WO2010132328A3 - System to detect poor process ground connections within an electromagnetic flowmeter - Google Patents
System to detect poor process ground connections within an electromagnetic flowmeter Download PDFInfo
- Publication number
- WO2010132328A3 WO2010132328A3 PCT/US2010/034182 US2010034182W WO2010132328A3 WO 2010132328 A3 WO2010132328 A3 WO 2010132328A3 US 2010034182 W US2010034182 W US 2010034182W WO 2010132328 A3 WO2010132328 A3 WO 2010132328A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electromagnetic flowmeter
- ground connections
- poor process
- process ground
- detect poor
- Prior art date
Links
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
- G01F1/56—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 electric or magnetic effects
- G01F1/58—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 electric or magnetic effects by electromagnetic flowmeters
- G01F1/60—Circuits therefor
-
- 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
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI1010549A BRPI1010549A2 (en) | 2009-05-12 | 2010-05-10 | field device and magnetic flowmeter. |
EP10726710A EP2430407A2 (en) | 2009-05-12 | 2010-05-10 | System to detect poor process ground connections within an electromagnetic flowmeter |
CN2010800150757A CN102378901B (en) | 2009-05-12 | 2010-05-10 | System to detect poor process ground connections |
JP2012510892A JP5603415B2 (en) | 2009-05-12 | 2010-05-10 | System for detecting incomplete process ground connections |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/464,409 | 2009-05-12 | ||
US12/464,409 US7921734B2 (en) | 2009-05-12 | 2009-05-12 | System to detect poor process ground connections |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2010132328A2 WO2010132328A2 (en) | 2010-11-18 |
WO2010132328A3 true WO2010132328A3 (en) | 2011-01-06 |
WO2010132328A4 WO2010132328A4 (en) | 2011-02-24 |
Family
ID=43013201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2010/034182 WO2010132328A2 (en) | 2009-05-12 | 2010-05-10 | System to detect poor process ground connections |
Country Status (6)
Country | Link |
---|---|
US (1) | US7921734B2 (en) |
EP (1) | EP2430407A2 (en) |
JP (1) | JP5603415B2 (en) |
CN (1) | CN102378901B (en) |
BR (1) | BRPI1010549A2 (en) |
WO (1) | WO2010132328A2 (en) |
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US8289031B1 (en) * | 2011-05-16 | 2012-10-16 | Rao Dantam K | Apparatus for measuring insulation characteristics of coated steel sheet |
US8991264B2 (en) * | 2012-09-26 | 2015-03-31 | Rosemount Inc. | Integrally molded magnetic flowmeter |
US9021890B2 (en) | 2012-09-26 | 2015-05-05 | Rosemount Inc. | Magnetic flowmeter with multiple coils |
US9696188B2 (en) | 2013-03-14 | 2017-07-04 | Rosemount Inc. | Magnetic flowmeter with automatic adjustment based on sensed complex impedance |
US9395221B2 (en) | 2013-09-26 | 2016-07-19 | Rosemount Inc. | Magnetic flowmeter with saturation detection of the measurement circuitry |
CN103743443A (en) * | 2013-11-08 | 2014-04-23 | 上海大学 | Method for detecting signal faults of electromagnetic flow meter |
DE102014004122B3 (en) * | 2014-03-24 | 2015-08-06 | Krohne Messtechnik Gmbh | Magnetic-inductive flowmeter and method for operating a magnetic-inductive flowmeter |
US9488511B2 (en) * | 2014-09-30 | 2016-11-08 | Rosemount Inc. | Magnetic flowmeter with vapor permeation sensor |
US9810559B2 (en) | 2015-03-16 | 2017-11-07 | Invensys Systems, Inc. | Systems and methods for detecting leaks in an electromagnetic flowmeter |
US11085803B2 (en) * | 2015-09-24 | 2021-08-10 | Micro Motion, Inc. | Entrained fluid detection diagnostic |
CN107228700A (en) * | 2016-03-25 | 2017-10-03 | 艾默生过程控制流量技术有限公司 | For detecting the apparatus and method that the electrode of electromagnetic flowmeter is leaked |
DE102016115483A1 (en) * | 2016-08-21 | 2018-02-22 | Krohne Messtechnik Gmbh | Method for operating a magnetic-inductive flowmeter and electromagnetic flowmeter |
JP6839635B2 (en) * | 2017-09-14 | 2021-03-10 | アズビル株式会社 | Error detection circuit and error detection method of electromagnetic flowmeter and electromagnetic flowmeter |
EP3732447A1 (en) * | 2017-12-29 | 2020-11-04 | ABB Schweiz AG | A clamp on electromagnetic flowmeter |
CN111780818B (en) * | 2020-07-22 | 2021-05-28 | 西安交通大学 | Induction type liquid metal electromagnetic flowmeter |
DE102020123492A1 (en) * | 2020-09-09 | 2022-03-10 | Krohne Messtechnik Gmbh | Magneto-inductive flow meter and method for monitoring the function of a magneto-inductive flow meter |
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CN102378901A (en) | 2012-03-14 |
CN102378901B (en) | 2013-05-01 |
WO2010132328A2 (en) | 2010-11-18 |
US7921734B2 (en) | 2011-04-12 |
US20100288054A1 (en) | 2010-11-18 |
EP2430407A2 (en) | 2012-03-21 |
JP2012526989A (en) | 2012-11-01 |
BRPI1010549A2 (en) | 2016-06-21 |
WO2010132328A4 (en) | 2011-02-24 |
JP5603415B2 (en) | 2014-10-08 |
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