CN104727856B - 涡轮轮叶和用于冷却燃气涡轮发动机的涡轮轮叶的方法 - Google Patents

涡轮轮叶和用于冷却燃气涡轮发动机的涡轮轮叶的方法 Download PDF

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Publication number
CN104727856B
CN104727856B CN201410785663.9A CN201410785663A CN104727856B CN 104727856 B CN104727856 B CN 104727856B CN 201410785663 A CN201410785663 A CN 201410785663A CN 104727856 B CN104727856 B CN 104727856B
Authority
CN
China
Prior art keywords
turbine
airfoil
cooling
platform
outlet
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
CN201410785663.9A
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English (en)
Chinese (zh)
Other versions
CN104727856A (zh
Inventor
J.A.韦伯
S.P.瓦辛格
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 Company PLC
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 CN104727856A publication Critical patent/CN104727856A/zh
Application granted granted Critical
Publication of CN104727856B publication Critical patent/CN104727856B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D5/18—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
    • 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
    • F01D5/186—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
    • F05D2260/202—Heat transfer, e.g. cooling by film cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201410785663.9A 2013-12-18 2014-12-18 涡轮轮叶和用于冷却燃气涡轮发动机的涡轮轮叶的方法 Expired - Fee Related CN104727856B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/132,481 US9528380B2 (en) 2013-12-18 2013-12-18 Turbine bucket and method for cooling a turbine bucket of a gas turbine engine
US14/132481 2013-12-18

Publications (2)

Publication Number Publication Date
CN104727856A CN104727856A (zh) 2015-06-24
CN104727856B true CN104727856B (zh) 2018-01-26

Family

ID=53192811

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410785663.9A Expired - Fee Related CN104727856B (zh) 2013-12-18 2014-12-18 涡轮轮叶和用于冷却燃气涡轮发动机的涡轮轮叶的方法

Country Status (5)

Country Link
US (1) US9528380B2 (enExample)
JP (1) JP6496539B2 (enExample)
CN (1) CN104727856B (enExample)
CH (1) CH709047A2 (enExample)
DE (1) DE102014118426A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017020178A1 (en) * 2015-07-31 2017-02-09 General Electric Company Cooling arrangements in turbine blades
US10590786B2 (en) * 2016-05-03 2020-03-17 General Electric Company System and method for cooling components of a gas turbine engine
US10876407B2 (en) * 2017-02-16 2020-12-29 General Electric Company Thermal structure for outer diameter mounted turbine blades
US10704406B2 (en) * 2017-06-13 2020-07-07 General Electric Company Turbomachine blade cooling structure and related methods
US10753210B2 (en) 2018-05-02 2020-08-25 Raytheon Technologies Corporation Airfoil having improved cooling scheme

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2679669A (en) * 1949-09-21 1954-06-01 Thompson Prod Inc Method of making hollow castings
US5482435A (en) * 1994-10-26 1996-01-09 Westinghouse Electric Corporation Gas turbine blade having a cooled shroud
CN101929358A (zh) * 2009-06-24 2010-12-29 通用电气公司 涡轮叶片尖端护罩的冷却孔出口

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5532915A (en) * 1978-08-25 1980-03-07 Hitachi Ltd Gas turbine moving vane
US4726735A (en) * 1985-12-23 1988-02-23 United Technologies Corporation Film cooling slot with metered flow
US5690472A (en) * 1992-02-03 1997-11-25 General Electric Company Internal cooling of turbine airfoil wall using mesh cooling hole arrangement
US5980209A (en) 1997-06-27 1999-11-09 General Electric Co. Turbine blade with enhanced cooling and profile optimization
US6241471B1 (en) * 1999-08-26 2001-06-05 General Electric Co. Turbine bucket tip shroud reinforcement
US6910864B2 (en) 2003-09-03 2005-06-28 General Electric Company Turbine bucket airfoil cooling hole location, style and configuration
US6981840B2 (en) * 2003-10-24 2006-01-03 General Electric Company Converging pin cooled airfoil
US6997679B2 (en) 2003-12-12 2006-02-14 General Electric Company Airfoil cooling holes
US6966756B2 (en) * 2004-01-09 2005-11-22 General Electric Company Turbine bucket cooling passages and internal core for producing the passages
JP4628865B2 (ja) * 2005-05-16 2011-02-09 株式会社日立製作所 ガスタービン動翼とそれを用いたガスタービン及びその発電プラント
US7901180B2 (en) 2007-05-07 2011-03-08 United Technologies Corporation Enhanced turbine airfoil cooling
US8147188B2 (en) * 2007-09-28 2012-04-03 General Electric Company Air cooled bucket for a turbine
US8052395B2 (en) * 2007-09-28 2011-11-08 General Electric Company Air cooled bucket for a turbine
WO2011050025A2 (en) * 2009-10-20 2011-04-28 Siemens Energy, Inc. Airfoil incorporating tapered cooling structures defining cooling passageways
WO2011108164A1 (ja) * 2010-03-03 2011-09-09 三菱重工業株式会社 ガスタービンの動翼およびその製造方法ならびに動翼を用いたガスタービン
US8727724B2 (en) 2010-04-12 2014-05-20 General Electric Company Turbine bucket having a radial cooling hole
US9022737B2 (en) * 2011-08-08 2015-05-05 United Technologies Corporation Airfoil including trench with contoured surface

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2679669A (en) * 1949-09-21 1954-06-01 Thompson Prod Inc Method of making hollow castings
US5482435A (en) * 1994-10-26 1996-01-09 Westinghouse Electric Corporation Gas turbine blade having a cooled shroud
CN101929358A (zh) * 2009-06-24 2010-12-29 通用电气公司 涡轮叶片尖端护罩的冷却孔出口

Also Published As

Publication number Publication date
CN104727856A (zh) 2015-06-24
DE102014118426A1 (de) 2015-06-18
CH709047A2 (de) 2015-06-30
JP6496539B2 (ja) 2019-04-03
JP2015117700A (ja) 2015-06-25
US20150167493A1 (en) 2015-06-18
US9528380B2 (en) 2016-12-27

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TR01 Transfer of patent right

Effective date of registration: 20240104

Address after: Swiss Baden

Patentee after: GENERAL ELECTRIC CO. LTD.

Address before: New York State, USA

Patentee before: General Electric Co.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180126