DE59402992D1 - Hydraulische Sicherheitsschaltung - Google Patents

Hydraulische Sicherheitsschaltung

Info

Publication number: DE59402992D1
Authority: DE; Germany
Prior art keywords: safety circuit; hydraulic safety; hydraulic; circuit; safety
Prior art date: 1993-09-06
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 - Lifetime

Application number

DE59402992T

Other languages

English (en)

Inventor

Petar Hrelic

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.)

Alstom SA

Original Assignee

Asea Brown Boveri AG Switzerland

Asea Brown Boveri AB

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.)

1993-09-06

Filing date

1994-08-17

Publication date

1997-07-10

1994-08-17 Application filed by Asea Brown Boveri AG Switzerland, Asea Brown Boveri AB filed Critical Asea Brown Boveri AG Switzerland

1997-07-10 Application granted granted Critical

1997-07-10 Publication of DE59402992D1 publication Critical patent/DE59402992D1/de

2014-08-18 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- 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
- 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
- F01D21/16—Trip gear
- F01D21/18—Trip gear involving hydraulic means
- 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
- F15B20/001—Double valve requiring the use of both hands simultaneously

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)
Control Of Turbines (AREA)

DE59402992T 1993-09-06 1994-08-17 Hydraulische Sicherheitsschaltung Expired - Lifetime DE59402992D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE4330038A DE4330038A1 (de)	1993-09-06	1993-09-06	Hydraulische Sicherheitsschaltung

Publications (1)

Publication Number	Publication Date
DE59402992D1 true DE59402992D1 (de)	1997-07-10

Family

ID=6496925

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE4330038A Withdrawn DE4330038A1 (de)	1993-09-06	1993-09-06	Hydraulische Sicherheitsschaltung
DE59402992T Expired - Lifetime DE59402992D1 (de)	1993-09-06	1994-08-17	Hydraulische Sicherheitsschaltung

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DE4330038A Withdrawn DE4330038A1 (de)	1993-09-06	1993-09-06	Hydraulische Sicherheitsschaltung

Country Status (3)

Country	Link
EP (1)	EP0641919B1 (de)
JP (1)	JP3592377B2 (de)
DE (2)	DE4330038A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102004042891B3 (de) *	2004-08-31	2005-10-06	Hydac System Gmbh	Sicherheitsschaltung für medienbetriebene Verbraucher und Verfahren zum Betrieb derselben
US7874241B2 (en) *	2005-04-19	2011-01-25	Emerson Process Management Power & Water Solutions, Inc.	Electronically controllable and testable turbine trip system
US7828008B1 (en) *	2005-04-19	2010-11-09	SafePlex Systems, Inc.	Online partial stroke testing system using a modified 2004 architecture
DE102005040039B4 (de) *	2005-08-23	2013-01-31	Abb Technology Ag	Ventilanordnung zur Ansteuerung eines Bauelements
US7409965B2 (en)	2006-10-16	2008-08-12	Elliott Company	Direct acting hydraulic trip block
DE102009058408A1 (de) *	2009-07-09	2011-01-13	Robert Bosch Gmbh	Elektrohydraulische Steuerung
DE202011109158U1 (de)	2011-12-15	2012-01-24	Karl Morgenbesser	Elektrohydraulische Sicherheitssteuerung
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
DE102014207669A1 (de) *	2014-04-23	2015-10-29	Putzmeister Engineering Gmbh	Steuerungssystem für eine hydraulische Arbeitsmaschine
EP3152447B1 (de) *	2014-06-03	2020-05-27	Voith Patent GmbH	Hydraulische steuereinrichtung für ein schnellschluss-ventil einer dampfturbine und dampfturbinenanordnung
JP6581499B2 (ja) *	2015-12-25	2019-09-25	株式会社東芝	蒸気弁駆動装置
WO2017125247A1 (de) *	2016-01-22	2017-07-27	Hydac System Gmbh	Sicherheitssteuerung
DE102016000643A1 (de) *	2016-01-22	2017-07-27	Hydac System Gmbh	Sicherheitssteuerung
CN112648021B (zh) *	2020-11-30	2022-12-27	华电电力科学研究院有限公司	汽轮机ast电磁阀活动试验的在线检修改造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1212664A (en) *	1969-01-21	1970-11-18	Schwermaschb Nobas Nordhausen	An automatic hydraulic combining valve arrangement
SE372055B (de) *	1973-03-23	1974-12-09	Stal Laval Turbin Ab
US3943714A (en) *	1975-01-23	1976-03-16	The United States Of America As Represented By The Secretary Of The Navy	Fail-safe limit switch stopping system for air motor
US4001654A (en) *	1975-07-31	1977-01-04	General Electric Company	Testable protective system
FR2348523A1 (fr) *	1976-04-16	1977-11-10	Telemecanique Electrique	Circuit de commande pour cellule de phase pneumatique et module pour sa mise en oeuvre
JPS5842699Y2 (ja) *	1977-11-10	1983-09-27	株式会社小松製作所	デユアルバルブの故障検出装置
CH636932A5 (de) *	1979-06-22	1983-06-30	Sulzer Ag	Sicherheitsschaltung mit einem doppeltwirkenden, fluidbetriebenen servomotor.
DE3040367A1 (de) *	1980-10-25	1982-05-27	AEG-Kanis Turbinenfabrik GmbH, 8500 Nürnberg	Sicherheitsschaltung
DE3230056A1 (de) *	1982-08-12	1984-02-16	Herion-Werke Kg, 7012 Fellbach	Sicherheitssteuerung
JPS5949305A (ja) *	1982-09-13	1984-03-21	Mitsubishi Heavy Ind Ltd	タ−ビン保安装置用多重化油圧回路
DE3340925A1 (de) *	1983-04-13	1984-10-18	Siemens AG, 1000 Berlin und 8000 München	Regeleinrichtung fuer stellventile von turbomaschinen, insbesondere fuer industrieturbinen hoher verfuegbarkeit
CH666132A5 (de) *	1984-07-20	1988-06-30	Bbc Brown Boveri & Cie	Einrichtung zur ueberwachung von physikalischen groessen an anlagen.
DE3804784A1 (de) *	1988-02-16	1989-08-24	Huperz Adalbert	Mehrstufige ventilsteuerung
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

