NO20072345L - Ringformede tetninger for kontaktløs tetning av fluider i turbomaskiner - Google Patents

Ringformede tetninger for kontaktløs tetning av fluider i turbomaskiner

Info

Publication number
NO20072345L
NO20072345L NO20072345A NO20072345A NO20072345L NO 20072345 L NO20072345 L NO 20072345L NO 20072345 A NO20072345 A NO 20072345A NO 20072345 A NO20072345 A NO 20072345A NO 20072345 L NO20072345 L NO 20072345L
Authority
NO
Norway
Prior art keywords
fluids
annular seals
turbo engines
contactless sealing
contactless
Prior art date
Application number
NO20072345A
Other languages
English (en)
Other versions
NO344306B1 (no
Inventor
Dara W Childs
Original Assignee
Texas A & M Univ Sys
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 Texas A & M Univ Sys filed Critical Texas A & M Univ Sys
Publication of NO20072345L publication Critical patent/NO20072345L/no
Publication of NO344306B1 publication Critical patent/NO344306B1/no

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
    • F16J15/444—Free-space packings with facing materials having honeycomb-like structure
    • 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Gasket Seals (AREA)
  • Mechanical Sealing (AREA)
NO20072345A 2006-05-05 2007-05-07 Ringformede tetninger for kontaktløs tetning av fluider i turbomaskiner NO344306B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74658206P 2006-05-05 2006-05-05
US11/744,332 US8074998B2 (en) 2006-05-05 2007-05-04 Annular seals for non-contact sealing of fluids in turbomachinery

Publications (2)

Publication Number Publication Date
NO20072345L true NO20072345L (no) 2007-11-06
NO344306B1 NO344306B1 (no) 2019-10-28

Family

ID=38330698

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20072345A NO344306B1 (no) 2006-05-05 2007-05-07 Ringformede tetninger for kontaktløs tetning av fluider i turbomaskiner

Country Status (4)

Country Link
US (3) US8074998B2 (no)
EP (1) EP1852639B1 (no)
NO (1) NO344306B1 (no)
PL (1) PL1852639T3 (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8074998B2 (en) * 2006-05-05 2011-12-13 The Texas A&M University System Annular seals for non-contact sealing of fluids in turbomachinery
NO330015B1 (no) * 2009-06-22 2011-02-07 Statoil Asa Et aksialt gasskyvekraftlager for rotorer i roterende maskineri
WO2012129475A2 (en) 2011-03-24 2012-09-27 Dresser-Rand Company Interlocking hole pattern seal
ITCO20110068A1 (it) 2011-12-20 2013-06-21 Nuovo Pignone Spa Metodo e tenuta a nido d'ape
JP5931708B2 (ja) * 2012-12-04 2016-06-08 三菱重工業株式会社 シール装置及び回転機械
US9879690B2 (en) * 2013-06-06 2018-01-30 Dresser-Rand Company Compressor having hollow shaft
WO2016137631A1 (en) * 2015-02-23 2016-09-01 Dresser-Rand Company Non-contacting rotating member seal for a turbomachine
JP2017160861A (ja) * 2016-03-10 2017-09-14 株式会社日立製作所 ターボ機械
CN107704652B (zh) * 2017-08-29 2021-05-04 明阳智慧能源集团股份公司 一种风力发电机组轴承刚度计算工具
US10533568B2 (en) * 2017-10-30 2020-01-14 Daikin Applied Americas Inc. Centrifugal compressor with seal bearing
JP6783257B2 (ja) * 2018-01-31 2020-11-11 三菱重工業株式会社 軸流回転機械

Citations (3)

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US4162077A (en) * 1977-12-28 1979-07-24 United Technologies Corporation Wide channel seal
EP0894947A2 (en) * 1997-07-30 1999-02-03 Mitsubishi Heavy Industries, Ltd. Gas turbine interstage seal
FR2804486A1 (fr) * 2000-02-02 2001-08-03 Framatome Sa Dispositif d'etancheite peripherique d'un element rotatif

