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DE69411227D1 - Labyrinth-Gasdichtung - Google Patents

Labyrinth-Gasdichtung

Info

Publication number
DE69411227D1
DE69411227D1 DE69411227T DE69411227T DE69411227D1 DE 69411227 D1 DE69411227 D1 DE 69411227D1 DE 69411227 T DE69411227 T DE 69411227T DE 69411227 T DE69411227 T DE 69411227T DE 69411227 D1 DE69411227 D1 DE 69411227D1
Authority
DE
Germany
Prior art keywords
maze
gas seal
seal
gas
maze gas
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 - Lifetime
Application number
DE69411227T
Other languages
English (en)
Other versions
DE69411227T2 (de
Inventor
Dale Fred Marshall
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.)
Dresser Rand Co
Original Assignee
Dresser Rand 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 Dresser Rand Co filed Critical Dresser Rand Co
Application granted granted Critical
Publication of DE69411227D1 publication Critical patent/DE69411227D1/de
Publication of DE69411227T2 publication Critical patent/DE69411227T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F16J15/441—Free-space packings with floating ring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/122—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Devices (AREA)
DE69411227T 1993-05-03 1994-04-25 Labyrinth-Gasdichtung Expired - Lifetime DE69411227T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/056,516 US5403019A (en) 1993-05-03 1993-05-03 Balanced floating labyrinth seal

Publications (2)

Publication Number Publication Date
DE69411227D1 true DE69411227D1 (de) 1998-07-30
DE69411227T2 DE69411227T2 (de) 1998-12-17

Family

ID=22004921

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69411227T Expired - Lifetime DE69411227T2 (de) 1993-05-03 1994-04-25 Labyrinth-Gasdichtung

Country Status (4)

Country Link
US (1) US5403019A (de)
EP (1) EP0623768B1 (de)
JP (1) JP3220891B2 (de)
DE (1) DE69411227T2 (de)

