DE69515502D1 - Gasturbinenschaufel mit einer gekühlten plattform - Google Patents

Gasturbinenschaufel mit einer gekühlten plattform

Info

Publication number
DE69515502D1
DE69515502D1 DE69515502T DE69515502T DE69515502D1 DE 69515502 D1 DE69515502 D1 DE 69515502D1 DE 69515502 T DE69515502 T DE 69515502T DE 69515502 T DE69515502 T DE 69515502T DE 69515502 D1 DE69515502 D1 DE 69515502D1
Authority
DE
Germany
Prior art keywords
gas turbine
turbine blade
cooled platform
platform
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 - Lifetime
Application number
DE69515502T
Other languages
English (en)
Other versions
DE69515502T2 (de
Inventor
E North
T Kennedy
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.)
Siemens Energy Inc
Original Assignee
Siemens Westinghouse Power 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 Siemens Westinghouse Power Corp filed Critical Siemens Westinghouse Power Corp
Publication of DE69515502D1 publication Critical patent/DE69515502D1/de
Application granted granted Critical
Publication of DE69515502T2 publication Critical patent/DE69515502T2/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
    • 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
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
    • 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)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
DE69515502T 1994-11-10 1995-10-13 Gasturbinenschaufel mit einer gekühlten plattform Expired - Lifetime DE69515502T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33689594A 1994-11-10 1994-11-10
PCT/US1995/012820 WO1996015357A1 (en) 1994-11-10 1995-10-13 Gas turbine vane with a cooled inner shroud

Publications (2)

Publication Number Publication Date
DE69515502D1 true DE69515502D1 (de) 2000-04-13
DE69515502T2 DE69515502T2 (de) 2000-08-03

Family

ID=23318152

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69515502T Expired - Lifetime DE69515502T2 (de) 1994-11-10 1995-10-13 Gasturbinenschaufel mit einer gekühlten plattform

Country Status (5)

Country Link
US (1) US5609466A (de)
EP (2) EP0875665A3 (de)
DE (1) DE69515502T2 (de)
ES (1) ES2144147T3 (de)
WO (1) WO1996015357A1 (de)

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JP3495554B2 (ja) * 1997-04-24 2004-02-09 三菱重工業株式会社 ガスタービン静翼の冷却シュラウド
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JP3495579B2 (ja) * 1997-10-28 2004-02-09 三菱重工業株式会社 ガスタービン静翼
EP2157280B1 (de) * 1998-02-04 2015-12-02 Mitsubishi Hitachi Power Systems, Ltd. Gasturbinenlaufschaufel
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EP3112592B1 (de) * 2015-07-02 2019-06-19 Ansaldo Energia Switzerland AG Gasturbinenschaufel
JP6540357B2 (ja) * 2015-08-11 2019-07-10 三菱日立パワーシステムズ株式会社 静翼、及びこれを備えているガスタービン
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Also Published As

Publication number Publication date
EP0875665A2 (de) 1998-11-04
ES2144147T3 (es) 2000-06-01
EP0791127A1 (de) 1997-08-27
EP0791127B1 (de) 2000-03-08
WO1996015357A1 (en) 1996-05-23
US5609466A (en) 1997-03-11
DE69515502T2 (de) 2000-08-03
EP0875665A3 (de) 1999-02-24

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