DE69707449T2 - Verfahren zur überwachung des zustands eines regelventils sowie ventilvorrichtung - Google Patents

Verfahren zur überwachung des zustands eines regelventils sowie ventilvorrichtung

Info

Publication number
DE69707449T2
DE69707449T2 DE69707449T DE69707449T DE69707449T2 DE 69707449 T2 DE69707449 T2 DE 69707449T2 DE 69707449 T DE69707449 T DE 69707449T DE 69707449 T DE69707449 T DE 69707449T DE 69707449 T2 DE69707449 T2 DE 69707449T2
Authority
DE
Germany
Prior art keywords
valve
actuator
input
initial situation
positioner
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.)
Expired - Fee Related
Application number
DE69707449T
Other languages
German (de)
English (en)
Other versions
DE69707449D1 (de
Inventor
Mika Metso
Jouni Pyoetsiae
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.)
Valmet Automation Oy
Original Assignee
Metso Field Systems Oy
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 Metso Field Systems Oy filed Critical Metso Field Systems Oy
Publication of DE69707449D1 publication Critical patent/DE69707449D1/de
Application granted granted Critical
Publication of DE69707449T2 publication Critical patent/DE69707449T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
    • F16K37/0083—For recording or indicating the functioning of a valve in combination with test equipment by measuring valve parameters
    • 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
    • F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • F15B19/005—Fault detection or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/16—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member
    • F16K31/163—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member the fluid acting on a piston
    • F16K31/1635—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member the fluid acting on a piston for rotating valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
    • F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6309—Electronic controllers using input signals representing a pressure the pressure being a pressure source supply 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
    • 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
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members
    • 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
    • F15B2211/857—Monitoring of fluid pressure systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/72—Testing of electric windings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8175—Plural
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8225—Position or extent of motion indicator
    • Y10T137/8242—Electrical

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Safety Devices In Control Systems (AREA)
  • Control Of Fluid Pressure (AREA)
  • Fluid-Pressure Circuits (AREA)
DE69707449T 1996-06-11 1997-06-09 Verfahren zur überwachung des zustands eines regelventils sowie ventilvorrichtung Expired - Fee Related DE69707449T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI962406A FI104129B1 (fi) 1996-06-11 1996-06-11 Menetelmä säätöventtiilin kunnon valvomiseksi
PCT/FI1997/000359 WO1997048026A2 (en) 1996-06-11 1997-06-09 A method for surveying the condition of a control valve, and a valve apparatus

Publications (2)

Publication Number Publication Date
DE69707449D1 DE69707449D1 (de) 2001-11-22
DE69707449T2 true DE69707449T2 (de) 2002-11-14

Family

ID=8546182

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707449T Expired - Fee Related DE69707449T2 (de) 1996-06-11 1997-06-09 Verfahren zur überwachung des zustands eines regelventils sowie ventilvorrichtung

Country Status (7)

Country Link
US (1) US6131609A (enExample)
EP (1) EP0904573B1 (enExample)
JP (1) JP3885118B2 (enExample)
DE (1) DE69707449T2 (enExample)
ES (1) ES2168638T3 (enExample)
FI (1) FI104129B1 (enExample)
WO (1) WO1997048026A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016105881B4 (de) * 2016-03-31 2025-04-24 Gea Mechanical Equipment Gmbh Verfahren zur Ansteuerung und Überwachung eines Stellventils