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US6017037A (en) * 1993-05-21 2000-01-25 J.M. Clipper Corporation Seal device
US5967524A (en) * 1993-05-21 1999-10-19 Jm Clipper Corporation Hybrid seal device
US6065755A (en) * 1993-05-21 2000-05-23 Jm Clipper Corporation Seal device
US5480232A (en) * 1994-05-26 1996-01-02 General Electric Co. Oil seal for gas turbine
DE19509771C1 (de) * 1995-03-17 1996-09-05 Freudenberg Carl Fa Dichtring
US5738356A (en) * 1996-05-09 1998-04-14 Dresser Rand Co Shaft support structure for turbomachine
JPH11141687A (ja) * 1997-11-04 1999-05-25 Nippon Seiko Kk 軸封装置
US6145844A (en) * 1998-05-13 2000-11-14 Dresser-Rand Company Self-aligning sealing assembly for a rotating shaft
DE19841830A1 (de) * 1998-09-12 2000-04-06 Haenchen Kg Herbert Reibungsarme Dichtung
US6279400B1 (en) * 1999-03-16 2001-08-28 General Electric Company Apparatus and method for measuring and selectively adjusting a clearance
ATE556257T1 (de) * 2000-05-02 2012-05-15 Halliburton Energy Serv Inc Dichtungsanordnung zur begrenzung der beweglichkeit einer dichtung in einem dichtungsgehäuse
CA2307433C (en) 2000-05-02 2004-04-13 Halliburton Energy Services, Inc. Seal assembly for limiting the movement of a seal within a seal housing
US6779600B2 (en) * 2001-07-27 2004-08-24 Baker Hughes Incorporated Labyrinth lock seal for hydrostatically set packer
US6619908B2 (en) * 2001-09-10 2003-09-16 Pratt & Whitney Canada Corp. Axial and radial seal arrangement
US6715766B2 (en) * 2001-10-30 2004-04-06 General Electric Company Steam feed hole for retractable packing segments in rotary machines
US6588764B2 (en) 2001-11-20 2003-07-08 Dresser-Rand Company Segmented labyrinth seal assembly and method
US7726661B2 (en) * 2002-06-21 2010-06-01 Inpro/Seal Llc Pressure balanced shaft seal assembly
GB0226685D0 (en) * 2002-11-15 2002-12-24 Rolls Royce Plc Sealing arrangement
CA2517401C (en) * 2003-02-28 2011-05-03 A.W. Chesterton Company Balanced mechanical seal assembly
US8172232B2 (en) * 2003-05-01 2012-05-08 Advanced Technologies Group, Inc. Non-contact seal for a gas turbine engine
US20040222594A1 (en) * 2003-05-08 2004-11-11 Dresser-Rand Company Oil film sealing device for a rotating shaft
US20050046114A1 (en) * 2003-08-27 2005-03-03 Bohner Stephan Ernst Rotary seal member, assembly and methods for a hydraulic rotary swivel
US6932350B1 (en) 2003-09-26 2005-08-23 Ideal Electric Company Windback labyrinth seal that accommodates a pressure differential for rotating shafts
GB0423923D0 (en) * 2004-10-28 2004-12-01 Rolls Royce Plc Segmented annular seal for a gas turbine engine
US7423217B2 (en) * 2006-01-23 2008-09-09 Watlow Electric Manufacturing Company Dual action sealing gasket and use thereof in a electrical housing assembly
US20070248452A1 (en) * 2006-04-25 2007-10-25 Brisson Bruce W Retractable compliant abradable sealing system and method for rotary machines
GB2437935B (en) * 2006-05-13 2008-07-23 Rolls Royce Plc Apparatus for forming a body
DE102008009824A1 (de) * 2008-02-19 2009-08-20 Rolls-Royce Deutschland Ltd & Co Kg Dichtungsanordnung für eine Gasturbine
DE102008038006B4 (de) * 2008-08-16 2021-02-18 BMTS Technology GmbH & Co. KG Abgasturbolader mit Dichtring
EP2213842A1 (de) * 2009-01-29 2010-08-04 Siemens Aktiengesellschaft Hydrostatische Dichtungsanordnung für eine Dampfturbine
US20100253005A1 (en) * 2009-04-03 2010-10-07 Liarakos Nicholas P Seal for oil-free rotary displacement compressor
GB2480680B (en) * 2010-05-28 2012-10-03 Alstom Technology Ltd Labyrinth seal
JP5827827B2 (ja) * 2010-06-29 2015-12-02 エーエスエムエル ネザーランズ ビー．ブイ． アクチュエータ
US8794634B1 (en) 2010-09-15 2014-08-05 Sandia Corporation Seal assembly with anti-rotation pin for high pressure supercritical fluids
WO2012052740A1 (en) * 2010-10-18 2012-04-26 University Of Durham Sealing device for reducing fluid leakage in turbine apparatus
US8994237B2 (en) 2010-12-30 2015-03-31 Dresser-Rand Company Method for on-line detection of liquid and potential for the occurrence of resistance to ground faults in active magnetic bearing systems
US9024493B2 (en) 2010-12-30 2015-05-05 Dresser-Rand Company Method for on-line detection of resistance-to-ground faults in active magnetic bearing systems
JP5871287B2 (ja) * 2011-03-30 2016-03-01 イーグル工業株式会社 シール装置
WO2012138545A2 (en) 2011-04-08 2012-10-11 Dresser-Rand Company Circulating dielectric oil cooling system for canned bearings and canned electronics
EP2715167B1 (de) 2011-05-27 2017-08-30 Dresser-Rand Company Segmentiertes auslauflager für magnetlagersysteme
US8851756B2 (en) 2011-06-29 2014-10-07 Dresser-Rand Company Whirl inhibiting coast-down bearing for magnetic bearing systems
ITCO20110036A1 (it) * 2011-09-07 2013-03-08 Nuovo Pignone Spa Guarnizione per una macchina rotante
EP2642081A1 (de) * 2012-03-21 2013-09-25 Alstom Technology Ltd Labyrinthdichtung für Turbinen
CN103216465A (zh) * 2013-04-12 2013-07-24 丹东克隆集团有限责任公司 泵用机械密封辅助系统装置的泵送环
CN103818725B (zh) * 2013-11-05 2015-12-09 大连四方佳特流体设备有限公司 机械密封式回转阀
CN103629357B (zh) * 2013-11-05 2015-11-18 大连四方佳特流体设备有限公司 叶片式回转阀的密封机构
US9850770B2 (en) 2016-04-29 2017-12-26 Stein Seal Company Intershaft seal with asymmetric sealing ring
DE102016209549A1 (de) * 2016-06-01 2017-12-07 Voith Patent Gmbh Stirnradgetriebe
EP3665405B1 (de) 2017-08-09 2024-02-21 Mainspring Energy, Inc. Kolbendichtringanordnung mit spaltabdeckelement
US10436322B2 (en) 2017-08-09 2019-10-08 Etagen, Inc. Piston sealing ring assemblies
US10781709B2 (en) 2018-01-09 2020-09-22 General Electric Company Turbine engine with a seal
US11199103B2 (en) 2018-09-06 2021-12-14 General Electric Company Seal assembly for a turbomachine
TWI735960B (zh) 2018-09-28 2021-08-11 美商英普羅密封有限責任公司 環狀密封組件
IT201900023850A1 (it) * 2019-12-12 2021-06-12 Nuovo Pignone Tecnologie Srl Struttura di tenuta composita per una macchina, e metodo per produrre la struttura di tenuta composita
CN111005893A (zh) * 2019-12-27 2020-04-14 湖南泛航智能装备有限公司 一种高速离心风机篦齿密封结构
CN111120364A (zh) * 2019-12-27 2020-05-08 湖南泛航智能装备有限公司 一种高速离心式压缩机
WO2021230909A1 (en) * 2020-05-11 2021-11-18 Danfoss A/S Floating ring seal for refrigerant compressor
WO2022019878A1 (en) * 2020-07-20 2022-01-27 Stein Seal Company Intershaft seal assembly with pressure-balanced translatable carrier
US11408299B1 (en) * 2021-02-16 2022-08-09 Hamilton Sundstrand Corporation Erosion mitigating labyrinth seal mating ring
DE102021122136A1 (de) * 2021-08-26 2023-03-02 Saf-Holland Gmbh Dichtring, Nabenkappensystem, Radkappensystem und Fahrzeug
US11933180B2 (en) * 2021-12-16 2024-03-19 Pratt & Whitney Canada Corp. Labyrinth seal

