BE852276A - Joint tournant en labyrinthe - Google Patents

Joint tournant en labyrinthe

Info

Publication number
BE852276A
BE852276A BE175638A BE175638A BE852276A BE 852276 A BE852276 A BE 852276A BE 175638 A BE175638 A BE 175638A BE 175638 A BE175638 A BE 175638A BE 852276 A BE852276 A BE 852276A
Authority
BE
Belgium
Prior art keywords
rotating joint
labyrinth rotating
labyrinth
joint
rotating
Prior art date
Application number
BE175638A
Other languages
English (en)
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of BE852276A publication Critical patent/BE852276A/fr

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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
BE175638A 1976-03-09 1977-03-09 Joint tournant en labyrinthe BE852276A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66534676A 1976-03-09 1976-03-09

Publications (1)

Publication Number Publication Date
BE852276A true BE852276A (fr) 1977-09-09

Family

ID=24669746

Family Applications (1)

Application Number Title Priority Date Filing Date
BE175638A BE852276A (fr) 1976-03-09 1977-03-09 Joint tournant en labyrinthe

Country Status (8)

Country Link
US (1) US4103905A (fr)
JP (1) JPS52109065A (fr)
BE (1) BE852276A (fr)
CA (1) CA1063139A (fr)
ES (1) ES456194A1 (fr)
FR (1) FR2343944A1 (fr)
GB (1) GB1535663A (fr)
IT (1) IT1076876B (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239452A (en) * 1978-06-26 1980-12-16 United Technologies Corporation Blade tip shroud for a compression stage of a gas turbine engine
US4411594A (en) * 1979-06-30 1983-10-25 Rolls-Royce Limited Support member and a component supported thereby
US4807891A (en) * 1987-07-06 1989-02-28 The United States Of America As Represented By The Secretary Of The Air Force Electromagnetic pulse rotary seal
US4897021A (en) * 1988-06-02 1990-01-30 United Technologies Corporation Stator vane asssembly for an axial flow rotary machine
US5046718A (en) * 1989-12-28 1991-09-10 The Dow Chemical Company Floating ring labyrinth-type dynamic shaft seal and process for using same
US5603510A (en) * 1991-06-13 1997-02-18 Sanders; William P. Variable clearance seal assembly
US5316405A (en) * 1992-10-29 1994-05-31 Josif Atanasoski Cyclone seal expansion joint
US5362072A (en) * 1992-12-21 1994-11-08 Imo Industries, Inc., Quabbin Division Turbine radial adjustable labyrinth seal
DE4415551A1 (de) * 1994-05-03 1995-11-09 Didier Werke Ag Einspannvorrichtung für eine keramische Verschlußplatte
US6042334A (en) * 1998-08-17 2000-03-28 General Electric Company Compressor interstage seal
US6418727B1 (en) 2000-03-22 2002-07-16 Allison Advanced Development Company Combustor seal assembly
FR2832180B1 (fr) * 2001-11-14 2005-02-18 Snecma Moteurs Revetement abradable pour parois de turbines a gaz
US6612809B2 (en) 2001-11-28 2003-09-02 General Electric Company Thermally compliant discourager seal
US6669203B1 (en) * 2002-07-11 2003-12-30 General Electric Company Brush seal placement between rotating and stationary components with reversely bent leaf spring
US6935634B2 (en) * 2003-05-08 2005-08-30 General Electric Company Steam turbine packing spring
US20050067788A1 (en) * 2003-09-25 2005-03-31 Siemens Westinghouse Power Corporation Outer air seal assembly
US7004475B2 (en) * 2003-09-26 2006-02-28 Siemens Westinghouse Power Corporation Flow dam design for labyrinth seals to promote rotor stability
US7562880B2 (en) * 2004-02-09 2009-07-21 Siemens Energy, Inc. Seal usable between thermally movable components
EP1715224A1 (fr) * 2005-04-18 2006-10-25 Siemens Aktiengesellschaft Joint d'étanchéité de turbomachine
US20080100003A1 (en) * 2006-10-30 2008-05-01 Dennis R Vance Biased wall seals for extension unit
EP2202385A1 (fr) * 2008-12-24 2010-06-30 Techspace Aero S.A. Traitement de carter de compresseur de turbomachine consistant en une rainure circulaire décrivant une ondulation en vue de contrôler les tourbillons de tête d'aubes
US20100196139A1 (en) * 2009-02-02 2010-08-05 Beeck Alexander R Leakage flow minimization system for a turbine engine
US20120076642A1 (en) * 2010-09-23 2012-03-29 Chiu Ya-Tien Sealing assembly for use in turbomachines and method of assembling same
JP2012102831A (ja) * 2010-11-12 2012-05-31 Hitachi Ltd ラビリンスシール装置、およびそれを用いたターボ機械
KR101327861B1 (ko) * 2013-06-28 2013-11-11 조정봉 오일 디플렉터
JP2015195668A (ja) * 2014-03-31 2015-11-05 ファナック株式会社 シール部材を備えた電動機及び電動機の製造方法
GB201417307D0 (en) 2014-10-01 2014-11-12 Rolls Royce Plc Sealing element
US10359117B2 (en) * 2017-03-06 2019-07-23 General Electric Company Aspirating face seal with non-coiled retraction springs
FR3071281B1 (fr) * 2017-09-18 2022-01-07 Thermodyn Machine tournante comprenant un systeme d'amortissement d'un joint d'etancheite
US10711629B2 (en) 2017-09-20 2020-07-14 Generl Electric Company Method of clearance control for an interdigitated turbine engine
US10458267B2 (en) 2017-09-20 2019-10-29 General Electric Company Seal assembly for counter rotating turbine assembly
US11428160B2 (en) 2020-12-31 2022-08-30 General Electric Company Gas turbine engine with interdigitated turbine and gear assembly

