EP1630425A3 - Circuit de sécurité pour un utilisateur à actionnement par fluide et méthode pour son utilisation - Google Patents

Circuit de sécurité pour un utilisateur à actionnement par fluide et méthode pour son utilisation Download PDF

Info

Publication number
EP1630425A3
EP1630425A3 EP05016934A EP05016934A EP1630425A3 EP 1630425 A3 EP1630425 A3 EP 1630425A3 EP 05016934 A EP05016934 A EP 05016934A EP 05016934 A EP05016934 A EP 05016934A EP 1630425 A3 EP1630425 A3 EP 1630425A3
Authority
EP
European Patent Office
Prior art keywords
safety circuit
circuit
same
fluid actuated
safety
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
EP05016934A
Other languages
German (de)
English (en)
Other versions
EP1630425A2 (fr
EP1630425B1 (fr
Inventor
Martin Schmieding
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.)
Hydac System GmbH
Original Assignee
Hydac System GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34980849&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1630425(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hydac System GmbH filed Critical Hydac System GmbH
Publication of EP1630425A2 publication Critical patent/EP1630425A2/fr
Publication of EP1630425A3 publication Critical patent/EP1630425A3/fr
Application granted granted Critical
Publication of EP1630425B1 publication Critical patent/EP1630425B1/fr
Revoked legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/008—Valve failure
    • 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
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/141—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path
    • F01D17/145—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path by means of valves, e.g. for steam turbines
    • 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
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/31505—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source and a return line
    • F15B2211/31511—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source and a return line having a single pressure source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/855—Testing of fluid pressure systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/87—Detection of failures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/875—Control measures for coping with failures
    • F15B2211/8755—Emergency shut-down

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Magnetically Actuated Valves (AREA)
EP05016934A 2004-08-31 2005-08-04 Circuit de sécurité pour un actionneur à actionnement par fluide et méthode pour son utilisation Revoked EP1630425B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004042891A DE102004042891B3 (de) 2004-08-31 2004-08-31 Sicherheitsschaltung für medienbetriebene Verbraucher und Verfahren zum Betrieb derselben

Publications (3)

Publication Number Publication Date
EP1630425A2 EP1630425A2 (fr) 2006-03-01
EP1630425A3 true EP1630425A3 (fr) 2011-11-02
EP1630425B1 EP1630425B1 (fr) 2012-12-19

Family

ID=34980849

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05016934A Revoked EP1630425B1 (fr) 2004-08-31 2005-08-04 Circuit de sécurité pour un actionneur à actionnement par fluide et méthode pour son utilisation

Country Status (3)

