JP4422412B2 - 流れ診断システム - Google Patents
流れ診断システム Download PDFInfo
- Publication number
- JP4422412B2 JP4422412B2 JP2002588106A JP2002588106A JP4422412B2 JP 4422412 B2 JP4422412 B2 JP 4422412B2 JP 2002588106 A JP2002588106 A JP 2002588106A JP 2002588106 A JP2002588106 A JP 2002588106A JP 4422412 B2 JP4422412 B2 JP 4422412B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- flow
- diagnostic
- data
- diagnostic 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.)
- Expired - Lifetime
Links
- 238000004422 calculation algorithm Methods 0.000 claims description 43
- 238000012549 training Methods 0.000 claims description 27
- 238000003745 diagnosis Methods 0.000 claims description 15
- 230000003595 spectral effect Effects 0.000 claims description 15
- 238000013528 artificial neural network Methods 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 7
- 238000007781 pre-processing Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 238000007619 statistical method Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 37
- 238000010586 diagram Methods 0.000 description 20
- 239000012530 fluid Substances 0.000 description 20
- 238000001228 spectrum Methods 0.000 description 20
- 230000006870 function Effects 0.000 description 18
- 230000008569 process Effects 0.000 description 18
- 238000000354 decomposition reaction Methods 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 7
- 230000003068 static effect Effects 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012774 diagnostic algorithm Methods 0.000 description 2
- 238000002405 diagnostic procedure Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012631 diagnostic technique Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000001537 neural effect Effects 0.000 description 1
- 238000003062 neural network model Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/50—Correcting or compensating means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/363—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction with electrical or electro-mechanical indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
-
- 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
- G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
- G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
- G05B13/0265—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric the criterion being a learning criterion
- G05B13/0275—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric the criterion being a learning criterion using fuzzy logic only
-
- 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
- G05B21/00—Systems involving sampling of the variable controlled
- G05B21/02—Systems involving sampling of the variable controlled electric
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/06—Control of flow characterised by the use of electric means
- G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
- G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
- G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Artificial Intelligence (AREA)
- Fluid Mechanics (AREA)
- Automation & Control Theory (AREA)
- Software Systems (AREA)
- Mathematical Physics (AREA)
- Evolutionary Computation (AREA)
- Medical Informatics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Health & Medical Sciences (AREA)
- Fuzzy Systems (AREA)
- Measuring Volume Flow (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/852,102 US6907383B2 (en) | 1996-03-28 | 2001-05-09 | Flow diagnostic system |
| PCT/US2002/014934 WO2002090894A1 (en) | 2001-05-09 | 2002-05-08 | Flow diagnostic system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004529433A JP2004529433A (ja) | 2004-09-24 |
| JP2004529433A5 JP2004529433A5 (https=) | 2005-07-07 |
| JP4422412B2 true JP4422412B2 (ja) | 2010-02-24 |
Family
ID=25312498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002588106A Expired - Lifetime JP4422412B2 (ja) | 2001-05-09 | 2002-05-08 | 流れ診断システム |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6907383B2 (https=) |
| EP (1) | EP1407233B1 (https=) |
| JP (1) | JP4422412B2 (https=) |
| CN (1) | CN100507465C (https=) |
| WO (1) | WO2002090894A1 (https=) |
Families Citing this family (136)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7949495B2 (en) * | 1996-03-28 | 2011-05-24 | Rosemount, Inc. | Process variable transmitter with diagnostics |
| US7254518B2 (en) * | 1996-03-28 | 2007-08-07 | Rosemount Inc. | Pressure transmitter with diagnostics |
| US8290721B2 (en) | 1996-03-28 | 2012-10-16 | Rosemount Inc. | Flow measurement diagnostics |
| US7206646B2 (en) * | 1999-02-22 | 2007-04-17 | Fisher-Rosemount Systems, Inc. | Method and apparatus for performing a function in a plant using process performance monitoring with process equipment monitoring and control |
| US8044793B2 (en) * | 2001-03-01 | 2011-10-25 | Fisher-Rosemount Systems, Inc. | Integrated device alerts in a process control system |
| US7720727B2 (en) * | 2001-03-01 | 2010-05-18 | Fisher-Rosemount Systems, Inc. | Economic calculations in process control system |
| US8073967B2 (en) | 2002-04-15 | 2011-12-06 | Fisher-Rosemount Systems, Inc. | Web services-based communications for use with process control systems |
| EP1364263B1 (en) * | 2001-03-01 | 2005-10-26 | Fisher-Rosemount Systems, Inc. | Data sharing in a process plant |
| US6795799B2 (en) * | 2001-03-07 | 2004-09-21 | Qualtech Systems, Inc. | Remote diagnosis server |
| US20020191102A1 (en) * | 2001-05-31 | 2002-12-19 | Casio Computer Co., Ltd. | Light emitting device, camera with light emitting device, and image pickup method |
| US7085675B2 (en) * | 2002-02-06 | 2006-08-01 | The University Of Chicago | Subband domain signal validation |
| DE10231266A1 (de) * | 2002-07-10 | 2004-01-22 | Fagerdala Deutschland Gmbh | Überwachungsverfahren für Produktionsautomaten |
| DE10254053B4 (de) * | 2002-11-19 | 2016-12-22 | Endress + Hauser Flowtec Ag | Verfahren und Vorrichtung zur Bestimmung und/oder Überwachung eines Volumen- und/oder Massenstroms |
| US20040111237A1 (en) * | 2002-12-04 | 2004-06-10 | Abb Inc. | Method for estimating residual life of industrial equipment |
| DE10305102A1 (de) * | 2003-02-07 | 2004-08-26 | Siemens Ag | Mikrofluidik-Einrichtung |
| US6843139B2 (en) * | 2003-03-12 | 2005-01-18 | Rosemount Inc. | Flow instrument with multisensors |
| US6813588B1 (en) * | 2003-03-31 | 2004-11-02 | Honeywell International Inc. | Control system and method for detecting plugging in differential pressure cells |
| US7526802B2 (en) * | 2003-05-16 | 2009-04-28 | Fisher-Rosemount Systems, Inc. | Memory authentication for intrinsically safe field maintenance tools |
| US8021303B2 (en) * | 2003-06-12 | 2011-09-20 | Bracco Research Sa | System for extracting morphological information through a perfusion assessment process |
| CA2526166C (en) * | 2003-06-12 | 2014-04-15 | Bracco Research Sa | Blood flow estimates through replenishment curve fitting in ultrasound contrast imaging |
| US7623976B2 (en) | 2003-06-24 | 2009-11-24 | Cidra Corporate Services, Inc. | System of distributed configurable flowmeters |
| US7231305B2 (en) * | 2003-08-07 | 2007-06-12 | Schlumberger Technology Corporation | Flow rate determination |
| WO2005026908A2 (en) * | 2003-09-11 | 2005-03-24 | Fargo Electronics, Inc. | Identification card manufacturing system supply ordering and diagnostic report |
| DE10344088B4 (de) * | 2003-09-23 | 2012-08-02 | Samson Aktiengesellschaft | Funktionsprüfvorrichtung für ein Feldgerät und Verfahren zur Funktionsprüfung eines Feldgeräts und Feldgerät |
| US20050173112A1 (en) * | 2004-02-05 | 2005-08-11 | Kadir Kavaklioglu | Annulus plugging detection using a pressure transmitter in gas-lift oil production |
| US7234084B2 (en) | 2004-02-18 | 2007-06-19 | Emerson Process Management | System and method for associating a DLPDU received by an interface chip with a data measurement made by an external circuit |
| US7058089B2 (en) * | 2004-02-18 | 2006-06-06 | Rosemount, Inc. | System and method for maintaining a common sense of time on a network segment |
| US8000816B2 (en) * | 2004-02-28 | 2011-08-16 | Abb Research Ltd | Process control system and method for operating a system of this type |
| RU2347921C2 (ru) * | 2004-03-02 | 2009-02-27 | Роузмаунт Инк. | Технологическое устройство с усовершенствованным обеспечением электропитанием |
| US7451003B2 (en) * | 2004-03-04 | 2008-11-11 | Falconeer Technologies Llc | Method and system of monitoring, sensor validation and predictive fault analysis |
| US8538560B2 (en) * | 2004-04-29 | 2013-09-17 | Rosemount Inc. | Wireless power and communication unit for process field devices |
| US8145180B2 (en) | 2004-05-21 | 2012-03-27 | Rosemount Inc. | Power generation for process devices |
| US7536274B2 (en) * | 2004-05-28 | 2009-05-19 | Fisher-Rosemount Systems, Inc. | System and method for detecting an abnormal situation associated with a heater |
| US20050267709A1 (en) * | 2004-05-28 | 2005-12-01 | Fisher-Rosemount Systems, Inc. | System and method for detecting an abnormal situation associated with a heater |
| US8160535B2 (en) * | 2004-06-28 | 2012-04-17 | Rosemount Inc. | RF adapter for field device |
| US7262693B2 (en) * | 2004-06-28 | 2007-08-28 | Rosemount Inc. | Process field device with radio frequency communication |
| US7424395B2 (en) * | 2004-09-10 | 2008-09-09 | Exxonmobil Research And Engineering Company | Application of abnormal event detection technology to olefins recovery trains |
| US7349746B2 (en) * | 2004-09-10 | 2008-03-25 | Exxonmobil Research And Engineering Company | System and method for abnormal event detection in the operation of continuous industrial processes |
| US7567887B2 (en) * | 2004-09-10 | 2009-07-28 | Exxonmobil Research And Engineering Company | Application of abnormal event detection technology to fluidized catalytic cracking unit |
| US20060074598A1 (en) * | 2004-09-10 | 2006-04-06 | Emigholz Kenneth F | Application of abnormal event detection technology to hydrocracking units |
| US7173539B2 (en) * | 2004-09-30 | 2007-02-06 | Florida Power And Light Company | Condition assessment system and method |
| EP1833373B1 (en) * | 2004-12-23 | 2015-12-16 | Bracco Suisse SA | A perfusion assessment method and system based on bolus administration |
| US7680460B2 (en) * | 2005-01-03 | 2010-03-16 | Rosemount Inc. | Wireless process field device diagnostics |
| EP1877877B1 (en) * | 2005-02-15 | 2009-08-26 | Abb Research Ltd. | Diagnostic device for a process control system |
| US9184364B2 (en) * | 2005-03-02 | 2015-11-10 | Rosemount Inc. | Pipeline thermoelectric generator assembly |
| US7577543B2 (en) * | 2005-03-11 | 2009-08-18 | Honeywell International Inc. | Plugged impulse line detection |
| US7222049B2 (en) * | 2005-03-11 | 2007-05-22 | Rosemount, Inc. | User-viewable relative diagnostic output |
| CN102393735B (zh) * | 2005-04-04 | 2014-07-09 | 费舍-柔斯芒特系统股份有限公司 | 一种用于处理加工厂中收集的与过程参数有关的数据的方法 |
| US9201420B2 (en) | 2005-04-08 | 2015-12-01 | Rosemount, Inc. | Method and apparatus for performing a function in a process plant using monitoring data with criticality evaluation data |
| US8005647B2 (en) | 2005-04-08 | 2011-08-23 | Rosemount, Inc. | Method and apparatus for monitoring and performing corrective measures in a process plant using monitoring data with corrective measures data |
| DE102005024385A1 (de) * | 2005-05-27 | 2006-11-30 | Siemens Ag | Verfahren zur Überwachung einer automatisierten industriellen Anlage |
| US8112565B2 (en) | 2005-06-08 | 2012-02-07 | Fisher-Rosemount Systems, Inc. | Multi-protocol field device interface with automatic bus detection |
| CN101208589A (zh) * | 2005-06-21 | 2008-06-25 | Abb研究有限公司 | 用于过程控制系统的诊断设备 |
| RU2389056C2 (ru) * | 2005-06-27 | 2010-05-10 | Роузмаунт Инк. | Полевое устройство с радиочастотной связью, в которой потребляемая мощность динамически регулируется |
| US7835295B2 (en) * | 2005-07-19 | 2010-11-16 | Rosemount Inc. | Interface module with power over Ethernet function |
| US7289863B2 (en) * | 2005-08-18 | 2007-10-30 | Brooks Automation, Inc. | System and method for electronic diagnostics of a process vacuum environment |
| US7272531B2 (en) | 2005-09-20 | 2007-09-18 | Fisher-Rosemount Systems, Inc. | Aggregation of asset use indices within a process plant |
| US20070068225A1 (en) | 2005-09-29 | 2007-03-29 | Brown Gregory C | Leak detector for process valve |
| DE102005062422A1 (de) * | 2005-12-27 | 2007-07-05 | Vega Grieshaber Kg | Schaltkreis-Anordnung mit Exschutz |
| DE102006004582B4 (de) * | 2006-02-01 | 2010-08-19 | Siemens Ag | Verfahren zur Diagnose einer Verstopfung einer Impulsleitung bei einem Druckmessumformer und Druckmessumformer |
| US7761172B2 (en) * | 2006-03-21 | 2010-07-20 | Exxonmobil Research And Engineering Company | Application of abnormal event detection (AED) technology to polymers |
| JP4970820B2 (ja) * | 2006-03-27 | 2012-07-11 | 横河電機株式会社 | 導圧管詰まり検出装置及び導圧管詰まり検出方法 |
| US8870742B2 (en) | 2006-04-06 | 2014-10-28 | Ethicon Endo-Surgery, Inc. | GUI for an implantable restriction device and a data logger |
| US7720641B2 (en) * | 2006-04-21 | 2010-05-18 | Exxonmobil Research And Engineering Company | Application of abnormal event detection technology to delayed coking unit |
| US8032234B2 (en) * | 2006-05-16 | 2011-10-04 | Rosemount Inc. | Diagnostics in process control and monitoring systems |
| US7913566B2 (en) * | 2006-05-23 | 2011-03-29 | Rosemount Inc. | Industrial process device utilizing magnetic induction |
| EP2044406B1 (de) * | 2006-07-20 | 2011-11-30 | Siemens Aktiengesellschaft | Verfahren zur diagnose einer verstopfung einer impulsleitung bei einem druckmessumformer sowie druckmessumformer |
| US7953501B2 (en) | 2006-09-25 | 2011-05-31 | Fisher-Rosemount Systems, Inc. | Industrial process control loop monitor |
| US8788070B2 (en) | 2006-09-26 | 2014-07-22 | Rosemount Inc. | Automatic field device service adviser |
| US8188359B2 (en) * | 2006-09-28 | 2012-05-29 | Rosemount Inc. | Thermoelectric generator assembly for field process devices |
| US20080120060A1 (en) * | 2006-09-29 | 2008-05-22 | Fisher-Rosemount Systems, Inc. | Detection of catalyst losses in a fluid catalytic cracker for use in abnormal situation prevention |
| JP2010505121A (ja) | 2006-09-29 | 2010-02-18 | ローズマウント インコーポレイテッド | 検証を備える磁気流量計 |
| US7321846B1 (en) | 2006-10-05 | 2008-01-22 | Rosemount Inc. | Two-wire process control loop diagnostics |
| US7480577B1 (en) | 2007-02-21 | 2009-01-20 | Murray F Feller | Multiple sensor flow meter |
| CN102385346B (zh) * | 2007-06-13 | 2015-07-29 | 费希尔-罗斯蒙德系统公司 | 手持现场维护工具的改进功能 |
| WO2009014658A1 (en) * | 2007-07-20 | 2009-01-29 | Rosemount Inc. | Pressure diagnostic for rotary equipment |
| US7770459B2 (en) * | 2007-07-20 | 2010-08-10 | Rosemount Inc. | Differential pressure diagnostic for process fluid pulsations |
| US8648860B2 (en) * | 2007-08-06 | 2014-02-11 | Csi Technology, Inc. | Graphics tools for interactive analysis of three-dimensional machine data |
| US8898036B2 (en) | 2007-08-06 | 2014-11-25 | Rosemount Inc. | Process variable transmitter with acceleration sensor |
| US8301676B2 (en) * | 2007-08-23 | 2012-10-30 | Fisher-Rosemount Systems, Inc. | Field device with capability of calculating digital filter coefficients |
| US7702401B2 (en) | 2007-09-05 | 2010-04-20 | Fisher-Rosemount Systems, Inc. | System for preserving and displaying process control data associated with an abnormal situation |
| US7590511B2 (en) | 2007-09-25 | 2009-09-15 | Rosemount Inc. | Field device for digital process control loop diagnostics |
| US8055479B2 (en) | 2007-10-10 | 2011-11-08 | Fisher-Rosemount Systems, Inc. | Simplified algorithm for abnormal situation prevention in load following applications including plugged line diagnostics in a dynamic process |
| US8250924B2 (en) | 2008-04-22 | 2012-08-28 | Rosemount Inc. | Industrial process device utilizing piezoelectric transducer |
| US7756678B2 (en) * | 2008-05-29 | 2010-07-13 | General Electric Company | System and method for advanced condition monitoring of an asset system |
| US8694060B2 (en) * | 2008-06-17 | 2014-04-08 | Rosemount Inc. | Form factor and electromagnetic interference protection for process device wireless adapters |
| CN102067048B (zh) | 2008-06-17 | 2017-03-08 | 罗斯蒙特公司 | 用于具有可变压降的现场设备的rf适配器 |
| US8929948B2 (en) * | 2008-06-17 | 2015-01-06 | Rosemount Inc. | Wireless communication adapter for field devices |
| CN102084307B (zh) * | 2008-06-17 | 2014-10-29 | 罗斯蒙特公司 | 用于具有低压本质安全钳的现场设备的rf适配器 |
| CA2726534C (en) * | 2008-06-17 | 2016-03-22 | Rosemount Inc. | Rf adapter for field device with loop current bypass |
| US7977924B2 (en) * | 2008-11-03 | 2011-07-12 | Rosemount Inc. | Industrial process power scavenging device and method of deriving process device power from an industrial process |
| WO2010080341A2 (en) * | 2008-12-19 | 2010-07-15 | Mccrometer, Inc. | A method for field-measuring fluid flow meters |
| US7921734B2 (en) | 2009-05-12 | 2011-04-12 | Rosemount Inc. | System to detect poor process ground connections |
| US20100318007A1 (en) * | 2009-06-10 | 2010-12-16 | O'brien Donald J | Electromechanical tactile stimulation devices and methods |
| US8626087B2 (en) * | 2009-06-16 | 2014-01-07 | Rosemount Inc. | Wire harness for field devices used in a hazardous locations |
| US9674976B2 (en) | 2009-06-16 | 2017-06-06 | Rosemount Inc. | Wireless process communication adapter with improved encapsulation |
| DE102009045372A1 (de) * | 2009-10-06 | 2011-04-07 | Endress + Hauser Gmbh + Co. Kg | Durchflussmessanordnung und Verfahren zu deren Funktionsüberwachung |
| US9606531B2 (en) * | 2009-12-01 | 2017-03-28 | Emerson Process Management Power & Water Solutions, Inc. | Decentralized industrial process simulation system |
| US8862250B2 (en) | 2010-05-07 | 2014-10-14 | Exxonmobil Research And Engineering Company | Integrated expert system for identifying abnormal events in an industrial plant |
| US8645306B2 (en) * | 2010-07-02 | 2014-02-04 | Idexx Laboratories, Inc. | Automated calibration method and system for a diagnostic analyzer |
| DE102010038573B4 (de) | 2010-07-28 | 2023-08-31 | Endress+Hauser SE+Co. KG | Messverfahren für eine von Hilfsmessgrößen abhängige Messgröße |
| US10761524B2 (en) | 2010-08-12 | 2020-09-01 | Rosemount Inc. | Wireless adapter with process diagnostics |
| US9207670B2 (en) | 2011-03-21 | 2015-12-08 | Rosemount Inc. | Degrading sensor detection implemented within a transmitter |
| CA2831593A1 (en) * | 2011-03-28 | 2012-10-04 | Avl Test Systems, Inc. | Deconvolution method for emissions measurement |
| US9927788B2 (en) | 2011-05-19 | 2018-03-27 | Fisher-Rosemount Systems, Inc. | Software lockout coordination between a process control system and an asset management system |
| CN102330886A (zh) * | 2011-07-26 | 2012-01-25 | 广东联塑科技实业有限公司 | 一种能将管道故障自动通知用户的系统 |
| US9310794B2 (en) | 2011-10-27 | 2016-04-12 | Rosemount Inc. | Power supply for industrial process field device |
| US9052703B2 (en) * | 2012-02-02 | 2015-06-09 | Emerson Process Management Power & Water Solutions, Inc. | Enhanced sequential method for solving pressure/flow network parameters in a real-time distributed industrial process simulation system |
| US9052240B2 (en) | 2012-06-29 | 2015-06-09 | Rosemount Inc. | Industrial process temperature transmitter with sensor stress diagnostics |
| US9602122B2 (en) | 2012-09-28 | 2017-03-21 | Rosemount Inc. | Process variable measurement noise diagnostic |
| WO2014083340A1 (en) * | 2012-11-30 | 2014-06-05 | Imperial Innovations Limited | A device, method and system for monitoring a network of fluid-carrying conduits |
| US9506785B2 (en) | 2013-03-15 | 2016-11-29 | Rain Bird Corporation | Remote flow rate measuring |
| DE102014000276A1 (de) * | 2014-01-09 | 2015-07-09 | Fresenius Medical Care Deutschland Gmbh | Monitoringsystem und -verfahren für fluidführendes Produktionssystem |
| EP3114436A4 (en) * | 2014-03-03 | 2017-10-11 | Honeywell International Inc. | Technique for robust detection of plugged impulse lines |
| DK2963405T3 (da) * | 2014-07-03 | 2020-03-09 | Kamstrup As | Tryksensorindretning til forsyningsnetværk |
| US10288548B2 (en) * | 2015-04-17 | 2019-05-14 | Hamilton Sundstrand Corporation | Wavelet-based analysis for fouling diagnosis of an aircraft heat exchanger |
| US9860676B2 (en) * | 2015-04-21 | 2018-01-02 | Rosemount Inc. | Process instrumentation with wireless configuration |
| BR122023003434B1 (pt) * | 2016-02-23 | 2024-01-30 | John Crane Uk Ltd | Sistema de vedação mecânica configurado para detectar autonomamente uma perda de lubrificação dentro de uma interface de vedação deslizante de uma vedação mecânica, sistema de vedação mecânica que tem um subsistema de diagnóstico preditivo customizável configurado para ser adaptado para se adequar às necessidades individuais do onsumidor, condições ambientais particulares e/ou aplicações específicas, e sistema de vedação mecânica configurado para detectar condições de operação e fornecer avaliações de integridade em tempo real a um usuário durante a operação |
| CN107121178B (zh) * | 2016-02-27 | 2019-03-29 | 山东大学 | 一种流量控制的气流测量实验装置 |
| WO2018013857A1 (en) | 2016-07-13 | 2018-01-18 | Rain Bird Corporation | Flow sensor |
| DE102016114846A1 (de) * | 2016-08-10 | 2018-02-15 | Endress+Hauser Gmbh+Co. Kg | Differenzdruckmessanordnung und Verfahren zum Erkennen von verstopften Wirkdruckleitungen |
| US10031004B2 (en) * | 2016-12-15 | 2018-07-24 | Mks Instruments, Inc. | Methods and apparatus for wide range mass flow verification |
| CN106679741B (zh) * | 2016-12-20 | 2019-06-04 | 重庆川仪自动化股份有限公司 | 基于涡街流量计抗干扰信号的处理方法及系统 |
| EP3242035B1 (de) * | 2016-12-28 | 2021-08-18 | Grundfos Holding A/S | Verfahren zum betreiben mindestens eines pumpenaggregates von einer vielzahl von pumpenaggregaten |
| US10473494B2 (en) | 2017-10-24 | 2019-11-12 | Rain Bird Corporation | Flow sensor |
| ES2930200T3 (es) | 2018-06-08 | 2022-12-07 | Panasonic Ip Man Co Ltd | Dispositivo de seguridad de gas |
| US11156584B2 (en) | 2018-09-21 | 2021-10-26 | Rosemount Inc. | Predictive lifespan of analytical sensors |
| US11662242B2 (en) | 2018-12-31 | 2023-05-30 | Rain Bird Corporation | Flow sensor gauge |
| WO2021061612A1 (en) * | 2019-09-27 | 2021-04-01 | ElectroSea, LLC | System and method for performing diagnostics of a water system on-board a watercraft |
| CN110487364A (zh) * | 2019-09-29 | 2019-11-22 | 中国特种设备检测研究院 | 一种多功能流量计综合校准平台 |
| CA3153418C (en) * | 2021-03-25 | 2025-09-23 | Romet Limited | LIQUID PRESSURE MONITORING SYSTEM USING FLOW DATA |
| CN115727928B (zh) * | 2021-08-26 | 2025-09-16 | 中国石油天然气股份有限公司 | 一种天然气流量计远程控制方法 |
| CN114251605A (zh) * | 2021-12-29 | 2022-03-29 | 东本电气科技(苏州)有限公司 | 一种燃气地下管网的检漏方法及应急装置 |
| US12055464B2 (en) * | 2022-04-14 | 2024-08-06 | Pipesense, Llc | Systems and methods for improved pipeline leak detection |
| US12443208B2 (en) | 2023-02-08 | 2025-10-14 | Rain Bird Corporation | Control zone devices, systems and methods |
| US20250021083A1 (en) * | 2023-07-14 | 2025-01-16 | Honeywell International Inc. | Systems, apparatuses, methods, and computer program products for optimizing one or more intermediate physical streams or one or more intermediate physical units of a plant |
Family Cites Families (283)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL272090A (https=) | 1960-12-02 | |||
| US3096434A (en) | 1961-11-28 | 1963-07-02 | Daniel Orifice Fitting Company | Multiple integration flow computer |
| US3404264A (en) | 1965-07-19 | 1968-10-01 | American Meter Co | Telemetering system for determining rate of flow |
| US3468164A (en) | 1966-08-26 | 1969-09-23 | Westinghouse Electric Corp | Open thermocouple detection apparatus |
| GB1224904A (en) | 1968-08-09 | 1971-03-10 | John Stewart Simpson Stewart | Improvements in and relating to electromedical apparatus |
| US3590370A (en) | 1969-04-09 | 1971-06-29 | Leeds & Northrup Co | Method and apparatus for detecting the open-circuit condition of a thermocouple by sending a pulse through the thermocouple and a reactive element in series |
| US3701280A (en) | 1970-03-18 | 1972-10-31 | Daniel Ind Inc | Method and apparatus for determining the supercompressibility factor of natural gas |
| US3691842A (en) | 1970-09-08 | 1972-09-19 | Beckman Instruments Inc | Differential pressure transducer |
| US3688190A (en) | 1970-09-25 | 1972-08-29 | Beckman Instruments Inc | Differential capacitance circuitry for differential pressure measuring instruments |
| US3849637A (en) | 1973-05-22 | 1974-11-19 | Combustion Eng | Reactor megawatt demand setter |
| US3855858A (en) | 1973-08-01 | 1974-12-24 | V Cushing | Self synchronous noise rejection circuit for fluid velocity meter |
| USRE29383E (en) | 1974-01-10 | 1977-09-06 | Process Systems, Inc. | Digital fluid flow rate measurement or control system |
| US3952759A (en) | 1974-08-14 | 1976-04-27 | M & J Valve Company | Liquid line break control system and method |
| US3973184A (en) | 1975-01-27 | 1976-08-03 | Leeds & Northrup Company | Thermocouple circuit detector for simultaneous analog trend recording and analog to digital conversion |
| GB1534280A (en) | 1975-02-28 | 1978-11-29 | Solartron Electronic Group | Method and apparatus for testing thermocouples |
| US4058975A (en) | 1975-12-08 | 1977-11-22 | General Electric Company | Gas turbine temperature sensor validation apparatus and method |
| US4099413A (en) | 1976-06-25 | 1978-07-11 | Yokogawa Electric Works, Ltd. | Thermal noise thermometer |
| US4102199A (en) | 1976-08-26 | 1978-07-25 | Megasystems, Inc. | RTD measurement system |
| US4122719A (en) | 1977-07-08 | 1978-10-31 | Environmental Systems Corporation | System for accurate measurement of temperature |
| JPS54111050A (en) | 1978-02-21 | 1979-08-31 | Toyota Motor Corp | Automatic speed changer |
| US4250490A (en) | 1979-01-19 | 1981-02-10 | Rosemount Inc. | Two wire transmitter for converting a varying signal from a remote reactance sensor to a DC current signal |
| JPS6230915Y2 (https=) | 1979-03-08 | 1987-08-08 | ||
| US4249164A (en) | 1979-05-14 | 1981-02-03 | Tivy Vincent V | Flow meter |
| US4279013A (en) | 1979-10-31 | 1981-07-14 | The Valeron Corporation | Machine process controller |
| US4337516A (en) | 1980-06-26 | 1982-06-29 | United Technologies Corporation | Sensor fault detection by activity monitoring |
| JPS60507Y2 (ja) | 1980-12-02 | 1985-01-09 | トヨタ自動車株式会社 | デイスクブレ−キ用摩擦パツド |
| DE3213866A1 (de) | 1980-12-18 | 1983-10-27 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und schaltungsanordnung zur bestimmung des wertes des ohmschen widerstandes eines messobjekts |
| US4417312A (en) | 1981-06-08 | 1983-11-22 | Worcester Controls Corporation | Electronic controller for valve actuators |
| US4399824A (en) | 1981-10-05 | 1983-08-23 | Air-Shields, Inc. | Apparatus for detecting probe dislodgement |
| JPS58129316U (ja) | 1982-02-24 | 1983-09-01 | 古田 雅夫 | ボルト頭部の押え板 |
| US4571689A (en) | 1982-10-20 | 1986-02-18 | The United States Of America As Represented By The Secretary Of The Air Force | Multiple thermocouple testing device |
| JPS59116811U (ja) | 1983-01-28 | 1984-08-07 | 株式会社日立製作所 | 厚み測定装置 |
| US4565456A (en) | 1983-04-13 | 1986-01-21 | Omron Tateisi Electronics Co. | Electronic thermometer |
| JPS59163520U (ja) | 1983-04-19 | 1984-11-01 | トヨタ自動車株式会社 | 自動車のドア構造 |
| US4668473A (en) | 1983-04-25 | 1987-05-26 | The Babcock & Wilcox Company | Control system for ethylene polymerization reactor |
| JPS59211896A (ja) | 1983-05-17 | 1984-11-30 | 三菱重工業株式会社 | 検出器応答異常診断装置 |
| JPS59211196A (ja) | 1983-05-17 | 1984-11-29 | 三菱重工業株式会社 | 検出器応答異常診断装置 |
| US4530234A (en) | 1983-06-30 | 1985-07-23 | Mobil Oil Corporation | Method and system for measuring properties of fluids |
| JPH0619666B2 (ja) | 1983-06-30 | 1994-03-16 | 富士通株式会社 | 故障診断処理方式 |
| US4707796A (en) | 1983-10-19 | 1987-11-17 | Calabro Salvatore R | Reliability and maintainability indicator |
| JPS6076619U (ja) | 1983-10-31 | 1985-05-29 | 株式会社押上紙器印刷 | 組立紙容器 |
| US4686638A (en) * | 1983-11-04 | 1987-08-11 | Kabushiki Kaisha Kosumo Keiki | Leakage inspection method with object type compensation |
| JPS60131495U (ja) | 1984-02-14 | 1985-09-03 | 日立造船株式会社 | 張出軸受の海水潤滑装置 |
| JPS60174915A (ja) | 1984-02-21 | 1985-09-09 | Fuji Electric Co Ltd | 低周波励磁電磁流量計 |
| EP0158192B1 (de) | 1984-03-31 | 1991-06-05 | B a r m a g AG | Verfahren zur zentralen Erfassung von Messwerten einer Vielzahl von Messstellen |
| JPS60158987U (ja) | 1984-04-02 | 1985-10-22 | スズキ株式会社 | 鞍乗型車両の泥よけ装置 |
| US4649515A (en) | 1984-04-30 | 1987-03-10 | Westinghouse Electric Corp. | Methods and apparatus for system fault diagnosis and control |
| US4517468A (en) | 1984-04-30 | 1985-05-14 | Westinghouse Electric Corp. | Diagnostic system and method |
| US4644479A (en) | 1984-07-31 | 1987-02-17 | Westinghouse Electric Corp. | Diagnostic apparatus |
| US4642782A (en) | 1984-07-31 | 1987-02-10 | Westinghouse Electric Corp. | Rule based diagnostic system with dynamic alteration capability |
| JPH0734162B2 (ja) | 1985-02-06 | 1995-04-12 | 株式会社日立製作所 | 類推制御方法 |
| JPH025105Y2 (https=) | 1985-05-21 | 1990-02-07 | ||
| US5179540A (en) | 1985-11-08 | 1993-01-12 | Harris Corporation | Programmable chip enable logic function |
| DE3540204C1 (de) | 1985-11-13 | 1986-09-25 | Daimler-Benz Ag, 7000 Stuttgart | Vorrichtung in einem Kraftfahrzeug zur Anzeige der Aussentemperatur |
| US4807151A (en) | 1986-04-11 | 1989-02-21 | Purdue Research Foundation | Electrical technique for correcting bridge type mass air flow rate sensor errors resulting from ambient temperature variations |
| GB8611360D0 (en) | 1986-05-09 | 1986-06-18 | Eaton Williams Raymond H | Air condition monitor unit |
| JPS6340825A (ja) | 1986-08-07 | 1988-02-22 | Terumo Corp | 電子体温計 |
| US4736367A (en) | 1986-12-22 | 1988-04-05 | Chrysler Motors Corporation | Smart control and sensor devices single wire bus multiplex system |
| US5005142A (en) | 1987-01-30 | 1991-04-02 | Westinghouse Electric Corp. | Smart sensor system for diagnostic monitoring |
| US4736763A (en) * | 1987-02-26 | 1988-04-12 | Britton George L | Automatic device for the detection and shutoff of unwanted liquid flow in pipes |
| EP0308455B1 (de) | 1987-04-02 | 1993-01-27 | Eftag Entstaubungs- Und Fördertechnik Ag | Schaltungsanordnung zur auswertung der von einem halbleitergassensor erzeugten signale |
| US5122794A (en) | 1987-08-11 | 1992-06-16 | Rosemount Inc. | Dual master implied token communication system |
| US4988990A (en) | 1989-05-09 | 1991-01-29 | Rosemount Inc. | Dual master implied token communication system |
| US4873655A (en) | 1987-08-21 | 1989-10-10 | Board Of Regents, The University Of Texas System | Sensor conditioning method and apparatus |
| JPS6472699A (en) | 1987-09-12 | 1989-03-17 | Sony Corp | Speaker diaphragm and its manufacture |
| US4907167A (en) | 1987-09-30 | 1990-03-06 | E. I. Du Pont De Nemours And Company | Process control system with action logging |
| US4818994A (en) | 1987-10-22 | 1989-04-04 | Rosemount Inc. | Transmitter with internal serial bus |
| US4831564A (en) | 1987-10-22 | 1989-05-16 | Suga Test Instruments Co., Ltd. | Apparatus for estimating and displaying remainder of lifetime of xenon lamps |
| US5274572A (en) | 1987-12-02 | 1993-12-28 | Schlumberger Technology Corporation | Method and apparatus for knowledge-based signal monitoring and analysis |
| US5193143A (en) | 1988-01-12 | 1993-03-09 | Honeywell Inc. | Problem state monitoring |
| US5488697A (en) | 1988-01-12 | 1996-01-30 | Honeywell Inc. | Problem state monitoring system |
| US4841286A (en) | 1988-02-08 | 1989-06-20 | Honeywell Inc. | Apparatus and method for detection of an open thermocouple in a process control network |
| US4924418A (en) | 1988-02-10 | 1990-05-08 | Dickey-John Corporation | Universal monitor |
| JPH0763586B2 (ja) | 1988-03-04 | 1995-07-12 | 川崎製鉄株式会社 | コークス炉ガス脱硫液の再生における廃空気の処理方法 |
| JPH0774961B2 (ja) | 1988-04-07 | 1995-08-09 | 株式会社日立製作所 | オートチユーニングpid調節計 |
| US4926364A (en) * | 1988-07-25 | 1990-05-15 | Westinghouse Electric Corp. | Method and apparatus for determining weighted average of process variable |
| US4964125A (en) | 1988-08-19 | 1990-10-16 | Hughes Aircraft Company | Method and apparatus for diagnosing faults |
| US5197328A (en) | 1988-08-25 | 1993-03-30 | Fisher Controls International, Inc. | Diagnostic apparatus and method for fluid control valves |
| US5067099A (en) | 1988-11-03 | 1991-11-19 | Allied-Signal Inc. | Methods and apparatus for monitoring system performance |
| US5099436A (en) | 1988-11-03 | 1992-03-24 | Allied-Signal Inc. | Methods and apparatus for performing system fault diagnosis |
| EP0369489A3 (en) | 1988-11-18 | 1991-11-27 | Omron Corporation | Sensor controller system |
| JP2714091B2 (ja) | 1989-01-09 | 1998-02-16 | 株式会社日立製作所 | フィールド計器 |
| US5098197A (en) | 1989-01-30 | 1992-03-24 | The United States Of America As Represented By The United States Department Of Energy | Optical Johnson noise thermometry |
| US5089979A (en) | 1989-02-08 | 1992-02-18 | Basic Measuring Instruments | Apparatus for digital calibration of detachable transducers |
| US5081598A (en) | 1989-02-21 | 1992-01-14 | Westinghouse Electric Corp. | Method for associating text in automatic diagnostic system to produce recommended actions automatically |
| US4939753A (en) | 1989-02-24 | 1990-07-03 | Rosemount Inc. | Time synchronization of control networks |
| DE4008560C2 (de) | 1989-03-17 | 1995-11-02 | Hitachi Ltd | Verfahren und Vorrichtung zum Bestimmen einer Restlebensdauer eines Aggregats |
| JPH0692914B2 (ja) | 1989-04-14 | 1994-11-16 | 株式会社日立製作所 | 機器/設備の状態診断システム |
| US5089984A (en) | 1989-05-15 | 1992-02-18 | Allen-Bradley Company, Inc. | Adaptive alarm controller changes multiple inputs to industrial controller in order for state word to conform with stored state word |
| US4934196A (en) | 1989-06-02 | 1990-06-19 | Micro Motion, Inc. | Coriolis mass flow rate meter having a substantially increased noise immunity |
| JPH0650557B2 (ja) | 1989-07-04 | 1994-06-29 | 株式会社日立製作所 | フィールド計器の通信方式 |
| US5269311A (en) | 1989-08-29 | 1993-12-14 | Abbott Laboratories | Method for compensating errors in a pressure transducer |
| US5293585A (en) | 1989-08-31 | 1994-03-08 | Kabushiki Kaisha Toshiba | Industrial expert system |
| JP2712625B2 (ja) | 1989-09-19 | 1998-02-16 | 横河電機株式会社 | 信号伝送器 |
| JP2656637B2 (ja) | 1989-11-22 | 1997-09-24 | 株式会社日立製作所 | プロセス制御システム及び発電プラントプロセス制御システム |
| JPH03166601A (ja) | 1989-11-27 | 1991-07-18 | Hitachi Ltd | 制御支援装置 |
| US5019760A (en) | 1989-12-07 | 1991-05-28 | Electric Power Research Institute | Thermal life indicator |
| CA2031765C (en) | 1989-12-08 | 1996-02-20 | Masahide Nomura | Method and system for performing control conforming with characteristics of controlled system |
| US5633809A (en) | 1989-12-22 | 1997-05-27 | American Sigma, Inc. | Multi-function flow monitoring apparatus with area velocity sensor capability |
| US5111531A (en) | 1990-01-08 | 1992-05-05 | Automation Technology, Inc. | Process control using neural network |
| JP2753592B2 (ja) | 1990-01-18 | 1998-05-20 | 横河電機株式会社 | 2線式計器 |
| JP2712701B2 (ja) | 1990-02-02 | 1998-02-16 | 横河電機株式会社 | 圧力伝送器 |
| US5235527A (en) | 1990-02-09 | 1993-08-10 | Toyota Jidosha Kabushiki Kaisha | Method for diagnosing abnormality of sensor |
| US5134574A (en) | 1990-02-27 | 1992-07-28 | The Foxboro Company | Performance control apparatus and method in a processing plant |
| US5122976A (en) | 1990-03-12 | 1992-06-16 | Westinghouse Electric Corp. | Method and apparatus for remotely controlling sensor processing algorithms to expert sensor diagnoses |
| US5053815A (en) | 1990-04-09 | 1991-10-01 | Eastman Kodak Company | Reproduction apparatus having real time statistical process control |
| EP0460892B1 (en) | 1990-06-04 | 1996-09-04 | Hitachi, Ltd. | A control device for controlling a controlled apparatus, and a control method therefor |
| US5121467A (en) | 1990-08-03 | 1992-06-09 | E.I. Du Pont De Nemours & Co., Inc. | Neural network/expert system process control system and method |
| US5212765A (en) | 1990-08-03 | 1993-05-18 | E. I. Du Pont De Nemours & Co., Inc. | On-line training neural network system for process control |
| US5224203A (en) | 1990-08-03 | 1993-06-29 | E. I. Du Pont De Nemours & Co., Inc. | On-line process control neural network using data pointers |
| US5167009A (en) | 1990-08-03 | 1992-11-24 | E. I. Du Pont De Nemours & Co. (Inc.) | On-line process control neural network using data pointers |
| US5197114A (en) | 1990-08-03 | 1993-03-23 | E. I. Du Pont De Nemours & Co., Inc. | Computer neural network regulatory process control system and method |
| US5142612A (en) | 1990-08-03 | 1992-08-25 | E. I. Du Pont De Nemours & Co. (Inc.) | Computer neural network supervisory process control system and method |
| US5282261A (en) | 1990-08-03 | 1994-01-25 | E. I. Du Pont De Nemours And Co., Inc. | Neural network process measurement and control |
| US5175678A (en) | 1990-08-15 | 1992-12-29 | Elsag International B.V. | Method and procedure for neural control of dynamic processes |
| US5340271A (en) * | 1990-08-18 | 1994-08-23 | Rolls-Royce Plc | Flow control method and means |
| US5130936A (en) | 1990-09-14 | 1992-07-14 | Arinc Research Corporation | Method and apparatus for diagnostic testing including a neural network for determining testing sufficiency |
| ATE163777T1 (de) | 1990-10-10 | 1998-03-15 | Honeywell Inc | Identifizierung eines prozesssystems |
| US5367612A (en) | 1990-10-30 | 1994-11-22 | Science Applications International Corporation | Neurocontrolled adaptive process control system |
| JP3189326B2 (ja) | 1990-11-21 | 2001-07-16 | セイコーエプソン株式会社 | 生産管理装置および該装置を用いた生産管理方法 |
| US5265031A (en) | 1990-11-26 | 1993-11-23 | Praxair Technology, Inc. | Diagnostic gas monitoring process utilizing an expert system |
| US5214582C1 (en) | 1991-01-30 | 2001-06-26 | Edge Diagnostic Systems | Interactive diagnostic system for an automobile vehicle and method |
| US5143452A (en) | 1991-02-04 | 1992-09-01 | Rockwell International Corporation | System for interfacing a single sensor unit with multiple data processing modules |
| DE69228803T2 (de) | 1991-02-05 | 1999-08-05 | Storage Technology Corp., Louisville, Col. | Wartungs-vorrichtung und verfahren ausgelöst durch wissenbasiertemaschine |
| JPH07112299B2 (ja) | 1991-03-07 | 1995-11-29 | 横河電機株式会社 | プロセス信号受信装置 |
| US5137370A (en) | 1991-03-25 | 1992-08-11 | Delta M Corporation | Thermoresistive sensor system |
| US5357449A (en) | 1991-04-26 | 1994-10-18 | Texas Instruments Incorporated | Combining estimates using fuzzy sets |
| AU1893392A (en) | 1991-05-03 | 1992-12-21 | Storage Technology Corporation | Knowledge based resource management |
| US5114664A (en) | 1991-05-06 | 1992-05-19 | General Electric Company | Method for in situ evaluation of capacitive type pressure transducers in a nuclear power plant |
| US5671335A (en) | 1991-05-23 | 1997-09-23 | Allen-Bradley Company, Inc. | Process optimization using a neural network |
| US5317520A (en) | 1991-07-01 | 1994-05-31 | Moore Industries International Inc. | Computerized remote resistance measurement system with fault detection |
| JP3182807B2 (ja) | 1991-09-20 | 2001-07-03 | 株式会社日立製作所 | 多機能流体計測伝送装置及びそれを用いた流体量計測制御システム |
| US5365787A (en) | 1991-10-02 | 1994-11-22 | Monitoring Technology Corp. | Noninvasive method and apparatus for determining resonance information for rotating machinery components and for anticipating component failure from changes therein |
| US5414645A (en) | 1991-10-25 | 1995-05-09 | Mazda Motor Corporation | Method of fault diagnosis in an apparatus having sensors |
| US5327357A (en) | 1991-12-03 | 1994-07-05 | Praxair Technology, Inc. | Method of decarburizing molten metal in the refining of steel using neural networks |
| JP3203560B2 (ja) | 1991-12-13 | 2001-08-27 | ハネウエル・インコーポレーテッド | 圧電抵抗シリコン圧力センサ設計 |
| US5365423A (en) | 1992-01-08 | 1994-11-15 | Rockwell International Corporation | Control system for distributed sensors and actuators |
| US5282131A (en) | 1992-01-21 | 1994-01-25 | Brown And Root Industrial Services, Inc. | Control system for controlling a pulp washing system using a neural network controller |
| US5349541A (en) | 1992-01-23 | 1994-09-20 | Electric Power Research Institute, Inc. | Method and apparatus utilizing neural networks to predict a specified signal value within a multi-element system |
| EP0565761B1 (en) | 1992-04-15 | 1997-07-09 | Mita Industrial Co. Ltd. | An image forming apparatus provided with self-diagnosis system |
| GB9208704D0 (en) | 1992-04-22 | 1992-06-10 | Foxboro Ltd | Improvements in and relating to sensor units |
| JP2783059B2 (ja) | 1992-04-23 | 1998-08-06 | 株式会社日立製作所 | プロセス状態検出装置、及び半導体センサおよびその状態表示装置 |
| ES2046114B1 (es) | 1992-05-08 | 1995-08-01 | Iberditan Sa | Sistema de control automatico de compactacion en prensas. |
| JP3100757B2 (ja) | 1992-06-02 | 2000-10-23 | 三菱電機株式会社 | 監視診断装置 |
| FR2692037B1 (fr) | 1992-06-03 | 1997-08-08 | Thomson Csf | Procede de diagnostic d'un processus evolutif. |
| CA2097558C (en) | 1992-06-16 | 2001-08-21 | William B. Kilgore | Directly connected display of process control system in an open systems windows environment |
| WO1994004019A1 (de) | 1992-08-22 | 1994-03-03 | Claas OHG beschränkt haftende offene Handelsgesellschaft | Vorrichtung zur messung eines massestromes |
| US5384699A (en) | 1992-08-24 | 1995-01-24 | Associated Universities, Inc. | Preventive maintenance system for the photomultiplier detector blocks of pet scanners |
| US5477444A (en) | 1992-09-14 | 1995-12-19 | Bhat; Naveen V. | Control system using an adaptive neural network for target and path optimization for a multivariable, nonlinear process |
| US5347843A (en) * | 1992-09-23 | 1994-09-20 | Korr Medical Technologies Inc. | Differential pressure flowmeter with enhanced signal processing for respiratory flow measurement |
| US5469070A (en) | 1992-10-16 | 1995-11-21 | Rosemount Analytical Inc. | Circuit for measuring source resistance of a sensor |
| US5228780A (en) | 1992-10-30 | 1993-07-20 | Martin Marietta Energy Systems, Inc. | Dual-mode self-validating resistance/Johnson noise thermometer system |
| US5388465A (en) | 1992-11-17 | 1995-02-14 | Yamatake-Honeywell Co., Ltd. | Electromagnetic flowmeter |
| AT399235B (de) | 1992-12-24 | 1995-04-25 | Vaillant Gmbh | Verfahren zur funktionskontrolle eines temperaturfühlers |
| US5486996A (en) | 1993-01-22 | 1996-01-23 | Honeywell Inc. | Parameterized neurocontrollers |
| JP3170381B2 (ja) | 1993-02-12 | 2001-05-28 | オムロン株式会社 | 電池の寿命判定装置 |
| US5790413A (en) * | 1993-03-22 | 1998-08-04 | Exxon Chemical Patents Inc. | Plant parameter detection by monitoring of power spectral densities |
| US5394341A (en) | 1993-03-25 | 1995-02-28 | Ford Motor Company | Apparatus for detecting the failure of a sensor |
| US5774378A (en) | 1993-04-21 | 1998-06-30 | The Foxboro Company | Self-validating sensors |
| CA2161655A1 (en) | 1993-04-30 | 1994-11-10 | James David Keeler | Method and apparatus for determining the sensitivity of inputs to a neural network on output parameters |
| FR2705155A1 (fr) | 1993-05-12 | 1994-11-18 | Philips Laboratoire Electroniq | Dispositif et méthode pour générer une fonction d'approximation. |
| US5510779A (en) | 1993-06-04 | 1996-04-23 | Drexelbrook Controls, Inc. | Error compensating instrument system with digital communications |
| US5410495A (en) * | 1993-07-20 | 1995-04-25 | Texas Instruments Incorporated | Apparatus, systems, and methods for diagnosing anomalous mass flow controller operation |
| US5361628A (en) | 1993-08-02 | 1994-11-08 | Ford Motor Company | System and method for processing test measurements collected from an internal combustion engine for diagnostic purposes |
| US5539638A (en) | 1993-08-05 | 1996-07-23 | Pavilion Technologies, Inc. | Virtual emissions monitor for automobile |
| JP2546159B2 (ja) | 1993-08-05 | 1996-10-23 | 日本電気株式会社 | 生産管理システム |
| US5386373A (en) | 1993-08-05 | 1995-01-31 | Pavilion Technologies, Inc. | Virtual continuous emission monitoring system with sensor validation |
| US5549137A (en) | 1993-08-25 | 1996-08-27 | Rosemount Inc. | Valve positioner with pressure feedback, dynamic correction and diagnostics |
| US5404064A (en) | 1993-09-02 | 1995-04-04 | The United States Of America As Represented By The Secretary Of The Navy | Low-frequency electrostrictive ceramic plate voltage sensor |
| AU7562394A (en) * | 1993-09-07 | 1995-03-27 | Rosemount Inc. | Multivariable transmitter |
| US5489831A (en) | 1993-09-16 | 1996-02-06 | Honeywell Inc. | Pulse width modulating motor controller |
| US5481199A (en) | 1993-09-24 | 1996-01-02 | Anderson; Karl F. | System for improving measurement accuracy of transducer by measuring transducer temperature and resistance change using thermoelectric voltages |
| US5408406A (en) | 1993-10-07 | 1995-04-18 | Honeywell Inc. | Neural net based disturbance predictor for model predictive control |
| US5442639A (en) | 1993-10-12 | 1995-08-15 | Ship Star Associates, Inc. | Method and apparatus for monitoring a communications network |
| CH687047A5 (de) | 1993-11-30 | 1996-08-30 | Hler Ag B | Verfahren zur Regelung einer Arbeitsmaschine |
| JP2893233B2 (ja) | 1993-12-09 | 1999-05-17 | 株式会社ユニシアジェックス | 筒内圧センサの診断装置 |
| US5526293A (en) | 1993-12-17 | 1996-06-11 | Texas Instruments Inc. | System and method for controlling semiconductor wafer processing |
| US5764539A (en) * | 1994-01-21 | 1998-06-09 | Novartis Nutrition Ag | Non-invasive system and method for a fluid flow monitoring system |
| JPH07225530A (ja) | 1994-02-15 | 1995-08-22 | Canon Inc | 画像記録用熱定着器の診断装置および画像記録装置 |
| US5440478A (en) | 1994-02-22 | 1995-08-08 | Mercer Forge Company | Process control method for improving manufacturing operations |
| JPH07234988A (ja) | 1994-02-23 | 1995-09-05 | Mitsubishi Heavy Ind Ltd | 異常診断装置 |
| US5434774A (en) | 1994-03-02 | 1995-07-18 | Fisher Controls International, Inc. | Interface apparatus for two-wire communication in process control loops |
| US5436705A (en) | 1994-04-18 | 1995-07-25 | Xerox Corporation | Adaptive process controller for electrophotographic printing |
| JP3139597B2 (ja) * | 1994-04-27 | 2001-03-05 | 横河電機株式会社 | 圧力測定装置における導圧管の詰まり診断装置 |
| US5528516A (en) | 1994-05-25 | 1996-06-18 | System Management Arts, Inc. | Apparatus and method for event correlation and problem reporting |
| FR2720498B1 (fr) * | 1994-05-27 | 1996-08-09 | Schlumberger Services Petrol | Débitmètre multiphasique. |
| US5483387A (en) | 1994-07-22 | 1996-01-09 | Honeywell, Inc. | High pass optical filter |
| JP3147275B2 (ja) | 1994-07-26 | 2001-03-19 | 横河電機株式会社 | 差圧検出器診断装置 |
| JPH0854923A (ja) | 1994-08-10 | 1996-02-27 | Idemitsu Material Kk | プロセスデータ診断方法および診断装置 |
| US5608650A (en) | 1994-08-19 | 1997-03-04 | Spectrel Partners, L.L.C. | Systems and methods for testing pump flow rates |
| US5623605A (en) | 1994-08-29 | 1997-04-22 | Lucent Technologies Inc. | Methods and systems for interprocess communication and inter-network data transfer |
| US5669713A (en) | 1994-09-27 | 1997-09-23 | Rosemount Inc. | Calibration of process control temperature transmitter |
| WO1996011390A1 (en) | 1994-10-08 | 1996-04-18 | Honeywell S.A. | Transmitter sensor |
| JPH08114638A (ja) * | 1994-10-14 | 1996-05-07 | Meidensha Corp | 機器異常診断装置 |
| ATE187824T1 (de) | 1994-10-24 | 2000-01-15 | Fisher Rosemount Systems Inc | Vorrichtung, die einen zugang zu feldgeräten in einem verteilten steuerungssystem gestattet |
| US5704011A (en) | 1994-11-01 | 1997-12-30 | The Foxboro Company | Method and apparatus for providing multivariable nonlinear control |
| JP3129121B2 (ja) | 1994-11-10 | 2001-01-29 | 横河電機株式会社 | 管路閉塞検出装置 |
| JPH08166309A (ja) | 1994-12-13 | 1996-06-25 | Yokogawa Electric Corp | 導圧管の詰まり診断機構付き差圧測定装置 |
| US5600148A (en) | 1994-12-30 | 1997-02-04 | Honeywell Inc. | Low power infrared scene projector array and method of manufacture |
| DE19502499A1 (de) | 1995-01-27 | 1996-08-01 | Pepperl & Fuchs | Bussystem zur Steuerung und Aktivierung von miteinander vernetzten ASI-Slaves, vorzugsweise binäre Sensoren oder Eingangsmodule und/oder Ausgangsmodule oder Aktuatoren eines Aktuator-Sensor-Interface |
| US5637802A (en) | 1995-02-28 | 1997-06-10 | Rosemount Inc. | Capacitive pressure sensor for a pressure transmitted where electric field emanates substantially from back sides of plates |
| JP3746089B2 (ja) | 1995-03-14 | 2006-02-15 | 松下冷機株式会社 | 圧縮機の性能劣化診断装置 |
| US5708585A (en) | 1995-03-20 | 1998-01-13 | General Motors Corporation | Combustible gas measurement |
| US6151560A (en) | 1995-03-27 | 2000-11-21 | Jones; Thaddeus M. | Open circuit failure monitoring apparatus for controlled electrical resistance heaters |
| US5572420A (en) | 1995-04-03 | 1996-11-05 | Honeywell Inc. | Method of optimal controller design for multivariable predictive control utilizing range control |
| GB2301901B (en) | 1995-06-05 | 1999-04-07 | Nippon Denso Co | Apparatus and method for diagnosing degradation or malfunction of oxygen sensor |
| BR9609268A (pt) | 1995-06-06 | 1999-05-11 | Rosemount Inc | Transmissor de temperatura e processo de medição de temperatura |
| US5741074A (en) | 1995-06-06 | 1998-04-21 | Thermo Electrioc Corporation | Linear integrated sensing transmitter sensor |
| US5561599A (en) | 1995-06-14 | 1996-10-01 | Honeywell Inc. | Method of incorporating independent feedforward control in a multivariable predictive controller |
| US5742845A (en) | 1995-06-22 | 1998-04-21 | Datascape, Inc. | System for extending present open network communication protocols to communicate with non-standard I/O devices directly coupled to an open network |
| US5736649A (en) | 1995-08-23 | 1998-04-07 | Tokico Ltd. | Vortex flowmeter |
| US5705978A (en) | 1995-09-29 | 1998-01-06 | Rosemount Inc. | Process control transmitter |
| JP3263296B2 (ja) | 1995-10-26 | 2002-03-04 | 株式会社東芝 | 電磁流量計 |
| US5956484A (en) | 1995-12-13 | 1999-09-21 | Immersion Corporation | Method and apparatus for providing force feedback over a computer network |
| US5940290A (en) | 1995-12-06 | 1999-08-17 | Honeywell Inc. | Method of predictive maintenance of a process control system having fluid movement |
| CA2238371A1 (en) | 1995-12-06 | 1997-06-12 | Honeywell Inc. | A method of predictive maintenance of a process control system haivng fluid movement |
| CA2165400C (en) | 1995-12-15 | 1999-04-20 | Jean Serodes | Method of predicting residual chlorine in water supply systems |
| US6014902A (en) | 1995-12-28 | 2000-01-18 | The Foxboro Company | Magnetic flowmeter with diagnostics |
| US5700090A (en) | 1996-01-03 | 1997-12-23 | Rosemount Inc. | Temperature sensor transmitter with sensor sheath lead |
| US5746511A (en) | 1996-01-03 | 1998-05-05 | Rosemount Inc. | Temperature transmitter with on-line calibration using johnson noise |
| US5817950A (en) * | 1996-01-04 | 1998-10-06 | Rosemount Inc. | Flow measurement compensation technique for use with an averaging pitot tube type primary element |
| DE29600609U1 (de) | 1996-01-17 | 1997-02-13 | Siemens AG, 80333 München | Automatisierungsgerät |
| US6263487B1 (en) | 1996-01-17 | 2001-07-17 | Siemens Ag | Programmable controller |
| US5801689A (en) | 1996-01-22 | 1998-09-01 | Extended Systems, Inc. | Hypertext based remote graphic user interface control system |
| US6209048B1 (en) | 1996-02-09 | 2001-03-27 | Ricoh Company, Ltd. | Peripheral with integrated HTTP server for remote access using URL's |
| US5764891A (en) | 1996-02-15 | 1998-06-09 | Rosemount Inc. | Process I/O to fieldbus interface circuit |
| US5665899A (en) | 1996-02-23 | 1997-09-09 | Rosemount Inc. | Pressure sensor diagnostics in a process transmitter |
| US6017143A (en) | 1996-03-28 | 2000-01-25 | Rosemount Inc. | Device in a process system for detecting events |
| US5909368A (en) | 1996-04-12 | 1999-06-01 | Fisher-Rosemount Systems, Inc. | Process control system using a process control strategy distributed among multiple control elements |
| IE76714B1 (en) * | 1996-04-19 | 1997-10-22 | Auro Environmental Ltd | Apparatus for measuring the velocity of a fluid flowing in a conduit |
| US5710370A (en) | 1996-05-17 | 1998-01-20 | Dieterich Technology Holding Corp. | Method for calibrating a differential pressure fluid flow measuring system |
| US5752008A (en) | 1996-05-28 | 1998-05-12 | Fisher-Rosemount Systems, Inc. | Real-time process control simulation method and apparatus |
| US5708211A (en) * | 1996-05-28 | 1998-01-13 | Ohio University | Flow regime determination and flow measurement in multiphase flow pipelines |
| US5805442A (en) | 1996-05-30 | 1998-09-08 | Control Technology Corporation | Distributed interface architecture for programmable industrial control systems |
| US5728947A (en) | 1996-06-12 | 1998-03-17 | Asahi/America, Inc. | Ultrasonic vortex flowmeter having clamp-on housing |
| US5680109A (en) * | 1996-06-21 | 1997-10-21 | The Foxboro Company | Impulse line blockage detector systems and methods |
| EP0825506B1 (en) | 1996-08-20 | 2013-03-06 | Invensys Systems, Inc. | Methods and apparatus for remote process control |
| US5713668A (en) | 1996-08-23 | 1998-02-03 | Accutru International Corporation | Self-verifying temperature sensor |
| US6023399A (en) | 1996-09-24 | 2000-02-08 | Hitachi, Ltd. | Decentralized control system and shutdown control apparatus |
| US5857777A (en) | 1996-09-25 | 1999-01-12 | Claud S. Gordon Company | Smart temperature sensing device |
| US5936514A (en) | 1996-09-27 | 1999-08-10 | Rosemount Inc. | Power supply input circuit for field instrument |
| US5970430A (en) | 1996-10-04 | 1999-10-19 | Fisher Controls International, Inc. | Local device and process diagnostics in a process control network having distributed control functions |
| AU4663497A (en) | 1996-10-04 | 1998-04-24 | Fisher Controls International Inc. | A network accessible interface for a process control network |
| US6047222A (en) | 1996-10-04 | 2000-04-04 | Fisher Controls International, Inc. | Process control network with redundant field devices and buses |
| US5859964A (en) | 1996-10-25 | 1999-01-12 | Advanced Micro Devices, Inc. | System and method for performing real time data acquisition, process modeling and fault detection of wafer fabrication processes |
| US5956487A (en) | 1996-10-25 | 1999-09-21 | Hewlett-Packard Company | Embedding web access mechanism in an appliance for user interface functions including a web server and web browser |
| US5828567A (en) | 1996-11-07 | 1998-10-27 | Rosemount Inc. | Diagnostics for resistance based transmitter |
| US5956663A (en) | 1996-11-07 | 1999-09-21 | Rosemount, Inc. | Signal processing technique which separates signal components in a sensor for sensor diagnostics |
| US5719378A (en) | 1996-11-19 | 1998-02-17 | Illinois Tool Works, Inc. | Self-calibrating temperature controller |
| IT1286007B1 (it) * | 1996-11-28 | 1998-06-26 | Sgs Thomson Microelectronics | Misuratore di flusso di un fluido |
| CA2276299A1 (en) | 1996-12-31 | 1998-07-09 | Rosemount Inc. | Device in a process system for validating a control signal from a field device |
| JPH10198657A (ja) * | 1997-01-08 | 1998-07-31 | Toshiba Corp | 信号処理装置 |
| DE19703359A1 (de) | 1997-01-30 | 1998-08-06 | Telefunken Microelectron | Verfahren zur Temperaturkompensation bei Meßsystemen |
| JPH10232170A (ja) | 1997-02-20 | 1998-09-02 | Chino Corp | 熱電対劣化予測装置 |
| EP0965092A4 (en) | 1997-03-04 | 2002-10-30 | Emerson Electric Co | DISTRIBUTED DIAGNOSTIC SYSTEM |
| JPH10261185A (ja) | 1997-03-19 | 1998-09-29 | Hitachi Ltd | 入出力混在形信号変換器 |
| US5848383A (en) | 1997-05-06 | 1998-12-08 | Integrated Sensor Solutions | System and method for precision compensation for the nonlinear offset and sensitivity variation of a sensor with temperature |
| DE19724167C2 (de) * | 1997-06-07 | 1999-07-15 | Deutsch Zentr Luft & Raumfahrt | Verfahren und Vorrichtung zum Ermitteln eines Meßwerts einer Zielmeßgröße einer Mehr-Phasen-Strömung |
| US5923557A (en) | 1997-08-01 | 1999-07-13 | Hewlett-Packard Company | Method and apparatus for providing a standard interface to process control devices that are adapted to differing field-bus protocols |
| JP3326714B2 (ja) | 1997-09-10 | 2002-09-24 | 株式会社山武 | 電磁流量計 |
| DE19742716C5 (de) | 1997-09-26 | 2005-12-01 | Phoenix Contact Gmbh & Co. Kg | Steuer- und Datenübertragungsanlage und Verfahren zum Übertragen von sicherheitsbezogenen Daten |
| CN1177266C (zh) | 1997-10-13 | 2004-11-24 | 罗斯蒙德公司 | 工业过程中现场的过程设备及其形成方法 |
| JPH11118657A (ja) * | 1997-10-21 | 1999-04-30 | Cosmo Keiki:Kk | ドリフト補正値算出装置及びこの算出装置を具備した洩れ検査装置 |
| US6311136B1 (en) | 1997-11-26 | 2001-10-30 | Invensys Systems, Inc. | Digital flowmeter |
| US6112131A (en) | 1998-02-06 | 2000-08-29 | Zellweger Uster, Inc. | Gin process control |
| US6199018B1 (en) | 1998-03-04 | 2001-03-06 | Emerson Electric Co. | Distributed diagnostic system |
| US6016523A (en) | 1998-03-09 | 2000-01-18 | Schneider Automation, Inc. | I/O modular terminal having a plurality of data registers and an identification register and providing for interfacing between field devices and a field master |
| US6139180A (en) | 1998-03-27 | 2000-10-31 | Vesuvius Crucible Company | Method and system for testing the accuracy of a thermocouple probe used to measure the temperature of molten steel |
| US6072150A (en) | 1998-05-27 | 2000-06-06 | Beamworks Ltd. | Apparatus and method for in-line soldering |
| FI114745B (fi) | 1998-06-01 | 2004-12-15 | Metso Automation Oy | Kenttälaitteiden hallintajärjestelmä |
| US6360277B1 (en) | 1998-07-22 | 2002-03-19 | Crydom Corporation | Addressable intelligent relay |
| US6327914B1 (en) * | 1998-09-30 | 2001-12-11 | Micro Motion, Inc. | Correction of coriolis flowmeter measurements due to multiphase flows |
| GB9821972D0 (en) * | 1998-10-08 | 1998-12-02 | Abb Kent Taylor Ltd | Flowmeter logging |
| US6298454B1 (en) | 1999-02-22 | 2001-10-02 | Fisher-Rosemount Systems, Inc. | Diagnostics in a process control system |
| CA2362631A1 (en) * | 1999-02-25 | 2000-08-31 | Rosemount Inc. | Flow measurement with diagnostics |
| US6564268B1 (en) | 1999-03-17 | 2003-05-13 | Rosemount Inc. | Fieldbus message queuing method and apparatus |
| AU5025600A (en) | 1999-05-17 | 2000-12-05 | Foxboro Company, The | Process control configuration system with parameterized objects |
| DE59904155D1 (de) | 1999-05-29 | 2003-03-06 | Mtl Instr Gmbh | Verfahren und Schaltungsanordnung zur Spannungsversorgung und Funktionsüberwachung zumindest eines Messwertumformers |
| DE19930660A1 (de) | 1999-07-02 | 2001-01-11 | Siemens Ag | Verfahren zur Überwachung oder zur Installation neuer Programmcodes in einer industriellen Anlage |
| US6425038B1 (en) | 1999-09-28 | 2002-07-23 | Rockwell Automation Technologies, Inc. | Conversion of desk-top operating system for real-time control using installable interrupt service routines |
| DE29917651U1 (de) | 1999-10-07 | 2000-11-09 | Siemens AG, 80333 München | Meßumformer sowie Prozeßleitsystem |
| US6480793B1 (en) * | 2000-10-27 | 2002-11-12 | Westinghouse Electric Company Lcl | Flow condition monitor |
| US6819292B2 (en) * | 2001-03-09 | 2004-11-16 | Arad Measuring Technologies Ltd | Meter register |
-
2001
- 2001-05-09 US US09/852,102 patent/US6907383B2/en not_active Expired - Lifetime
-
2002
- 2002-05-08 CN CNB028095820A patent/CN100507465C/zh not_active Expired - Fee Related
- 2002-05-08 EP EP02725990A patent/EP1407233B1/en not_active Expired - Lifetime
- 2002-05-08 JP JP2002588106A patent/JP4422412B2/ja not_active Expired - Lifetime
- 2002-05-08 WO PCT/US2002/014934 patent/WO2002090894A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004529433A (ja) | 2004-09-24 |
| CN1514928A (zh) | 2004-07-21 |
| US20020029130A1 (en) | 2002-03-07 |
| CN100507465C (zh) | 2009-07-01 |
| EP1407233A1 (en) | 2004-04-14 |
| US6907383B2 (en) | 2005-06-14 |
| EP1407233B1 (en) | 2012-07-11 |
| WO2002090894A1 (en) | 2002-11-14 |
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