DE69608389T2 - Turbinenschaufel und Giessverfahren mit optimaler Wandstärkenkontrolle - Google Patents

Turbinenschaufel und Giessverfahren mit optimaler Wandstärkenkontrolle

Info

Publication number
DE69608389T2
DE69608389T2 DE69608389T DE69608389T DE69608389T2 DE 69608389 T2 DE69608389 T2 DE 69608389T2 DE 69608389 T DE69608389 T DE 69608389T DE 69608389 T DE69608389 T DE 69608389T DE 69608389 T2 DE69608389 T2 DE 69608389T2
Authority
DE
Germany
Prior art keywords
wall thickness
turbine blade
casting process
thickness control
optimal wall
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
DE69608389T
Other languages
English (en)
Other versions
DE69608389D1 (de
Inventor
Victor Hugo Silva Correia
Theresa A Brown
Daniel R Predmore
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE69608389D1 publication Critical patent/DE69608389D1/de
Application granted granted Critical
Publication of DE69608389T2 publication Critical patent/DE69608389T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/02—Lost patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B22C9/04—Use of lost patterns

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69608389T 1995-10-12 1996-10-10 Turbinenschaufel und Giessverfahren mit optimaler Wandstärkenkontrolle Expired - Lifetime DE69608389T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/542,001 US5662160A (en) 1995-10-12 1995-10-12 Turbine nozzle and related casting method for optimal fillet wall thickness control

Publications (2)

Publication Number Publication Date
DE69608389D1 DE69608389D1 (de) 2000-06-21
DE69608389T2 true DE69608389T2 (de) 2001-01-25

Family

ID=24161948

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69608389T Expired - Lifetime DE69608389T2 (de) 1995-10-12 1996-10-10 Turbinenschaufel und Giessverfahren mit optimaler Wandstärkenkontrolle

Country Status (4)

Country Link
US (2) US5662160A (de)
EP (1) EP0768130B1 (de)
JP (1) JP3927628B2 (de)
DE (1) DE69608389T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10255346A1 (de) * 2002-11-28 2004-06-09 Alstom Technology Ltd Verfahren zum Herstellen einer Turbinenschaufel

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19726111C1 (de) * 1997-06-20 1998-11-12 Mtu Muenchen Gmbh Verfahren zur gießtechnischen Herstellung einer Turbomaschinenschaufel
US6183192B1 (en) 1999-03-22 2001-02-06 General Electric Company Durable turbine nozzle
US6652220B2 (en) 2001-11-15 2003-11-25 General Electric Company Methods and apparatus for cooling gas turbine nozzles
US6612811B2 (en) 2001-12-12 2003-09-02 General Electric Company Airfoil for a turbine nozzle of a gas turbine engine and method of making same
US6921246B2 (en) 2002-12-20 2005-07-26 General Electric Company Methods and apparatus for assembling gas turbine nozzles
US6893217B2 (en) 2002-12-20 2005-05-17 General Electric Company Methods and apparatus for assembling gas turbine nozzles
US6969233B2 (en) * 2003-02-27 2005-11-29 General Electric Company Gas turbine engine turbine nozzle segment with a single hollow vane having a bifurcated cavity
US7296615B2 (en) * 2004-05-06 2007-11-20 General Electric Company Method and apparatus for determining the location of core-generated features in an investment casting
US7093645B2 (en) * 2004-12-20 2006-08-22 Howmet Research Corporation Ceramic casting core and method
GB2430170B (en) * 2005-09-15 2008-05-07 Rolls Royce Plc Method of forming a cast component
ES2583756T3 (es) * 2011-04-01 2016-09-22 MTU Aero Engines AG Disposición de álabes para una turbomáquina
CN102527947B (zh) * 2012-01-16 2013-05-01 广西玉林玉柴机器配件制造有限公司 空间非对称结构薄壁管类铸件的铸造方法
US10207314B2 (en) * 2013-02-19 2019-02-19 United Technologies Corporation Investment mold with fugitive beads and method related thereto
US9574447B2 (en) * 2013-09-11 2017-02-21 General Electric Company Modification process and modified article
US20150122450A1 (en) * 2013-11-07 2015-05-07 Ching-Pang Lee Ceramic casting core having an integral vane internal core and shroud backside shell for vane segment casting
CN105538566A (zh) * 2015-12-12 2016-05-04 中国南方航空工业(集团)有限公司 涡轮机匣蜡模压型模具及压型方法
CN106984775A (zh) * 2017-04-01 2017-07-28 共享铸钢有限公司 一种厚壁气轮机高压外缸进气端铸件的铸造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3981344A (en) * 1974-08-21 1976-09-21 United Technologies Corporation Investment casting mold and process
DE2834864C3 (de) * 1978-08-09 1981-11-19 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Laufschaufel für eine Gasturbine
US4323394A (en) * 1979-08-06 1982-04-06 Motoren-Und Turbinen-Union Munchen Gmbh Method for manufacturing turborotors such as gas turbine rotor wheels, and wheel produced thereby
US4511306A (en) * 1982-02-02 1985-04-16 Westinghouse Electric Corp. Combustion turbine single airfoil stator vane structure
US5489194A (en) * 1990-09-14 1996-02-06 Hitachi, Ltd. Gas turbine, gas turbine blade used therefor and manufacturing method for gas turbine blade
US5247984A (en) * 1991-05-24 1993-09-28 Howmet Corporation Process to prepare a pattern for metal castings
US5295530A (en) * 1992-02-18 1994-03-22 General Motors Corporation Single-cast, high-temperature, thin wall structures and methods of making the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10255346A1 (de) * 2002-11-28 2004-06-09 Alstom Technology Ltd Verfahren zum Herstellen einer Turbinenschaufel
US7207108B2 (en) 2002-11-28 2007-04-24 Alstom Technology Ltd. Process for producing a turbine blade or vane

Also Published As

Publication number Publication date
DE69608389D1 (de) 2000-06-21
EP0768130A2 (de) 1997-04-16
JPH09168841A (ja) 1997-06-30
JP3927628B2 (ja) 2007-06-13
EP0768130A3 (de) 1997-10-22
US5662160A (en) 1997-09-02
EP0768130B1 (de) 2000-05-17
US5713722A (en) 1998-02-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN