DE60031044D1 - Methode und einrichtung um die wärmebiegung von dampfturbinenrotoren zu verhindern - Google Patents

Methode und einrichtung um die wärmebiegung von dampfturbinenrotoren zu verhindern

Info

Publication number
DE60031044D1
DE60031044D1 DE60031044T DE60031044T DE60031044D1 DE 60031044 D1 DE60031044 D1 DE 60031044D1 DE 60031044 T DE60031044 T DE 60031044T DE 60031044 T DE60031044 T DE 60031044T DE 60031044 D1 DE60031044 D1 DE 60031044D1
Authority
DE
Germany
Prior art keywords
preventing
steam turbine
turbine rotors
heat bending
bending
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
DE60031044T
Other languages
English (en)
Other versions
DE60031044T2 (de
Inventor
Edward Wolfe
George Baily
Edward Rentz
Alexander Morson
Arnold Turnquist
Thomas Marks
Jordan Carr
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 DE60031044D1 publication Critical patent/DE60031044D1/de
Application granted granted Critical
Publication of DE60031044T2 publication Critical patent/DE60031044T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • F16J15/3288—Filamentary structures, e.g. brush seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
DE60031044T 1999-01-27 2000-01-25 Methode und einrichtung um die wärmebiegung von dampfturbinenrotoren zu verhindern Expired - Lifetime DE60031044T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US238257 1994-05-03
US09/238,257 US6168377B1 (en) 1999-01-27 1999-01-27 Method and apparatus for eliminating thermal bowing of steam turbine rotors
PCT/US2000/001670 WO2000045070A1 (en) 1999-01-27 2000-01-25 Method and apparatus for eliminating thermal bowing of steam turbine rotors

Publications (2)

Publication Number Publication Date
DE60031044D1 true DE60031044D1 (de) 2006-11-16
DE60031044T2 DE60031044T2 (de) 2007-05-03

Family

ID=22897131

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60031044T Expired - Lifetime DE60031044T2 (de) 1999-01-27 2000-01-25 Methode und einrichtung um die wärmebiegung von dampfturbinenrotoren zu verhindern

Country Status (5)

