DE69822720D1 - Dichtung zwischen den Stufen einer Gasturbine - Google Patents

Dichtung zwischen den Stufen einer Gasturbine

Info

Publication number
DE69822720D1
DE69822720D1 DE69822720T DE69822720T DE69822720D1 DE 69822720 D1 DE69822720 D1 DE 69822720D1 DE 69822720 T DE69822720 T DE 69822720T DE 69822720 T DE69822720 T DE 69822720T DE 69822720 D1 DE69822720 D1 DE 69822720D1
Authority
DE
Germany
Prior art keywords
stages
seal
gas turbine
turbine
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
DE69822720T
Other languages
English (en)
Other versions
DE69822720T2 (de
Inventor
Naoki Hagi
Koichi Akagi
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of DE69822720D1 publication Critical patent/DE69822720D1/de
Application granted granted Critical
Publication of DE69822720T2 publication Critical patent/DE69822720T2/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
    • F01D11/08—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
    • F01D11/127—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 with a deformable or crushable structure, e.g. honeycomb
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of seals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
DE69822720T 1997-07-30 1998-07-28 Dichtung zwischen den Stufen einer Gasturbine Expired - Lifetime DE69822720T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20449797A JP3477347B2 (ja) 1997-07-30 1997-07-30 ガスタービン段間部シール装置
JP20449797 1997-07-30

Publications (2)

Publication Number Publication Date
DE69822720D1 true DE69822720D1 (de) 2004-05-06
DE69822720T2 DE69822720T2 (de) 2005-02-10

Family

ID=16491517

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69822720T Expired - Lifetime DE69822720T2 (de) 1997-07-30 1998-07-28 Dichtung zwischen den Stufen einer Gasturbine

Country Status (5)

Country Link
US (1) US5967746A (de)
EP (1) EP0894947B1 (de)
JP (1) JP3477347B2 (de)
CA (1) CA2244048C (de)
DE (1) DE69822720T2 (de)

