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
sealing
section
groove
key formula
face
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)
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CN1475656A (zh
Inventor
S·S·博德吉克
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General Electric Co
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General Electric Co
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Filing date
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
US10/207,385 US6722846B2 (en) 2002-07-30 2002-07-30 Endface gap sealing of steam turbine bucket tip static seal segments and retrofitting thereof
US10/207385 2002-07-30

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 (enExample)
EP (1) EP1387044A3 (enExample)
JP (1) JP2004060660A (enExample)
CN (1) CN100554648C (enExample)

Families Citing this family (21)

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

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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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