ce module
FR2922263B1 (fr) * 2007-10-11 2009-12-11 Snecma Stator de turbine pour turbomachine d'aeronef integrant un dispositif d'amortissement de vibrations
US8087249B2 (en) * 2008-12-23 2012-01-03 General Electric Company Turbine cooling air from a centrifugal compressor
FR2946687B1 (fr) * 2009-06-10 2011-07-01 Snecma Turbomachine comprenant des moyens ameliores de reglage du debit d'un flux d'air de refroidissement preleve en sortie de compresseur haute pression

Also Published As

Publication number Publication date
CA2715209C (fr) 2017-07-25
US20110072832A1 (en) 2011-03-31
US8336317B2 (en) 2012-12-25
FR2950656A1 (fr) 2011-04-01
CA2715209A1 (fr) 2011-03-25

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