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US3365172A (en) * 1966-11-02 1968-01-23 Gen Electric Air cooled shroud seal
US3589475A (en) * 1969-01-02 1971-06-29 Gen Electric Vibration damping means
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US3603599A (en) * 1970-05-06 1971-09-07 Gen Motors Corp Cooled seal
US4218066A (en) * 1976-03-23 1980-08-19 United Technologies Corporation Rotary seal
US4053254A (en) * 1976-03-26 1977-10-11 United Technologies Corporation Turbine case cooling system
US4063742A (en) * 1976-08-18 1977-12-20 Kentucky Metals, Inc. Abradable fluid seal for aircraft gas turbines
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US4545586A (en) * 1983-04-28 1985-10-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Damping seal for turbomachinery
US4512712A (en) * 1983-08-01 1985-04-23 United Technologies Corporation Turbine stator assembly
FR2570763B1 (fr) * 1984-09-27 1986-11-28 Snecma Dispositif de controle automatique du jeu d'un joint a labyrinthe de turbomachine
US4897021A (en) * 1988-06-02 1990-01-30 United Technologies Corporation Stator vane asssembly for an axial flow rotary machine
US5281090A (en) * 1990-04-03 1994-01-25 General Electric Co. Thermally-tuned rotary labyrinth seal with active seal clearance control
US5096376A (en) * 1990-08-29 1992-03-17 General Electric Company Low windage corrugated seal facing strip
IE67360B1 (en) * 1990-09-25 1996-03-20 United Technologies Corp Apparatus and method for a stator assembly of a rotary machine
US5190440A (en) * 1991-03-11 1993-03-02 Dresser-Rand Company Swirl control labyrinth seal
US5161943A (en) * 1991-03-11 1992-11-10 Dresser-Rand Company, A General Partnership Swirl control labyrinth seal
US5215435A (en) * 1991-10-28 1993-06-01 General Electric Company Angled cooling air bypass slots in honeycomb seals
US5188507A (en) * 1991-11-27 1993-02-23 General Electric Company Low-pressure turbine shroud
US5201846A (en) * 1991-11-29 1993-04-13 General Electric Company Low-pressure turbine heat shield
US5702050A (en) * 1995-04-28 1997-12-30 Mitsubishi Jukogyo Kabushiki Kaisha Method of brazing a honeycomb
US6189892B1 (en) * 1997-04-30 2001-02-20 Mitsubishi Heavy Industries, Ltd. High differential pressure type end rotor seal
US6341938B1 (en) * 2000-03-10 2002-01-29 General Electric Company Methods and apparatus for minimizing thermal gradients within turbine shrouds
DE10140742B4 (de) * 2000-12-16 2015-02-12 Alstom Technology Ltd. Vorrichtung zur Dichtspaltreduzierung zwischen einer rotierenden und einer stationären Komponente innerhalb einer axial durchströmten Strömungsmaschine
US6652226B2 (en) * 2001-02-09 2003-11-25 General Electric Co. Methods and apparatus for reducing seal teeth wear
JP2002285802A (ja) * 2001-03-26 2002-10-03 Toshiba Corp 回転機械のラビリンスシール装置
US6773225B2 (en) * 2002-05-30 2004-08-10 Mitsubishi Heavy Industries, Ltd. Gas turbine and method of bleeding gas therefrom
JP4285134B2 (ja) * 2003-07-04 2009-06-24 株式会社Ｉｈｉ シュラウドセグメント
GB2407344B (en) * 2003-10-22 2006-02-22 Rolls Royce Plc A liner for a gas turbine engine casing
US7334984B1 (en) * 2003-12-24 2008-02-26 Heico Corporation Turbine shroud assembly with enhanced blade containment capabilities
GB0408825D0 (en) * 2004-04-20 2004-05-26 Rolls Royce Plc A rotor blade containment assembly for a gas turbine engine
US8011883B2 (en) * 2004-12-29 2011-09-06 United Technologies Corporation Gas turbine engine blade tip clearance apparatus and method
US8074998B2 (en) * 2006-05-05 2011-12-13 The Texas A&M University System Annular seals for non-contact sealing of fluids in turbomachinery
US20080080972A1 (en) * 2006-09-29 2008-04-03 General Electric Company Stationary-rotating assemblies having surface features for enhanced containment of fluid flow, and related processes
US7819625B2 (en) * 2007-05-07 2010-10-26 Siemens Energy, Inc. Abradable CMC stacked laminate ring segment for a gas turbine
US20090014964A1 (en) * 2007-07-09 2009-01-15 Siemens Power Generation, Inc. Angled honeycomb seal between turbine rotors and turbine stators in a turbine engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162077A (en) * 1977-12-28 1979-07-24 United Technologies Corporation Wide channel seal
EP0894947A2 (en) * 1997-07-30 1999-02-03 Mitsubishi Heavy Industries, Ltd. Gas turbine interstage seal
FR2804486A1 (fr) * 2000-02-02 2001-08-03 Framatome Sa Dispositif d'etancheite peripherique d'un element rotatif

Also Published As

Publication number Publication date
NO344306B1 (no) 2019-10-28
EP1852639A1 (en) 2007-11-07
US20140219787A1 (en) 2014-08-07
US8844936B2 (en) 2014-09-30
US20070257444A1 (en) 2007-11-08
US20120080853A1 (en) 2012-04-05
US9127564B2 (en) 2015-09-08
US8074998B2 (en) 2011-12-13
PL1852639T3 (pl) 2013-10-31
EP1852639B1 (en) 2013-04-03

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Legal Events

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Representative=s name: ONSAGERS AS, POSTBOKS 1813 VIKA, 0123 OSLO, NORGE

MM1K Lapsed by not paying the annual fees