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US967247A (en) * 1910-03-02 1910-08-16 Gen Electric Leakage-reducing device.
US3186724A (en) * 1962-07-05 1965-06-01 Charles Wheatley Company Floating stuffing gland
US3231285A (en) * 1962-12-17 1966-01-25 Allis Chalmers Mfg Co Rotary shaft seal
DE1503539B2 (de) * 1965-02-27 1971-11-18 Gutehoffnungshütte Sterkrade AG, 4200 Oberhausen Fluessigkeitsdichtung fuer turbomaschinen
CH453015A (de) * 1966-06-17 1968-05-31 Bbc Brown Boveri & Cie Schwimmringdichtung
US3575424A (en) * 1969-11-28 1971-04-20 Koppers Co Inc Pressure balanced circumferential seal assembly
US3743303A (en) * 1970-12-29 1973-07-03 Gen Electric Force balanced split ring dynamic shaft seals
CH532215A (de) * 1971-03-23 1972-12-31 Pekrun Werner Abdichtung zwischen einem inneren und einem diesen umgebenden äusseren Teil
CH540446A (de) * 1971-07-09 1973-08-15 Bbc Sulzer Turbomaschinen Stopbüchse für drehende Wellen
US3912342A (en) * 1974-01-09 1975-10-14 Dresser Ind Turbo-machines
CH582319A5 (de) * 1975-03-05 1976-11-30 Bbc Brown Boveri & Cie
CH598514A5 (de) * 1975-08-29 1978-04-28 Escher Wyss Ag
SU594380A1 (ru) * 1976-05-07 1978-02-25 Институт ядерной энергетики АН Белорусской ССР Уплотнение вращающего вала
US4199152A (en) * 1979-03-19 1980-04-22 Rockwell International Corporation Hydrostatic seal for centrifugal pumps
DE2945659A1 (de) * 1979-10-16 1981-04-30 BBC AG Brown, Boveri & Cie., Baden, Aargau Abdichtungsanordnung und deren verwendung
DE3026877C2 (de) * 1980-07-16 1983-06-09 Herbert Hänchen KG, 7302 Ostfildern Reibungsarme Dichtung
SE432645B (sv) * 1982-04-23 1984-04-09 Hep Products Ab Tetningsanordning for tetning i en riktning mellan samverkande ytan av en cylindrisk halighet och mantelytan av en deri rorlig spindel
US4466620A (en) * 1982-12-27 1984-08-21 Orlowski David C Sealing rings
US4579349A (en) * 1984-12-27 1986-04-01 Westinghouse Electric Corp. Single ring gland seal for a dynamoelectric machine rotating shaft
US4976444A (en) * 1989-08-21 1990-12-11 Amoco Corporation Seal and seal assembly
US5085443A (en) * 1990-05-29 1992-02-04 Amoco Corporation Labyrinth seal
US5015000A (en) * 1990-06-28 1991-05-14 Moog Controls, Inc. Floating seal arrangement
US5190440A (en) * 1991-03-11 1993-03-02 Dresser-Rand Company Swirl control labyrinth seal
US5169159A (en) * 1991-09-30 1992-12-08 General Electric Company Effective sealing device for engine flowpath

Also Published As

Publication number Publication date
EP0623768B1 (de) 1998-06-24
DE69411227T2 (de) 1998-12-17
JPH0771621A (ja) 1995-03-17
US5403019A (en) 1995-04-04
EP0623768A1 (de) 1994-11-09
JP3220891B2 (ja) 2001-10-22

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