FR2014798A1 - - Google Patents

Info

Publication number
FR2014798A1
FR2014798A1 FR6926053A FR6926053A FR2014798A1 FR 2014798 A1 FR2014798 A1 FR 2014798A1 FR 6926053 A FR6926053 A FR 6926053A FR 6926053 A FR6926053 A FR 6926053A FR 2014798 A1 FR2014798 A1 FR 2014798A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6926053A
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 FR2014798A1 publication Critical patent/FR2014798A1/fr
Withdrawn legal-status Critical Current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
    • F01D11/06—Control thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/34—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being of extraction or non-condensing type; Use of steam for feed-water heating
    • F01K7/44—Use of steam for feed-water heating and another purpose

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR6926053A 1968-07-31 1969-07-30 Withdrawn FR2014798A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74907768A 1968-07-31 1968-07-31

Publications (1)

Publication Number Publication Date
FR2014798A1 true FR2014798A1 (fr) 1970-04-17

Family

ID=25012150

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6926053A Withdrawn FR2014798A1 (fr) 1968-07-31 1969-07-30

Country Status (7)

Country Link
US (1) US3604206A (fr)
CH (1) CH504614A (fr)
DE (1) DE1938215A1 (fr)
ES (1) ES369903A1 (fr)
FR (1) FR2014798A1 (fr)
GB (1) GB1267548A (fr)
SE (1) SE352134B (fr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH550348A (de) * 1972-10-11 1974-06-14 Bbc Brown Boveri & Cie Sperrmedium-labyrinthdichtung.
US3919854A (en) * 1973-03-14 1975-11-18 Technip Cie Gas sealing assembly
US3979104A (en) * 1974-01-17 1976-09-07 Westinghouse Electric Corporation Shaft sealing device for a butterfly valve
CH572175A5 (fr) * 1974-05-22 1976-01-30 Bbc Brown Boveri & Cie
US4022424A (en) * 1975-09-29 1977-05-10 General Electric Company Shaft bearing and seals for butterfly valves
JPS5816081B2 (ja) * 1978-04-24 1983-03-29 株式会社日立製作所 蒸気発生装置
CH635401A5 (de) * 1978-08-31 1983-03-31 Bbc Brown Boveri & Cie Sperrdampfvorrichtung und verwendung desselben.
US4193603A (en) * 1978-12-21 1980-03-18 Carrier Corporation Sealing system for a turbomachine
DE3272914D1 (en) * 1981-10-06 1986-10-02 Kongsberg Vapenfab As Turbo-machines with bleed-off means
JPS5974310A (ja) * 1982-10-20 1984-04-26 Toshiba Corp 蒸気タ−ビンプラント
US4969796A (en) * 1989-10-30 1990-11-13 Westinghouse Electric Corp. Method and apparatus for cooling shaft seals
DE4313805A1 (de) * 1993-04-27 1994-11-03 Siemens Ag Dichtungsanordnung für zumindest eine Durchführung einer Welle durch ein Gehäuse
US5749227A (en) * 1995-06-07 1998-05-12 Electric Boat Corporation Steam seal air removal system
GB0004239D0 (en) 2000-02-24 2000-04-12 Crane John Uk Ltd Seal assemblies
US6705086B1 (en) * 2002-12-06 2004-03-16 General Electric Company Active thrust control system for combined cycle steam turbines with large steam extraction
US7614233B2 (en) * 2005-01-28 2009-11-10 Hitachi-Ge Nuclear Energy, Ltd. Operation method of nuclear power plant
EP1712816A1 (fr) * 2005-04-14 2006-10-18 Siemens Aktiengesellschaft Agencement d'étanchéité pour séparer une chambre de traitement d'un espace à étanchéifier
US8375719B2 (en) * 2005-05-12 2013-02-19 Recurrent Engineering, Llc Gland leakage seal system
US8113764B2 (en) * 2008-03-20 2012-02-14 General Electric Company Steam turbine and a method of determining leakage within a steam turbine
US8123462B2 (en) * 2008-10-15 2012-02-28 General Electric Company Pressurized sealed chamber between multiple pressurized casings of machine and related method
US20100284782A1 (en) * 2009-05-05 2010-11-11 General Electric Company Steam turbine, system, and method of operation
US8341962B2 (en) * 2009-05-12 2013-01-01 General Electric Company Biasing working fluid flow
US20100310356A1 (en) * 2009-06-04 2010-12-09 General Electric Company Clutched steam turbine low pressure sections and methods therefore
US8419344B2 (en) * 2009-08-17 2013-04-16 General Electric Company System and method for measuring efficiency and leakage in a steam turbine
US20110110760A1 (en) * 2009-11-10 2011-05-12 General Electric Company Method and system for increasing an efficiency of a pressurized machine
US8650878B2 (en) * 2010-03-02 2014-02-18 General Electric Company Turbine system including valve for leak off line for controlling seal steam flow
US8087872B2 (en) * 2010-03-23 2012-01-03 General Electric Company Steam seal system
US8545166B2 (en) * 2010-07-28 2013-10-01 General Electric Company System and method for controlling leak steam to steam seal header for improving steam turbine performance
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
US9003799B2 (en) * 2012-08-30 2015-04-14 General Electric Company Thermodynamic cycle optimization for a steam turbine cycle
US9922740B2 (en) * 2012-10-25 2018-03-20 Smr Inventec, Llc Nuclear power generation system
EP2801703A1 (fr) * 2013-05-08 2014-11-12 Siemens Aktiengesellschaft Installation de turbine à vapeur avec conduite de vapeur d'arrêt
US9482116B2 (en) * 2013-08-27 2016-11-01 General Electric Company Active cold-reheat temperature control system
RU173299U1 (ru) * 2015-08-03 2017-08-21 Публичное акционерное общество "Силовые машины - ЗТЛ, ЛМЗ, Электросила, Энергомашэкспорт" (ПАО "Силовые машины") Паротурбинная установка
CN106121740B (zh) * 2016-06-24 2018-05-22 中节能（临沂）环保能源有限公司 一种轴封供汽系统
US10577962B2 (en) * 2016-09-07 2020-03-03 General Electric Company Turbomachine temperature control system
CN113756881B (zh) * 2020-06-05 2024-07-19 上海梅山钢铁股份有限公司 一种汽轮机轴封自动调节系统
JP7564136B2 (ja) * 2022-01-18 2024-10-08 日立Ｇｅニュークリア・エナジー株式会社 原子力プラントおよびタービン装置

Also Published As

Publication number Publication date
GB1267548A (en) 1972-03-22
CH504614A (de) 1971-03-15
DE1938215A1 (de) 1970-02-05
US3604206A (en) 1971-09-14
ES369903A1 (es) 1977-09-01
SE352134B (fr) 1972-12-18

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Legal Events

Date Code Title Description
ST Notification of lapse