RU2617037C2 - Уплотнение для газовой турбины, расположенное вблизи проточного тракта - Google Patents

Уплотнение для газовой турбины, расположенное вблизи проточного тракта Download PDF

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Publication number
RU2617037C2
RU2617037C2 RU2013102144A RU2013102144A RU2617037C2 RU 2617037 C2 RU2617037 C2 RU 2617037C2 RU 2013102144 A RU2013102144 A RU 2013102144A RU 2013102144 A RU2013102144 A RU 2013102144A RU 2617037 C2 RU2617037 C2 RU 2617037C2
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RU
Russia
Prior art keywords
shoulder
seal
base
configuration
shoulders
Prior art date
Application number
RU2013102144A
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English (en)
Russian (ru)
Other versions
RU2013102144A (ru
Inventor
МЛ. Джон Уэсли ХАРРИС
Брюс Дж. БЭДДИНГ
Брайан Д. ПОТТЕР
Original Assignee
Дженерал Электрик Компани
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Application filed by Дженерал Электрик Компани filed Critical Дженерал Электрик Компани
Publication of RU2013102144A publication Critical patent/RU2013102144A/ru
Application granted granted Critical
Publication of RU2617037C2 publication Critical patent/RU2617037C2/ru

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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
    • F01D11/001—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)
RU2013102144A 2012-01-20 2013-01-18 Уплотнение для газовой турбины, расположенное вблизи проточного тракта RU2617037C2 (ru)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
RU2013102144A RU2013102144A (ru) 2014-07-27
RU2617037C2 true RU2617037C2 (ru) 2017-04-19

Family

ID=47603353

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2013102144A RU2617037C2 (ru) 2012-01-20 2013-01-18 Уплотнение для газовой турбины, расположенное вблизи проточного тракта

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
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
RU2146013C1 (ru) * 1994-12-27 2000-02-27 Владимиров Порфирий Сергеевич Способ уплотнения рабочих камер роторного двигателя
US20020067987A1 (en) * 2000-12-04 2002-06-06 Toborg Steven Milo Turbine interstage sealing ring
US20100178160A1 (en) * 2009-01-14 2010-07-15 General Electric Company Device and system for reducing secondary air flow in a gas turbine
RU2403418C2 (ru) * 2008-05-27 2010-11-10 Закрытое акционерное общество "Уральский турбинный завод" Уплотнение статора турбины

Family Cites Families (22)

* Cited by examiner, † Cited by third party
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
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
GB2307520B (en) 1995-11-14 1999-07-07 Rolls Royce Plc A gas turbine engine
FR2744761B1 (fr) * 1996-02-08 1998-03-13 Snecma Disque labyrinthe avec raidisseur incorpore pour rotor de turbomachine
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
US6899520B2 (en) * 2003-09-02 2005-05-31 General Electric Company Methods and apparatus to reduce seal rubbing within gas turbine engines
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
US8206119B2 (en) 2009-02-05 2012-06-26 General Electric Company Turbine coverplate systems
US8235656B2 (en) * 2009-02-13 2012-08-07 General Electric Company Catenary turbine seal 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
US8382432B2 (en) 2010-03-08 2013-02-26 General Electric Company Cooled turbine rim seal

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
RU2146013C1 (ru) * 1994-12-27 2000-02-27 Владимиров Порфирий Сергеевич Способ уплотнения рабочих камер роторного двигателя
US20020067987A1 (en) * 2000-12-04 2002-06-06 Toborg Steven Milo Turbine interstage sealing ring
RU2403418C2 (ru) * 2008-05-27 2010-11-10 Закрытое акционерное общество "Уральский турбинный завод" Уплотнение статора турбины
US20100178160A1 (en) * 2009-01-14 2010-07-15 General Electric Company Device and system for reducing secondary air flow in a gas turbine

Also Published As

Publication number Publication date
US9080456B2 (en) 2015-07-14
JP2013148088A (ja) 2013-08-01
RU2013102144A (ru) 2014-07-27
US20130187339A1 (en) 2013-07-25
EP2650482A1 (en) 2013-10-16
EP2650482B1 (en) 2014-09-17
CN103216274B (zh) 2016-08-03
CN103216274A (zh) 2013-07-24
JP6106439B2 (ja) 2017-03-29

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