CN104948238A - 具有局部柔性液动力垫的端面密封件 - Google Patents

具有局部柔性液动力垫的端面密封件 Download PDF

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Publication number
CN104948238A
CN104948238A CN201510137605.XA CN201510137605A CN104948238A CN 104948238 A CN104948238 A CN 104948238A CN 201510137605 A CN201510137605 A CN 201510137605A CN 104948238 A CN104948238 A CN 104948238A
Authority
CN
China
Prior art keywords
ring
pad
hydraulic power
rotor
track ring
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.)
Pending
Application number
CN201510137605.XA
Other languages
English (en)
Chinese (zh)
Inventor
A.M.萨特
R.A.比卡
郑小清
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 Co
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 CN104948238A publication Critical patent/CN104948238A/zh
Pending legal-status Critical Current

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
    • F01D11/001—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
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
    • F01D1/04—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines traversed by the working-fluid substantially axially
    • 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
    • F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/18—Lubricating arrangements
    • F01D25/22—Lubricating arrangements using working-fluid or other gaseous fluid as lubricant
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • 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
    • F16J15/16—Sealings between relatively-moving surfaces
    • 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
    • F05D2220/31—Application in turbines in steam turbines

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Mechanical Sealing (AREA)
CN201510137605.XA 2014-03-26 2015-03-26 具有局部柔性液动力垫的端面密封件 Pending CN104948238A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/226617 2014-03-26
US14/226,617 US9611749B2 (en) 2014-03-26 2014-03-26 Face seal with locally compliant hydrodynamic pads

Publications (1)

Publication Number Publication Date
CN104948238A true CN104948238A (zh) 2015-09-30

Family

ID=54066940

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510137605.XA Pending CN104948238A (zh) 2014-03-26 2015-03-26 具有局部柔性液动力垫的端面密封件

Country Status (6)

Country Link
US (1) US9611749B2 (enExample)
JP (1) JP6632206B2 (enExample)
KR (1) KR20150111854A (enExample)
CN (1) CN104948238A (enExample)
CH (1) CH709443A2 (enExample)
DE (1) DE102015103537A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108525039A (zh) * 2018-05-14 2018-09-14 苏州心擎医疗技术有限公司 泵装置
CN109983204A (zh) * 2016-11-18 2019-07-05 液化空气(中国)投资有限公司 涡轮膨胀机的低摩擦入口喷嘴

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10415413B2 (en) 2016-09-01 2019-09-17 United Technologies Corporation Floating non-contact seal vertical lip
US10746039B2 (en) 2017-09-25 2020-08-18 United Technologies Corporation Hydrostatic seal pinned cartridge
US10626744B2 (en) 2017-09-29 2020-04-21 United Technologies Corporation Dual hydorstatic seal assembly
US10731496B2 (en) 2018-01-17 2020-08-04 Raytheon Technologies Corporation Bearing-supported seal
US20190226585A1 (en) * 2018-01-25 2019-07-25 General Electric Company Hydrodynamic Intershaft Piston Ring Seal
US10900570B2 (en) * 2018-11-27 2021-01-26 General Electric Company Aspirating face seal assembly for a rotary machine
US10895324B2 (en) * 2018-11-27 2021-01-19 General Electric Company Aspirating face seal assembly for a rotary machine
WO2020130124A1 (ja) * 2018-12-20 2020-06-25 株式会社Ihi スラストフォイル軸受
WO2025170973A1 (en) * 2024-02-05 2025-08-14 Georgia Southern University Research And Service Foundation, Inc. A self-throttling mechanical seal

Citations (4)

* Cited by examiner, † Cited by third party
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US5399024A (en) * 1994-01-12 1995-03-21 Dresser-Rand Company Face seal with hydrodynamic thrust pads
US5558341A (en) * 1995-01-11 1996-09-24 Stein Seal Company Seal for sealing an incompressible fluid between a relatively stationary seal and a movable member
CN102733865A (zh) * 2011-03-29 2012-10-17 阿尔斯通技术有限公司 涡轮机的膜控式密封件
US20130272872A1 (en) * 2012-04-13 2013-10-17 General Electric Company Shaft sealing system for steam turbines

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US4212475A (en) 1979-01-15 1980-07-15 Crane Packing Co. Self aligning spiral groove face seal
IL65289A0 (en) 1982-03-19 1982-05-31 Lipschitz Abraham Hydrodynamic non-contacting seal for rotary machines
US4576384A (en) 1985-01-03 1986-03-18 A. W. Chesterton Company Split mechanical face seal
US5246295A (en) 1991-10-30 1993-09-21 Ide Russell D Non-contacting mechanical face seal of the gap-type
US4738453A (en) 1987-08-17 1988-04-19 Ide Russell D Hydrodynamic face seal with lift pads
US5143384A (en) 1989-04-14 1992-09-01 Eg&G Sealol, Inc. Bi-directional, non-contact face seal
US5199720A (en) 1990-05-25 1993-04-06 John Crane, Inc. Split mechanical face seal
US5066026A (en) 1990-06-11 1991-11-19 Kaydon Corporation Gas face seal
GB9214282D0 (en) 1992-07-04 1992-08-19 Crane John Uk Ltd Seals
US5938206A (en) * 1996-11-01 1999-08-17 John Crane Inc. Pressure responsive primary ring for a non-contacting mechanical end face seal
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US6179555B1 (en) 1998-10-06 2001-01-30 Pratt & Whitney Canada Corp. Sealing of T.O.B.I feed plenum
US6142479A (en) 1998-10-14 2000-11-07 Jm Clipper Corporation Split labyrinth seal
AU771741B2 (en) 1999-07-15 2004-04-01 Christopher Frederick Bayne Shaft seals for sealing pulverulent solids
US6390477B1 (en) 1999-10-14 2002-05-21 Garlock Inc Rotary shaft bearing isolator seal
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US7044470B2 (en) * 2000-07-12 2006-05-16 Perkinelmer, Inc. Rotary face seal assembly
US6446976B1 (en) 2000-09-06 2002-09-10 Flowserve Management Company Hydrodynamic face seal with grooved sealing dam for zero-leakage
US7726661B2 (en) 2002-06-21 2010-06-01 Inpro/Seal Llc Pressure balanced shaft seal assembly
NZ567804A (en) 2005-09-29 2011-07-29 Prime Mover International Llc Hydrogen G-cycle rotary internal combustion engine
US7631879B2 (en) 2006-06-21 2009-12-15 General Electric Company “L” butt gap seal between segments in seal assemblies
JP2009257445A (ja) * 2008-04-16 2009-11-05 Mitsubishi Heavy Ind Ltd ティルティングパッドスラスト軸受
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5399024A (en) * 1994-01-12 1995-03-21 Dresser-Rand Company Face seal with hydrodynamic thrust pads
US5558341A (en) * 1995-01-11 1996-09-24 Stein Seal Company Seal for sealing an incompressible fluid between a relatively stationary seal and a movable member
CN102733865A (zh) * 2011-03-29 2012-10-17 阿尔斯通技术有限公司 涡轮机的膜控式密封件
US20130272872A1 (en) * 2012-04-13 2013-10-17 General Electric Company Shaft sealing system for steam turbines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109983204A (zh) * 2016-11-18 2019-07-05 液化空气(中国)投资有限公司 涡轮膨胀机的低摩擦入口喷嘴
CN108525039A (zh) * 2018-05-14 2018-09-14 苏州心擎医疗技术有限公司 泵装置

Also Published As

Publication number Publication date
JP2015187443A (ja) 2015-10-29
DE102015103537A1 (de) 2015-10-01
KR20150111854A (ko) 2015-10-06
US9611749B2 (en) 2017-04-04
US20150275685A1 (en) 2015-10-01
CH709443A2 (de) 2015-09-30
JP6632206B2 (ja) 2020-01-22

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PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150930

WD01 Invention patent application deemed withdrawn after publication