ES503162A0 - Aparato para aislar individualmente los accionamientos hidraulicos de valvulas de vapor para una turbina de vapor. - Google Patents

Aparato para aislar individualmente los accionamientos hidraulicos de valvulas de vapor para una turbina de vapor.

Info

Publication number
ES503162A0
ES503162A0 ES503162A ES503162A ES503162A0 ES 503162 A0 ES503162 A0 ES 503162A0 ES 503162 A ES503162 A ES 503162A ES 503162 A ES503162 A ES 503162A ES 503162 A0 ES503162 A0 ES 503162A0
Authority
ES
Spain
Prior art keywords
hydraulic
steam
valve operations
steam turbine
individually isolating
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.)
Granted
Application number
ES503162A
Other languages
English (en)
Other versions
ES8305459A1 (es
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 ES8305459A1 publication Critical patent/ES8305459A1/es
Publication of ES503162A0 publication Critical patent/ES503162A0/es
Granted 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
    • 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
    • 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
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/20—Checking operation of shut-down devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Turbines (AREA)
  • Fluid-Driven Valves (AREA)
ES503162A 1980-06-26 1981-06-17 Aparato para aislar individualmente los accionamientos hidraulicos de valvulas de vapor para una turbina de vapor. Granted ES503162A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/163,332 US4343454A (en) 1980-06-26 1980-06-26 Apparatus for individual isolation of hydraulically actuated valves

Publications (2)

Publication Number Publication Date
ES8305459A1 ES8305459A1 (es) 1983-04-01
ES503162A0 true ES503162A0 (es) 1983-04-01

Family

ID=22589560

Family Applications (1)

Application Number Title Priority Date Filing Date
ES503162A Granted ES503162A0 (es) 1980-06-26 1981-06-17 Aparato para aislar individualmente los accionamientos hidraulicos de valvulas de vapor para una turbina de vapor.

Country Status (6)

Country Link
US (1) US4343454A (es)
JP (1) JPS5737170A (es)
CA (1) CA1163167A (es)
ES (1) ES503162A0 (es)
IT (1) IT1137927B (es)
MX (1) MX153704A (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT400172B (de) * 1988-12-28 1995-10-25 Sgp Va Energie Umwelt Verfahren zum testen und testeinrichtung für dampfturbinen-regelventile
EP0540963B1 (de) * 1991-11-04 1995-08-30 Asea Brown Boveri Ag Speiseschaltung für eine Zweirohr-Hydraulik
JPH068088U (ja) * 1991-11-20 1994-02-01 昇 加藤 ドアミラー
US5665898A (en) * 1993-12-29 1997-09-09 Atlantic Richfield Company Method and apparatus for testing solenoids in a safety system by bypassing the solenoid operated pilot valve
US6112638A (en) * 1999-04-30 2000-09-05 The Foxboro Company Electropneumatic positioner having binary input arrangement providing access to electrical output functions thereof
US7234678B1 (en) * 2003-09-22 2007-06-26 Kabushiki Kaisha Toshiba Protection system for turbo machine and power generating equipment
JP2005098319A (ja) * 2003-09-22 2005-04-14 Toshiba Corp 弁駆動装置およびそれを備えた弁
US7874241B2 (en) * 2005-04-19 2011-01-25 Emerson Process Management Power & Water Solutions, Inc. Electronically controllable and testable turbine trip system
JP5683895B2 (ja) * 2010-10-14 2015-03-11 株式会社東芝 蒸気弁装置
US8794268B2 (en) * 2010-11-05 2014-08-05 Dresser-Rand Company Voting hydraulic dump system
PH12013000162B1 (en) 2012-06-08 2021-04-07 Emerson process man power and water solutions inc Electronically controllable and testable turbine trip system with redundant bleed manifolds
EP3088683B1 (en) * 2015-04-30 2020-07-29 General Electric Technology GmbH Improved high-flow valve arrangement in steam turbine safety system
JP7379184B2 (ja) * 2020-01-28 2023-11-14 三菱重工コンプレッサ株式会社 弁駆動装置及び蒸気タービンシステム
US11851163B2 (en) 2022-04-25 2023-12-26 Hamilton Sundstrand Corporation Hydraulically locking actuator configuration

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182971A (en) * 1963-10-21 1965-05-11 St Regis Paper Co Homogenizing valve control
US3495501A (en) * 1968-06-04 1970-02-17 Gen Electric Valve operating and emergency closing mechanism
US3656708A (en) * 1970-07-10 1972-04-18 Westinghouse Electric Corp Dump valve
US3684236A (en) * 1970-08-17 1972-08-15 Westinghouse Electric Corp Combined hydraulic dump and control valve structure
SE372055B (es) * 1973-03-23 1974-12-09 Stal Laval Turbin Ab

Also Published As

Publication number Publication date
ES8305459A1 (es) 1983-04-01
CA1163167A (en) 1984-03-06
IT1137927B (it) 1986-09-10
US4343454A (en) 1982-08-10
IT8122554A0 (it) 1981-06-25
MX153704A (es) 1986-12-19
JPS5737170A (en) 1982-03-01

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