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US945180A (en) * 1910-01-04 Birger Ljungstroem Rotating baffling device for gas-turbines.
US935286A (en) * 1904-09-27 1909-09-28 Westinghouse Machine Co Elastic-fluid turbine.
US1338955A (en) * 1919-07-19 1920-05-04 Cook Carbon-gland
US1694566A (en) * 1925-12-31 1928-12-11 Simplex Piston Ring Company Expander for sealing rings
GB444814A (en) * 1933-10-04 1936-03-26 Escher Wyss Maschf Ag Labyrinth packing for rotating parts of machinery, particularly parts of steam and gas turbines
US2486088A (en) * 1945-02-19 1949-10-25 Anthony P Yaros Oil seal
US2945730A (en) * 1956-08-24 1960-07-19 Tyson Bearing Corp Seal for a separable bearing that locks the bearing partsinto a unit
US3082010A (en) * 1958-01-20 1963-03-19 Rolls Royce Labyrinth seals
US2946609A (en) * 1958-04-08 1960-07-26 Orenda Engines Ltd Labyrinth seal
GB918594A (en) * 1961-02-24 1963-02-13 Ass Elect Ind Improvements relating to shaft packing glands for steam turbines
US3109661A (en) * 1962-01-10 1963-11-05 Frank H Swaim Low torque rotary seal
US3503616A (en) * 1967-12-26 1970-03-31 Westinghouse Electric Corp Eccentric bushing for gland case keys
US3501246A (en) * 1967-12-29 1970-03-17 Westinghouse Electric Corp Axial fluid-flow machine

Also Published As

Publication number Publication date
ES456194A1 (es) 1978-05-01
FR2343944B1 (fr) 1983-12-09
CA1063139A (fr) 1979-09-25
GB1535663A (en) 1978-12-13
JPS52109065A (en) 1977-09-12
JPS5434108B2 (fr) 1979-10-24
IT1076876B (it) 1985-04-27
US4103905A (en) 1978-08-01
FR2343944A1 (fr) 1977-10-07

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19840309