GB2400914B - Electromagnetic flow meter - Google Patents

Electromagnetic flow meter

Info

Publication number
GB2400914B
GB2400914B GB0407633A GB0407633A GB2400914B GB 2400914 B GB2400914 B GB 2400914B GB 0407633 A GB0407633 A GB 0407633A GB 0407633 A GB0407633 A GB 0407633A GB 2400914 B GB2400914 B GB 2400914B
Authority
GB
United Kingdom
Prior art keywords
flow meter
electromagnetic flow
electromagnetic
meter
flow
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
GB0407633A
Other versions
GB2400914A (en
GB0407633D0 (en
Inventor
Troy Wray
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.)
ABB Ltd Great Britain
Original Assignee
ABB Ltd Great Britain
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 ABB Ltd Great Britain filed Critical ABB Ltd Great Britain
Publication of GB0407633D0 publication Critical patent/GB0407633D0/en
Publication of GB2400914A publication Critical patent/GB2400914A/en
Application granted granted Critical
Publication of GB2400914B publication Critical patent/GB2400914B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01F1/588—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 combined constructions of electrodes, coils or magnetic circuits, accessories therefor
    • 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
    • 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
    • G01F1/584—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 constructions of electrodes, accessories therefor
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
GB0407633A 2003-04-02 2004-04-02 Electromagnetic flow meter Expired - Fee Related GB2400914B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0307637A GB2400441A (en) 2003-04-02 2003-04-02 Electromagnetic flow meter

Publications (3)

Publication Number Publication Date
GB0407633D0 GB0407633D0 (en) 2004-05-05
GB2400914A GB2400914A (en) 2004-10-27
GB2400914B true GB2400914B (en) 2006-07-26

Family

ID=9956063

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0307637A Withdrawn GB2400441A (en) 2003-04-02 2003-04-02 Electromagnetic flow meter
GB0315612A Expired - Fee Related GB2400179B (en) 2003-04-02 2003-07-03 Electromagnetic flow meter
GB0407633A Expired - Fee Related GB2400914B (en) 2003-04-02 2004-04-02 Electromagnetic flow meter

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB0307637A Withdrawn GB2400441A (en) 2003-04-02 2003-04-02 Electromagnetic flow meter
GB0315612A Expired - Fee Related GB2400179B (en) 2003-04-02 2003-07-03 Electromagnetic flow meter

Country Status (6)

Country Link
DK (1) DK1464930T3 (en)
ES (1) ES2584159T3 (en)
GB (3) GB2400441A (en)
HU (1) HUE028849T2 (en)
PL (1) PL1464930T3 (en)
PT (1) PT1464930T (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2451284B (en) * 2007-07-26 2012-10-17 Abb Ltd Flowmeter
EP2735852A1 (en) * 2012-11-26 2014-05-28 Endress + Hauser Flowtec AG Scalable and continuous auto-zeroing method for AC driven magneto-inductive flowmeters
CN111796235B (en) * 2020-06-28 2022-10-14 司浩天 Assessment method for gateway table with high utilization rate

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4953408A (en) * 1988-08-31 1990-09-04 Fischer & Porter Company Capacitive type electromagnetic flowmeter
US20030029250A1 (en) * 2001-07-02 2003-02-13 Ray Keech Electromagnetic flowmeter
GB2380798A (en) * 2001-07-02 2003-04-16 Abb Automation Ltd Electromagnetic flowmeter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2744845C3 (en) * 1977-10-05 1985-08-08 Flowtec AG, Reinach, Basel Process for the compensation of the electrochemical disturbance direct voltage in the magneto-inductive flow measurement with periodically reversed magnetic field
DE3132471C2 (en) * 1980-10-02 1984-11-29 Flowtec AG, Reinach, Basel Method and arrangement for the compensation of the interference DC voltages in the electrode circuit in the magnetic-inductive flow measurement
JPS6166123A (en) * 1984-09-07 1986-04-04 Toshiba Corp Converter of electromagnetic flowmeter
FR2589571B1 (en) * 1985-10-31 1990-02-09 Sereg Soc ELECTROMAGNETIC FLOW METER WITH PULSE MAGNETIC FIELD

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4953408A (en) * 1988-08-31 1990-09-04 Fischer & Porter Company Capacitive type electromagnetic flowmeter
US20030029250A1 (en) * 2001-07-02 2003-02-13 Ray Keech Electromagnetic flowmeter
GB2380798A (en) * 2001-07-02 2003-04-16 Abb Automation Ltd Electromagnetic flowmeter

Also Published As

Publication number Publication date
PL1464930T3 (en) 2016-12-30
DK1464930T3 (en) 2016-09-05
GB2400179B (en) 2006-08-09
GB2400914A (en) 2004-10-27
GB2400441A (en) 2004-10-13
GB0407633D0 (en) 2004-05-05
GB2400179A (en) 2004-10-06
PT1464930T (en) 2016-08-18
GB0315612D0 (en) 2003-08-13
HUE028849T2 (en) 2017-01-30
GB0307637D0 (en) 2003-05-07
ES2584159T3 (en) 2016-09-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20110402