CN100334328C - 用于透平叶片的内部核心轮廓 - Google Patents

用于透平叶片的内部核心轮廓 Download PDF

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Publication number
CN100334328C
CN100334328C CNB2004100451642A CN200410045164A CN100334328C CN 100334328 C CN100334328 C CN 100334328C CN B2004100451642 A CNB2004100451642 A CN B2004100451642A CN 200410045164 A CN200410045164 A CN 200410045164A CN 100334328 C CN100334328 C CN 100334328C
Authority
CN
China
Prior art keywords
blade
core profile
internal core
value
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 - Fee Related
Application number
CNB2004100451642A
Other languages
English (en)
Chinese (zh)
Other versions
CN1542258A (zh
Inventor
E·L·麦克格拉斯
B·A·拉格兰格
A·A·基乌拉托
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 CN1542258A publication Critical patent/CN1542258A/zh
Application granted granted Critical
Publication of CN100334328C publication Critical patent/CN100334328C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • 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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/321—Application in turbines in gas turbines for a special turbine stage
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/321—Application in turbines in gas turbines for a special turbine stage
    • F05D2220/3213—Application in turbines in gas turbines for a special turbine stage an intermediate stage of the turbine
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/74—Shape given by a set or table of xyz-coordinates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
CNB2004100451642A 2003-04-28 2004-04-28 用于透平叶片的内部核心轮廓 Expired - Fee Related CN100334328C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/423883 2003-04-28
US10/423,883 US6761535B1 (en) 2003-04-28 2003-04-28 Internal core profile for a turbine bucket

Publications (2)

Publication Number Publication Date
CN1542258A CN1542258A (zh) 2004-11-03
CN100334328C true CN100334328C (zh) 2007-08-29

Family

ID=32681907

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100451642A Expired - Fee Related CN100334328C (zh) 2003-04-28 2004-04-28 用于透平叶片的内部核心轮廓

Country Status (5)

Country Link
US (1) US6761535B1 (enExample)
EP (1) EP1473440A3 (enExample)
JP (1) JP2004324650A (enExample)
KR (1) KR100865186B1 (enExample)
CN (1) CN100334328C (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6893210B2 (en) * 2003-10-15 2005-05-17 General Electric Company Internal core profile for the airfoil of a turbine bucket
US6994520B2 (en) * 2004-05-26 2006-02-07 General Electric Company Internal core profile for a turbine nozzle airfoil
US20060216144A1 (en) * 2005-03-28 2006-09-28 Sullivan Michael A First and second stage turbine airfoil shapes
US7632072B2 (en) * 2005-12-29 2009-12-15 Rolls-Royce Power Engineering Plc Third stage turbine airfoil
US7690894B1 (en) 2006-09-25 2010-04-06 Florida Turbine Technologies, Inc. Ceramic core assembly for serpentine flow circuit in a turbine blade
US7976280B2 (en) * 2007-11-28 2011-07-12 General Electric Company Turbine bucket shroud internal core profile
US8007245B2 (en) * 2007-11-29 2011-08-30 General Electric Company Shank shape for a turbine blade and turbine incorporating the same
US8371817B2 (en) * 2009-09-15 2013-02-12 General Electric Company Apparatus and method for a turbine bucket tip cap
IT1401661B1 (it) * 2010-08-25 2013-08-02 Nuova Pignone S R L Forma di profilo areodinamico per compressore.
US9234428B2 (en) 2012-09-13 2016-01-12 General Electric Company Turbine bucket internal core profile
US9528379B2 (en) 2013-10-23 2016-12-27 General Electric Company Turbine bucket having serpentine core
US9347320B2 (en) 2013-10-23 2016-05-24 General Electric Company Turbine bucket profile yielding improved throat
US9376927B2 (en) 2013-10-23 2016-06-28 General Electric Company Turbine nozzle having non-axisymmetric endwall contour (EWC)
US9638041B2 (en) 2013-10-23 2017-05-02 General Electric Company Turbine bucket having non-axisymmetric base contour
US9797258B2 (en) 2013-10-23 2017-10-24 General Electric Company Turbine bucket including cooling passage with turn
US9551226B2 (en) 2013-10-23 2017-01-24 General Electric Company Turbine bucket with endwall contour and airfoil profile
US9670784B2 (en) 2013-10-23 2017-06-06 General Electric Company Turbine bucket base having serpentine cooling passage with leading edge cooling
JP2017534791A (ja) 2014-09-18 2017-11-24 シーメンス アクチエンゲゼルシヤフトＳｉｅｍｅｎｓ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ 一体の前縁及び先端の冷却流体通路を有するガスタービン翼及びこのような翼を形成するために使用されるコア構造体
US10107108B2 (en) 2015-04-29 2018-10-23 General Electric Company Rotor blade having a flared tip
US10138735B2 (en) 2015-11-04 2018-11-27 General Electric Company Turbine airfoil internal core profile
US10196903B2 (en) 2016-01-15 2019-02-05 General Electric Company Rotor blade cooling circuit
US10711615B2 (en) * 2018-08-21 2020-07-14 Chromalloy Gas Turbine Llc First stage turbine blade
US11629601B2 (en) * 2020-03-31 2023-04-18 General Electric Company Turbomachine rotor blade with a cooling circuit having an offset rib
US11454119B1 (en) * 2021-07-16 2022-09-27 Doosan Enerbility Co., Ltd Internal core profile for a turbine nozzle airfoil
US11591912B2 (en) * 2021-07-16 2023-02-28 Dosan Enerbility Co., Ltd. Internal core profile for a turbine nozzle airfoil
US12366169B1 (en) * 2024-12-09 2025-07-22 Ge Vernova Infrastructure Technology Llc Turbine blade inner rib profile

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5980209A (en) * 1997-06-27 1999-11-09 General Electric Co. Turbine blade with enhanced cooling and profile optimization
US6450770B1 (en) * 2001-06-28 2002-09-17 General Electric Company Second-stage turbine bucket airfoil
US6461109B1 (en) * 2001-07-13 2002-10-08 General Electric Company Third-stage turbine nozzle airfoil

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5599166A (en) * 1994-11-01 1997-02-04 United Technologies Corporation Core for fabrication of gas turbine engine airfoils
US6722851B1 (en) * 2003-03-12 2004-04-20 General Electric Company Internal core profile for a turbine bucket

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5980209A (en) * 1997-06-27 1999-11-09 General Electric Co. Turbine blade with enhanced cooling and profile optimization
US6450770B1 (en) * 2001-06-28 2002-09-17 General Electric Company Second-stage turbine bucket airfoil
US6461109B1 (en) * 2001-07-13 2002-10-08 General Electric Company Third-stage turbine nozzle airfoil

Also Published As

Publication number Publication date
EP1473440A3 (en) 2007-09-05
KR100865186B1 (ko) 2008-10-23
CN1542258A (zh) 2004-11-03
JP2004324650A (ja) 2004-11-18
EP1473440A2 (en) 2004-11-03
US6761535B1 (en) 2004-07-13
KR20040093428A (ko) 2004-11-05

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070829