DE69204668D1 - Verfahren zur Abdichtung des Rotors einer geothermischen Nassdampfturbine. - Google Patents

Verfahren zur Abdichtung des Rotors einer geothermischen Nassdampfturbine.

Info

Publication number
DE69204668D1
DE69204668D1 DE69204668T DE69204668T DE69204668D1 DE 69204668 D1 DE69204668 D1 DE 69204668D1 DE 69204668 T DE69204668 T DE 69204668T DE 69204668 T DE69204668 T DE 69204668T DE 69204668 D1 DE69204668 D1 DE 69204668D1
Authority
DE
Germany
Prior art keywords
geothermal
rotor
sealing
steam turbine
wet steam
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 - Fee Related
Application number
DE69204668T
Other languages
English (en)
Other versions
DE69204668T2 (de
Inventor
Loris Falavigna
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.)
Ansaldo Energia SpA
Original Assignee
Ansaldo Gie SRL
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 Ansaldo Gie SRL filed Critical Ansaldo Gie SRL
Publication of DE69204668D1 publication Critical patent/DE69204668D1/de
Application granted granted Critical
Publication of DE69204668T2 publication Critical patent/DE69204668T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
DE69204668T 1992-07-10 1992-07-10 Verfahren zur Abdichtung des Rotors einer geothermischen Nassdampfturbine. Expired - Fee Related DE69204668T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92830367A EP0577908B1 (de) 1992-07-10 1992-07-10 Verfahren zur Abdichtung des Rotors einer geothermischen Nassdampfturbine

Publications (2)

Publication Number Publication Date
DE69204668D1 true DE69204668D1 (de) 1995-10-12
DE69204668T2 DE69204668T2 (de) 1996-03-21

Family

ID=8212136

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69204668T Expired - Fee Related DE69204668T2 (de) 1992-07-10 1992-07-10 Verfahren zur Abdichtung des Rotors einer geothermischen Nassdampfturbine.

Country Status (4)

Country Link
US (1) US5454689A (de)
EP (1) EP0577908B1 (de)
JP (1) JP3338516B2 (de)
DE (1) DE69204668T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4313805A1 (de) * 1993-04-27 1994-11-03 Siemens Ag Dichtungsanordnung für zumindest eine Durchführung einer Welle durch ein Gehäuse
US5718560A (en) * 1995-12-29 1998-02-17 Sulzer Turbo Ag Turbocompressor for non-ideal process gases
US6318958B1 (en) 1998-08-21 2001-11-20 Alliedsignal, Inc. Air turbine starter with seal assembly
US6623238B2 (en) 1998-08-21 2003-09-23 Honeywell International, Inc. Air turbine starter with seal assembly
US6330790B1 (en) 1999-10-27 2001-12-18 Alliedsignal, Inc. Oil sump buffer seal
GB0004239D0 (en) * 2000-02-24 2000-04-12 Crane John Uk Ltd Seal assemblies
US6991235B2 (en) * 2003-11-07 2006-01-31 The Boeing Company Gas-buffered seal assembly and method therefor
US6976679B2 (en) * 2003-11-07 2005-12-20 The Boeing Company Inter-fluid seal assembly and method therefor
GB2411931A (en) * 2004-03-08 2005-09-14 Alstom Technology Ltd A leaf seal arrangement
JP4776249B2 (ja) * 2005-02-25 2011-09-21 株式会社東芝 液体の軸封装置とその軸封装置を用いた回転電機
ITTO20050520A1 (it) 2005-07-26 2007-01-27 Ansaldo Energia Spa Turbina a vapore geotermico
US8113764B2 (en) * 2008-03-20 2012-02-14 General Electric Company Steam turbine and a method of determining leakage within a steam turbine
US8147185B2 (en) * 2009-01-22 2012-04-03 General Electric Company Systems, methods, and apparatus for controlling gas leakage in a turbine
US8221056B2 (en) * 2009-06-11 2012-07-17 General Electric Company Mixing hotter steam with cooler steam for introduction into downstream turbine
US8888444B2 (en) * 2011-05-16 2014-11-18 General Electric Company Steam seal system
US9540942B2 (en) * 2012-04-13 2017-01-10 General Electric Company Shaft sealing system for steam turbines
WO2018142535A1 (ja) * 2017-02-02 2018-08-09 三菱重工コンプレッサ株式会社 回転機械
WO2020132689A1 (en) * 2018-12-21 2020-06-25 Acd, Llc Turboexpander labyrinth seal
CN112594013B (zh) * 2020-12-11 2022-03-01 西安交通大学 用于有机工质透平轴端密封及工质回收的装置及方法
CN112855942B (zh) * 2020-12-28 2022-04-12 东方电气集团东方汽轮机有限公司 一种闭式循环旋转机械的轴端密封系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1021410A (en) * 1964-03-31 1966-03-02 Stal Laval Turbin Ab Method of sealing a turbine or compressor shaft
CH572175A5 (de) * 1974-05-22 1976-01-30 Bbc Brown Boveri & Cie
JPS529702A (en) * 1975-07-11 1977-01-25 Hitachi Ltd Method and device for axis seal in steam turbine
JPS54113708A (en) * 1978-02-24 1979-09-05 Toshiba Corp Steam sealing device
US4189156A (en) * 1978-06-08 1980-02-19 Carrier Corporation Seal system for a turbomachine employing working fluid in its liquid phase as the sealing fluid
JPH0431668A (ja) * 1990-05-24 1992-02-03 Mitsubishi Heavy Ind Ltd 地熱プラント熱水還元ポンプのスケール防止装置
US5228298A (en) * 1992-04-16 1993-07-20 Praxair Technology, Inc. Cryogenic rectification system with helical dry screw expander
US5344160A (en) * 1992-12-07 1994-09-06 General Electric Company Shaft sealing of steam turbines

