FR2638206B1 - COOLING AIR SUPPLY DEVICE FOR ROTOR BLADES OF GAS TURBINES - Google Patents

COOLING AIR SUPPLY DEVICE FOR ROTOR BLADES OF GAS TURBINES

Info

Publication number
FR2638206B1
FR2638206B1 FR8913409A FR8913409A FR2638206B1 FR 2638206 B1 FR2638206 B1 FR 2638206B1 FR 8913409 A FR8913409 A FR 8913409A FR 8913409 A FR8913409 A FR 8913409A FR 2638206 B1 FR2638206 B1 FR 2638206B1
Authority
FR
France
Prior art keywords
supply device
air supply
cooling air
rotor blades
gas turbines
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 - Fee Related
Application number
FR8913409A
Other languages
French (fr)
Other versions
FR2638206A1 (en
Inventor
Ulrich Radons
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.)
MTU Aero Engines GmbH
Original Assignee
MTU Motoren und Turbinen Union Muenchen GmbH
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 MTU Motoren und Turbinen Union Muenchen GmbH filed Critical MTU Motoren und Turbinen Union Muenchen GmbH
Publication of FR2638206A1 publication Critical patent/FR2638206A1/en
Application granted granted Critical
Publication of FR2638206B1 publication Critical patent/FR2638206B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
FR8913409A 1988-10-21 1989-10-13 COOLING AIR SUPPLY DEVICE FOR ROTOR BLADES OF GAS TURBINES Expired - Fee Related FR2638206B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3835932A DE3835932A1 (en) 1988-10-21 1988-10-21 DEVICE FOR COOLING AIR SUPPLY FOR GAS TURBINE ROTOR BLADES

Publications (2)

Publication Number Publication Date
FR2638206A1 FR2638206A1 (en) 1990-04-27
FR2638206B1 true FR2638206B1 (en) 1994-07-08

Family

ID=6365646

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8913409A Expired - Fee Related FR2638206B1 (en) 1988-10-21 1989-10-13 COOLING AIR SUPPLY DEVICE FOR ROTOR BLADES OF GAS TURBINES

Country Status (4)

Country Link
DE (1) DE3835932A1 (en)
FR (1) FR2638206B1 (en)
GB (1) GB2225063B (en)
IT (1) IT1237095B (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2661946B1 (en) * 1990-05-14 1994-06-10 Alsthom Gec ACTION TURBINE STAGE WITH REDUCED SECONDARY LOSSES.
FR2707698B1 (en) * 1993-07-15 1995-08-25 Snecma Turbomachine provided with an air blowing means on a rotor element.
US5403156A (en) * 1993-10-26 1995-04-04 United Technologies Corporation Integral meter plate for turbine blade and method
DE4422965A1 (en) * 1994-06-30 1996-01-04 Mtu Muenchen Gmbh Device for separating foreign particles from the cooling air to be supplied to the rotor blades of a turbine
US5511945A (en) * 1994-10-31 1996-04-30 Solar Turbines Incorporated Turbine motor and blade interface cooling system
DE19854908A1 (en) * 1998-11-27 2000-05-31 Rolls Royce Deutschland Blade and rotor of a turbomachine
US6272844B1 (en) * 1999-03-11 2001-08-14 Alm Development, Inc. Gas turbine engine having a bladed disk
EP1041246A1 (en) * 1999-03-29 2000-10-04 Siemens Aktiengesellschaft Casted gas turbine blade with inner cooling, method and device for manufacturing a manifold of the gas turbine blade
US6460324B1 (en) 1999-10-12 2002-10-08 Alm Development, Inc. Gas turbine engine
US6397576B1 (en) 1999-10-12 2002-06-04 Alm Development, Inc. Gas turbine engine with exhaust compressor having outlet tap control
US6363708B1 (en) 1999-10-12 2002-04-02 Alm Development, Inc. Gas turbine engine
US6442945B1 (en) 2000-08-04 2002-09-03 Alm Development, Inc. Gas turbine engine
FR2823794B1 (en) * 2001-04-19 2003-07-11 Snecma Moteurs REPORTED AND COOLED DAWN FOR TURBINE
GB0227745D0 (en) 2002-11-28 2003-01-08 Rolls Royce Plc Blade cooling
US6964557B2 (en) * 2003-02-03 2005-11-15 General Electric Company Methods and apparatus for coupling a component to a turbine engine blade
US6933459B2 (en) * 2003-02-03 2005-08-23 General Electric Company Methods and apparatus for fabricating a turbine engine blade
US6974306B2 (en) * 2003-07-28 2005-12-13 Pratt & Whitney Canada Corp. Blade inlet cooling flow deflector apparatus and method
GB2413598A (en) * 2004-05-01 2005-11-02 Rolls Royce Plc Providing cooling gas to turbine blade and disc in gas turbine engine
GB2435909A (en) * 2006-03-07 2007-09-12 Rolls Royce Plc Turbine blade arrangement
US8708652B2 (en) * 2007-06-27 2014-04-29 United Technologies Corporation Cover plate for turbine rotor having enclosed pump for cooling air
AU2009352303B2 (en) 2009-09-13 2015-07-30 Lean Flame Inc. Method of fuel staging in combustion apparatus
RU2543100C2 (en) 2010-11-29 2015-02-27 Альстом Текнолоджи Лтд Working blade for gas turbine, manufacturing method for such blade and gas turbine with such blade
EP2535515A1 (en) 2011-06-16 2012-12-19 Siemens Aktiengesellschaft Rotor blade root section with cooling passage and method for supplying cooling fluid to a rotor blade
EP2725191B1 (en) 2012-10-23 2016-03-16 Alstom Technology Ltd Gas turbine and turbine blade for such a gas turbine
CN103922103A (en) * 2014-04-17 2014-07-16 中发电气（铜陵）海德精密工业有限公司 High-bearing-load waterproof carrier roller sealing device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3286461A (en) * 1965-07-22 1966-11-22 Gen Motors Corp Turbine starter and cooling
US3490852A (en) * 1967-12-21 1970-01-20 Gen Electric Gas turbine rotor bucket cooling and sealing arrangement
DE1942346A1 (en) * 1969-08-20 1971-03-04 Motoren Turbinen Union Device for sealing the rotor with respect to the stator in a turbine belonging to a gas turbine engine
GB1350471A (en) * 1971-05-06 1974-04-18 Secr Defence Gas turbine engine
GB1479332A (en) * 1974-11-06 1977-07-13 Rolls Royce Means for retaining blades to a disc or like structure
GB2010404B (en) * 1977-12-17 1982-02-10 Rolls Royce Gas turbine engines
DE2941866C2 (en) * 1978-10-26 1982-08-19 Rolls-Royce Ltd., London Turbine for a gas turbine engine with air-cooled turbine blades
GB2042643B (en) * 1979-01-02 1982-12-08 Rolls Royce Cooled gas turbine engine
JPS6056883B2 (en) * 1979-02-28 1985-12-12 株式会社東芝 gas turbine moving blades
GB2054046A (en) * 1979-07-12 1981-02-11 Rolls Royce Cooling turbine rotors
FR2485632B1 (en) * 1980-06-30 1985-07-05 Snecma IMPROVEMENT IN VENTILATION SYSTEMS OF BLADES AND TURBINE DISCS
GB2189845B (en) * 1986-04-30 1991-01-23 Gen Electric Turbine cooling air transferring apparatus
US4666368A (en) * 1986-05-01 1987-05-19 General Electric Company Swirl nozzle for a cooling system in gas turbine engines

Also Published As

Publication number Publication date
GB2225063A (en) 1990-05-23
DE3835932A1 (en) 1990-04-26
DE3835932C2 (en) 1992-04-02
IT8922053A0 (en) 1989-10-18
GB2225063B (en) 1992-12-02
GB8923696D0 (en) 1989-12-06
FR2638206A1 (en) 1990-04-27
IT8922053A1 (en) 1991-04-18
IT1237095B (en) 1993-05-18

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Legal Events

Date Code Title Description
ST Notification of lapse