JP6266197B2 - タービンエンジンシール - Google Patents

タービンエンジンシール Download PDF

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Publication number
JP6266197B2
JP6266197B2 JP2011171432A JP2011171432A JP6266197B2 JP 6266197 B2 JP6266197 B2 JP 6266197B2 JP 2011171432 A JP2011171432 A JP 2011171432A JP 2011171432 A JP2011171432 A JP 2011171432A JP 6266197 B2 JP6266197 B2 JP 6266197B2
Authority
JP
Japan
Prior art keywords
seal
teeth
radial surface
tooth
radial
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
JP2011171432A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012041923A (ja
JP2012041923A5 (enExample
Inventor
シャオシン・ゼン
ジョナソン・エドワード・スレプスキ
タオ・グオ
ジョシー・ジョン
スダカール・ニーリ
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 JP2012041923A publication Critical patent/JP2012041923A/ja
Publication of JP2012041923A5 publication Critical patent/JP2012041923A5/ja
Application granted granted Critical
Publication of JP6266197B2 publication Critical patent/JP6266197B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • F16J15/441—Free-space packings with floating ring
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2011171432A 2010-08-18 2011-08-05 タービンエンジンシール Expired - Fee Related JP6266197B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/858,701 US8434766B2 (en) 2010-08-18 2010-08-18 Turbine engine seals
US12/858,701 2010-08-18

Publications (3)

Publication Number Publication Date
JP2012041923A JP2012041923A (ja) 2012-03-01
JP2012041923A5 JP2012041923A5 (enExample) 2014-09-18
JP6266197B2 true JP6266197B2 (ja) 2018-01-24

Family

ID=45561322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011171432A Expired - Fee Related JP6266197B2 (ja) 2010-08-18 2011-08-05 タービンエンジンシール

Country Status (5)

Country Link
US (1) US8434766B2 (enExample)
JP (1) JP6266197B2 (enExample)
DE (1) DE102011052671A1 (enExample)
FR (1) FR2963957B1 (enExample)
RU (1) RU2011134329A (enExample)

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DE102009053954A1 (de) * 2009-11-19 2011-06-09 Siemens Aktiengesellschaft Labyrinthdichtung und Verfahren zum Herstellen einer Labyrinthdichtung
DE202011105609U1 (de) * 2011-09-12 2011-10-13 Alstom Technology Ltd. Labyrinthdichtung
EP2642081A1 (en) * 2012-03-21 2013-09-25 Alstom Technology Ltd Labyrinth seal for turbines
US9057275B2 (en) 2012-06-04 2015-06-16 Geneal Electric Company Nozzle diaphragm inducer
JP2014020509A (ja) * 2012-07-20 2014-02-03 Toshiba Corp シール装置、軸流タービン、および発電プラント
US10066750B2 (en) * 2012-11-13 2018-09-04 Mitsubishi Heavy Industries Compressor Corporation Rotary machine
US20140248117A1 (en) * 2013-03-01 2014-09-04 General Electric Company External midspan packing steam supply
EP2964982B1 (en) 2013-03-08 2018-05-09 Rolls-Royce Corporation Slotted labyrinth seal
CZ2013380A3 (cs) * 2013-05-22 2015-03-25 Doosan Ĺ koda Power s.r.o. Uložení segmentového odtahovacího těsnění ve statoru turbíny
DE202013012218U1 (de) * 2013-10-24 2015-09-21 Man Diesel & Turbo Se Dichtungssystem
JP6131177B2 (ja) * 2013-12-03 2017-05-17 三菱重工業株式会社 シール構造、及び回転機械
EP2987952A1 (de) * 2014-08-20 2016-02-24 Siemens Aktiengesellschaft Dampfturbine und Verfahren zum Betrieb einer Dampfturbine
ITUB20155442A1 (it) * 2015-11-11 2017-05-11 Ge Avio Srl Stadio di un motore a turbina a gas provvisto di una tenuta a labirinto
JP6785041B2 (ja) * 2015-12-10 2020-11-18 三菱パワー株式会社 シール構造及びタービン
JP6601677B2 (ja) * 2016-02-16 2019-11-06 三菱日立パワーシステムズ株式会社 シール装置及び回転機械
JP6712873B2 (ja) * 2016-02-29 2020-06-24 三菱日立パワーシステムズ株式会社 シール構造及びターボ機械
FR3050250B1 (fr) * 2016-04-15 2018-04-13 Safran Transmission Systems Joint sans contact de type labyrinthe obtenu par fabrication additive
DE102016211337A1 (de) * 2016-06-24 2017-12-28 MTU Aero Engines AG Verdickter radial äußerer Ringbereich eines Dichtfins
FR3055353B1 (fr) * 2016-08-25 2018-09-21 Safran Aircraft Engines Ensemble formant joint d'etancheite a labyrinthe pour une turbomachine comportant un abradable et des lechettes inclines
JP6650383B2 (ja) * 2016-10-13 2020-02-19 株式会社神戸製鋼所 ラビリンスシール
JP6623138B2 (ja) * 2016-10-13 2019-12-18 株式会社神戸製鋼所 ラビリンスシール
CN107654354B (zh) * 2017-09-18 2019-04-09 沈阳理工大学 一种摆线轴向迷宫密封齿结构
JP6824862B2 (ja) * 2017-10-25 2021-02-03 株式会社神戸製鋼所 ラビリンスシール、および、ラビリンスシール構造
US10760442B2 (en) * 2018-01-12 2020-09-01 Raytheon Technologies Corporation Non-contact seal with angled land
CN108533757A (zh) * 2018-04-18 2018-09-14 西安交通大学 一种能够增加腔室耗散的迷宫密封结构
JP7054582B2 (ja) * 2018-08-03 2022-04-14 株式会社東芝 シール装置およびターボ機械
JP7281991B2 (ja) * 2019-07-23 2023-05-26 三菱重工業株式会社 シール部材及び回転機械
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
US12000289B2 (en) 2022-03-10 2024-06-04 General Electric Company Seal assemblies for turbine engines and related methods
CN115405372A (zh) * 2022-09-05 2022-11-29 北京航空航天大学 一种包含齿间腔多涡副齿的篦齿结构
US12006829B1 (en) 2023-02-16 2024-06-11 General Electric Company Seal member support system for a gas turbine engine
US12486779B2 (en) 2023-03-08 2025-12-02 General Electric Company Seal support assembly for a turbine engine
US20240410287A1 (en) * 2023-03-21 2024-12-12 Raytheon Technologies Corporation Integral composite stator labyrinth seal
US12421861B2 (en) 2023-03-24 2025-09-23 General Electric Company Seal support assembly for a turbine engine
US12416243B2 (en) 2023-03-24 2025-09-16 General Electric Company Seal support assembly for a turbine engine
US12215587B2 (en) 2023-03-24 2025-02-04 General Electric Company Seal support assembly for a turbine engine
US12372002B2 (en) 2023-03-24 2025-07-29 General Electric Company Seal support assembly for a turbine engine
US12116896B1 (en) 2023-03-24 2024-10-15 General Electric Company Seal support assembly for a turbine engine
US12241375B2 (en) 2023-03-24 2025-03-04 General Electric Company Seal support assembly for a turbine engine
US12215588B2 (en) 2023-03-27 2025-02-04 General Electric Company Seal assembly for a gas turbine engine
US12326089B2 (en) 2023-04-24 2025-06-10 General Electric Company Seal assembly for a gas turbine engine
CN119594052A (zh) * 2023-09-08 2025-03-11 中国航发商用航空发动机有限责任公司 封严结构、封严方法、压气机以及燃气涡轮发动机
KR102828139B1 (ko) * 2024-10-22 2025-07-03 터보파워텍(주) 발전 터빈용 실링 장치
KR102828135B1 (ko) * 2024-10-22 2025-07-03 터보파워텍(주) 발전 터빈용 실링 장치

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US4351532A (en) 1975-10-01 1982-09-28 United Technologies Corporation Labyrinth seal
US4046388A (en) * 1976-03-09 1977-09-06 Westinghouse Electric Corporation Seal arrangement utilizing deflector seals of reduced radial dimension
US5639095A (en) * 1988-01-04 1997-06-17 Twentieth Technology Low-leakage and low-instability labyrinth seal
US5244216A (en) 1988-01-04 1993-09-14 The Texas A & M University System Labyrinth seal
US4820119A (en) 1988-05-23 1989-04-11 United Technologies Corporation Inner turbine seal
US5029876A (en) 1988-12-14 1991-07-09 General Electric Company Labyrinth seal system
US5749584A (en) 1992-11-19 1998-05-12 General Electric Company Combined brush seal and labyrinth seal segment for rotary machines
JPH1151200A (ja) * 1997-08-06 1999-02-23 Mitsubishi Heavy Ind Ltd ラビリンスシール
US5890873A (en) 1997-08-13 1999-04-06 General Electric Co. Labyrinth seal for a turbine bucket cover
US6261057B1 (en) 1999-10-04 2001-07-17 General Electric Company Arrangement and method for accurately radially locating a turbine brush seal
US6860483B2 (en) 2002-09-10 2005-03-01 United Technologies Corporation Gas film hydraulic shaft seal
US7344357B2 (en) 2005-09-02 2008-03-18 General Electric Company Methods and apparatus for assembling a rotary machine
EP1898054B1 (de) * 2006-08-25 2018-05-30 Ansaldo Energia IP UK Limited Gasturbine
JP2009085256A (ja) * 2007-09-28 2009-04-23 Hitachi Ltd 回転流体機械のシール装置
GB2492546A (en) * 2011-07-04 2013-01-09 Alstom Technology Ltd A labyrinth seal for an axial fluid flow turbomachine

Also Published As

Publication number Publication date
DE102011052671A1 (de) 2012-04-26
FR2963957B1 (fr) 2015-09-04
JP2012041923A (ja) 2012-03-01
US20120043728A1 (en) 2012-02-23
US8434766B2 (en) 2013-05-07
RU2011134329A (ru) 2013-02-27
FR2963957A1 (fr) 2012-02-24

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