CN102251813B - 柄部空腔和冷却孔 - Google Patents

柄部空腔和冷却孔 Download PDF

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Publication number
CN102251813B
CN102251813B CN201110143992.XA CN201110143992A CN102251813B CN 102251813 B CN102251813 B CN 102251813B CN 201110143992 A CN201110143992 A CN 201110143992A CN 102251813 B CN102251813 B CN 102251813B
Authority
CN
China
Prior art keywords
cavity
cooling
platform
cooling holes
wheelspace
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
CN201110143992.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN102251813A (zh
Inventor
L·J·安曼
C·A·桑佩约
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 CN102251813A publication Critical patent/CN102251813A/zh
Application granted granted Critical
Publication of CN102251813B publication Critical patent/CN102251813B/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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms
    • 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
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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)
CN201110143992.XA 2010-05-19 2011-05-19 柄部空腔和冷却孔 Expired - Fee Related CN102251813B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/783028 2010-05-19
US12/783,028 US8529194B2 (en) 2010-05-19 2010-05-19 Shank cavity and cooling hole

Publications (2)

Publication Number Publication Date
CN102251813A CN102251813A (zh) 2011-11-23
CN102251813B true CN102251813B (zh) 2015-08-26

Family

ID=44280982

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110143992.XA Expired - Fee Related CN102251813B (zh) 2010-05-19 2011-05-19 柄部空腔和冷却孔

Country Status (4)

Country Link
US (1) US8529194B2 (enExample)
EP (1) EP2388435B1 (enExample)
JP (1) JP5820610B2 (enExample)
CN (1) CN102251813B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2423435A1 (en) * 2010-08-30 2012-02-29 Siemens Aktiengesellschaft Blade for a turbo machine
GB201016423D0 (en) * 2010-09-30 2010-11-17 Rolls Royce Plc Cooled rotor blade
US8979481B2 (en) * 2011-10-26 2015-03-17 General Electric Company Turbine bucket angel wing features for forward cavity flow control and related method
US9249673B2 (en) * 2011-12-30 2016-02-02 General Electric Company Turbine rotor blade platform cooling
WO2013167346A1 (de) * 2012-05-08 2013-11-14 Siemens Aktiengesellschaft Turbinenlaufschaufel und axialer rotorabschnitt für eine gasturbine
US9243500B2 (en) 2012-06-29 2016-01-26 United Technologies Corporation Turbine blade platform with U-channel cooling holes
US9091180B2 (en) * 2012-07-19 2015-07-28 Siemens Energy, Inc. Airfoil assembly including vortex reducing at an airfoil leading edge
US10364680B2 (en) 2012-08-14 2019-07-30 United Technologies Corporation Gas turbine engine component having platform trench
EP2956627B1 (en) 2013-02-15 2018-07-25 United Technologies Corporation Gas turbine engine component with combined mate face and platform cooling
US9528377B2 (en) * 2013-08-21 2016-12-27 General Electric Company Method and system for cooling rotor blade angelwings
EP3047105B1 (en) 2013-09-17 2021-06-09 Raytheon Technologies Corporation Platform cooling core for a gas turbine engine rotor blade
KR101509385B1 (ko) * 2014-01-16 2015-04-07 두산중공업 주식회사 스월링 냉각 채널을 구비한 터빈 블레이드 및 그 냉각 방법
US10066485B2 (en) 2015-12-04 2018-09-04 General Electric Company Turbomachine blade cover plate having radial cooling groove
EP3232000A1 (de) 2016-04-15 2017-10-18 Siemens Aktiengesellschaft Plattform einer laufschaufel mit filmkühlungsöffnungen an der plattform und zugehörige strömugsmaschine
US20190264569A1 (en) * 2018-02-23 2019-08-29 General Electric Company Turbine rotor blade with exiting hole to deliver fluid to boundary layer film
US11459895B2 (en) 2020-04-14 2022-10-04 Raytheon Technologies Corporation Turbine blade cooling hole for side wall

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5609466A (en) * 1994-11-10 1997-03-11 Westinghouse Electric Corporation Gas turbine vane with a cooled inner shroud
CN1162345A (zh) * 1994-10-31 1997-10-15 西屋电气公司 带受冷却平台的燃气涡轮叶片
US6176678B1 (en) * 1998-11-06 2001-01-23 General Electric Company Apparatus and methods for turbine blade cooling
CN1611748A (zh) * 2003-10-31 2005-05-04 通用电气公司 冷却燃气涡轮发动机转子组件的方法和装置
CN1869409A (zh) * 2005-05-27 2006-11-29 三菱重工业株式会社 燃气轮机旋转叶片的平台以及制造旋转叶片、密封板和燃气轮机的方法
CN101473107A (zh) * 2007-02-21 2009-07-01 三菱重工业株式会社 用于燃气轮机动叶片的平台冷却结构

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69505407T2 (de) 1994-08-24 1999-05-27 Westinghouse Electric Corp., Pittsburgh, Pa. Gasturbinenschaufel mit gekühlter plattform
JP3426952B2 (ja) * 1998-03-03 2003-07-14 三菱重工業株式会社 ガスタービン動翼のプラットフォーム
US6164913A (en) * 1999-07-26 2000-12-26 General Electric Company Dust resistant airfoil cooling
JP3776897B2 (ja) * 2003-07-31 2006-05-17 三菱重工業株式会社 ガスタービン動翼のプラットフォーム冷却機構
US6945749B2 (en) 2003-09-12 2005-09-20 Siemens Westinghouse Power Corporation Turbine blade platform cooling system
US6887033B1 (en) * 2003-11-10 2005-05-03 General Electric Company Cooling system for nozzle segment platform edges
US7452184B2 (en) * 2004-12-13 2008-11-18 Pratt & Whitney Canada Corp. Airfoil platform impingement cooling
US7244101B2 (en) * 2005-10-04 2007-07-17 General Electric Company Dust resistant platform blade
US7775769B1 (en) * 2007-05-24 2010-08-17 Florida Turbine Technologies, Inc. Turbine airfoil fillet region cooling
US8057178B2 (en) * 2008-09-04 2011-11-15 General Electric Company Turbine bucket for a turbomachine and method of reducing bow wave effects at a turbine bucket

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1162345A (zh) * 1994-10-31 1997-10-15 西屋电气公司 带受冷却平台的燃气涡轮叶片
US5609466A (en) * 1994-11-10 1997-03-11 Westinghouse Electric Corporation Gas turbine vane with a cooled inner shroud
US6176678B1 (en) * 1998-11-06 2001-01-23 General Electric Company Apparatus and methods for turbine blade cooling
CN1611748A (zh) * 2003-10-31 2005-05-04 通用电气公司 冷却燃气涡轮发动机转子组件的方法和装置
CN1869409A (zh) * 2005-05-27 2006-11-29 三菱重工业株式会社 燃气轮机旋转叶片的平台以及制造旋转叶片、密封板和燃气轮机的方法
CN101473107A (zh) * 2007-02-21 2009-07-01 三菱重工业株式会社 用于燃气轮机动叶片的平台冷却结构

Also Published As

Publication number Publication date
JP2011241827A (ja) 2011-12-01
US8529194B2 (en) 2013-09-10
EP2388435A3 (en) 2014-01-01
EP2388435B1 (en) 2019-04-10
EP2388435A2 (en) 2011-11-23
US20120070305A1 (en) 2012-03-22
JP5820610B2 (ja) 2015-11-24
CN102251813A (zh) 2011-11-23

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150826

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