DE2837113A1 - Anordnung zur erregung eines elektromagneten eines magnetischen stroemungsmessers - Google Patents

Anordnung zur erregung eines elektromagneten eines magnetischen stroemungsmessers

Info

Publication number
DE2837113A1
DE2837113A1 DE19782837113 DE2837113A DE2837113A1 DE 2837113 A1 DE2837113 A1 DE 2837113A1 DE 19782837113 DE19782837113 DE 19782837113 DE 2837113 A DE2837113 A DE 2837113A DE 2837113 A1 DE2837113 A1 DE 2837113A1
Authority
DE
Germany
Prior art keywords
signal
frequency
electromagnet
flow velocity
electrodes
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.)
Granted
Application number
DE19782837113
Other languages
German (de)
English (en)
Other versions
DE2837113C2 (https=
Inventor
Spaeter Genannt Werden Wird
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.)
Yokogawa Electric Corp
Original Assignee
Hokushin Electric Works 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
Application filed by Hokushin Electric Works Ltd filed Critical Hokushin Electric Works Ltd
Publication of DE2837113A1 publication Critical patent/DE2837113A1/de
Application granted granted Critical
Publication of DE2837113C2 publication Critical patent/DE2837113C2/de
Granted legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
DE19782837113 1977-08-24 1978-08-24 Anordnung zur erregung eines elektromagneten eines magnetischen stroemungsmessers Granted DE2837113A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10062377A JPS5434863A (en) 1977-08-24 1977-08-24 Excitation method of electromagnetic flowmeter

Publications (2)

Publication Number Publication Date
DE2837113A1 true DE2837113A1 (de) 1979-03-15
DE2837113C2 DE2837113C2 (https=) 1988-09-29

Family

ID=14278954

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782837113 Granted DE2837113A1 (de) 1977-08-24 1978-08-24 Anordnung zur erregung eines elektromagneten eines magnetischen stroemungsmessers

Country Status (3)

Country Link
US (1) US4193298A (https=)
JP (1) JPS5434863A (https=)
DE (1) DE2837113A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3537189A1 (de) * 1984-10-25 1986-04-30 Yokogawa Hokushin Electric Corp., Musashino, Tokio/Tokyo Elektromagnetischer stroemungsmesser-wandler
DE3442272A1 (de) * 1984-11-20 1986-05-22 Turbo-Werk Messtechnik GmbH, 5000 Köln Induktiver durchflussmesser

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303980A (en) * 1979-12-03 1981-12-01 Fischer & Porter Company Electromagnetic flowmeter system having automatically adjusted response characteristics
JPS5865681U (ja) * 1981-10-29 1983-05-04 松原　出 レコ−ドジヤケツト
JPS5963520A (ja) * 1982-10-04 1984-04-11 Oval Eng Co Ltd 超音波式渦流量計
DE3314954A1 (de) * 1983-04-25 1984-10-25 Fischer & Porter GmbH, 3400 Göttingen Schaltungsanordnung zur unterdrueckung von gleichtaktspannungen und elektroden-stoergleichspannungen bei der auswertung von messwertspannungen, die von messelektroden eines induktiven durchflussmessgeraetes abgegeben werden
JPS604811A (ja) * 1983-06-23 1985-01-11 Yokogawa Hokushin Electric Corp 電磁流量計
US5307688A (en) * 1990-12-24 1994-05-03 The United States Of America As Represented By The Secretary Of The Navy Method and flowmeter for unsteady fluid flow study
US5639970A (en) * 1995-07-17 1997-06-17 Rosemount Inc. Current selection circuitry for magnetic flowmeter
US11204267B2 (en) 2019-09-05 2021-12-21 Micro Motion, Inc. Continuously adaptive digital coil driver for magnetic flowmeter
US11181404B2 (en) 2019-09-05 2021-11-23 Micro Motion, Inc. Magnetic flowmeter with a current sampling circuit sampling coil current pulses at a sampling frequency
US11204268B2 (en) 2019-09-05 2021-12-21 Micro Motion, Inc. Magnetic flowmeter having a programmable bi-directional current generator
US11333537B2 (en) 2019-09-05 2022-05-17 Micro Motion, Inc. Load leveling boost supply for magnetic flowmeter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2019613A1 (de) * 1970-04-23 1971-11-11 Eckardt Ag J Kompensationsschaltung fuer netzgespeiste Messwertgeber
DE2637307A1 (de) * 1975-10-14 1977-04-28 Fischer & Porter Co Elektromagnetischer durchflussmesser

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU462085A1 (ru) * 1973-05-15 1975-02-28 Таллинский Политехнический Институт Электромагнитный расходомер
JPS5266452A (en) * 1975-11-29 1977-06-01 Hokushin Electric Works Signal converter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2019613A1 (de) * 1970-04-23 1971-11-11 Eckardt Ag J Kompensationsschaltung fuer netzgespeiste Messwertgeber
DE2637307A1 (de) * 1975-10-14 1977-04-28 Fischer & Porter Co Elektromagnetischer durchflussmesser

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DE-B.: Dr. G. Schommartz: "Induktive Strömungs- messung", VEB Verlag Technik Berlin, 1974, S. 134-141 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3537189A1 (de) * 1984-10-25 1986-04-30 Yokogawa Hokushin Electric Corp., Musashino, Tokio/Tokyo Elektromagnetischer stroemungsmesser-wandler
DE3442272A1 (de) * 1984-11-20 1986-05-22 Turbo-Werk Messtechnik GmbH, 5000 Köln Induktiver durchflussmesser

Also Published As

Publication number Publication date
JPS5756008B2 (https=) 1982-11-27
DE2837113C2 (https=) 1988-09-29
US4193298A (en) 1980-03-18
JPS5434863A (en) 1979-03-14

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8339 Ceased/non-payment of the annual fee