KR100865186B1 - 터빈 버킷 및 터빈 - Google Patents

터빈 버킷 및 터빈 Download PDF

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Publication number
KR100865186B1
KR100865186B1 KR1020040029013A KR20040029013A KR100865186B1 KR 100865186 B1 KR100865186 B1 KR 100865186B1 KR 1020040029013 A KR1020040029013 A KR 1020040029013A KR 20040029013 A KR20040029013 A KR 20040029013A KR 100865186 B1 KR100865186 B1 KR 100865186B1
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KR
South Korea
Prior art keywords
bucket
airfoil
turbine
distance
core profile
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
KR1020040029013A
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English (en)
Korean (ko)
Other versions
KR20040093428A (ko
Inventor
맥그라쓰에드워드리
라그란쥐벤자민아네트
치우라토안쏘니아론
Original Assignee
제너럴 일렉트릭 캄파니
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Filing date
Publication date
Application filed by 제너럴 일렉트릭 캄파니 filed Critical 제너럴 일렉트릭 캄파니
Publication of KR20040093428A publication Critical patent/KR20040093428A/ko
Application granted granted Critical
Publication of KR100865186B1 publication Critical patent/KR100865186B1/ko
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)
KR1020040029013A 2003-04-28 2004-04-27 터빈 버킷 및 터빈 Expired - Fee Related KR100865186B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/423,883 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
KR20040093428A KR20040093428A (ko) 2004-11-05
KR100865186B1 true KR100865186B1 (ko) 2008-10-23

Family

ID=32681907

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020040029013A Expired - Fee Related KR100865186B1 (ko) 2003-04-28 2004-04-27 터빈 버킷 및 터빈

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
US5599166A (en) 1994-11-01 1997-02-04 United Technologies Corporation Core for fabrication of gas turbine engine airfoils
EP0887513A2 (en) 1997-06-27 1998-12-30 General Electric Company Turbine blade
US6450770B1 (en) 2001-06-28 2002-09-17 General Electric Company Second-stage turbine bucket airfoil

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6461109B1 (en) * 2001-07-13 2002-10-08 General Electric Company Third-stage turbine nozzle airfoil
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
US5599166A (en) 1994-11-01 1997-02-04 United Technologies Corporation Core for fabrication of gas turbine engine airfoils
EP0887513A2 (en) 1997-06-27 1998-12-30 General Electric Company Turbine blade
US6450770B1 (en) 2001-06-28 2002-09-17 General Electric Company Second-stage turbine bucket airfoil

Also Published As

Publication number Publication date
EP1473440A3 (en) 2007-09-05
CN1542258A (zh) 2004-11-03
CN100334328C (zh) 2007-08-29
JP2004324650A (ja) 2004-11-18
EP1473440A2 (en) 2004-11-03
US6761535B1 (en) 2004-07-13
KR20040093428A (ko) 2004-11-05

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