CN1280681A - 验证安全设备工作性能的方法和设备 - Google Patents
验证安全设备工作性能的方法和设备 Download PDFInfo
- Publication number
- CN1280681A CN1280681A CN98811230A CN98811230A CN1280681A CN 1280681 A CN1280681 A CN 1280681A CN 98811230 A CN98811230 A CN 98811230A CN 98811230 A CN98811230 A CN 98811230A CN 1280681 A CN1280681 A CN 1280681A
- Authority
- CN
- China
- Prior art keywords
- equipment
- unit
- serviceability
- valve
- security system
- 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
Links
- 238000000034 method Methods 0.000 title claims description 18
- 238000004891 communication Methods 0.000 claims description 19
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 230000003213 activating effect Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 25
- 230000006870 function Effects 0.000 description 18
- 238000001514 detection method Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000021472 generally recognized as safe Nutrition 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0256—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults injecting test signals and analyzing monitored process response, e.g. injecting the test signal while interrupting the normal operation of the monitored system; superimposing the test signal onto a control signal during normal operation of the monitored system
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B9/00—Safety arrangements
- G05B9/02—Safety arrangements electric
-
- 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
- Y10T137/0318—Processes
- Y10T137/0396—Involving pressure control
-
- 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
-
- 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
- Y10T137/8326—Fluid pressure responsive indicator, recorder or alarm
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Safety Devices In Control Systems (AREA)
- Alarm Systems (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Numerical Control (AREA)
- Fluid-Pressure Circuits (AREA)
- Burglar Alarm Systems (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI973990A FI116587B (fi) | 1997-10-17 | 1997-10-17 | Menetelmä ja laitteisto turvalaitteen toimintakunnon todentamiseksi |
FI973990 | 1997-10-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1280681A true CN1280681A (zh) | 2001-01-17 |
CN1140858C CN1140858C (zh) | 2004-03-03 |
Family
ID=8549753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB988112302A Expired - Fee Related CN1140858C (zh) | 1997-10-17 | 1998-10-07 | 验证安全设备工作性能的方法和设备 |
Country Status (12)
Country | Link |
---|---|
US (1) | US6176247B1 (zh) |
EP (1) | EP1027635B2 (zh) |
JP (1) | JP2001521213A (zh) |
CN (1) | CN1140858C (zh) |
BR (1) | BR9815249B1 (zh) |
CA (1) | CA2306141C (zh) |
DE (1) | DE69829403C5 (zh) |
ES (1) | ES2236942T5 (zh) |
FI (1) | FI116587B (zh) |
NO (1) | NO319522B1 (zh) |
RU (1) | RU2223532C2 (zh) |
WO (1) | WO1999021066A1 (zh) |
Cited By (4)
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---|---|---|---|---|
CN103963836A (zh) * | 2013-02-01 | 2014-08-06 | 丹佛斯动力系统有限公司 | 液压转向器和用于检测阀位置的方法 |
CN102606798B (zh) * | 2005-03-31 | 2016-01-27 | 沙特阿拉伯石油公司 | 具有集成式故障指示器的紧急隔离阀控制器 |
CN108459581A (zh) * | 2017-02-20 | 2018-08-28 | 英飞凌科技股份有限公司 | 确定信号处理部件完整性信息的方法、信号处理电路及电子控制单元 |
CN109642686A (zh) * | 2016-08-30 | 2019-04-16 | 韩国水力原子力株式会社 | 用于在线诊断气动控制阀的系统和方法 |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6640688B1 (en) | 2000-08-25 | 2003-11-04 | Tyco Flow Control, Inc. | Actuator assembly |
CN1264076C (zh) * | 2001-04-05 | 2006-07-12 | 费希尔控制国际公司 | 带远方开关启动的控制设备测试系统 |
US7621293B2 (en) * | 2001-04-05 | 2009-11-24 | Fisher Controls International Llc | Versatile emergency shutdown device controller implementing a pneumatic test for a system instrument device |
US6631882B2 (en) | 2001-08-09 | 2003-10-14 | Robert Mack | Method and apparatus to test a shutdown device while process continues to operate |
DE10320031A1 (de) * | 2003-05-06 | 2004-12-16 | Samson Ag | Verfahren und Vorrichtung zum Prüfen der Betriebssicherheit eines Prozessstellgeräts |
US7018800B2 (en) * | 2003-08-07 | 2006-03-28 | Rosemount Inc. | Process device with quiescent current diagnostics |
US7280048B2 (en) * | 2003-08-07 | 2007-10-09 | Rosemount Inc. | Process control loop current verification |
US8180466B2 (en) * | 2003-11-21 | 2012-05-15 | Rosemount Inc. | Process device with supervisory overlayer |
US20050109395A1 (en) * | 2003-11-25 | 2005-05-26 | Seberger Steven G. | Shut down apparatus and method for use with electro-pneumatic controllers |
EP1711872A1 (en) * | 2004-02-05 | 2006-10-18 | Rosemount, Inc. | Emergency shutdown valve diagnostics using a pressure transmitter |
US7740024B2 (en) * | 2004-02-12 | 2010-06-22 | Entegris, Inc. | System and method for flow monitoring and control |
US6973375B2 (en) | 2004-02-12 | 2005-12-06 | Mykrolis Corporation | System and method for flow monitoring and control |
US7046180B2 (en) * | 2004-04-21 | 2006-05-16 | Rosemount Inc. | Analog-to-digital converter with range error detection |
US7464721B2 (en) * | 2004-06-14 | 2008-12-16 | Rosemount Inc. | Process equipment validation |
DE102004033453A1 (de) * | 2004-07-06 | 2006-01-26 | J. Lorch Gesellschaft & Co. Gmbh | Überdruckventil |
US7991582B2 (en) * | 2004-09-30 | 2011-08-02 | Rosemount Inc. | Process device with diagnostic annunciation |
US7284570B1 (en) | 2005-02-16 | 2007-10-23 | The United States Of America As Represented By The Secretary Of The Navy | Electrically powered valve for controlling, monitoring and evaluating fluid flow |
US8072343B2 (en) * | 2005-03-31 | 2011-12-06 | Saudi Arabian Oil Company | Local emergency isolation valve controller with diagnostic testing and trouble indicator |
JP3918950B2 (ja) * | 2005-04-19 | 2007-05-23 | オムロン株式会社 | セーフティデバイス |
DE102005024686B4 (de) * | 2005-05-30 | 2015-10-22 | Samson Ag | Stellungsregler |
CN100451887C (zh) * | 2006-07-25 | 2009-01-14 | 上海振华港口机械(集团)股份有限公司 | 通用电控系统故障定位方法 |
US7539560B2 (en) | 2007-01-05 | 2009-05-26 | Dresser, Inc. | Control valve and positioner diagnostics |
US8573241B2 (en) * | 2007-03-30 | 2013-11-05 | Dresser, Inc. | Systems and processes for field-initiated fluid regulation testing |
DE102007016817A1 (de) * | 2007-04-05 | 2008-10-09 | Siemens Ag | Verfahren zur Überprüfung der Funktionsfähigkeit eines Stellgerätes |
DE102007020597A1 (de) * | 2007-05-02 | 2009-01-02 | Siemens Ag | Verfahren zur Überprüfung der Funktionsfähigkeit eines Stellgerätes |
DE102007029148B4 (de) | 2007-06-25 | 2021-09-30 | Abb Ag | Verfahren zur Prüfung der Funktionsfähigkeit von Armaturen |
RU2451628C2 (ru) * | 2007-11-29 | 2012-05-27 | Эйрбас Оперэйшнз Гмбх | Способ испытания системы управления клапанами и устройство для осуществления этого способа |
BRPI0722226A2 (pt) | 2007-11-29 | 2014-06-03 | Airbus Operations Gmbh | Método e aparelho para testar um sistema de controle de válvula em um sistema de abastecimento de combustível de aeronave. |
JP5548196B2 (ja) * | 2008-07-25 | 2014-07-16 | ノアグレン リミテッド | 自動化されたバルブテスト装置 |
DE102009027369A1 (de) * | 2009-07-01 | 2011-01-05 | Robert Bosch Gmbh | Verfahren sowie System zur Ansteuerung von mindestens einem Aktuator |
NO332570B1 (no) * | 2011-04-06 | 2012-11-05 | Bjorge Solberg & Andersen As | Instrumenteringssystem for bestemmelse av risikofaktorer |
US8838413B2 (en) | 2011-05-12 | 2014-09-16 | Saudi Arabian Oil Company | Valve actuator fault analysis system |
US9020768B2 (en) | 2011-08-16 | 2015-04-28 | Rosemount Inc. | Two-wire process control loop current diagnostics |
US9995486B2 (en) | 2011-12-15 | 2018-06-12 | Honeywell International Inc. | Gas valve with high/low gas pressure detection |
US9851103B2 (en) * | 2011-12-15 | 2017-12-26 | Honeywell International Inc. | Gas valve with overpressure diagnostics |
US9835265B2 (en) | 2011-12-15 | 2017-12-05 | Honeywell International Inc. | Valve with actuator diagnostics |
US9557059B2 (en) | 2011-12-15 | 2017-01-31 | Honeywell International Inc | Gas valve with communication link |
US20140096850A1 (en) * | 2011-12-15 | 2014-04-10 | Honeywell International Inc. | Visual indicator for a safety shut off valve |
US9846440B2 (en) | 2011-12-15 | 2017-12-19 | Honeywell International Inc. | Valve controller configured to estimate fuel comsumption |
US9285803B2 (en) * | 2012-02-29 | 2016-03-15 | Fisher Controls International Llc | Scheduling function in a wireless control device |
EP2859261A4 (en) * | 2012-06-07 | 2016-01-20 | Eltav Wireless Monitoring Ltd | DEVICE AND SYSTEM FOR PREDICTING FAILURES OF CONTROLLED VALVES |
US10041265B2 (en) * | 2012-08-31 | 2018-08-07 | Zodiac Pool Systems Llc | Multi-position valve actuators |
US10422531B2 (en) | 2012-09-15 | 2019-09-24 | Honeywell International Inc. | System and approach for controlling a combustion chamber |
US9234661B2 (en) | 2012-09-15 | 2016-01-12 | Honeywell International Inc. | Burner control system |
US10024439B2 (en) | 2013-12-16 | 2018-07-17 | Honeywell International Inc. | Valve over-travel mechanism |
US9645584B2 (en) | 2014-09-17 | 2017-05-09 | Honeywell International Inc. | Gas valve with electronic health monitoring |
US11137000B2 (en) | 2014-10-10 | 2021-10-05 | MEA Inc. | Self-contained energy efficient hydraulic actuator system |
ES2781853T3 (es) * | 2015-03-23 | 2020-09-08 | Siemens Ag | Instalación de quemador con un dispositivo de seguridad |
US10367612B2 (en) | 2015-09-30 | 2019-07-30 | Rosemount Inc. | Process variable transmitter with self-learning loop diagnostics |
DE102015118198A1 (de) | 2015-10-26 | 2017-04-27 | Samson Aktiengesellschaft | Überwachungseinheit und Feldgeräteanordnung mit einer Überwachungseinheit |
GB2548562A (en) * | 2016-03-18 | 2017-09-27 | Imtex Controls Ltd | Testing of safety devices |
US10564062B2 (en) | 2016-10-19 | 2020-02-18 | Honeywell International Inc. | Human-machine interface for gas valve |
US10234058B2 (en) * | 2016-10-20 | 2019-03-19 | Fisher Controls International Llc | Methods and apparatus of assessing a test of a solenoid valve via a positioner |
US10240687B2 (en) | 2016-10-20 | 2019-03-26 | Fisher Controls International Llc | Methods and apparatus of testing a solenoid valve of an emergency valve via a positioner |
US11073281B2 (en) | 2017-12-29 | 2021-07-27 | Honeywell International Inc. | Closed-loop programming and control of a combustion appliance |
EP3546763B1 (de) | 2018-03-26 | 2020-12-23 | Siemens Aktiengesellschaft | Erfassung von wartungszuständen von ventilen |
EP3575909B1 (de) | 2018-06-01 | 2023-09-27 | Siemens Aktiengesellschaft | Verfahren zur überwachung einer mehrzahl von mechanischen systemen |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE232964C (zh) | ||||
US3901273A (en) * | 1973-04-09 | 1975-08-26 | Leesona Corp | Fluid control system with on-line diagnosis means isolating malfunctions |
US4428223A (en) * | 1978-05-16 | 1984-01-31 | Furmanite International Limited | Apparatus for periodically testing the operation of safety valves |
US4517154A (en) * | 1982-07-27 | 1985-05-14 | General Electric Company | Self-test subsystem for nuclear reactor protection system |
NO152314C (no) * | 1982-09-08 | 1985-09-04 | Norske Stats Oljeselskap | Fremgangsmaate og anordning til funksjonell testing saerlig av noedstoppventiler og motorreguleringsanordninger for noedstopp |
GB8321751D0 (en) * | 1983-08-12 | 1983-09-14 | Greenwood Moore Ltd | Valve testing |
DD232964A1 (de) * | 1984-12-27 | 1986-02-12 | Kraftwerks Anlagenbau Veb K | Verfahren und anordnung zur funktionspruefung von sicherheitsventilen |
US5000040A (en) | 1986-04-04 | 1991-03-19 | Movats Incorporated | Method and apparatus for remote monitoring of valves and valve operators |
KR890007306A (ko) * | 1987-10-30 | 1989-06-19 | 제트.엘.더머 | 온라인 밸브 진단 감시 시스템 |
GB8913809D0 (en) * | 1989-06-15 | 1989-08-02 | Group Lotus | Vehicle suspension system |
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 |
DE69515096T2 (de) | 1994-10-18 | 2000-07-20 | Neles Controls Oy, Helsinki | Verfahren und Vorrichtung zur Ermittlung eines Fehlers einer Steuerventilanordnung in einem Regelkreis |
FI104129B1 (fi) | 1996-06-11 | 1999-11-15 | Neles Jamesbury Oy | Menetelmä säätöventtiilin kunnon valvomiseksi |
-
1997
- 1997-10-17 FI FI973990A patent/FI116587B/fi not_active IP Right Cessation
-
1998
- 1998-10-07 WO PCT/FI1998/000784 patent/WO1999021066A1/en active IP Right Grant
- 1998-10-07 JP JP2000517323A patent/JP2001521213A/ja active Pending
- 1998-10-07 CA CA002306141A patent/CA2306141C/en not_active Expired - Fee Related
- 1998-10-07 BR BRPI9815249-1A patent/BR9815249B1/pt not_active IP Right Cessation
- 1998-10-07 DE DE69829403.3T patent/DE69829403C5/de not_active Expired - Lifetime
- 1998-10-07 ES ES98947574T patent/ES2236942T5/es not_active Expired - Lifetime
- 1998-10-07 RU RU2000112092/09A patent/RU2223532C2/ru not_active IP Right Cessation
- 1998-10-07 CN CNB988112302A patent/CN1140858C/zh not_active Expired - Fee Related
- 1998-10-07 EP EP98947574A patent/EP1027635B2/en not_active Expired - Lifetime
- 1998-10-15 US US09/172,678 patent/US6176247B1/en not_active Expired - Lifetime
-
2000
- 2000-04-14 NO NO20001974A patent/NO319522B1/no not_active IP Right Cessation
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102606798B (zh) * | 2005-03-31 | 2016-01-27 | 沙特阿拉伯石油公司 | 具有集成式故障指示器的紧急隔离阀控制器 |
CN103963836A (zh) * | 2013-02-01 | 2014-08-06 | 丹佛斯动力系统有限公司 | 液压转向器和用于检测阀位置的方法 |
CN103963836B (zh) * | 2013-02-01 | 2016-08-17 | 丹佛斯动力系统有限公司 | 液压转向器和用于检测阀位置的方法 |
CN109642686A (zh) * | 2016-08-30 | 2019-04-16 | 韩国水力原子力株式会社 | 用于在线诊断气动控制阀的系统和方法 |
US11307566B2 (en) | 2016-08-30 | 2022-04-19 | Korea Hydro & Nuclear Power Co., Ltd | System and method for diagnosing pneumatic control valve online |
CN108459581A (zh) * | 2017-02-20 | 2018-08-28 | 英飞凌科技股份有限公司 | 确定信号处理部件完整性信息的方法、信号处理电路及电子控制单元 |
Also Published As
Publication number | Publication date |
---|---|
DE69829403T2 (de) | 2006-04-13 |
EP1027635A1 (en) | 2000-08-16 |
EP1027635B2 (en) | 2012-01-11 |
US6176247B1 (en) | 2001-01-23 |
JP2001521213A (ja) | 2001-11-06 |
FI973990A (fi) | 1999-04-18 |
FI973990A0 (fi) | 1997-10-17 |
DE69829403D1 (de) | 2005-04-21 |
NO20001974L (no) | 2000-06-08 |
BR9815249B1 (pt) | 2010-12-14 |
RU2223532C2 (ru) | 2004-02-10 |
DE69829403C5 (de) | 2016-06-02 |
DE69829403T3 (de) | 2012-05-16 |
CN1140858C (zh) | 2004-03-03 |
BR9815249A (pt) | 2001-08-21 |
WO1999021066A1 (en) | 1999-04-29 |
NO319522B1 (no) | 2005-08-22 |
ES2236942T5 (es) | 2012-03-30 |
ES2236942T3 (es) | 2005-07-16 |
FI116587B (fi) | 2005-12-30 |
CA2306141C (en) | 2007-02-27 |
EP1027635B1 (en) | 2005-03-16 |
NO20001974D0 (no) | 2000-04-14 |
CA2306141A1 (en) | 1999-04-29 |
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