DE69320203D1 - Struktur für eine gekühlte schaufel - Google Patents

Struktur für eine gekühlte schaufel

Info

Publication number
DE69320203D1
DE69320203D1 DE69320203T DE69320203T DE69320203D1 DE 69320203 D1 DE69320203 D1 DE 69320203D1 DE 69320203 T DE69320203 T DE 69320203T DE 69320203 T DE69320203 T DE 69320203T DE 69320203 D1 DE69320203 D1 DE 69320203D1
Authority
DE
Germany
Prior art keywords
shovel
cooled
cooled shovel
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
DE69320203T
Other languages
English (en)
Other versions
DE69320203T2 (de
Inventor
Dennis Green
Edward Szela
George Yamarik
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
Application granted granted Critical
Publication of DE69320203D1 publication Critical patent/DE69320203D1/de
Publication of DE69320203T2 publication Critical patent/DE69320203T2/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
    • 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
    • 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
    • F05D2260/2212—Improvement of heat transfer by creating turbulence
    • 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)
DE69320203T 1992-11-30 1993-11-04 Struktur für eine gekühlte schaufel Expired - Lifetime DE69320203T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/982,820 US5403159A (en) 1992-11-30 1992-11-30 Coolable airfoil structure
PCT/US1993/010714 WO1994012766A1 (en) 1992-11-30 1993-11-04 Coolable airfoil structure

Publications (2)

Publication Number Publication Date
DE69320203D1 true DE69320203D1 (de) 1998-09-10
DE69320203T2 DE69320203T2 (de) 1999-04-29

Family

ID=25529536

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320203T Expired - Lifetime DE69320203T2 (de) 1992-11-30 1993-11-04 Struktur für eine gekühlte schaufel

Country Status (5)

Country Link
US (1) US5403159A (de)
EP (1) EP0670953B1 (de)
JP (1) JP3337219B2 (de)
DE (1) DE69320203T2 (de)
WO (1) WO1994012766A1 (de)

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US5511946A (en) * 1994-12-08 1996-04-30 General Electric Company Cooled airfoil tip corner
US5669759A (en) * 1995-02-03 1997-09-23 United Technologies Corporation Turbine airfoil with enhanced cooling
US5536143A (en) * 1995-03-31 1996-07-16 General Electric Co. Closed circuit steam cooled bucket
US5645397A (en) * 1995-10-10 1997-07-08 United Technologies Corporation Turbine vane assembly with multiple passage cooled vanes
WO1998000627A1 (en) 1996-06-28 1998-01-08 United Technologies Corporation Coolable airfoil for a gas turbine engine
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US5931638A (en) * 1997-08-07 1999-08-03 United Technologies Corporation Turbomachinery airfoil with optimized heat transfer
US5902093A (en) * 1997-08-22 1999-05-11 General Electric Company Crack arresting rotor blade
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US6220817B1 (en) 1997-11-17 2001-04-24 General Electric Company AFT flowing multi-tier airfoil cooling circuit
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US6139269A (en) * 1997-12-17 2000-10-31 United Technologies Corporation Turbine blade with multi-pass cooling and cooling air addition
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US7186082B2 (en) * 2004-05-27 2007-03-06 United Technologies Corporation Cooled rotor blade and method for cooling a rotor blade
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US7097419B2 (en) 2004-07-26 2006-08-29 General Electric Company Common tip chamber blade
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US7066716B2 (en) * 2004-09-15 2006-06-27 General Electric Company Cooling system for the trailing edges of turbine bucket airfoils
US7220103B2 (en) * 2004-10-18 2007-05-22 United Technologies Corporation Impingement cooling of large fillet of an airfoil
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US7478994B2 (en) * 2004-11-23 2009-01-20 United Technologies Corporation Airfoil with supplemental cooling channel adjacent leading edge
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Also Published As

Publication number Publication date
US5403159A (en) 1995-04-04
JP3337219B2 (ja) 2002-10-21
WO1994012766A1 (en) 1994-06-09
DE69320203T2 (de) 1999-04-29
JPH08505917A (ja) 1996-06-25
EP0670953A1 (de) 1995-09-13
EP0670953B1 (de) 1998-08-05

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