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DE59708321D1 - Internally cooled turbomachine blade - Google Patents

Internally cooled turbomachine blade

Info

Publication number
DE59708321D1
DE59708321D1 DE59708321T DE59708321T DE59708321D1 DE 59708321 D1 DE59708321 D1 DE 59708321D1 DE 59708321 T DE59708321 T DE 59708321T DE 59708321 T DE59708321 T DE 59708321T DE 59708321 D1 DE59708321 D1 DE 59708321D1
Authority
DE
Germany
Prior art keywords
internally cooled
turbomachine blade
cooled turbomachine
blade
internally
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 - Fee Related
Application number
DE59708321T
Other languages
German (de)
Inventor
Kenneth Hall
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.)
Alstom SA
Original Assignee
Alstom SA
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 Alstom SA filed Critical Alstom SA
Application granted granted Critical
Publication of DE59708321D1 publication Critical patent/DE59708321D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/124—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and being formed of pins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
    • F28F3/022—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being wires or pins
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Geometry (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE59708321T 1996-12-23 1997-11-27 Internally cooled turbomachine blade Expired - Fee Related DE59708321D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19654115A DE19654115A1 (en) 1996-12-23 1996-12-23 Device for cooling a wall on both sides

Publications (1)

Publication Number Publication Date
DE59708321D1 true DE59708321D1 (en) 2002-10-31

Family

ID=7816083

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19654115A Ceased DE19654115A1 (en) 1996-12-23 1996-12-23 Device for cooling a wall on both sides
DE59708321T Expired - Fee Related DE59708321D1 (en) 1996-12-23 1997-11-27 Internally cooled turbomachine blade

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19654115A Ceased DE19654115A1 (en) 1996-12-23 1996-12-23 Device for cooling a wall on both sides

Country Status (4)

Country Link
EP (1) EP0851095B1 (en)
JP (1) JPH10196304A (en)
CN (1) CN1186151A (en)
DE (2) DE19654115A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59910200D1 (en) 1999-04-21 2004-09-16 Alstom Technology Ltd Baden Coolable component
DE19926817A1 (en) * 1999-06-12 2000-12-14 Abb Research Ltd Turbine component, especially blade, has elements with very good heat conducting qualities integrated into blade so that they partially or completely intersperse blade in direction of greatest temperature gradients
GB0008897D0 (en) * 2000-04-12 2000-05-31 Cheiros Technology Ltd Improvements relating to heat transfer
US11333022B2 (en) * 2019-08-06 2022-05-17 General Electric Company Airfoil with thermally conductive pins

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE559676C (en) * 1931-08-20 1932-09-22 E H Hans Holzwarth Dr Ing Method for cooling blades, in particular for internal combustion turbines
GB2087065B (en) * 1980-11-08 1984-11-07 Rolls Royce Wall structure for a combustion chamber
DE3211139C1 (en) * 1982-03-26 1983-08-11 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Axial turbine blades, in particular axial turbine blades for gas turbine engines
GB8607526D0 (en) * 1986-03-26 1986-04-30 Artus R G C Cooled component assembly
US5810552A (en) * 1992-02-18 1998-09-22 Allison Engine Company, Inc. Single-cast, high-temperature, thin wall structures having a high thermal conductivity member connecting the walls and methods of making the same
US5348446A (en) * 1993-04-28 1994-09-20 General Electric Company Bimetallic turbine airfoil
FR2714254B1 (en) * 1993-12-20 1996-03-08 Aerospatiale Heat transfer element, usable in particular in electronics as a printed circuit or component support and its manufacturing process.
US5566752A (en) * 1994-10-20 1996-10-22 Lockheed Fort Worth Company High heat density transfer device
US5536143A (en) * 1995-03-31 1996-07-16 General Electric Co. Closed circuit steam cooled bucket

Also Published As

Publication number Publication date
JPH10196304A (en) 1998-07-28
DE19654115A1 (en) 1998-06-25
EP0851095B1 (en) 2002-09-25
CN1186151A (en) 1998-07-01
EP0851095A1 (en) 1998-07-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee