CN100554648C - 涡轮机叶片顶端的静态密封条段的端面间隙密封及其改进 - Google Patents

涡轮机叶片顶端的静态密封条段的端面间隙密封及其改进 Download PDF

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Publication number
CN100554648C
CN100554648C CN03143695.1A CN03143695A CN100554648C CN 100554648 C CN100554648 C CN 100554648C CN 03143695 A CN03143695 A CN 03143695A CN 100554648 C CN100554648 C CN 100554648C
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CN
China
Prior art keywords
seal
sealing
circumferentially
key
segments
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
CN03143695.1A
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English (en)
Chinese (zh)
Other versions
CN1475656A (zh
Inventor
S·S·博德吉克
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General Electric Co
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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.)
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of CN1475656A publication Critical patent/CN1475656A/zh
Application granted granted Critical
Publication of CN100554648C publication Critical patent/CN100554648C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • F01D11/02—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
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • F05D2230/642—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins using maintaining alignment while permitting differential dilatation
    • 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
    • F05D2240/40—Use of a multiplicity of similar components

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
CN03143695.1A 2002-07-30 2003-07-30 涡轮机叶片顶端的静态密封条段的端面间隙密封及其改进 Expired - Fee Related CN100554648C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/207385 2002-07-30
US10/207,385 US6722846B2 (en) 2002-07-30 2002-07-30 Endface gap sealing of steam turbine bucket tip static seal segments and retrofitting thereof

Publications (2)

Publication Number Publication Date
CN1475656A CN1475656A (zh) 2004-02-18
CN100554648C true CN100554648C (zh) 2009-10-28

Family

ID=30115190

Family Applications (1)

Application Number Title Priority Date Filing Date
CN03143695.1A Expired - Fee Related CN100554648C (zh) 2002-07-30 2003-07-30 涡轮机叶片顶端的静态密封条段的端面间隙密封及其改进

Country Status (4)

Country Link
US (1) US6722846B2 (https=)
EP (1) EP1387044A3 (https=)
JP (1) JP2004060660A (https=)
CN (1) CN100554648C (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0319002D0 (en) * 2003-05-13 2003-09-17 Alstom Switzerland Ltd Improvements in or relating to steam turbines
US6971844B2 (en) * 2003-05-29 2005-12-06 General Electric Company Horizontal joint sealing system for steam turbine diaphragm assemblies
DE102004037356B4 (de) * 2004-07-30 2017-11-23 Ansaldo Energia Ip Uk Limited Wandstruktur zur Begrenzung eines Heißgaspfads
US7229246B2 (en) * 2004-09-30 2007-06-12 General Electric Company Compliant seal and system and method thereof
US20060088409A1 (en) * 2004-10-21 2006-04-27 General Electric Company Grouped reaction nozzle tip shrouds with integrated seals
US7287956B2 (en) * 2004-12-22 2007-10-30 General Electric Company Removable abradable seal carriers for sealing between rotary and stationary turbine components
FR2923525B1 (fr) * 2007-11-13 2009-12-18 Snecma Etancheite d'un anneau de rotor dans un etage de turbine
RU2403418C2 (ru) * 2008-05-27 2010-11-10 Закрытое акционерное общество "Уральский турбинный завод" Уплотнение статора турбины
US20090304493A1 (en) * 2008-06-09 2009-12-10 General Electric Company Axially oriented shingle face seal for turbine rotor and related method
US8684673B2 (en) 2010-06-02 2014-04-01 Siemens Energy, Inc. Static seal for turbine engine
EP2392784A1 (en) * 2010-06-04 2011-12-07 Siemens Aktiengesellschaft Steam turbine assembly and method of assembling a steam turbine
EP2407641A1 (de) * 2010-07-13 2012-01-18 Siemens Aktiengesellschaft Dichtelement zur Dichtung eines Spalts sowie Dichtungsanordnung
EP2428649A1 (de) * 2010-09-10 2012-03-14 Siemens Aktiengesellschaft Drallbrecher in einer Leckageströmung einer Strömungsmaschine
US8348280B2 (en) 2010-10-22 2013-01-08 General Electric Company Seal apparatus
US20130064638A1 (en) * 2011-09-08 2013-03-14 Moorthi Subramaniyan Boundary Layer Blowing Using Steam Seal Leakage Flow
KR101906949B1 (ko) 2012-02-29 2018-10-11 한화에어로스페이스 주식회사 터빈 시일 조립체 및 이를 구비한 터빈 장치
US9347322B2 (en) 2012-11-01 2016-05-24 Siemens Aktiengesellschaft Gas turbine including belly band seal anti-rotation device
US10550706B2 (en) * 2013-12-12 2020-02-04 United Technolgies Corporation Wrapped dog bone seal
KR101643900B1 (ko) * 2015-06-05 2016-07-29 두산중공업 주식회사 터빈 실링을 위한 탄성 실
FR3068070B1 (fr) * 2017-06-26 2019-07-19 Safran Aircraft Engines Turbine pour turbomachine
KR102536162B1 (ko) * 2022-11-18 2023-05-26 터보파워텍(주) 3d프린팅에 의한 가스터빈 슈라우드 블록 제조방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4759687A (en) * 1986-04-24 1988-07-26 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Turbine ring incorporating elements of a ceramic composition divided into sectors
US5738490A (en) * 1996-05-20 1998-04-14 Pratt & Whitney Canada, Inc. Gas turbine engine shroud seals
US5971400A (en) * 1998-08-10 1999-10-26 General Electric Company Seal assembly and rotary machine containing such seal assembly
US20010007384A1 (en) * 1992-11-19 2001-07-12 General Electric Company Combined brush seal and labyrinth seal segment for rotary machines

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5049032A (en) * 1990-04-30 1991-09-17 Brandon Ronald E Particulate seal for elastic fluid turbines
US5395124A (en) * 1993-01-04 1995-03-07 Imo Industries, Inc. Retractible segmented packing ring for fluid turbines having gravity springs to neutralize packing segment weight forces
US5547340A (en) 1994-03-23 1996-08-20 Imo Industries, Inc. Spillstrip design for elastic fluid turbines
US5487549A (en) * 1994-10-24 1996-01-30 Demag Delaval Turbomachinery Corp. Turbocare Division Turbine interfitting packing with cam adjustment
US5624227A (en) 1995-11-07 1997-04-29 General Electric Co. Seal for gas turbines
CN1215251C (zh) * 1996-08-05 2005-08-17 罗纳德·E·布兰登 流体涡轮机的密封装置
US5934687A (en) 1997-07-07 1999-08-10 General Electric Company Gas-path leakage seal for a turbine
US6027121A (en) * 1997-10-23 2000-02-22 General Electric Co. Combined brush/labyrinth seal for rotary machines
US6045134A (en) * 1998-02-04 2000-04-04 General Electric Co. Combined labyrinth and brush seals for rotary machines
US6059525A (en) * 1998-05-19 2000-05-09 General Electric Co. Low strain shroud for a turbine technical field
US6286211B1 (en) * 1999-03-24 2001-09-11 General Electric Company Method for making a brush-tooth seal
US6308958B1 (en) * 1999-10-12 2001-10-30 General Electric Company Arrangement and method for radially positioning a turbine brush seal
US6550777B2 (en) * 2001-06-19 2003-04-22 General Electric Company Split packing ring segment for a brush seal insert in a rotary machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4759687A (en) * 1986-04-24 1988-07-26 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Turbine ring incorporating elements of a ceramic composition divided into sectors
US20010007384A1 (en) * 1992-11-19 2001-07-12 General Electric Company Combined brush seal and labyrinth seal segment for rotary machines
US5738490A (en) * 1996-05-20 1998-04-14 Pratt & Whitney Canada, Inc. Gas turbine engine shroud seals
US5971400A (en) * 1998-08-10 1999-10-26 General Electric Company Seal assembly and rotary machine containing such seal assembly

Also Published As

Publication number Publication date
US20040022626A1 (en) 2004-02-05
EP1387044A3 (en) 2005-10-26
JP2004060660A (ja) 2004-02-26
US6722846B2 (en) 2004-04-20
EP1387044A2 (en) 2004-02-04
CN1475656A (zh) 2004-02-18

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091028

Termination date: 20110730