FR2191594A5 - - Google Patents

Info

Publication number
FR2191594A5
FR2191594A5 FR7323357A FR7323357A FR2191594A5 FR 2191594 A5 FR2191594 A5 FR 2191594A5 FR 7323357 A FR7323357 A FR 7323357A FR 7323357 A FR7323357 A FR 7323357A FR 2191594 A5 FR2191594 A5 FR 2191594A5
Authority
FR
France
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
Application number
FR7323357A
Other languages
French (fr)
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 AG
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
Application granted granted Critical
Publication of FR2191594A5 publication Critical patent/FR2191594A5/fr
Expired 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
    • F01D5/18—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7323357A 1972-06-27 1973-06-26 Expired FR2191594A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2231426A DE2231426C3 (de) 1972-06-27 1972-06-27 Deckbandlose, innen gekühlte Axialturbinenlaufschaufel

Publications (1)

Publication Number Publication Date
FR2191594A5 true FR2191594A5 (de) 1974-02-01

Family

ID=5848946

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7323357A Expired FR2191594A5 (de) 1972-06-27 1973-06-26

Country Status (5)

Country Link
US (1) US3885886A (de)
DE (1) DE2231426C3 (de)
FR (1) FR2191594A5 (de)
GB (1) GB1398826A (de)
IT (1) IT989082B (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2559218A1 (fr) * 1984-02-06 1985-08-09 Gen Electric Compresseur axial muni dans son enveloppe d'evidements reduisant les pertes en bout d'aube
FR2615243A1 (fr) * 1987-05-11 1988-11-18 Gen Electric Aube de turbine avec ouverture menagee dans son extremite
EP0684364A1 (de) * 1994-04-21 1995-11-29 Mitsubishi Jukogyo Kabushiki Kaisha Kühlung für die Blattspitzen einer Turbine
EP0718467A1 (de) * 1994-12-19 1996-06-26 General Electric Company Kühlung von Turbinenschaufelspitzen

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370094A (en) * 1974-03-21 1983-01-25 Maschinenfabrik Augsburg-Nurnberg Aktiengesellschaft Method of and device for avoiding rotor instability to enhance dynamic power limit of turbines and compressors
US4010531A (en) * 1975-09-02 1977-03-08 General Electric Company Tip cap apparatus and method of installation
US4274806A (en) * 1979-06-18 1981-06-23 General Electric Company Staircase blade tip
US4339227A (en) * 1980-05-09 1982-07-13 Rockwell International Corporation Inducer tip clearance and tip contour
US4411597A (en) * 1981-03-20 1983-10-25 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Tip cap for a rotor blade
US4606701A (en) * 1981-09-02 1986-08-19 Westinghouse Electric Corp. Tip structure for a cooled turbine rotor blade
US4645417A (en) * 1984-02-06 1987-02-24 General Electric Company Compressor casing recess
US4682933A (en) * 1984-10-17 1987-07-28 Rockwell International Corporation Labyrinthine turbine-rotor-blade tip seal
US5700131A (en) * 1988-08-24 1997-12-23 United Technologies Corporation Cooled blades for a gas turbine engine
US5720431A (en) * 1988-08-24 1998-02-24 United Technologies Corporation Cooled blades for a gas turbine engine
US5224713A (en) * 1991-08-28 1993-07-06 General Electric Company Labyrinth seal with recirculating means for reducing or eliminating parasitic leakage through the seal
US5476364A (en) * 1992-10-27 1995-12-19 United Technologies Corporation Tip seal and anti-contamination for turbine blades
US5951162A (en) * 1997-03-14 1999-09-14 General Signal Corporation Mixing impellers and impeller systems for mixing and blending liquids and liquid suspensions having efficient power consumption characteristics
US5997251A (en) * 1997-11-17 1999-12-07 General Electric Company Ribbed turbine blade tip
CA2366325A1 (en) * 2001-12-27 2003-06-27 Todd Howley Method of forming turbine blade root
US7059834B2 (en) * 2003-01-24 2006-06-13 United Technologies Corporation Turbine blade
US6824359B2 (en) 2003-01-31 2004-11-30 United Technologies Corporation Turbine blade
US20050137262A1 (en) * 2003-12-22 2005-06-23 Hu Patrick C. Highly concentrated pourable aqueous solutions of potassium ibuprofen, their preparation and their uses
US7175391B2 (en) * 2004-07-08 2007-02-13 United Technologies Corporation Turbine blade
RU2425982C2 (ru) * 2005-04-14 2011-08-10 Альстом Текнолоджи Лтд Лопатка газовой турбины
GB0513377D0 (en) * 2005-06-30 2005-08-03 Rolls Royce Plc A blade
GB0911330D0 (en) 2009-07-01 2009-08-12 Rolls Royce Plc Actuatable seal for aerofoil blade tip
EP2412927A1 (de) * 2010-07-29 2012-02-01 Alstom Technology Ltd Turbinenschaufel
GB201017797D0 (en) * 2010-10-21 2010-12-01 Rolls Royce Plc An aerofoil structure
WO2015061150A1 (en) * 2013-10-21 2015-04-30 United Technologies Corporation Incident tolerant turbine vane gap flow discouragement
CN103806950A (zh) * 2014-01-20 2014-05-21 北京航空航天大学 一种具有叶尖压力面尾缘切除结构的涡轮叶片
EP3088672A1 (de) * 2015-04-27 2016-11-02 Siemens Aktiengesellschaft Verfahren zum entwurf einer strömungsmaschine sowie strömungsmaschine
WO2017072844A1 (ja) * 2015-10-27 2017-05-04 三菱重工業株式会社 回転機械
US10808539B2 (en) 2016-07-25 2020-10-20 Raytheon Technologies Corporation Rotor blade for a gas turbine engine
US10738644B2 (en) 2017-08-30 2020-08-11 General Electric Company Turbine blade and method of forming blade tip for eliminating turbine blade tip wear in rubbing
US11215061B2 (en) * 2020-02-04 2022-01-04 Raytheon Technologies Corporation Blade with wearable tip-rub-portions above squealer pocket

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2647368A (en) * 1949-05-09 1953-08-04 Hermann Oestrich Method and apparatus for internally cooling gas turbine blades with air, fuel, and water
FR1155958A (fr) * 1956-03-28 1958-05-12 Perfectionnements aux turbines à fluide compressible
US3164367A (en) * 1962-11-21 1965-01-05 Gen Electric Gas turbine blade
US3533712A (en) * 1966-02-26 1970-10-13 Gen Electric Cooled vane structure for high temperature turbines
US3446482A (en) * 1967-03-24 1969-05-27 Gen Electric Liquid cooled turbine rotor
US3730640A (en) * 1971-06-28 1973-05-01 United Aircraft Corp Seal ring for gas turbine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2559218A1 (fr) * 1984-02-06 1985-08-09 Gen Electric Compresseur axial muni dans son enveloppe d'evidements reduisant les pertes en bout d'aube
FR2615243A1 (fr) * 1987-05-11 1988-11-18 Gen Electric Aube de turbine avec ouverture menagee dans son extremite
EP0684364A1 (de) * 1994-04-21 1995-11-29 Mitsubishi Jukogyo Kabushiki Kaisha Kühlung für die Blattspitzen einer Turbine
EP0816636A1 (de) * 1994-04-21 1998-01-07 Mitsubishi Jukogyo Kabushiki Kaisha Kühlung für die Blattspitzen einer Turbine
EP0718467A1 (de) * 1994-12-19 1996-06-26 General Electric Company Kühlung von Turbinenschaufelspitzen

Also Published As

Publication number Publication date
DE2231426A1 (de) 1974-01-10
DE2231426B2 (de) 1974-04-25
GB1398826A (en) 1975-06-25
US3885886A (en) 1975-05-27
IT989082B (it) 1975-05-20
DE2231426C3 (de) 1974-11-28

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Legal Events

Date Code Title Description
ST Notification of lapse