JP4921705B2 - 磁気誘導式流量測定機器の動作のための方法 - Google Patents

磁気誘導式流量測定機器の動作のための方法 Download PDF

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Publication number
JP4921705B2
JP4921705B2 JP2004333999A JP2004333999A JP4921705B2 JP 4921705 B2 JP4921705 B2 JP 4921705B2 JP 2004333999 A JP2004333999 A JP 2004333999A JP 2004333999 A JP2004333999 A JP 2004333999A JP 4921705 B2 JP4921705 B2 JP 4921705B2
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JP
Japan
Prior art keywords
electrode
measuring
resistance value
electrodes
current
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
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JP2004333999A
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English (en)
Japanese (ja)
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JP2005156555A5 (enExample
JP2005156555A (ja
Inventor
ブロックハウス ヘルムート
フローリン ヴィルヘルム
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Krohne Messtechnik GmbH and Co KG
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Krohne Messtechnik GmbH and Co KG
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Publication of JP2005156555A5 publication Critical patent/JP2005156555A5/ja
Application granted granted Critical
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/241—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid for discrete levels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/32—Presses specially adapted for particular purposes for consolidating scrap metal or for compacting used cars
    • B30B9/326—Presses specially adapted for particular purposes for consolidating scrap metal or for compacting used cars provided with shearing means for the scrap metal, or adapted to co-operate with a shearing machine
    • 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

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Measuring Volume Flow (AREA)
  • Magnetically Actuated Valves (AREA)
  • Measuring Magnetic Variables (AREA)
JP2004333999A 2003-11-27 2004-11-18 磁気誘導式流量測定機器の動作のための方法 Expired - Fee Related JP4921705B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10356007.6 2003-11-27
DE10356007A DE10356007B3 (de) 2003-11-27 2003-11-27 Verfahren zum Betreiben eines magnetisch-induktiven Durchflußmeßgeräts

Publications (3)

Publication Number Publication Date
JP2005156555A JP2005156555A (ja) 2005-06-16
JP2005156555A5 JP2005156555A5 (enExample) 2005-08-04
JP4921705B2 true JP4921705B2 (ja) 2012-04-25

Family

ID=34442373

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004333999A Expired - Fee Related JP4921705B2 (ja) 2003-11-27 2004-11-18 磁気誘導式流量測定機器の動作のための方法

Country Status (6)

Country Link
US (1) US7117750B2 (enExample)
EP (1) EP1536211B1 (enExample)
JP (1) JP4921705B2 (enExample)
AT (1) ATE536532T1 (enExample)
DE (1) DE10356007B3 (enExample)
DK (1) DK1536211T3 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0425186D0 (en) * 2004-11-15 2004-12-15 Univ Cambridge Tech In-situ calibration verification device and method for electromagnetic flowmeters
DE102005018179A1 (de) * 2005-04-19 2006-10-26 Krohne Messtechnik Gmbh & Co. Kg Verfahren zum Betrieb eines Meßgeräts
US7827870B2 (en) * 2005-04-26 2010-11-09 Severn Trent Metering Services Limited Meter
DE102005039223A1 (de) 2005-08-17 2007-02-22 Endress + Hauser Flowtec Ag Magnetisch-induktive Durchflussmessgerät
CN101517377B (zh) † 2006-09-29 2012-05-09 罗斯蒙德公司 带有校验的磁流量计
DE102007014469A1 (de) 2007-03-22 2008-09-25 Endress + Hauser Flowtec Ag Verfahren zur vorausschauenden Wartung und/oder Verfahren zur Bestimmung der elektrischen Leitfähigkeit bei einem magnetischinduktiven Durchflussmessgerät
DE102008005258A1 (de) * 2008-01-18 2009-07-30 Abb Ag Verfahren zum Betrieb einer Durchflussmesseinrichtung, sowie eine Durchflussmesseinrichtung selbst
DE102008057964A1 (de) * 2008-11-19 2010-05-27 Abb Technology Ag Verfahren zum Betrieb einer Durchflussmesseinrichtung
DE102009002539A1 (de) 2009-04-21 2010-10-28 Endress + Hauser Flowtec Ag Magnetisch-induktive Durchflussmesseinrichtung und Verfahren zum Betreiben derselben
JP2012008108A (ja) * 2010-06-28 2012-01-12 Toshiba Corp 電磁流量計
US8434371B2 (en) 2010-10-14 2013-05-07 Brickhouse Innovations, Llc Electromagnetic fluid velocity sensor with adjustable electrodes
DE102012016404B4 (de) 2012-08-21 2021-08-05 Krohne Ag Magnetisch-induktives Durchflussmessgerät mit einer Mehrzahl von Funktionseinheiten
DE102013019182A1 (de) * 2013-10-17 2015-05-07 Krohne Ag Messrohr für magnetisch-induktive Durchflussmesssysteme
US9285256B1 (en) * 2014-10-27 2016-03-15 Finetek Co., Ltd. Electromagnetic flowmeter with variable-frequency conductivity-sensing function for a liquid in a tube
DE102015122546A1 (de) * 2015-12-22 2017-06-22 Endress+Hauser Flowtec Ag Verfahren zum Betrieb eines magnetisch-induktiven Durchflussmessgeräts und magnetisch-induktives Durchflussmessgerät
US11365995B2 (en) * 2018-09-28 2022-06-21 Georg Fischer Signet Llc Magnetic flowmeter including auxiliary electrodes upstream and downstream of the pair of measuring electrodes and an adjustable brace
DE102018126679B4 (de) * 2018-10-25 2023-08-10 Endress + Hauser Flowtec Ag Magnetisch-induktives Durchflussmessgerät und ein Verfahren zum Betreiben eines magnetisch-induktiven Durchflussmessgerätes
DE102019107904B3 (de) * 2019-03-27 2020-08-13 Krohne Messtechnik Gmbh Magnetisch-induktives Durchflussmessgerät mit Leitfähigkeitsmesseinrichtung und Verfahren zum Betreiben eines magnetisch-induktiven Durchflussmessgerätes mit Leitfähigkeitsmesseinrichtung
EP3754305A1 (en) 2019-06-17 2020-12-23 Apator Metrix Spolka Akcyjna Flow meter
DE102021114584A1 (de) 2021-06-07 2022-12-08 Endress+Hauser Group Services Ag Verfahren zum Überwachen eines innerhalb eines Rohrleitungssystems vorherrschenden Zustands hinsichtlich einer Beeinträchtigung durch Ablagerung, Abrieb oder Korrosion
CN114777886B (zh) * 2022-05-11 2025-03-18 重庆大学 一种电磁流量计中电极污物检测方法及系统
DE102022134109A1 (de) * 2022-12-20 2024-06-20 Endress+Hauser Flowtec Ag Magnetisch-induktives Durchflussmessgerät

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59174718A (ja) 1983-03-24 1984-10-03 Yokogawa Hokushin Electric Corp 電磁流量計
JPS6046418A (ja) * 1983-08-24 1985-03-13 Yamatake Honeywell Co Ltd 電磁流量計
JP2568620B2 (ja) 1988-03-29 1997-01-08 愛知時計電機株式会社 電磁流量計
US5426984A (en) 1993-09-02 1995-06-27 Rosemount Inc. Magnetic flowmeter with empty pipe detector
JP3018310B2 (ja) * 1994-07-21 2000-03-13 株式会社山武 電磁流量計
JP3263296B2 (ja) * 1995-10-26 2002-03-04 株式会社東芝 電磁流量計
DE19637716C1 (de) * 1996-09-16 1998-04-02 Bailey Fischer & Porter Gmbh Magnetisch-induktives Durchflußmeßverfahren und Vorrichtung zur Messung des Durchflusses eines ein Meßrohr durchfließenden Meßmediums
GB2333161B (en) * 1997-12-24 2002-06-12 Abb Kent Taylor Ltd Electrode integrity checking
DE10118002B4 (de) * 2001-04-10 2004-12-30 Krohne Meßtechnik GmbH & Co KG Magnetisch-induktives Durchflußmeßverfahren und magnetisch-induktives Durchflußmeßgerät
JP3915459B2 (ja) 2001-09-20 2007-05-16 横河電機株式会社 電磁流量計

Also Published As

Publication number Publication date
EP1536211B1 (de) 2011-12-07
DE10356007B3 (de) 2005-07-07
US7117750B2 (en) 2006-10-10
US20050115334A1 (en) 2005-06-02
EP1536211A1 (de) 2005-06-01
JP2005156555A (ja) 2005-06-16
ATE536532T1 (de) 2011-12-15
DK1536211T3 (da) 2012-03-05

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