CN103216274B - 具有轴向柔性臂的近流动路径密封件 - Google Patents

具有轴向柔性臂的近流动路径密封件 Download PDF

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Publication number
CN103216274B
CN103216274B CN201310021826.1A CN201310021826A CN103216274B CN 103216274 B CN103216274 B CN 103216274B CN 201310021826 A CN201310021826 A CN 201310021826A CN 103216274 B CN103216274 B CN 103216274B
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CN
China
Prior art keywords
arm
flow path
path sealing
sealing member
nearly flow
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
CN201310021826.1A
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English (en)
Chinese (zh)
Other versions
CN103216274A (zh
Inventor
J.W.小哈里斯
B.J.贝丁
B.D.波特
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 Company PLC
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 CN103216274A publication Critical patent/CN103216274A/zh
Application granted granted Critical
Publication of CN103216274B publication Critical patent/CN103216274B/zh
Active legal-status Critical Current
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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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • 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
    • F05D2220/321—Application in turbines in gas turbines for a special turbine stage
    • F05D2220/3213—Application in turbines in gas turbines for a special turbine stage an intermediate stage of the turbine

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Gasket Seals (AREA)
CN201310021826.1A 2012-01-20 2013-01-21 具有轴向柔性臂的近流动路径密封件 Active CN103216274B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/354,365 2012-01-20
US13/354,365 US9080456B2 (en) 2012-01-20 2012-01-20 Near flow path seal with axially flexible arms
US13/354365 2012-01-20

Publications (2)

Publication Number Publication Date
CN103216274A CN103216274A (zh) 2013-07-24
CN103216274B true CN103216274B (zh) 2016-08-03

Family

ID=47603353

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310021826.1A Active CN103216274B (zh) 2012-01-20 2013-01-21 具有轴向柔性臂的近流动路径密封件

Country Status (5)

Country Link
US (1) US9080456B2 (enExample)
EP (1) EP2650482B1 (enExample)
JP (1) JP6106439B2 (enExample)
CN (1) CN103216274B (enExample)
RU (1) RU2617037C2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017161114A1 (en) 2016-03-16 2017-09-21 Zephyros, Inc. Flexible members for sealing, baffling, or reinforcing
CN109611160B (zh) * 2018-12-26 2020-08-11 北京航空航天大学 转动件流体封严“马蹄型”篦齿
IT202000004585A1 (it) * 2020-03-04 2021-09-04 Nuovo Pignone Tecnologie Srl Turbina e pala perfezionate per la protezione della radice dai gas caldi del percorso del flusso.

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5816776A (en) * 1996-02-08 1998-10-06 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Labyrinth disk with built-in stiffener for turbomachine rotor
US6464453B2 (en) * 2000-12-04 2002-10-15 General Electric Company Turbine interstage sealing ring
CN1611754A (zh) * 2003-09-02 2005-05-04 通用电气公司 减少燃气涡轮发动机内密封件的摩擦方法和装置
CN101818661A (zh) * 2009-02-13 2010-09-01 通用电气公司 悬链式涡轮密封系统
CN101845996A (zh) * 2009-01-14 2010-09-29 通用电气公司 用于在燃气轮机中减少二次空气流的装置和系统
EP2365235A1 (en) * 2010-03-08 2011-09-14 General Electric Company Cooled turbine rim seal

Family Cites Families (22)

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Publication number Priority date Publication date Assignee Title
US3551068A (en) * 1968-10-25 1970-12-29 Westinghouse Electric Corp Rotor structure for an axial flow machine
US4309147A (en) * 1979-05-21 1982-01-05 General Electric Company Foreign particle separator
US4645424A (en) * 1984-07-23 1987-02-24 United Technologies Corporation Rotating seal for gas turbine engine
US4869640A (en) * 1988-09-16 1989-09-26 United Technologies Corporation Controlled temperature rotating seal
US5288210A (en) * 1991-10-30 1994-02-22 General Electric Company Turbine disk attachment system
US5226785A (en) * 1991-10-30 1993-07-13 General Electric Company Impeller system for a gas turbine engine
RU2146013C1 (ru) * 1994-12-27 2000-02-27 Владимиров Порфирий Сергеевич Способ уплотнения рабочих камер роторного двигателя
GB2307520B (en) 1995-11-14 1999-07-07 Rolls Royce Plc A gas turbine engine
EP1371814A1 (en) 2002-06-11 2003-12-17 ALSTOM (Switzerland) Ltd Sealing arrangement for a rotor of a turbomachine
US7488153B2 (en) 2002-07-01 2009-02-10 Alstom Technology Ltd. Steam turbine
US7252481B2 (en) 2004-05-14 2007-08-07 Pratt & Whitney Canada Corp. Natural frequency tuning of gas turbine engine blades
US7410345B2 (en) 2005-04-11 2008-08-12 General Electric Company Turbine nozzle retention key
US8573940B2 (en) 2006-07-07 2013-11-05 United Technologies Corporation Interlocking knife edge seals
EP1898054B1 (de) 2006-08-25 2018-05-30 Ansaldo Energia IP UK Limited Gasturbine
US7870742B2 (en) 2006-11-10 2011-01-18 General Electric Company Interstage cooled turbine engine
RU2403418C2 (ru) * 2008-05-27 2010-11-10 Закрытое акционерное общество "Уральский турбинный завод" Уплотнение статора турбины
US8206119B2 (en) 2009-02-05 2012-06-26 General Electric Company Turbine coverplate systems
US20100232939A1 (en) 2009-03-12 2010-09-16 General Electric Company Machine Seal Assembly
US8696320B2 (en) 2009-03-12 2014-04-15 General Electric Company Gas turbine having seal assembly with coverplate and seal
US8348603B2 (en) 2009-04-02 2013-01-08 General Electric Company Gas turbine inner flowpath coverpiece
US8007230B2 (en) 2010-01-05 2011-08-30 General Electric Company Turbine seal plate assembly
DE102010007724A1 (de) 2010-02-12 2011-08-18 Rolls-Royce Deutschland Ltd & Co KG, 15827 Schraubenlose Zwischenstufendichtung einer Gasturbine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5816776A (en) * 1996-02-08 1998-10-06 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Labyrinth disk with built-in stiffener for turbomachine rotor
US6464453B2 (en) * 2000-12-04 2002-10-15 General Electric Company Turbine interstage sealing ring
CN1611754A (zh) * 2003-09-02 2005-05-04 通用电气公司 减少燃气涡轮发动机内密封件的摩擦方法和装置
CN101845996A (zh) * 2009-01-14 2010-09-29 通用电气公司 用于在燃气轮机中减少二次空气流的装置和系统
CN101818661A (zh) * 2009-02-13 2010-09-01 通用电气公司 悬链式涡轮密封系统
EP2365235A1 (en) * 2010-03-08 2011-09-14 General Electric Company Cooled turbine rim seal

Also Published As

Publication number Publication date
US9080456B2 (en) 2015-07-14
JP2013148088A (ja) 2013-08-01
RU2013102144A (ru) 2014-07-27
RU2617037C2 (ru) 2017-04-19
US20130187339A1 (en) 2013-07-25
EP2650482A1 (en) 2013-10-16
EP2650482B1 (en) 2014-09-17
CN103216274A (zh) 2013-07-24
JP6106439B2 (ja) 2017-03-29

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C06 Publication
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
TR01 Transfer of patent right

Effective date of registration: 20240103

Address after: Swiss Baden

Patentee after: GENERAL ELECTRIC CO. LTD.

Address before: New York State, USA

Patentee before: General Electric Co.

TR01 Transfer of patent right