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US6827350B2 (en) 2002-10-30 2004-12-07 General Electric Company Hybrid honeycomb and brush seal for steam gland
US20060267289A1 (en) * 2003-06-20 2006-11-30 Elliott Company Hybrid abradable labyrinth damper seal
WO2004113770A2 (en) * 2003-06-20 2004-12-29 Elliott Company Swirl-reversal abradable labyrinth seal
JP4822716B2 (ja) * 2005-02-07 2011-11-24 三菱重工業株式会社 シール構造を備えたガスタービン
US8075668B2 (en) 2005-03-29 2011-12-13 Dresser-Rand Company Drainage system for compressor separators
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US8074998B2 (en) 2006-05-05 2011-12-13 The Texas A&M University System Annular seals for non-contact sealing of fluids in turbomachinery
US20070273104A1 (en) * 2006-05-26 2007-11-29 Siemens Power Generation, Inc. Abradable labyrinth tooth seal
US20080050222A1 (en) * 2006-08-23 2008-02-28 General Electric Company Singlet welded nozzle hybrid design for a turbine
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US7625177B2 (en) * 2006-08-31 2009-12-01 Pratt & Whitney Canada Cororation Simple axial retention feature for abradable members
EP2063978B1 (de) 2006-09-19 2014-07-09 Dresser-Rand Company Dichtung für drehabscheidertrommel
CA2663531C (en) 2006-09-21 2014-05-20 William C. Maier Separator drum and compressor impeller assembly
BRPI0717090A8 (pt) 2006-09-25 2017-09-12 Dresser Rand Co Sistema de montagem de compressor
BRPI0717088B1 (pt) 2006-09-25 2019-10-29 Dresser Rand Co sistema de proteção de acoplamento
BRPI0717087B1 (pt) 2006-09-25 2018-10-16 Dresser Rand Co sistema de carretel conector para conectar um primeiro componente e um segundo componente de um sistema de compressão industrial
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EP2415507A1 (de) 2006-09-26 2012-02-08 Dresser-Rand Company Verbesserte statische Flüssigkeitstrennungsvorrichtung
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US8062400B2 (en) 2008-06-25 2011-11-22 Dresser-Rand Company Dual body drum for rotary separators
US7922218B2 (en) 2008-06-25 2011-04-12 Dresser-Rand Company Shear ring casing coupler device
US8079805B2 (en) 2008-06-25 2011-12-20 Dresser-Rand Company Rotary separator and shaft coupler for compressors
JP4655123B2 (ja) * 2008-08-07 2011-03-23 株式会社日立プラントテクノロジー 遠心圧縮機
US8100405B2 (en) * 2009-01-06 2012-01-24 General Electric Company System and method for providing compliant rotating seals
US20100196139A1 (en) * 2009-02-02 2010-08-05 Beeck Alexander R Leakage flow minimization system for a turbine engine
US8087901B2 (en) 2009-03-20 2012-01-03 Dresser-Rand Company Fluid channeling device for back-to-back compressors
US8210804B2 (en) 2009-03-20 2012-07-03 Dresser-Rand Company Slidable cover for casing access port
US8061972B2 (en) 2009-03-24 2011-11-22 Dresser-Rand Company High pressure casing access cover
BR112012005866B1 (pt) 2009-09-15 2021-01-19 Dresser-Rand Company aparelho para a separação de um fluido e método para a separação de um componente de peso específico mais alto de um componente de peso específico mais baixo de um fluido
EP2533905B1 (de) 2010-02-10 2018-07-04 Dresser-Rand Company Separatorflüssigkeitsbehälter und verfahren dafür
US9181817B2 (en) * 2010-06-30 2015-11-10 General Electric Company Method and apparatus for labyrinth seal packing rings
US8673159B2 (en) 2010-07-15 2014-03-18 Dresser-Rand Company Enhanced in-line rotary separator
WO2012009159A2 (en) 2010-07-15 2012-01-19 Dresser-Rand Company Radial vane pack for rotary separators
WO2012012018A2 (en) 2010-07-20 2012-01-26 Dresser-Rand Company Combination of expansion and cooling to enhance separation
WO2012012143A2 (en) 2010-07-21 2012-01-26 Dresser-Rand Company Multiple modular in-line rotary separator bundle
WO2012033632A1 (en) 2010-09-09 2012-03-15 Dresser-Rand Company Flush-enabled controlled flow drain
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
WO2013109235A2 (en) 2010-12-30 2013-07-25 Dresser-Rand Company Method for on-line detection of resistance-to-ground faults in active magnetic bearing systems
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
EP2538032A1 (de) 2011-06-22 2012-12-26 Siemens Aktiengesellschaft Radialbewegliches Dichtsystem für eine Gasturbine
EP2538030A1 (de) 2011-06-22 2012-12-26 Siemens Aktiengesellschaft Labyrinth-Dichtsystem für eine Gasturbine
EP2538031A1 (de) 2011-06-22 2012-12-26 Siemens Aktiengesellschaft Rotor mit Dichtelement für eine stationäre Gasturbine
US8851756B2 (en) 2011-06-29 2014-10-07 Dresser-Rand Company Whirl inhibiting coast-down bearing for magnetic bearing systems
JP5308548B2 (ja) * 2012-02-06 2013-10-09 三菱重工業株式会社 シール構造及びこれを備える回転機械
JP2013177866A (ja) * 2012-02-29 2013-09-09 Hitachi Ltd ターボ機械
US9334738B2 (en) 2012-10-23 2016-05-10 Siemens Aktiengesellschaft Gas turbine including belly band seal anti-rotation device
US9200519B2 (en) 2012-11-01 2015-12-01 Siemens Aktiengesellschaft Belly band seal with underlapping ends
US9347322B2 (en) 2012-11-01 2016-05-24 Siemens Aktiengesellschaft Gas turbine including belly band seal anti-rotation device
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
US9808889B2 (en) 2014-01-15 2017-11-07 Siemens Energy, Inc. Gas turbine including sealing band and anti-rotation device
US9291065B2 (en) 2013-03-08 2016-03-22 Siemens Aktiengesellschaft Gas turbine including bellyband seal anti-rotation device
US9399926B2 (en) 2013-08-23 2016-07-26 Siemens Energy, Inc. Belly band seal with circumferential spacer
RU2667245C2 (ru) * 2017-01-10 2018-09-18 Андрей Витальевич Билан Луночные уплотнения паровой турбины
US10774668B2 (en) 2017-09-20 2020-09-15 General Electric Company Intersage seal assembly for counter rotating turbine
US10598038B2 (en) 2017-11-21 2020-03-24 Honeywell International Inc. Labyrinth seal with variable tooth heights
CN108487936B (zh) * 2018-03-15 2019-06-21 哈尔滨工业大学 一种叶顶开设高低棱柱凹腔的动叶片的涡轮
DE102019217394A1 (de) * 2019-11-11 2021-05-12 MTU Aero Engines AG Leitschaufelanordnung für eine strömungsmaschine
CN112523814B (zh) * 2020-12-01 2022-11-22 中国航发沈阳发动机研究所 一种高压压气机出口封严装置
US11428160B2 (en) 2020-12-31 2022-08-30 General Electric Company Gas turbine engine with interdigitated turbine and gear assembly

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Also Published As

Publication number Publication date
JPH1144201A (ja) 1999-02-16
EP0894947B1 (de) 2004-03-31
JP3477347B2 (ja) 2003-12-10
US5967746A (en) 1999-10-19
EP0894947A3 (de) 2000-03-22
DE69822720T2 (de) 2005-02-10
EP0894947A2 (de) 1999-02-03
CA2244048A1 (en) 1999-01-30
CA2244048C (en) 2001-10-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition