IT989082B - Paletta per turbina raffreddata internamente e senza fascia di copertura - Google Patents

Paletta per turbina raffreddata internamente e senza fascia di copertura

Info

Publication number
IT989082B
IT989082B IT25273/73A IT2527373A IT989082B IT 989082 B IT989082 B IT 989082B IT 25273/73 A IT25273/73 A IT 25273/73A IT 2527373 A IT2527373 A IT 2527373A IT 989082 B IT989082 B IT 989082B
Authority
IT
Italy
Prior art keywords
vanes
cover band
cooled inside
turbine cooled
turbine
Prior art date
Application number
IT25273/73A
Other languages
English (en)
Original Assignee
Mtu 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 Muenchen Gmbh filed Critical Mtu Muenchen Gmbh
Application granted granted Critical
Publication of IT989082B publication Critical patent/IT989082B/it

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)
IT25273/73A 1972-06-27 1973-06-12 Paletta per turbina raffreddata internamente e senza fascia di copertura IT989082B (it)

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
IT989082B true IT989082B (it) 1975-05-20

Family

ID=5848946

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25273/73A IT989082B (it) 1972-06-27 1973-06-12 Paletta per turbina raffreddata internamente e senza fascia di copertura

Country Status (5)

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

Families Citing this family (35)

* 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
US4606699A (en) * 1984-02-06 1986-08-19 General Electric Company Compressor casing recess
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
US4761116A (en) * 1987-05-11 1988-08-02 General Electric Company Turbine blade with tip vent
US5720431A (en) * 1988-08-24 1998-02-24 United Technologies Corporation Cooled blades for a gas turbine engine
US5700131A (en) * 1988-08-24 1997-12-23 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
JP3137527B2 (ja) * 1994-04-21 2001-02-26 三菱重工業株式会社 ガスタービン動翼チップ冷却装置
US5503527A (en) * 1994-12-19 1996-04-02 General Electric Company Turbine blade having tip slot
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 (en) * 2010-07-29 2012-02-01 Alstom Technology Ltd Turbine blade
GB201017797D0 (en) * 2010-10-21 2010-12-01 Rolls Royce Plc An aerofoil structure
US10301967B2 (en) * 2013-10-21 2019-05-28 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 (en) * 2015-04-27 2016-11-02 Siemens Aktiengesellschaft Method for designing a fluid flow engine and fluid flow engine
CN107850082B (zh) * 2015-10-27 2019-11-05 三菱重工业株式会社 旋转机械
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

Also Published As

Publication number Publication date
DE2231426A1 (de) 1974-01-10
GB1398826A (en) 1975-06-25
US3885886A (en) 1975-05-27
FR2191594A5 (it) 1974-02-01
DE2231426C3 (de) 1974-11-28
DE2231426B2 (de) 1974-04-25

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