KR102031510B1 - 시일 구조 및 터빈 - Google Patents

시일 구조 및 터빈 Download PDF

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Publication number
KR102031510B1
KR102031510B1 KR1020187015664A KR20187015664A KR102031510B1 KR 102031510 B1 KR102031510 B1 KR 102031510B1 KR 1020187015664 A KR1020187015664 A KR 1020187015664A KR 20187015664 A KR20187015664 A KR 20187015664A KR 102031510 B1 KR102031510 B1 KR 102031510B1
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South Korea
Prior art keywords
seal
radial direction
seal structure
rotor
pins
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KR1020187015664A
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English (en)
Korean (ko)
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KR20180075665A (ko
Inventor
요시히로 구와무라
에이지 고니시
도요하루 니시카와
신 니시모토
히데카즈 우에하라
Original Assignee
미츠비시 히타치 파워 시스템즈 가부시키가이샤
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Publication of KR20180075665A publication Critical patent/KR20180075665A/ko
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    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • 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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
    • F16J15/20—Packing materials therefor
    • F16J15/22—Packing materials therefor shaped as strands, ropes, threads, ribbons, or the like
    • 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
    • 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
    • F16J15/4472—Labyrinth packings with axial path
    • 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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • F05D2220/31—Application in turbines in steam 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/23—Three-dimensional prismatic
    • F05D2250/232—Three-dimensional prismatic conical
    • 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
    • F05D2250/30—Arrangement of components
    • F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
    • F05D2250/312—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being parallel to each other
    • 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
    • F05D2250/30—Arrangement of components
    • F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
    • F05D2250/314—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being inclined in relation to each other
    • 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
    • F05D2250/30—Arrangement of components
    • F05D2250/32—Arrangement of components according to their shape
    • F05D2250/324—Arrangement of components according to their shape divergent

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Devices (AREA)
KR1020187015664A 2015-12-10 2016-11-24 시일 구조 및 터빈 Active KR102031510B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2015-241452 2015-12-10
JP2015241452A JP6785041B2 (ja) 2015-12-10 2015-12-10 シール構造及びタービン
PCT/JP2016/084819 WO2017098932A1 (ja) 2015-12-10 2016-11-24 シール構造及びタービン

Publications (2)

Publication Number Publication Date
KR20180075665A KR20180075665A (ko) 2018-07-04
KR102031510B1 true KR102031510B1 (ko) 2019-10-11

Family

ID=59014114

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187015664A Active KR102031510B1 (ko) 2015-12-10 2016-11-24 시일 구조 및 터빈

Country Status (6)

Country Link
US (1) US10975711B2 (enExample)
JP (1) JP6785041B2 (enExample)
KR (1) KR102031510B1 (enExample)
CN (1) CN108368745B (enExample)
DE (1) DE112016005689T5 (enExample)
WO (1) WO2017098932A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100860325B1 (ko) * 2002-07-02 2008-09-26 주식회사 포스코 출선구 개공기의 센터조정장치

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6530918B2 (ja) * 2015-01-22 2019-06-12 三菱日立パワーシステムズ株式会社 タービン
JP6227572B2 (ja) * 2015-01-27 2017-11-08 三菱日立パワーシステムズ株式会社 タービン
DE102018210513A1 (de) 2018-06-27 2020-01-02 MTU Aero Engines AG Rotor für eine Strömungsmaschine und Strömungsmaschine mit einem solchen Rotor
KR102485641B1 (ko) * 2018-07-13 2023-01-06 미츠비시 파워 가부시키가이샤 플로 가이드, 증기 터빈, 내측 부재 및 플로 가이드의 제조 방법
FR3084398B1 (fr) * 2018-07-24 2021-04-16 Safran Aircraft Engines Aube de turbine
CN110296204B (zh) * 2019-07-26 2024-09-17 株洲齿轮有限责任公司 轴密封结构及一体化驱动系统
JP6808872B1 (ja) * 2020-04-28 2021-01-06 三菱パワー株式会社 シール装置及び回転機械
JP7515010B2 (ja) 2021-03-30 2024-07-11 三菱重工業株式会社 シールリングの製造方法、タービンの組立方法及びタービン

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012041923A (ja) * 2010-08-18 2012-03-01 General Electric Co <Ge> タービンエンジンシール
JP2013019537A (ja) * 2011-07-04 2013-01-31 Alstom Technology Ltd ラビリンスシール
JP2015169077A (ja) * 2014-03-04 2015-09-28 三菱日立パワーシステムズ株式会社 シール構造、及び回転機械

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2409247A (en) * 2003-12-20 2005-06-22 Rolls Royce Plc A seal arrangement
JP2009047043A (ja) 2007-08-17 2009-03-05 Mitsubishi Heavy Ind Ltd 軸流タービン
US20110156359A1 (en) 2009-12-31 2011-06-30 General Electric Company Turbine engine seals
JP5484990B2 (ja) 2010-03-30 2014-05-07 三菱重工業株式会社 タービン
JP5709447B2 (ja) * 2010-09-28 2015-04-30 三菱日立パワーシステムズ株式会社 タービン
JP5517910B2 (ja) * 2010-12-22 2014-06-11 三菱重工業株式会社 タービン、及びシール構造
EP2642081A1 (en) 2012-03-21 2013-09-25 Alstom Technology Ltd Labyrinth seal for turbines
JP5916458B2 (ja) 2012-03-23 2016-05-11 三菱日立パワーシステムズ株式会社 タービン
JP6490498B2 (ja) * 2015-06-03 2019-03-27 三菱日立パワーシステムズ株式会社 シール装置および回転機械

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012041923A (ja) * 2010-08-18 2012-03-01 General Electric Co <Ge> タービンエンジンシール
JP2013019537A (ja) * 2011-07-04 2013-01-31 Alstom Technology Ltd ラビリンスシール
JP2015169077A (ja) * 2014-03-04 2015-09-28 三菱日立パワーシステムズ株式会社 シール構造、及び回転機械

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100860325B1 (ko) * 2002-07-02 2008-09-26 주식회사 포스코 출선구 개공기의 센터조정장치

Also Published As

Publication number Publication date
JP6785041B2 (ja) 2020-11-18
US20180371927A1 (en) 2018-12-27
KR20180075665A (ko) 2018-07-04
JP2017106395A (ja) 2017-06-15
DE112016005689T5 (de) 2018-08-30
CN108368745B (zh) 2020-06-30
WO2017098932A1 (ja) 2017-06-15
US10975711B2 (en) 2021-04-13
CN108368745A (zh) 2018-08-03

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