GB2348012B - Calibration of flow meters - Google Patents

Calibration of flow meters

Info

Publication number
GB2348012B
GB2348012B GB0012399A GB0012399A GB2348012B GB 2348012 B GB2348012 B GB 2348012B GB 0012399 A GB0012399 A GB 0012399A GB 0012399 A GB0012399 A GB 0012399A GB 2348012 B GB2348012 B GB 2348012B
Authority
GB
United Kingdom
Prior art keywords
calibration
flow meters
meters
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 - Lifetime
Application number
GB0012399A
Other versions
GB2348012A (en
GB0012399D0 (en
Inventor
Bryan Raymond Franklin
Colin Undery
Roger Bryson Turner
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 Instrumentation Ltd
Original Assignee
ABB Instrumentation Ltd
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
Priority claimed from GBGB9600961.8A external-priority patent/GB9600961D0/en
Application filed by ABB Instrumentation Ltd filed Critical ABB Instrumentation Ltd
Priority claimed from GB9700937A external-priority patent/GB2309308B/en
Publication of GB0012399D0 publication Critical patent/GB0012399D0/en
Publication of GB2348012A publication Critical patent/GB2348012A/en
Application granted granted Critical
Publication of GB2348012B publication Critical patent/GB2348012B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01F1/60—Circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
    • 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
    • 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)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
GB0012399A 1996-01-17 1997-01-17 Calibration of flow meters Expired - Lifetime GB2348012B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9600961.8A GB9600961D0 (en) 1996-01-17 1996-01-17 Calibration of flow meters
GB9700937A GB2309308B (en) 1996-01-17 1997-01-17 Calibration of flow meters

Publications (3)

Publication Number Publication Date
GB0012399D0 GB0012399D0 (en) 2000-07-12
GB2348012A GB2348012A (en) 2000-09-20
GB2348012B true GB2348012B (en) 2000-12-06

Family

ID=26308479

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0012399A Expired - Lifetime GB2348012B (en) 1996-01-17 1997-01-17 Calibration of flow meters
GB0012397A Expired - Lifetime GB2348011B (en) 1996-01-17 1997-01-17 Calibration of flow meters

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0012397A Expired - Lifetime GB2348011B (en) 1996-01-17 1997-01-17 Calibration of flow meters

Country Status (1)

Country Link
GB (2) GB2348012B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1202031A1 (en) * 2000-10-24 2002-05-02 Endress + Hauser Flowtec AG Method and apparatus for process control using a magneto-inductive sensor
DE10064738B4 (en) 2000-12-22 2004-02-12 Krohne Meßtechnik GmbH & Co KG Method for testing a magnetic-inductive flow meter
DE10335205A1 (en) * 2003-07-30 2005-02-17 Endress + Hauser Flowtec Ag, Reinach Method for the magnetic-inductive determination of the flow rate of a medium
DE102005032134A1 (en) * 2005-07-07 2007-01-18 Endress + Hauser Wetzer Gmbh + Co Kg Measuring device for determining and / or monitoring a process variable and method for monitoring the measuring device
GB2451284B (en) 2007-07-26 2012-10-17 Abb Ltd Flowmeter
US7921733B2 (en) * 2009-03-05 2011-04-12 Rosemount Inc. Magnetic flowmeter with coil ground path detection
DE102017115147A1 (en) * 2017-07-06 2019-01-10 Endress+Hauser SE+Co. KG Condition monitoring of a coil in a sensor
CN107806921A (en) * 2017-11-23 2018-03-16 上海肯特仪表股份有限公司 Electromagnetic flowmeter magnetic disturbance detects circuit and detection method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0915324A2 (en) * 1997-11-04 1999-05-12 The Foxboro Company Magnetic flowmeter
GB2333161A (en) * 1997-12-24 1999-07-14 Abb Kent Taylor Ltd Electrode integrity checking

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61204521A (en) * 1985-03-08 1986-09-10 Hitachi Ltd Electromagnetic flowmeter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0915324A2 (en) * 1997-11-04 1999-05-12 The Foxboro Company Magnetic flowmeter
GB2333161A (en) * 1997-12-24 1999-07-14 Abb Kent Taylor Ltd Electrode integrity checking

Also Published As

Publication number Publication date
GB2348011B (en) 2000-12-06
GB0012397D0 (en) 2000-07-12
GB2348012A (en) 2000-09-20
GB2348011A (en) 2000-09-20
GB0012399D0 (en) 2000-07-12

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20170116