DE69403444D1 - Turbinenleitschaufel mit einer gekühlten abdeckung - Google Patents

Turbinenleitschaufel mit einer gekühlten abdeckung

Info

Publication number
DE69403444D1
DE69403444D1 DE69403444T DE69403444T DE69403444D1 DE 69403444 D1 DE69403444 D1 DE 69403444D1 DE 69403444 T DE69403444 T DE 69403444T DE 69403444 T DE69403444 T DE 69403444T DE 69403444 D1 DE69403444 D1 DE 69403444D1
Authority
DE
Germany
Prior art keywords
turbine blade
cooled cover
cooled
cover
turbine
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 - Lifetime
Application number
DE69403444T
Other languages
English (en)
Other versions
DE69403444T2 (de
Inventor
John Magowan
Richard Pawlaczyk
Annette Pighetti
Richard A Schwarz
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
Publication of DE69403444D1 publication Critical patent/DE69403444D1/de
Application granted granted Critical
Publication of DE69403444T2 publication Critical patent/DE69403444T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69403444T 1993-01-21 1994-01-19 Turbinenleitschaufel mit einer gekühlten abdeckung Expired - Lifetime DE69403444T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/008,959 US5344283A (en) 1993-01-21 1993-01-21 Turbine vane having dedicated inner platform cooling
PCT/US1994/000764 WO1994017285A1 (en) 1993-01-21 1994-01-19 Turbine vane having dedicated inner platform cooling

Publications (2)

Publication Number Publication Date
DE69403444D1 true DE69403444D1 (de) 1997-07-03
DE69403444T2 DE69403444T2 (de) 1998-01-22

Family

ID=21734705

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69403444T Expired - Lifetime DE69403444T2 (de) 1993-01-21 1994-01-19 Turbinenleitschaufel mit einer gekühlten abdeckung

Country Status (5)

Country Link
US (1) US5344283A (de)
EP (1) EP0680547B1 (de)
JP (1) JP3531873B2 (de)
DE (1) DE69403444T2 (de)
WO (1) WO1994017285A1 (de)

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EP0789806B1 (de) * 1994-10-31 1998-07-29 Westinghouse Electric Corporation Gasturbinenschaufel mit gekühlter schaufelplattform
US5538393A (en) * 1995-01-31 1996-07-23 United Technologies Corporation Turbine shroud segment with serpentine cooling channels having a bend passage
US5848876A (en) * 1997-02-11 1998-12-15 Mitsubishi Heavy Industries, Ltd. Cooling system for cooling platform of gas turbine moving blade
JP3758792B2 (ja) * 1997-02-25 2006-03-22 三菱重工業株式会社 ガスタービン動翼のプラットフォーム冷却機構
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Also Published As

Publication number Publication date
JP3531873B2 (ja) 2004-05-31
EP0680547A1 (de) 1995-11-08
DE69403444T2 (de) 1998-01-22
US5344283A (en) 1994-09-06
EP0680547B1 (de) 1997-05-28
JPH08505921A (ja) 1996-06-25
WO1994017285A1 (en) 1994-08-04

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