Country Link
US (1) US7322270B2 (fr)
EP (1) EP1630425B1 (fr)
DE (1) DE102004042891B3 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMO20060202A1 (it) * 2006-06-21 2007-12-22 Galliano Bentivoglio Pistola per erogare combustibile liquido
DE102008024253A1 (de) 2008-05-20 2009-11-26 Man Turbo Ag Steuereinrichtung und -verfahren für ein Schnellschlussventil einer Dampfturbine
CH699602A1 (de) * 2008-09-30 2010-03-31 Alstom Technology Ltd Hydraulische Auslöseeinheit für eine Ventileinheit in einer Kraftmaschinenanlage, insbesondere für ein Schnellschlussventil einer Turbinenanlage.
DE102011116472A1 (de) 2010-11-08 2012-05-10 E.On Anlagenservice Gmbh Hydraulischer oder pneumatischer Antrieb zur Betätigung einer Armatur mit einem Regel- oder Schaltventil
DE102011007629B3 (de) * 2011-04-18 2012-09-27 Siemens Aktiengesellschaft Elektropneumatischer Stellungsregler
DE102011082599B4 (de) * 2011-09-13 2013-08-14 Keicher Hydraulik GmbH Ventilanordnung, Verwendung, Turbine und Kraftwerk
DE102012022871A1 (de) 2012-11-22 2014-05-22 Hydac System Gmbh Stellvorrichtung
DE102013003976B4 (de) * 2013-01-31 2015-10-15 Voith Patent Gmbh Vorrichtung zum Betätigen eines Schnellschlussventils
DE102014006357B3 (de) * 2014-04-30 2015-06-25 Festo Ag & Co. Kg Druckluftsystem mit Sicherheitsfunktion und Verfahren zum Betreiben eines solchen Druckluftsystems
DE102015210274A1 (de) 2014-06-03 2015-12-03 Voith Patent Gmbh Mehrwegeventil, insbesondere ein 6/2-Wegeventil und Mehrwegeventilanordnung
US10480346B2 (en) 2014-06-03 2019-11-19 Voith Patent Gmbh Hydraulic control device for an emergency stop valve of a steam turbine and steam turbine arrangement
FR3042581B1 (fr) * 2015-10-16 2018-03-30 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Systeme de commande de circulation de fluide, installation d'alimentation comprenant un tel systeme de commande et procede employant une telle installation d'alimentation
DE102016000644A1 (de) 2016-01-22 2017-07-27 Hydac System Gmbh Schaltungsanordnung
DE102017117335A1 (de) * 2017-07-31 2019-01-31 Bürkert Werke GmbH & Co. KG Betätigungseinheit für ein Prozessventil sowie Prozessventil
CN109404065B (zh) * 2018-10-12 2021-12-17 上海华电电力发展有限公司 防止主机汽门遮断电磁阀故障引起机组跳闸的控制方法
JP7297617B2 (ja) * 2019-09-13 2023-06-26 日本ムーグ株式会社 電動油圧アクチュエータシステム、電動油圧アクチュエータシステムの油圧回路、及びそれを含む蒸気タービンシステム

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2005866A (en) * 1977-10-06 1979-04-25 Alsthom Atlantique Tregulation system for steam turbines
EP0020892A1 (fr) * 1979-06-22 1981-01-07 GebràœDer Sulzer Aktiengesellschaft Circuit de sécurité
DE3138562A1 (de) * 1981-09-28 1983-04-21 Siemens AG, 1000 Berlin und 8000 München Schutzeinrichtung fuer dampfturbinenanlagen
EP0641919A1 (fr) * 1993-09-06 1995-03-08 ABB Management AG Arrangement des clapets de sécurité
US5561976A (en) * 1994-10-13 1996-10-08 General Electric Company Redundant trip solenoid valve shut-off for gas turbine fuel system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL93350C (fr) * 1953-11-24
CH621178A5 (fr) * 1977-06-08 1981-01-15 Bbc Brown Boveri & Cie
EP0127027B1 (fr) * 1983-05-30 1988-03-09 BBC Brown Boveri AG Servomoteur électrohydraulique pour soupapes de turbines
DE3529802A1 (de) * 1985-08-20 1987-02-26 Herion Werke Kg Zweihand-sicherheitssteuerung
US5269141A (en) * 1990-06-18 1993-12-14 Asea Brown Boveri Ltd. Hydraulic safety and regulating system
US5133189A (en) * 1991-07-15 1992-07-28 Westinghouse Electric Corp. System and method for individually testing valves in a steam turbine trip control system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2005866A (en) * 1977-10-06 1979-04-25 Alsthom Atlantique Tregulation system for steam turbines
EP0020892A1 (fr) * 1979-06-22 1981-01-07 GebràœDer Sulzer Aktiengesellschaft Circuit de sécurité
DE3138562A1 (de) * 1981-09-28 1983-04-21 Siemens AG, 1000 Berlin und 8000 München Schutzeinrichtung fuer dampfturbinenanlagen
EP0641919A1 (fr) * 1993-09-06 1995-03-08 ABB Management AG Arrangement des clapets de sécurité
US5561976A (en) * 1994-10-13 1996-10-08 General Electric Company Redundant trip solenoid valve shut-off for gas turbine fuel system

Also Published As

Publication number Publication date
EP1630425A2 (fr) 2006-03-01
US7322270B2 (en) 2008-01-29
EP1630425B1 (fr) 2012-12-19
US20060042250A1 (en) 2006-03-02
DE102004042891B3 (de) 2005-10-06

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