Country Link
US (1) US6168377B1 (de)
EP (1) EP1066480B1 (de)
JP (1) JP2002535563A (de)
DE (1) DE60031044T2 (de)
WO (1) WO2000045070A1 (de)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6302646B1 (en) * 1999-12-15 2001-10-16 General Electric Company Rotary machine containing a brush seal
DE10030820A1 (de) * 2000-06-23 2002-01-03 Alstom Power Nv Labyrinthdichtung für eine rotierende Welle
US6508624B2 (en) 2001-05-02 2003-01-21 Siemens Automotive, Inc. Turbomachine with double-faced rotor-shroud seal structure
US6550777B2 (en) 2001-06-19 2003-04-22 General Electric Company Split packing ring segment for a brush seal insert in a rotary machine
US6589012B2 (en) 2001-09-24 2003-07-08 General Electric Company Method and apparatus for eliminating thermal bowing using brush seals in the diaphragm packing area of steam turbines
US6558118B1 (en) 2001-11-01 2003-05-06 General Electric Company Bucket dovetail bridge member and method for eliminating thermal bowing of steam turbine rotors
US6517314B1 (en) 2001-11-05 2003-02-11 General Electric Company Method and apparatus for eliminating thermal bowing and axial thrust loads of steam turbine rotors
US6669443B2 (en) * 2001-11-16 2003-12-30 General Electric Company Rotor platform modification and methods using brush seals in diaphragm packing area of steam turbines to eliminate rotor bowing
US6692228B2 (en) 2002-03-14 2004-02-17 General Electric Company Rotor insert assembly and method of retrofitting
US6779972B2 (en) * 2002-10-31 2004-08-24 General Electric Company Flowpath sealing and streamlining configuration for a turbine
US6811374B2 (en) * 2002-10-31 2004-11-02 General Electric Company Raised rotor platform with an internal breech ring locking mechanism for brush seal application in a turbine and methods of installation
US6811375B2 (en) 2002-10-31 2004-11-02 General Electric Company Raised sealing surface platform with external breech ring locking system for a brush seal in a turbine and methods of installation
US7270333B2 (en) * 2002-11-27 2007-09-18 United Technologies Corporation Brush seal with adjustable clearance
US6893224B2 (en) 2002-12-11 2005-05-17 General Electric Company Methods and apparatus for assembling turbine engines
US6761537B1 (en) 2002-12-19 2004-07-13 General Electric Company Methods and apparatus for assembling turbine engines
US6821086B1 (en) 2003-06-03 2004-11-23 General Electric Company Turbomachine seal assembly and method therefor
US7004475B2 (en) * 2003-09-26 2006-02-28 Siemens Westinghouse Power Corporation Flow dam design for labyrinth seals to promote rotor stability
US20060088409A1 (en) * 2004-10-21 2006-04-27 General Electric Company Grouped reaction nozzle tip shrouds with integrated seals
US8047767B2 (en) * 2005-09-28 2011-11-01 General Electric Company High pressure first stage turbine and seal assembly
US20070114727A1 (en) * 2005-11-21 2007-05-24 General Electric Company Seal member, assembly and method
US8256575B2 (en) * 2007-08-22 2012-09-04 General Electric Company Methods and systems for sealing rotating machines
US8210821B2 (en) * 2008-07-08 2012-07-03 General Electric Company Labyrinth seal for turbine dovetail
US8206082B2 (en) * 2009-04-29 2012-06-26 General Electric Company Packing seal rotor lands
DE102009037393A1 (de) * 2009-08-13 2011-02-17 Man Diesel & Turbo Se Strömungsmaschine
JP5558138B2 (ja) * 2010-02-25 2014-07-23 三菱重工業株式会社 タービン
JP5709447B2 (ja) * 2010-09-28 2015-04-30 三菱日立パワーシステムズ株式会社 タービン
US8794918B2 (en) 2011-01-07 2014-08-05 General Electric Company System for adjusting brush seal segments in turbomachine
US9121297B2 (en) 2011-03-28 2015-09-01 General Electric Company Rotating brush seal
US9255486B2 (en) 2011-03-28 2016-02-09 General Electric Company Rotating brush seal
US8657298B2 (en) 2011-08-15 2014-02-25 General Electric Company Brush seal with backing plate tooth
KR101140295B1 (ko) 2011-11-25 2012-05-02 터보파워텍(주) 터빈용 하이브리드 실링장치
US20140064909A1 (en) * 2012-08-28 2014-03-06 General Electric Company Seal design and active clearance control strategy for turbomachines
US9500094B1 (en) * 2013-04-23 2016-11-22 S & J Deisgn, Llc Turbine with radial acting seal
DE102013216933B3 (de) * 2013-08-26 2014-04-03 Siemens Aktiengesellschaft Bürstendichtungsanordnung
WO2015053935A1 (en) 2013-10-11 2015-04-16 United Technologies Corporation Non-linearly deflecting brush seal land
DE202013012218U1 (de) * 2013-10-24 2015-09-21 Man Diesel & Turbo Se Dichtungssystem
CN105275505B (zh) * 2014-06-09 2017-06-16 斗山重工业株式会社 刷式密封组件
DE102015223998B4 (de) * 2015-12-02 2023-02-09 MTU Aero Engines AG Rotorvorrichtung mit Dichtabschnitt für eine Gasturbine
KR101695107B1 (ko) * 2015-12-14 2017-01-10 두산중공업 주식회사 터빈의 실링 구조
US10508601B2 (en) 2016-02-12 2019-12-17 United Technologies Corporation Auxiliary drive bowed rotor prevention system for a gas turbine engine
US10174678B2 (en) 2016-02-12 2019-01-08 United Technologies Corporation Bowed rotor start using direct temperature measurement
US10040577B2 (en) 2016-02-12 2018-08-07 United Technologies Corporation Modified start sequence of a gas turbine engine
US10125691B2 (en) 2016-02-12 2018-11-13 United Technologies Corporation Bowed rotor start using a variable position starter valve
US10436064B2 (en) 2016-02-12 2019-10-08 United Technologies Corporation Bowed rotor start response damping system
US10539079B2 (en) 2016-02-12 2020-01-21 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine using aircraft-derived parameters
US9664070B1 (en) 2016-02-12 2017-05-30 United Technologies Corporation Bowed rotor prevention system
US10508567B2 (en) 2016-02-12 2019-12-17 United Technologies Corporation Auxiliary drive bowed rotor prevention system for a gas turbine engine through an engine accessory
US10443505B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine
US10443507B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Gas turbine engine bowed rotor avoidance system
US10125636B2 (en) 2016-02-12 2018-11-13 United Technologies Corporation Bowed rotor prevention system using waste heat
EP3211184B1 (de) 2016-02-29 2021-05-05 Raytheon Technologies Corporation System und verfahren zur vermeidung von rotorwölbung
US10787933B2 (en) 2016-06-20 2020-09-29 Raytheon Technologies Corporation Low-power bowed rotor prevention and monitoring system
US10358936B2 (en) 2016-07-05 2019-07-23 United Technologies Corporation Bowed rotor sensor system
EP3273016B1 (de) 2016-07-21 2020-04-01 United Technologies Corporation Koordination während des anlassens eines gasturbinenmotors
US10384791B2 (en) 2016-07-21 2019-08-20 United Technologies Corporation Cross engine coordination during gas turbine engine motoring
US10618666B2 (en) 2016-07-21 2020-04-14 United Technologies Corporation Pre-start motoring synchronization for multiple engines
US10221774B2 (en) 2016-07-21 2019-03-05 United Technologies Corporation Speed control during motoring of a gas turbine engine
EP3273006B1 (de) 2016-07-21 2019-07-03 United Technologies Corporation Verwendung eines alternierenden anlassers während des anfahrens mit mehreren motoren
US10787968B2 (en) 2016-09-30 2020-09-29 Raytheon Technologies Corporation Gas turbine engine motoring with starter air valve manual override
JP6623138B2 (ja) * 2016-10-13 2019-12-18 株式会社神戸製鋼所 ラビリンスシール
JP6650383B2 (ja) * 2016-10-13 2020-02-19 株式会社神戸製鋼所 ラビリンスシール
US10443543B2 (en) 2016-11-04 2019-10-15 United Technologies Corporation High compressor build clearance reduction
US10823079B2 (en) 2016-11-29 2020-11-03 Raytheon Technologies Corporation Metered orifice for motoring of a gas turbine engine
GB201720944D0 (en) 2017-12-15 2018-01-31 Rolls Royce Plc Rotor bow management
US11015659B2 (en) 2019-03-15 2021-05-25 General Electric Company Bowed rotor prevention system for turbomachinery
CN113738458B (zh) * 2020-05-29 2023-09-29 中国航发商用航空发动机有限责任公司 燃气轮机、防止转子热弯曲装置及其原动装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR379209A (fr) 1906-07-03 1907-10-29 Sebastian Ziani De Ferranti Perfectionnements aux turbines à fluide élastique
DE2344666C2 (de) 1972-09-14 1982-10-14 General Electric Co., Schenectady, N.Y. Bürsten-Wellendichtung
DE2366059C3 (de) 1973-03-16 1981-08-27 Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt Dichtung zum Abdichten einer Welle gegenüber einem Lagergehäuse
JPS5918521B2 (ja) 1979-10-22 1984-04-27 株式会社日立製作所 ロ−タ熱曲り防止法
GB2070700B (en) * 1980-03-01 1983-10-05 Rolls Royce Gas turbine seals
GB2191825B (en) 1986-06-18 1989-12-13 Rolls Royce Plc Means for retaining a brush seal in a housing
GB2198195B (en) 1986-12-06 1990-05-16 Rolls Royce Plc Brush seal
DE3828363A1 (de) * 1988-08-20 1990-02-22 Mtu Muenchen Gmbh Dichtungseinrichtung
GB9008917D0 (en) 1990-04-20 1990-06-20 Cross Mfg Co Brush seals
GB9020317D0 (en) 1990-09-18 1990-10-31 Cross Mfg Co Sealing devices
US5181728A (en) 1991-09-23 1993-01-26 General Electric Company Trenched brush seal
US5474306A (en) 1992-11-19 1995-12-12 General Electric Co. Woven seal and hybrid cloth-brush seals for turbine applications
US5749584A (en) 1992-11-19 1998-05-12 General Electric Company Combined brush seal and labyrinth seal segment for rotary machines
US5351971A (en) 1993-05-21 1994-10-04 Eg&G Sealol, Inc. Brush seal device having a floating backplate
GB2301635B (en) 1995-04-12 1998-09-16 Gec Alsthom Ltd Shaft seal arrangement

