DE19880989T1 - Stationäre Schaufel einer Gasturbine - Google Patents

Stationäre Schaufel einer Gasturbine

Info

Publication number
DE19880989T1
DE19880989T1 DE19880989T DE19880989T DE19880989T1 DE 19880989 T1 DE19880989 T1 DE 19880989T1 DE 19880989 T DE19880989 T DE 19880989T DE 19880989 T DE19880989 T DE 19880989T DE 19880989 T1 DE19880989 T1 DE 19880989T1
Authority
DE
Germany
Prior art keywords
gas turbine
stationary blade
stationary
blade
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.)
Granted
Application number
DE19880989T
Other languages
English (en)
Other versions
DE19880989C2 (de
Inventor
Kazuo Uematsu
Kiyoshi Suenaga
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 claimed from PCT/JP1998/000184 external-priority patent/WO1999036675A1/ja
Publication of DE19880989T1 publication Critical patent/DE19880989T1/de
Application granted granted Critical
Publication of DE19880989C2 publication Critical patent/DE19880989C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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
    • 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
    • F05D2240/80—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
    • F05D2260/205—Cooling fluid recirculation, i.e. after cooling one or more components is the cooling fluid recovered and used elsewhere for other purposes
    • 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
    • F05D2260/2212—Improvement of heat transfer by creating turbulence
    • 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
    • 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
    • F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium
    • F05D2260/2322—Heat transfer, e.g. cooling characterized by the cooling medium steam
DE19880989T 1998-01-20 1998-01-20 Stationäre Schaufel einer Gasturbine Expired - Fee Related DE19880989C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1998/000184 WO1999036675A1 (fr) 1996-07-19 1998-01-20 Aube fixe de turbine a gaz

Publications (2)

Publication Number Publication Date
DE19880989T1 true DE19880989T1 (de) 2000-01-13
DE19880989C2 DE19880989C2 (de) 2002-01-24

Family

ID=14207432

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19880989T Expired - Fee Related DE19880989C2 (de) 1998-01-20 1998-01-20 Stationäre Schaufel einer Gasturbine

Country Status (3)

Country Link
US (1) US6315518B1 (de)
CA (1) CA2263576C (de)
DE (1) DE19880989C2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7055512B2 (en) 2002-08-16 2006-06-06 The Fuel Genie Corporation Device and method for changing angular velocity of airflow
US6758651B2 (en) * 2002-10-16 2004-07-06 Mitsubishi Heavy Industries, Ltd. Gas turbine
US7946801B2 (en) * 2007-12-27 2011-05-24 General Electric Company Multi-source gas turbine cooling
GB2467790B (en) * 2009-02-16 2011-06-01 Rolls Royce Plc Vane
US8511969B2 (en) * 2009-10-01 2013-08-20 Pratt & Whitney Canada Corp. Interturbine vane with multiple air chambers
US8545170B2 (en) * 2009-10-27 2013-10-01 General Electric Company Turbo machine efficiency equalizer system
US9328623B2 (en) * 2011-10-05 2016-05-03 General Electric Company Turbine system
EP2626519A1 (de) * 2012-02-09 2013-08-14 Siemens Aktiengesellschaft Turbinenbaugruppe, zugehöriges Prallkühlungsrohr und Gasturbinenkraftwerk.
US9032733B2 (en) 2013-04-04 2015-05-19 General Electric Company Turbomachine system with direct header steam injection, related control system and program product
EP3117169B1 (de) * 2014-03-13 2018-05-09 BAE Systems PLC Wärmetauscher
CN113202567B (zh) * 2021-05-25 2022-10-28 中国航发沈阳发动机研究所 一种高压涡轮导向冷却叶片缘板的冷却结构设计方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6014203A (ja) 1983-07-06 1985-01-24 Mitsubishi Chem Ind Ltd カラ−フイルタ−
JP3142850B2 (ja) 1989-03-13 2001-03-07 株式会社東芝 タービンの冷却翼および複合発電プラント
US5340274A (en) 1991-11-19 1994-08-23 General Electric Company Integrated steam/air cooling system for gas turbines
JPH0614203U (ja) * 1992-07-24 1994-02-22 株式会社テラコン 歩車道境界ブロック
JP3260437B2 (ja) 1992-09-03 2002-02-25 株式会社日立製作所 ガスタービン及びガスタービンの段落装置
US5320483A (en) 1992-12-30 1994-06-14 General Electric Company Steam and air cooling for stator stage of a turbine
JPH08165902A (ja) 1994-10-12 1996-06-25 Hitachi Ltd セラミック静翼
JP2971386B2 (ja) * 1996-01-08 1999-11-02 三菱重工業株式会社 ガスタービン静翼
JP3150610B2 (ja) * 1996-03-28 2001-03-26 三菱重工業株式会社 ガスタービン静翼
JP3426841B2 (ja) 1996-04-15 2003-07-14 三菱重工業株式会社 ガスタービン動翼
JPH1037704A (ja) 1996-07-19 1998-02-10 Mitsubishi Heavy Ind Ltd ガスタービンの静翼
US5829245A (en) * 1996-12-31 1998-11-03 Westinghouse Electric Corporation Cooling system for gas turbine vane

Also Published As

Publication number Publication date
CA2263576C (en) 2003-08-05
DE19880989C2 (de) 2002-01-24
US6315518B1 (en) 2001-11-13
CA2263576A1 (en) 1999-07-20

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8607 Notification of search results after publication
8607 Notification of search results after publication
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee