ATE103035T1 - Stellantrieb. - Google Patents

Stellantrieb.

Info

Publication number
ATE103035T1
ATE103035T1 AT90117575T AT90117575T ATE103035T1 AT E103035 T1 ATE103035 T1 AT E103035T1 AT 90117575 T AT90117575 T AT 90117575T AT 90117575 T AT90117575 T AT 90117575T AT E103035 T1 ATE103035 T1 AT E103035T1
Authority
AT
Austria
Prior art keywords
pilot control
operated
main piston
oil pressure
piston
Prior art date
Application number
AT90117575T
Other languages
English (en)
Inventor
Heinz Frey
Kamil Prochazka
Original Assignee
Asea Brown Boveri
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 Asea Brown Boveri filed Critical Asea Brown Boveri
Application granted granted Critical
Publication of ATE103035T1 publication Critical patent/ATE103035T1/de

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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
    • F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
    • F01D17/26—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical fluid, e.g. hydraulic

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Driven Valves (AREA)
  • Control Of Turbines (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Transmission Device (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
AT90117575T 1989-09-28 1990-09-12 Stellantrieb. ATE103035T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH3518/89A CH678968A5 (de) 1989-09-28 1989-09-28
EP90117575A EP0419946B1 (de) 1989-09-28 1990-09-12 Stellantrieb

Publications (1)

Publication Number Publication Date
ATE103035T1 true ATE103035T1 (de) 1994-04-15

Family

ID=4257735

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90117575T ATE103035T1 (de) 1989-09-28 1990-09-12 Stellantrieb.

Country Status (7)

Country Link
US (1) US5193779A (de)
EP (1) EP0419946B1 (de)
JP (1) JP2974749B2 (de)
AT (1) ATE103035T1 (de)
CH (1) CH678968A5 (de)
DE (1) DE59005002D1 (de)
ES (1) ES2053042T3 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007120679A (ja) * 2005-10-28 2007-05-17 Sun Wave Ind Co Ltd 板材の接合構造
US8290631B2 (en) * 2009-03-12 2012-10-16 Emerson Process Management Power & Water Solutions, Inc. Methods and apparatus to arbitrate valve position sensor redundancy
CN106801629B (zh) * 2017-03-07 2019-04-12 北京博力威格智能传控设备有限公司 一种汽轮机用速关阀油动机装置
WO2020198599A1 (en) * 2019-03-27 2020-10-01 Salvatore Shifrin Self contained hydraulic lock apparatus

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE474923C (de) * 1929-04-13 J A Maffei A G Regelungseinrichtung an Dampfturbinen
BE464678A (de) * 1945-05-24
DE1601759B2 (de) * 1967-07-19 1972-02-24 Siemens AG, 1000 Berlin u 8000 München Hydraulisch betaetigter stellantrieb mit kraftkolben vorzugs weise zur betaetigung von ventilen fuer grosse mengenstroeme
SE372055B (de) * 1973-03-23 1974-12-09 Stal Laval Turbin Ab
JPS6014201B2 (ja) * 1975-12-01 1985-04-12 黒田精工株式会社 空圧デイジタルシリンダー装置
CH624187A5 (de) * 1977-09-29 1981-07-15 Bbc Brown Boveri & Cie
US4335867A (en) * 1977-10-06 1982-06-22 Bihlmaier John A Pneumatic-hydraulic actuator system
DE2835771A1 (de) * 1978-08-16 1980-02-28 Schwelm & Towler Hydraulics Anordnung zur aussteuerung eines cartridgeelementes
US4215844A (en) * 1978-08-28 1980-08-05 The Babcock & Wilcox Company Valve actuator system
JPS58174701A (ja) * 1982-04-07 1983-10-13 Diesel Kiki Co Ltd 油圧アクチユエ−タ装置
DE3309441A1 (de) * 1983-03-16 1984-09-27 Kraftwerk Union AG, 4330 Mülheim Turbinen-regel- und steuersystem
EP0127027B1 (de) * 1983-05-30 1988-03-09 BBC Brown Boveri AG Elektrohydraulischer Stellantrieb für Turbinenventile
CH666132A5 (de) * 1984-07-20 1988-06-30 Bbc Brown Boveri & Cie Einrichtung zur ueberwachung von physikalischen groessen an anlagen.
US4807518A (en) * 1986-10-14 1989-02-28 Cincinnati Milacron Inc. Counterbalance mechanism for vertically movable means
EP0322503A3 (de) * 1987-12-29 1991-09-25 Daihatsu Diesel Mfg. Co., Ltd. Flüssigkeitsgerät
US4901625A (en) * 1989-01-03 1990-02-20 Increcyl, Inc. Apparatus and method for positioning equipment

Also Published As

Publication number Publication date
JPH03121203A (ja) 1991-05-23
US5193779A (en) 1993-03-16
EP0419946B1 (de) 1994-03-16
ES2053042T3 (es) 1994-07-16
JP2974749B2 (ja) 1999-11-10
DE59005002D1 (de) 1994-04-21
EP0419946A1 (de) 1991-04-03
CH678968A5 (de) 1991-11-29

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee