GB1539908A - Electromagnetic flowmeter usable in less-than full fluid lines - Google Patents

Electromagnetic flowmeter usable in less-than full fluid lines

Info

Publication number
GB1539908A
GB1539908A GB32326/76A GB3232676A GB1539908A GB 1539908 A GB1539908 A GB 1539908A GB 32326/76 A GB32326/76 A GB 32326/76A GB 3232676 A GB3232676 A GB 3232676A GB 1539908 A GB1539908 A GB 1539908A
Authority
GB
United Kingdom
Prior art keywords
usable
less
fluid lines
electromagnetic flowmeter
full fluid
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
Application number
GB32326/76A
Other languages
English (en)
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.)
Fischer and Porter Co
Original Assignee
Fischer and Porter 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 Fischer and Porter Co filed Critical Fischer and Porter Co
Publication of GB1539908A publication Critical patent/GB1539908A/en
Expired 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
    • G01F1/002—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow wherein the flow is in an open channel
    • 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)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
GB32326/76A 1975-10-14 1976-08-03 Electromagnetic flowmeter usable in less-than full fluid lines Expired GB1539908A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/622,063 US3991612A (en) 1975-10-14 1975-10-14 Electromagnetic flowmeter usable in less-than full fluid lines

Publications (1)

Publication Number Publication Date
GB1539908A true GB1539908A (en) 1979-02-07

Family

ID=24492796

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32326/76A Expired GB1539908A (en) 1975-10-14 1976-08-03 Electromagnetic flowmeter usable in less-than full fluid lines

Country Status (5)

Country Link
US (1) US3991612A (enExample)
JP (1) JPS5248356A (enExample)
DE (1) DE2637307A1 (enExample)
FR (1) FR2328182A1 (enExample)
GB (1) GB1539908A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4434666A (en) 1979-04-05 1984-03-06 National Research Development Corporation Electromagnetic flowmeters and methods for measuring flow

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5625155A (en) * 1901-09-03 1997-04-29 Aichi Tokei Denki Co., Ltd. Electromagnetic flowmeter
JPS5825965B2 (ja) * 1975-11-28 1983-05-31 横河電機株式会社 デンジリユウリヨウケイ
JPS52134764A (en) * 1976-05-06 1977-11-11 Fuji Electric Co Ltd Electromagnetic flow meter
JPS5434863A (en) * 1977-08-24 1979-03-14 Hokushin Electric Works Excitation method of electromagnetic flowmeter
US4122714A (en) * 1977-10-27 1978-10-31 Hokushin Electric Works, Ltd. Magnetic current meter for open channel flow measurement
DE3011510A1 (de) * 1980-03-25 1981-10-15 Fischer & Porter GmbH, 3400 Göttingen Induktive durchflussmesseinrichtung
DE3728342A1 (de) * 1987-08-25 1989-03-09 Fischer & Porter Gmbh Verfahren zur erzeugung eines signals, das der stromstaerke eines fliessenden, elektrisch leitenden mediums entspricht, und schaltungsanordnungen zur durchfuehrung der verfahren
DE59008599D1 (de) * 1990-04-09 1995-04-06 Fischer & Porter Gmbh Schaltungsanordnung zur Messung des Stroms einer elektrische Ladungen enthaltenden Flüssigkeit.
DE69232633T2 (de) * 1991-09-03 2002-09-19 Aichi Tokei Denki Co. Ltd., Nagoya Magnetisch-induktiver Durchflussmesser für Freispiegelflüssigkeitsleitung
US5524493A (en) * 1991-09-03 1996-06-11 Aichi Tokei Denki Co., Ltd. Electromagnetic flowmeter
EP0555493B1 (en) * 1991-09-03 1997-12-03 Aichi Tokei Denki Co., Ltd. Electromagnetic flow meter for water in not-full state
DE69221595T2 (de) * 1991-12-18 1997-12-11 Aichi Tokei Denki Kk Elektromagnetischer Durchflussmesser
US5263374A (en) * 1992-01-24 1993-11-23 Marsh-Mcbirney, Inc. Flowmeter with concentrically arranged electromagnetic field
JPH05248902A (ja) * 1992-03-04 1993-09-28 Aichi Tokei Denki Co Ltd 電磁流量計
US5844143A (en) * 1992-04-17 1998-12-01 Kabushiki Kaisha Toshiba Electromagnetic flowmeter
JP3031096B2 (ja) * 1993-01-29 2000-04-10 横河電機株式会社 容量式電磁流量計
GB2289514A (en) * 1994-05-13 1995-11-22 Peek Measurement Ltd A liner for determining characteristics of fluid within a conduit
US5895864A (en) * 1995-12-28 1999-04-20 The Foxboro Company Magnetic flowmeter with empty tube detection
US6014902A (en) * 1995-12-28 2000-01-18 The Foxboro Company Magnetic flowmeter with diagnostics
DE19655107C2 (de) * 1996-04-17 2002-11-14 Krohne Messtechnik Kg Magnetisch-induktives Durchflußmeßgerät
CN100375891C (zh) * 2006-07-21 2008-03-19 上海大学 用于测量非满管流量的测量方法
DE102013006305B4 (de) * 2013-03-19 2015-02-19 Krohne Ag Signalanalysator, insbesondere für kernmagnetische Durchflussmessgeräte
DE102014004122B3 (de) * 2014-03-24 2015-08-06 Krohne Messtechnik Gmbh Magnetisch-Induktives Durchflussmessgerät und Verfahren zum Betreiben eines magnetisch-induktiven Durchflussmessgeräts

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3329018A (en) * 1964-06-10 1967-07-04 Nyegaard & Co As Device for electro-magnetic flow measurement
DE1291523C2 (de) * 1964-12-24 1973-05-03 Eckardt Ag J Induktiver Durchflussmesser fuer Fluessigkeiten in offenen Kanaelen oder Gerinnen, insbesondere in Abwasserkanaelen
US3329020A (en) * 1966-07-25 1967-07-04 Vincent J Cushing Screened electromagnetic flowmeter
DE1548949C3 (de) * 1966-12-01 1974-08-22 J. C. Eckardt Ag, 7000 Stuttgart Vorrichtung zur Durchflußmessung in offenen Kanälen, Gerinnen oder Abwasserrohren
FR1602922A (enExample) * 1968-12-30 1971-02-22
FR2068824B1 (enExample) * 1969-12-18 1974-09-20 Eckardt Ag J
DE2063792C3 (de) * 1970-12-24 1978-06-08 Eckardt Ag, 7000 Stuttgart Magnetische Abflußmeßeinrichtung
DE2133747A1 (de) * 1971-07-07 1973-01-25 Fett Karl Induktiver durchflussmesser zur bestimmung des durchflusses elektrisch isolierender fluessigkeiten
US3783687A (en) * 1972-05-26 1974-01-08 Fischer & Porter Co Electromagnetic flowmeter with square-wave excitation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4434666A (en) 1979-04-05 1984-03-06 National Research Development Corporation Electromagnetic flowmeters and methods for measuring flow

Also Published As

Publication number Publication date
FR2328182B1 (enExample) 1983-04-01
FR2328182A1 (fr) 1977-05-13
US3991612A (en) 1976-11-16
DE2637307A1 (de) 1977-04-28
JPS5248356A (en) 1977-04-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee