JP3276305B2 - ガスタービンの冷却静翼 - Google Patents

ガスタービンの冷却静翼

Info

Publication number
JP3276305B2
JP3276305B2 JP11384597A JP11384597A JP3276305B2 JP 3276305 B2 JP3276305 B2 JP 3276305B2 JP 11384597 A JP11384597 A JP 11384597A JP 11384597 A JP11384597 A JP 11384597A JP 3276305 B2 JP3276305 B2 JP 3276305B2
Authority
JP
Japan
Prior art keywords
steam
cooling
passage
shroud
air
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
JP11384597A
Other languages
English (en)
Japanese (ja)
Other versions
JPH10306706A (ja
Inventor
康意 富田
素直 青木
潔 末永
達男 石黒
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP11384597A priority Critical patent/JP3276305B2/ja
Priority to EP98917726A priority patent/EP0911488B1/de
Priority to DE69821312T priority patent/DE69821312T2/de
Priority to CA002261184A priority patent/CA2261184C/en
Priority to PCT/JP1998/001958 priority patent/WO1998050684A1/ja
Priority to US09/202,594 priority patent/US6092983A/en
Publication of JPH10306706A publication Critical patent/JPH10306706A/ja
Application granted granted Critical
Publication of JP3276305B2 publication Critical patent/JP3276305B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • 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
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP11384597A 1997-05-01 1997-05-01 ガスタービンの冷却静翼 Expired - Fee Related JP3276305B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP11384597A JP3276305B2 (ja) 1997-05-01 1997-05-01 ガスタービンの冷却静翼
EP98917726A EP0911488B1 (de) 1997-05-01 1998-04-28 Gekühlte Statorschaufel für Gasturbinen
DE69821312T DE69821312T2 (de) 1997-05-01 1998-04-28 Gekühlte Statorschaufel für Gasturbinen
CA002261184A CA2261184C (en) 1997-05-01 1998-04-28 Cooled stationary blade of a gas turbine
PCT/JP1998/001958 WO1998050684A1 (en) 1997-05-01 1998-04-28 Gas turbine cooling stationary blade
US09/202,594 US6092983A (en) 1997-05-01 1998-04-28 Gas turbine cooling stationary blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11384597A JP3276305B2 (ja) 1997-05-01 1997-05-01 ガスタービンの冷却静翼

Publications (2)

Publication Number Publication Date
JPH10306706A JPH10306706A (ja) 1998-11-17
JP3276305B2 true JP3276305B2 (ja) 2002-04-22

Family

ID=14622507

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11384597A Expired - Fee Related JP3276305B2 (ja) 1997-05-01 1997-05-01 ガスタービンの冷却静翼

Country Status (5)

Country Link
EP (1) EP0911488B1 (de)
JP (1) JP3276305B2 (de)
CA (1) CA2261184C (de)
DE (1) DE69821312T2 (de)
WO (1) WO1998050684A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103089327A (zh) * 2011-11-04 2013-05-08 通用电气公司 用于涡轮机系统的叶片组件

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4508482B2 (ja) * 2001-07-11 2010-07-21 三菱重工業株式会社 ガスタービン静翼
EP1571296A1 (de) * 2004-03-01 2005-09-07 Alstom Technology Ltd Gekühlte Strömungsmaschinenschaufel und Verfahren zur Kühlung
US7147439B2 (en) * 2004-09-15 2006-12-12 General Electric Company Apparatus and methods for cooling turbine bucket platforms
US7309212B2 (en) * 2005-11-21 2007-12-18 General Electric Company Gas turbine bucket with cooled platform leading edge and method of cooling platform leading edge
CA2642505C (en) 2006-02-14 2013-06-18 Ihi Corporation Cooling structure
JP4979983B2 (ja) * 2006-05-29 2012-07-18 三井造船株式会社 炉頂圧回収タービン翼部へのダスト付着防止装置
JP4801618B2 (ja) * 2007-03-30 2011-10-26 三菱重工業株式会社 ガスタービンの静翼およびこれを備えたガスタービン
US8684664B2 (en) * 2010-09-30 2014-04-01 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8777568B2 (en) * 2010-09-30 2014-07-15 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8814517B2 (en) * 2010-09-30 2014-08-26 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8840369B2 (en) * 2010-09-30 2014-09-23 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8905714B2 (en) * 2011-12-30 2014-12-09 General Electric Company Turbine rotor blade platform cooling

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04311604A (ja) * 1991-04-11 1992-11-04 Toshiba Corp タービン静翼
JP3015531B2 (ja) * 1991-09-06 2000-03-06 株式会社東芝 ガスタービン
JP2953842B2 (ja) * 1991-12-16 1999-09-27 東北電力株式会社 タービン静翼
JPH0693801A (ja) * 1992-09-17 1994-04-05 Hitachi Ltd ガスタービン翼
US5320483A (en) * 1992-12-30 1994-06-14 General Electric Company Steam and air cooling for stator stage of a turbine
JP3188105B2 (ja) * 1994-07-11 2001-07-16 三菱重工業株式会社 ガスタービンの動翼
US5634766A (en) * 1994-08-23 1997-06-03 General Electric Co. Turbine stator vane segments having combined air and steam cooling circuits

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103089327A (zh) * 2011-11-04 2013-05-08 通用电气公司 用于涡轮机系统的叶片组件
CN103089327B (zh) * 2011-11-04 2016-01-20 通用电气公司 用于涡轮机系统的叶片组件

Also Published As

Publication number Publication date
JPH10306706A (ja) 1998-11-17
DE69821312T2 (de) 2005-08-04
EP0911488B1 (de) 2004-01-28
WO1998050684A1 (en) 1998-11-12
EP0911488A1 (de) 1999-04-28
CA2261184A1 (en) 1998-11-12
DE69821312D1 (de) 2004-03-04
CA2261184C (en) 2002-07-09
EP0911488A4 (de) 2000-11-29

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