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI116587B (fi) 1997-10-17 2005-12-30 Metso Automation Oy Menetelmä ja laitteisto turvalaitteen toimintakunnon todentamiseksi
JP3511458B2 (ja) * 1997-12-08 2004-03-29 株式会社山武 電空ポジショナ
JP3530775B2 (ja) * 1999-07-16 2004-05-24 Ｓｍｃ株式会社 電磁弁の動作管理装置
DE20005744U1 (de) * 2000-03-28 2000-10-05 ICOPS - Industrial + Cyber Operation Services GmbH, 81371 München Vorrichtung zur Ventilüberwachung
US6640688B1 (en) 2000-08-25 2003-11-04 Tyco Flow Control, Inc. Actuator assembly
US6435022B1 (en) * 2001-02-09 2002-08-20 Tareq Nasser Albuaijan Partial stroke testing system
US6382226B1 (en) * 2001-04-17 2002-05-07 Fisher Controls International, Inc. Method for detecting broken valve stem
WO2003038325A1 (en) * 2001-11-01 2003-05-08 Shell Internationale Research Maatschappij B.V. Over-pressure protection system
US6678584B2 (en) 2002-05-03 2004-01-13 Fisher Controls International Llc Method and apparatus for performing diagnostics in a control loop of a control valve
US6999853B2 (en) * 2002-05-03 2006-02-14 Fisher Controls International Llc. Methods and apparatus for operating and performing diagnostics in a control loop of a control valve
US7044011B2 (en) * 2003-04-30 2006-05-16 Honeywell International, Inc. Test fixture assembly for directional pilot valve and related method
US7124057B2 (en) * 2003-08-19 2006-10-17 Festo Corporation Method and apparatus for diagnosing a cyclic system
CN100511058C (zh) * 2004-02-05 2009-07-08 罗斯蒙德公司 使用压力变送器的紧急关断阀诊断
US8072343B2 (en) * 2005-03-31 2011-12-06 Saudi Arabian Oil Company Local emergency isolation valve controller with diagnostic testing and trouble indicator
US7504961B2 (en) * 2005-03-31 2009-03-17 Saudi Arabian Oil Company Emergency isolation valve controller with integral fault indicator
DE102005028810A1 (de) 2005-06-22 2007-01-04 Robert Bosch Gmbh Verfahren zur automatisierten Prüfung eines Stellers
US20070034264A1 (en) * 2005-08-12 2007-02-15 Stonel Corporation Apparatus for valve communication and control
US8366402B2 (en) * 2005-12-20 2013-02-05 Schlumberger Technology Corporation System and method for determining onset of failure modes in a positive displacement pump
US7405917B2 (en) * 2006-06-16 2008-07-29 Festo Ag & Co. Method and apparatus for monitoring and determining the functional status of an electromagnetic valve
US7539560B2 (en) * 2007-01-05 2009-05-26 Dresser, Inc. Control valve and positioner diagnostics
US7975718B2 (en) * 2007-04-16 2011-07-12 Applied Materials, Inc. In-situ monitor of injection valve
US7752914B2 (en) * 2007-11-15 2010-07-13 Venturedyne, Ltd. Monitoring of independent vibrators
CN100575757C (zh) * 2008-01-31 2009-12-30 浙江大学 数字电气阀门定位器及其方法
US8955365B2 (en) * 2008-12-23 2015-02-17 Embraer S.A. Performance monitoring and prognostics for aircraft pneumatic control valves
FI125797B (fi) 2009-01-09 2016-02-29 Metso Flow Control Oy Menetelmä ja laitteisto venttiilin kunnonvalvontaan
US20100264868A1 (en) * 2009-04-15 2010-10-21 Stephen George Seberger Methods and apparatus to couple an electro-pneumatic controller to a position transmitter in a process control system
WO2010140930A1 (en) * 2009-06-02 2010-12-09 Linde Ag Diagnostic system for a flow valve in an industrial furnace
US8453674B2 (en) * 2010-03-12 2013-06-04 Target Rock Division Of Curtiss-Wright Flow Control Corporation Valve fault indication and control
GB2480423A (en) * 2010-03-15 2011-11-23 Jena Rotary Technolgy Ltd Valve system
CN103038559B (zh) * 2010-04-30 2015-08-19 美卓自动化有限公司 控制阀的诊断
CN102384303B (zh) * 2010-08-31 2014-11-26 金子产业株式会社 截止阀控制系统
US8421643B2 (en) * 2010-12-01 2013-04-16 Fisher Controls International Llc Automatic valve seating integrity test
CN103890468B (zh) * 2011-08-01 2015-11-25 康特罗尔微系统公司 电池供电的控制阀及其操作方法
US8973595B2 (en) * 2011-08-01 2015-03-10 Control Microsystems, Inc. Battery-powered control valve and operation thereof
US8924028B2 (en) 2011-08-01 2014-12-30 Control Microsystems, Inc. Battery-powered control valve and operation thereof
DE102011052901B4 (de) * 2011-08-22 2020-07-09 Samson Ag Partial Stoke Test für ein Stellgerät
US9250632B2 (en) * 2011-12-30 2016-02-02 Sti Srl Valve positioning system with bleed prevention
US9170238B2 (en) * 2013-01-04 2015-10-27 Fisher Controls International Llc Acoustic fluid valve calibration
US9309992B2 (en) * 2013-03-15 2016-04-12 Sdb Ip Holdings, Llc System for detecting that a valve should be replaced and a method of use thereof
JP6088457B2 (ja) * 2014-03-11 2017-03-01 アズビル株式会社 ポジショナ
GB2528891A (en) * 2014-08-01 2016-02-10 Chargepoint Technology Ltd Operator feedback of valves
US9933088B2 (en) * 2015-06-10 2018-04-03 Woodward, Inc. Rotary actuated valve with position indicator
US10557564B2 (en) 2017-01-07 2020-02-11 Saudi Arabian Oil Company Locally-actuated partial stroke testing system
FI128783B (en) 2018-09-03 2020-12-15 Metso Flow Control Oy Valve positioner and diagnostic method
JP6783486B1 (ja) * 2020-03-17 2020-11-11 金子産業株式会社 機械学習装置、データ処理システム、推論装置及び機械学習方法
CN111350870A (zh) * 2020-03-18 2020-06-30 中石化第十建设有限公司 一种控制阀气源失效检测设备校验方法
US11788934B2 (en) 2020-07-01 2023-10-17 Saudi Arabian Oil Company In-line fluid and solid sampling within flowlines
US11692903B2 (en) 2020-10-01 2023-07-04 Saudi Arabian Oil Company Valve diagnostic and performance system
US11441697B2 (en) 2020-10-01 2022-09-13 Saudi Arabian Oil Company Valve diagnostic and performance system
CN114576236A (zh) * 2020-11-30 2022-06-03 北京机械设备研究所 一种液压系统的状态监测与故障诊断方法及装置
US11976771B2 (en) 2021-10-05 2024-05-07 Saudi Arabian Oil Company Sealing pig launcher doors
US11865928B2 (en) 2021-11-24 2024-01-09 Saudi Arabian Oil Company Generating power with a conduit inspection tool
US20250172221A1 (en) * 2023-11-29 2025-05-29 Dresser, Llc Using pressure to monitor position of components on a control valve
IT202300026061A1 (it) * 2023-12-06 2025-06-06 Sti S R L Diagnostica on service di un posizionatore intelligente per attuatori pneumatici
DE102024114504A1 (de) * 2024-05-23 2025-11-27 airpower europe GmbH Sperrvorrichtung

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029122A (en) * 1976-03-11 1977-06-14 Westinghouse Electric Corporation Apparatus and method for determining friction forces in position modulated valves
US4274438A (en) * 1979-02-21 1981-06-23 Westinghouse Electric Corp. Method of diagnostic valve testing
US4523286A (en) * 1981-08-07 1985-06-11 Hitachi, Ltd. Apparatus for making diagnosis of valve device in turbine system
US4694390A (en) * 1985-06-28 1987-09-15 Electric Power Research Institute, Inc. Microprocessor-based control and diagnostic system for motor operated valves
FI72584C (fi) * 1985-09-04 1987-06-08 Neles Oy Ventil.
GB8620357D0 (en) * 1986-08-21 1986-10-01 Apv Int Ltd Flow control valve
KR890007306A (ko) * 1987-10-30 1989-06-19 제트.엘.더머 온라인 밸브 진단 감시 시스템
US5197328A (en) * 1988-08-25 1993-03-30 Fisher Controls International, Inc. Diagnostic apparatus and method for fluid control valves
US4926903A (en) * 1989-05-05 1990-05-22 Tomoe Technical Research Company Butterfly valve having a function for measuring a flow rate and method of measuring a flow rate with a butterfly valve
US5253185A (en) * 1991-01-30 1993-10-12 Combustion Engineering, Inc. Valve diagnostic system including auxiliary transducer box
US5492009A (en) * 1991-03-11 1996-02-20 Siemens Aktiengesellschaft Method and apparatus for testing a valve actuated by an electromagnet having an armature
US5329956A (en) * 1993-05-28 1994-07-19 Combustion Engineering, Inc. Pneumatic operated valve stroke timing
DE4326343A1 (de) * 1993-08-05 1995-02-09 Honeywell Ag Diganose-System für Regel- und Absperrarmaturen
US5549137A (en) * 1993-08-25 1996-08-27 Rosemount Inc. Valve positioner with pressure feedback, dynamic correction and diagnostics
AU7634494A (en) * 1993-09-15 1995-04-03 Combustion Engineering Inc. Diagnostic data acquisitioner for a valve
US5469737A (en) * 1993-12-20 1995-11-28 Westinghouse Electric Corporation Method and apparatus for measuring the axial load and position of a valve stem
IT1265319B1 (it) * 1993-12-22 1996-10-31 Nuovo Pignone Spa Sistema perfezionato di comando dell'attuatore di una valvola pneumatica
DE69515096T2 (de) * 1994-10-18 2000-07-20 Neles Controls Oy, Helsinki Verfahren und Vorrichtung zur Ermittlung eines Fehlers einer Steuerventilanordnung in einem Regelkreis
US5992229A (en) * 1996-02-05 1999-11-30 Neles-Jamesbury Oy Method and equipment for determining the performance of control valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016105881B4 (de) * 2016-03-31 2025-04-24 Gea Mechanical Equipment Gmbh Verfahren zur Ansteuerung und Überwachung eines Stellventils

Also Published As

Publication number Publication date
JP3885118B2 (ja) 2007-02-21
DE69707449D1 (de) 2001-11-22
FI104129B (fi) 1999-11-15
US6131609A (en) 2000-10-17
ES2168638T3 (es) 2002-06-16
JP2001522482A (ja) 2001-11-13
EP0904573A2 (en) 1999-03-31
EP0904573B1 (en) 2001-10-17
FI104129B1 (fi) 1999-11-15
FI962406A7 (fi) 1998-01-05
FI962406A0 (fi) 1996-06-11
WO1997048026A3 (en) 1998-02-05
WO1997048026A2 (en) 1997-12-18

Similar Documents

Publication Publication Date Title
DE69707449T2 (de) Verfahren zur überwachung des zustands eines regelventils sowie ventilvorrichtung
DE69515096T2 (de) Verfahren und Vorrichtung zur Ermittlung eines Fehlers einer Steuerventilanordnung in einem Regelkreis
DE60211325T2 (de) Verfahren zur erfassung des gebrochenen ventilschafts
DE10218830C1 (de) Diagnosesystem und -verfahren für ein Ventil
DE60036649T2 (de) Verfahren und Vorrichtung zum Betreiben eines digitalen Massendurchflussreglers
DE602004012500T2 (de) Verfahren zur Diagnose eines zyklischen Systems
DE4229834C2 (de) Verfahren und Einrichtung zum elektrischen Verarbeiten von Vakuumdruckinformation für eine Vakuumeinheit
DE69832895T2 (de) Methode und vorrichtung zur unauffälligen erhaltung von on-line messungen eines parameters einer prozesssteuervorichtung
EP0643814B1 (de) Verfahren und einrichtung zur prüfung einer durch ein medium angetriebenen armatur
EP3279756B1 (de) Diagnoseeinrichtung und verfahren zur überwachung des betriebs einer technischen anlage
EP2475920B1 (de) Diagnosesystem für ein ventil
DE102005016786A1 (de) Verfahren und Vorrichtung zum Diagnostizieren eines Lecks in einem Fluidkraftsystem
EP3232282B1 (de) Diagnoseeinrichtung und verfahren zur überwachung des be-triebs einer technischen anlage
DE69626484T2 (de) Gerät und verfahren zur anwendung beim testen von gasdruckverminderungsausrüstung
DE102012111883B4 (de) Verfahren zur technischen Zustandsprüfung von drehantreibbaren Armaturen
DE19723650A1 (de) Verfahren und Vorrichtung zur Überwachung eines Stellgeräts
DE19927372C2 (de) Verfahren und Vorrichtung zum Erkennen einer Fehlfunktion von Stellantrieben
EP1365159A2 (de) Elektrische Einrichtung für die Ansteuerung eines Mehrwegeventils mit einer Verschleisszustandserkennung
WO2022028947A1 (de) Federbrucherkennung in einem vorgespannten antrieb eines stellventils
DE102022108962B4 (de) Ventilanordnung und Verfahren
EP1528447B1 (de) Diagnoseeinrichtung und- verfahren zur Überwachung des Betriebs eines Regelkreises
DE69819796T2 (de) Ventilantrieb mit Überwachung der Funktionsfähigkeit
EP3575909B1 (de) Verfahren zur überwachung einer mehrzahl von mechanischen systemen
DE102019135575A1 (de) Ventilinsel mit Diagnosemodul
DE29612346U1 (de) Einrichtung zum Selbsttest pneumatischer Antriebe sowie Stellungsregler mit einer derartigen Einrichtung

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: METSO FIELD SYSTEMS OY, HELSINKI, FI

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee