DE69422222D1 - Magnetisch-induktiver Durchflussmesser und dazu gehöriges Messprinzip - Google Patents

Magnetisch-induktiver Durchflussmesser und dazu gehöriges Messprinzip

Info

Publication number
DE69422222D1
DE69422222D1 DE69422222T DE69422222T DE69422222D1 DE 69422222 D1 DE69422222 D1 DE 69422222D1 DE 69422222 T DE69422222 T DE 69422222T DE 69422222 T DE69422222 T DE 69422222T DE 69422222 D1 DE69422222 D1 DE 69422222D1
Authority
DE
Germany
Prior art keywords
magnetic
flow meter
measuring principle
inductive flow
associated measuring
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
DE69422222T
Other languages
English (en)
Other versions
DE69422222T2 (de
Inventor
Toyofumi Tomita
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69422222D1 publication Critical patent/DE69422222D1/de
Publication of DE69422222T2 publication Critical patent/DE69422222T2/de
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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
DE69422222T 1993-06-21 1994-06-17 Magnetisch-induktiver Durchflussmesser und dazu gehöriges Messprinzip Expired - Lifetime DE69422222T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP05148976A JP3117327B2 (ja) 1993-06-21 1993-06-21 電磁流量計

Publications (2)

Publication Number Publication Date
DE69422222D1 true DE69422222D1 (de) 2000-01-27
DE69422222T2 DE69422222T2 (de) 2000-07-13

Family

ID=15464897

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422222T Expired - Lifetime DE69422222T2 (de) 1993-06-21 1994-06-17 Magnetisch-induktiver Durchflussmesser und dazu gehöriges Messprinzip

Country Status (6)

Country Link
US (1) US5443552A (de)
EP (1) EP0629843B1 (de)
JP (1) JP3117327B2 (de)
KR (1) KR100186887B1 (de)
CN (1) CN1058564C (de)
DE (1) DE69422222T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI98661C (fi) * 1995-09-08 1997-07-25 Oras Oy Menetelmä ja järjestely nesteen, erityisesti veden virtausnopeuden mittaamiseksi
EP0770855B2 (de) * 1995-10-20 2004-07-07 Endress + Hauser (Deutschland) Holding GmbH Magnetisch-induktiver Durchflussmesser zur Messung von nicht-newtonschen Flüssigkeiten
DE19621132A1 (de) * 1996-05-24 1997-11-27 Bailey Fischer & Porter Gmbh Verfahren und Vorrichtung zur magnetisch-induktiven Durchflußmessung
EP1672330A3 (de) * 1996-05-24 2007-06-06 Bailey-Fischer & Porter GmbH Verfahren und Vorrichtung zur magnetisch-induktiven Durchflussmessung
KR100452856B1 (ko) * 1998-08-18 2005-02-07 주식회사 엘지화학 내충격성,백색도및체류광택이우수한열가소성수지라텍스제조방법
KR100359235B1 (ko) * 2000-04-24 2002-10-31 학교법인 포항공과대학교 전자기 유량계
EP1202031A1 (de) * 2000-10-24 2002-05-02 Endress + Hauser Flowtec AG Verfahren und Vorrichtung zur Prozessüberwachung bei einem magnetisch-induktiven Sensor
JP2003315121A (ja) * 2002-04-18 2003-11-06 Yamatake Corp 電磁流量計
US6845330B2 (en) * 2002-04-18 2005-01-18 Yamatake Corporation Electromagnetic flowmeter
DE102004031636B4 (de) * 2004-06-30 2009-03-19 Abb Ag Verfahren und Einrichtung zum Betrieb einer induktiven Durchflussmesseinrichtung
US20070060039A1 (en) * 2005-09-13 2007-03-15 Cook Matthew D Arrangement and method to sense flow using mechanical stress microsensors
JP4754932B2 (ja) * 2005-10-17 2011-08-24 株式会社山武 電磁流量計
DE102006026772A1 (de) * 2006-06-07 2007-12-13 Endress + Hauser Flowtec Ag Verfahren und Vorrichtung zur Bestimmung des Volumen- oder Messestroms
JP2009121867A (ja) * 2007-11-13 2009-06-04 Yamatake Corp 電磁流量計
JP2011232136A (ja) 2010-04-27 2011-11-17 Yamatake Corp 電磁流量計
US9182258B2 (en) * 2011-06-28 2015-11-10 Rosemount Inc. Variable frequency magnetic flowmeter
CN105444822A (zh) * 2014-08-29 2016-03-30 桓达科技股份有限公司 具有调幅式管路液体导电度测量功能的电磁式流量计
CN105371906B (zh) * 2014-08-29 2020-10-13 桓达科技股份有限公司 具有变频式液体导电度测量功能的电磁式流量计
CN105571662B (zh) * 2015-12-31 2019-02-26 深圳万讯自控股份有限公司 一种电磁流量计信号处理方法及装置
CN105891738B (zh) * 2016-05-30 2018-09-21 南京国电南自电网自动化有限公司 用于过激磁保护的频率折算测量电路及过激磁保护方法
DE102016124977B4 (de) * 2016-12-20 2021-12-16 Endress+Hauser Flowtec Ag Verfahren zum Betreiben eines magnetisch-induktiven Durchflussmessgeräts und ein solches Durchflussmessgerät
EP3940345B1 (de) * 2019-03-14 2024-02-14 Omron Corporation Durchsatzmessvorrichtung
US11060893B2 (en) * 2019-09-13 2021-07-13 Micro Motion Inc. Magnetic flowmeter with flow independent autozero estimation
USD1014305S1 (en) * 2021-06-18 2024-02-13 Abb Schweiz Ag Transmitter for electromagnetic flowmeter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783687A (en) * 1972-05-26 1974-01-08 Fischer & Porter Co Electromagnetic flowmeter with square-wave excitation
JPS5034853A (de) * 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
JPS5686312A (en) * 1979-12-17 1981-07-14 Yokogawa Hokushin Electric Corp Transmitter for electromagnetic flow rate meter
JPS6166123A (ja) * 1984-09-07 1986-04-04 Toshiba Corp 電磁流量計変換器
FR2589571B1 (fr) * 1985-10-31 1990-02-09 Sereg Soc Debitmetre electromagnetique a champ magnetique pulse
JP2514960B2 (ja) * 1987-04-13 1996-07-10 愛知時計電機株式会社 電磁流量計
JP2656306B2 (ja) * 1988-07-05 1997-09-24 株式会社東芝 電話機

Also Published As

Publication number Publication date
CN1097868A (zh) 1995-01-25
KR100186887B1 (ko) 1999-05-15
EP0629843A1 (de) 1994-12-21
US5443552A (en) 1995-08-22
KR950001284A (ko) 1995-01-03
DE69422222T2 (de) 2000-07-13
JPH0712607A (ja) 1995-01-17
JP3117327B2 (ja) 2000-12-11
EP0629843B1 (de) 1999-12-22
CN1058564C (zh) 2000-11-15

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