1993
- 1993-09-06 DE DE4330038A patent/DE4330038A1/de not_active Withdrawn
1994
- 1994-08-17 DE DE59402992T patent/DE59402992D1/de not_active Expired - Lifetime
- 1994-08-17 EP EP94112814A patent/EP0641919B1/de not_active Expired - Lifetime
- 1994-09-05 JP JP21152894A patent/JP3592377B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0641919B1 (de)	1997-06-04
EP0641919A1 (de)	1995-03-08
DE4330038A1 (de)	1995-03-09
JP3592377B2 (ja)	2004-11-24
JPH0797902A (ja)	1995-04-11

Publication	Publication Date	Title
DE69406442D1 (de)	1997-11-27	Sicherheitsvorrichtung
DE59405214D1 (de)	1998-03-12	Sicherheitsnetzanordnung
DE59407081D1 (de)	1998-11-19	Sicherheitsnetzanordnung
DE59402917D1 (de)	1997-07-03	Hydraulikaggregat
DE59405371D1 (de)	1998-04-09	Sicherheitsschalter
DE69407625D1 (de)	1998-02-05	Sicherheitsschalter
FI953353A (fi)	1995-08-07	Turvakaappi
FI962303L (fi)	1996-05-31	Hydraulipiiri
DE69505203D1 (de)	1998-11-12	Hydraulischer Kreislauf
DE59402992D1 (de)	1997-07-10	Hydraulische Sicherheitsschaltung
DE69410330D1 (de)	1998-06-25	Hydraulikanlage
DE69417853D1 (de)	1999-05-20	Hydraulische Servolenkung
DE69417501D1 (de)	1999-05-06	Sicherheitsvorrichtung
DE69427339D1 (de)	2001-07-05	Begrenzungsschaltung
DK178891A (da)	1993-04-29	Hydraulisk kredsloeb
DE69410750D1 (de)	1998-07-09	Hydraulische Servolenkung
DE69508316D1 (de)	1999-04-22	Hydraulischer Kreislauf
DE69410836D1 (de)	1998-07-16	Schaltkreis
DE69406742D1 (de)	1997-12-18	Hydraulische Servolenkung
DE59603076D1 (de)	1999-10-21	Hydraulische schaltung
DE69412280D1 (de)	1998-09-10	Sicherheitsnullstelleinrichtung
KR950009175U (ko)	1995-04-19	전자식 금고
DE69403944D1 (de)	1997-07-31	Sicherheitsschalter
NO933683D0 (no)	1993-10-13	Sikkerhetsline
NO932111D0 (no)	1993-06-10	Sikkerhetline

Legal Events

Date	Code	Title	Description
1998-07-02	8364	No opposition during term of opposition
2002-05-08	8327	Change in the person/name/address of the patent owner	Owner name: ALSTOM, PARIS, FR
2002-05-08	8328	Change in the person/name/address of the agent	Free format text: ROESLER, U., DIPL.-PHYS.UNIV., PAT.-ANW., 81241 MUENCHEN