Also Published As

Publication number Publication date
US5454689A (en) 1995-10-03
EP0577908A1 (de) 1994-01-12
JP3338516B2 (ja) 2002-10-28
EP0577908B1 (de) 1995-09-06
DE69204668T2 (de) 1996-03-21
JPH06173610A (ja) 1994-06-21

Similar Documents

Publication Publication Date Title
DE69204668T2 (de) Verfahren zur Abdichtung des Rotors einer geothermischen Nassdampfturbine.
DE3664421D1 (en) Method for repairing a steam turbine or generator rotor
BR8206920A (pt) Pa de rotor de turbina
DE69719579D1 (de) Rotorschaufelspitzenabdichtung einer Turbomaschine
DE69002072D1 (de) Lagerung fuer den niederdruckrotor einer zweiwellenturbomaschine.
DE69822720D1 (de) Dichtung zwischen den Stufen einer Gasturbine
DE3786552D1 (de) Dichtung zwischen den schaufeln eines turbomaschinenrotors.
IT1233535B (it) Guarnizione a labirinto in particolare per turbine a vapore.
FR2568307B1 (fr) Etage perfectionne pour turbine a vapeur
GB2096713B (en) Rotor shaft of steam turbine
ITPD930060A1 (it) Struttura di pala di turbina a vapore a entrata laterale a due aggetti
DE59005484D1 (de) Verfahren zur Herstellung des Stators einer elektrischen Grossmaschine.
AR228676A1 (es) Pala de rotor de turbina
GB9103870D0 (en) A rotor for a turbine or impeller
DE59106755D1 (de) Verfahren zur Erhöhung des verdichterbedingten Druckgefälles der Gasturbine einer Krafterzeugungsmaschine.
IT1109912B (it) Paletta di rotore o paletta direttrice per turbina a gas
DE59706955D1 (de) Geschweisster Rotor einer Strömungsmaschine
FR2534967B1 (fr) Installation de turbine a vapeur
DE69510467D1 (de) Dampferzeuger
BR8207172A (pt) Turbina dotada de rotor
DE69716258D1 (de) Dampfturbine
DE69715823D1 (de) Verfahren zum Fräsen des Rotors einer Turbomolekularpumpe
DE59710425D1 (de) Rotor einer Strömungsmaschine
ITMI910093A1 (it) Tenuta a labirinto perfezionata per turbine a vapore
ATE273445T1 (de) Dampfturbinenkraftanlage

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: ANSALDO ENERGIA S.P.A., GENUA/GENOVA, IT

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee