FR2798422B1 - Pales refroidies pour moteur a turbine a gaz - Google Patents

Pales refroidies pour moteur a turbine a gaz

Info

Publication number
FR2798422B1
FR2798422B1 FR9000792A FR9000792A FR2798422B1 FR 2798422 B1 FR2798422 B1 FR 2798422B1 FR 9000792 A FR9000792 A FR 9000792A FR 9000792 A FR9000792 A FR 9000792A FR 2798422 B1 FR2798422 B1 FR 2798422B1
Authority
FR
France
Prior art keywords
gas turbine
turbine engine
cooled blades
blades
cooled
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
FR9000792A
Other languages
English (en)
Other versions
FR2798422A1 (fr
Inventor
Robert R Sellers
Friedrich O Soechting
Frank W Huber
Thomas A Auxier
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Priority to FR9000792A priority Critical patent/FR2798422B1/fr
Publication of FR2798422A1 publication Critical patent/FR2798422A1/fr
Application granted granted Critical
Publication of FR2798422B1 publication Critical patent/FR2798422B1/fr
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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/202—Heat transfer, e.g. cooling by film cooling
    • 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
FR9000792A 1990-01-24 1990-01-24 Pales refroidies pour moteur a turbine a gaz Expired - Fee Related FR2798422B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9000792A FR2798422B1 (fr) 1990-01-24 1990-01-24 Pales refroidies pour moteur a turbine a gaz

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9000792A FR2798422B1 (fr) 1990-01-24 1990-01-24 Pales refroidies pour moteur a turbine a gaz

Publications (2)

Publication Number Publication Date
FR2798422A1 FR2798422A1 (fr) 2001-03-16
FR2798422B1 true FR2798422B1 (fr) 2002-07-26

Family

ID=9393054

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9000792A Expired - Fee Related FR2798422B1 (fr) 1990-01-24 1990-01-24 Pales refroidies pour moteur a turbine a gaz

Country Status (1)

Country Link
FR (1) FR2798422B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2829174B1 (fr) * 2001-08-28 2006-01-20 Snecma Moteurs Perfectionnement apportes aux circuits de refroidissement pour aube de turbine a gaz
GB0127902D0 (en) * 2001-11-21 2002-01-16 Rolls Royce Plc Gas turbine engine aerofoil
EP3140515B1 (fr) 2014-05-08 2019-04-03 Siemens Energy, Inc. Refroidissement d'aube à éléments de déplacement à cavité interne
US10508555B2 (en) * 2017-12-05 2019-12-17 United Technologies Corporation Double wall turbine gas turbine engine blade cooling configuration
US10648345B2 (en) 2017-12-05 2020-05-12 United Technologies Corporation Double wall turbine gas turbine engine blade cooling configuration

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3533711A (en) 1966-02-26 1970-10-13 Gen Electric Cooled vane structure for high temperature turbines
US3700348A (en) * 1968-08-13 1972-10-24 Gen Electric Turbomachinery blade structure
GB1400285A (en) * 1972-08-02 1975-07-16 Rolls Royce Hollow cooled vane or blade for a gas turbine engine
US3816022A (en) * 1972-09-01 1974-06-11 Gen Electric Power augmenter bucket tip construction for open-circuit liquid cooled turbines
US3810711A (en) * 1972-09-22 1974-05-14 Gen Motors Corp Cooled turbine blade and its manufacture
US4148350A (en) * 1975-01-28 1979-04-10 Mtu-Motoren Und Turbinen-Union Munchen Gmbh Method for manufacturing a thermally high-stressed cooled component
US4073599A (en) 1976-08-26 1978-02-14 Westinghouse Electric Corporation Hollow turbine blade tip closure
US4180373A (en) 1977-12-28 1979-12-25 United Technologies Corporation Turbine blade
GB2028928B (en) * 1978-08-17 1982-08-25 Ross Royce Ltd Aerofoil blade for a gas turbine engine
US4487550A (en) * 1983-01-27 1984-12-11 The United States Of America As Represented By The Secretary Of The Air Force Cooled turbine blade tip closure
US4770608A (en) * 1985-12-23 1988-09-13 United Technologies Corporation Film cooled vanes and turbines

Also Published As

Publication number Publication date
FR2798422A1 (fr) 2001-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20081029