NL7808031A - Magnetische stroommeter. - Google Patents

Magnetische stroommeter.

Info

Publication number
NL7808031A
NL7808031A NL787808031A NL7808031A NL7808031A NL 7808031 A NL7808031 A NL 7808031A NL 787808031 A NL787808031 A NL 787808031A NL 7808031 A NL7808031 A NL 7808031A NL 7808031 A NL7808031 A NL 7808031A
Authority
NL
Netherlands
Prior art keywords
flow meter
magnetic flow
magnetic
meter
flow
Prior art date
Application number
NL787808031A
Other languages
English (en)
Dutch (nl)
Original Assignee
Foxboro Co
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 Foxboro Co filed Critical Foxboro Co
Publication of NL7808031A publication Critical patent/NL7808031A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/08—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring variation of an electric variable directly affected by the flow, e.g. by using dynamo-electric effect
    • G01P5/086—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring variation of an electric variable directly affected by the flow, e.g. by using dynamo-electric effect by using special arrangements and constructions for measuring the dynamo-electric effect
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
NL787808031A 1977-08-08 1978-07-28 Magnetische stroommeter. NL7808031A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/822,473 US4137766A (en) 1977-08-08 1977-08-08 Integral field magnetic flowmeter

Publications (1)

Publication Number Publication Date
NL7808031A true NL7808031A (nl) 1979-02-12

Family

ID=25236133

Family Applications (1)

Application Number Title Priority Date Filing Date
NL787808031A NL7808031A (nl) 1977-08-08 1978-07-28 Magnetische stroommeter.

Country Status (8)

Country Link
US (1) US4137766A (it)
JP (1) JPS5453565A (it)
CA (1) CA1130864A (it)
DE (1) DE2834613A1 (it)
FR (1) FR2400187A1 (it)
GB (2) GB2002523B (it)
IT (1) IT7850635A0 (it)
NL (1) NL7808031A (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5686312A (en) * 1979-12-17 1981-07-14 Yokogawa Hokushin Electric Corp Transmitter for electromagnetic flow rate meter
US4727755A (en) * 1986-12-08 1988-03-01 Fischer & Porter Co. Electromagnetic flowmeter with alternating permanent magnet field
US5263374A (en) * 1992-01-24 1993-11-23 Marsh-Mcbirney, Inc. Flowmeter with concentrically arranged electromagnetic field
US6729191B1 (en) 2000-04-28 2004-05-04 The Foxboro Company Electrical inductive flowmeter circuits including coil excitors and current regulators
EP1387148A3 (de) * 2002-08-02 2007-06-20 ABB PATENT GmbH Verfahren zum Betrieb einer induktiven Durchflussmesseinrichtung,sowie Durchflussmesseinrichtung selbst
US20100263458A1 (en) * 2009-04-20 2010-10-21 Itt Manufacturing Enterprises, Inc. Self contained inline field effect fluid detection
US9182258B2 (en) 2011-06-28 2015-11-10 Rosemount Inc. Variable frequency magnetic flowmeter
DE102011083550A1 (de) * 2011-09-27 2013-03-28 Endress + Hauser Flowtec Ag Schraubhülse
US9696188B2 (en) * 2013-03-14 2017-07-04 Rosemount Inc. Magnetic flowmeter with automatic adjustment based on sensed complex impedance

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902366A (en) * 1972-05-17 1975-09-02 Sybron Corp Magnetic flowmeter system
US3783687A (en) * 1972-05-26 1974-01-08 Fischer & Porter Co Electromagnetic flowmeter with square-wave excitation
JPS5034853A (it) * 1973-07-31 1975-04-03
DE2410407C3 (de) * 1974-03-05 1981-05-21 Fa. Ludwig Krohne, 4100 Duisburg Verfahren zur Kompensation der elektrochemischen Störgleichspannung bei der induktiven Durchflußmessung mit periodisch zwischen zwei Induktionswerten hin- und hergeschaltetem Gleichfeld

Also Published As

Publication number Publication date
FR2400187B1 (it) 1983-08-26
IT7850635A0 (it) 1978-08-07
GB2002523B (en) 1982-07-21
US4137766A (en) 1979-02-06
GB2002523A (en) 1979-02-21
GB2060901A (en) 1981-05-07
JPS5453565A (en) 1979-04-26
DE2834613A1 (de) 1979-03-01
GB2060901B (en) 1982-11-10
CA1130864A (en) 1982-08-31
FR2400187A1 (fr) 1979-03-09

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Legal Events

Date Code Title Description
BV The patent application has lapsed