Also Published As

Publication number Publication date
JP2002535563A (ja) 2002-10-22
WO2000045070A1 (en) 2000-08-03
US6168377B1 (en) 2001-01-02
DE60031044T2 (de) 2007-05-03
EP1066480A1 (de) 2001-01-10
EP1066480B1 (de) 2006-10-04

Similar Documents

Publication Publication Date Title
DE60031044D1 (de) Methode und einrichtung um die wärmebiegung von dampfturbinenrotoren zu verhindern
DE69824227D1 (de) Wärmebehandlungsanlage
DE60116533D1 (de) Wärmebehandlungsanlage
DE19880398T1 (de) Substrattemperatur-Meßvorrichtung, Substrattemperatur-Meßverfahren Substraterwärmungsverfahren und Wärmebehandlungsvorrichtung
DE60111469D1 (de) Wärmetauscher und Verfahren zu dessen Herstellung
DE60012822D1 (de) Wärmetauscher
DE60037879D1 (de) Wärmetauscher
TR199501702A2 (tr) Jeotermal akiskandan güc üretmek icin usul ve cihaz.
DE60029510D1 (de) Dampfkühlungssystem für den Ausgleichkolben einer Dampfturbine und dazugehörige Methode
DE69936692D1 (de) Heisgasreaktor und Verfahren zu seinem Gebrauch
DE60016883D1 (de) Wärmeaustauschgerät und Verfahren
DE10083636T1 (de) Wärmetauscher
DE60023394D1 (de) Wärmetauscher
DE59909753D1 (de) Dampfturbine
DE59907949D1 (de) Gas- und dampfturbinenanlage
DE60040609D1 (de) Wärmetauscher
DE60209281D1 (de) Wärmeaustauschelement und Verfahren zu dessen Herstellung
DE60034017D1 (de) Wärmetauscher
DE60140796D1 (de) Dampfturbine und kraftmaschine
DE59906961D1 (de) Gas- und dampfturbinenanlage
NO20002067L (no) Fremgangsmåte for generering av varme og kraft samt anvendelse derav
DE50015236D1 (de) Fossilbeheizter dampferzeuger
DE59907932D1 (de) Dampfturbine
NO20041577L (no) System, anordning og fremgangsmate ved elektrisitetsdistribusjon
DE50015021D1 (de) Fossilbeheizter dampferzeuger

Legal Events

Date Code Title Description
8364 No opposition during term of opposition