JP7451108B2 - 静翼、及びこれを備えているガスタービン - Google Patents

静翼、及びこれを備えているガスタービン Download PDF

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Publication number
JP7451108B2
JP7451108B2 JP2019149245A JP2019149245A JP7451108B2 JP 7451108 B2 JP7451108 B2 JP 7451108B2 JP 2019149245 A JP2019149245 A JP 2019149245A JP 2019149245 A JP2019149245 A JP 2019149245A JP 7451108 B2 JP7451108 B2 JP 7451108B2
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JP
Japan
Prior art keywords
end surface
shroud
air passage
pressure side
blade
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.)
Active
Application number
JP2019149245A
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English (en)
Japanese (ja)
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JP2021032082A (ja
JP2021032082A5 (enExample
Inventor
咲生 松尾
哲 羽田
朋子 森川
宏之 大友
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Mitsubishi Heavy Industries Ltd
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Mitsubishi Heavy Industries Ltd
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Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP2019149245A priority Critical patent/JP7451108B2/ja
Priority to KR1020217042181A priority patent/KR102697750B1/ko
Priority to US17/623,021 priority patent/US11834994B2/en
Priority to PCT/JP2020/030187 priority patent/WO2021033564A1/ja
Publication of JP2021032082A publication Critical patent/JP2021032082A/ja
Publication of JP2021032082A5 publication Critical patent/JP2021032082A5/ja
Application granted granted Critical
Publication of JP7451108B2 publication Critical patent/JP7451108B2/ja
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • F16J15/4476—Labyrinth packings with radial path
    • 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
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—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
    • 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
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • 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
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • 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
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/14—Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant
    • 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
    • F02C7/28—Arrangement of seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • 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
    • 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
    • F05D2240/55—Seals
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/185—Two-dimensional patterned serpentine-like
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
JP2019149245A 2019-08-16 2019-08-16 静翼、及びこれを備えているガスタービン Active JP7451108B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2019149245A JP7451108B2 (ja) 2019-08-16 2019-08-16 静翼、及びこれを備えているガスタービン
KR1020217042181A KR102697750B1 (ko) 2019-08-16 2020-08-06 정익, 및 이것을 포함하는 가스 터빈
US17/623,021 US11834994B2 (en) 2019-08-16 2020-08-06 Turbine vane and gas turbine comprising same
PCT/JP2020/030187 WO2021033564A1 (ja) 2019-08-16 2020-08-06 静翼、及びこれを備えているガスタービン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019149245A JP7451108B2 (ja) 2019-08-16 2019-08-16 静翼、及びこれを備えているガスタービン

Publications (3)

Publication Number Publication Date
JP2021032082A JP2021032082A (ja) 2021-03-01
JP2021032082A5 JP2021032082A5 (enExample) 2022-06-08
JP7451108B2 true JP7451108B2 (ja) 2024-03-18

Family

ID=74660913

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019149245A Active JP7451108B2 (ja) 2019-08-16 2019-08-16 静翼、及びこれを備えているガスタービン

Country Status (4)

Country Link
US (1) US11834994B2 (enExample)
JP (1) JP7451108B2 (enExample)
KR (1) KR102697750B1 (enExample)
WO (1) WO2021033564A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3114838B1 (fr) * 2020-10-01 2023-06-16 Safran Aircraft Engines Aube de turbine pour turbomachine d’aéronef, comprenant une plateforme pourvue d’un canal de réjection de flux primaire vers une cavité de purge
US11643969B2 (en) * 2021-04-16 2023-05-09 General Electric Company Split casings and methods of forming and cooling casings
JP7591977B2 (ja) * 2021-05-31 2024-11-29 三菱重工業株式会社 静翼セグメント、ガスタービン、及び静翼セグメントの製造方法
US20250059897A1 (en) 2022-01-06 2025-02-20 Mitsubishi Heavy Industries, Ltd. Turbine static blade, fitting structure, and gas turbine
FR3133063B1 (fr) * 2022-02-25 2024-08-02 Safran Aircraft Engines Aubage de turbomachine, comprenant une pale et une plateforme qui présente un canal interne d’aspiration et d’éjection de flux

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005024696A1 (de) 2004-06-15 2006-01-05 Alstom Technology Ltd Bauteil mit verbesserter Kühlfluidzuführung
JP2006105076A (ja) 2004-10-08 2006-04-20 Mitsubishi Heavy Ind Ltd ガスタービン
JP2007154902A (ja) 2005-12-08 2007-06-21 General Electric Co <Ge> タービンエンジンノズルアセンブリ及びガスタービンエンジン
JP2016011649A (ja) 2014-06-30 2016-01-21 三菱日立パワーシステムズ株式会社 静翼、これを備えているガスタービン、静翼の製造方法、及び静翼の改造方法
JP2016070082A (ja) 2014-09-26 2016-05-09 三菱日立パワーシステムズ株式会社 シール部材
JP2020029852A (ja) 2018-08-24 2020-02-27 三菱日立パワーシステムズ株式会社 翼およびガスタービン

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0902164B1 (de) * 1997-09-15 2003-04-02 ALSTOM (Switzerland) Ltd Plattformkühlung für Gasturbinen
JPH11200807A (ja) * 1998-01-12 1999-07-27 Hitachi Ltd 冷媒回収型ガスタービンおよびその静翼
US6887033B1 (en) * 2003-11-10 2005-05-03 General Electric Company Cooling system for nozzle segment platform edges
US8118554B1 (en) * 2009-06-22 2012-02-21 Florida Turbine Technologies, Inc. Turbine vane with endwall cooling
JP5506834B2 (ja) 2012-01-27 2014-05-28 三菱重工業株式会社 ガスタービン
JP2012107628A (ja) 2012-01-27 2012-06-07 Mitsubishi Heavy Ind Ltd ガスタービン
JP6263365B2 (ja) 2013-11-06 2018-01-17 三菱日立パワーシステムズ株式会社 ガスタービン翼

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005024696A1 (de) 2004-06-15 2006-01-05 Alstom Technology Ltd Bauteil mit verbesserter Kühlfluidzuführung
JP2006105076A (ja) 2004-10-08 2006-04-20 Mitsubishi Heavy Ind Ltd ガスタービン
JP2007154902A (ja) 2005-12-08 2007-06-21 General Electric Co <Ge> タービンエンジンノズルアセンブリ及びガスタービンエンジン
JP2016011649A (ja) 2014-06-30 2016-01-21 三菱日立パワーシステムズ株式会社 静翼、これを備えているガスタービン、静翼の製造方法、及び静翼の改造方法
JP2016070082A (ja) 2014-09-26 2016-05-09 三菱日立パワーシステムズ株式会社 シール部材
JP2020029852A (ja) 2018-08-24 2020-02-27 三菱日立パワーシステムズ株式会社 翼およびガスタービン

Also Published As

Publication number Publication date
JP2021032082A (ja) 2021-03-01
US20220268211A1 (en) 2022-08-25
WO2021033564A1 (ja) 2021-02-25
KR102697750B1 (ko) 2024-08-21
KR20220008921A (ko) 2022-01-21
US11834994B2 (en) 2023-12-05

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