CA1025973A - Methode de mesure du niveau d'un liquide d'apres le principe de la conductivite - Google Patents

Methode de mesure du niveau d'un liquide d'apres le principe de la conductivite

Info

Publication number
CA1025973A
CA1025973A CA167,174A CA167174A CA1025973A CA 1025973 A CA1025973 A CA 1025973A CA 167174 A CA167174 A CA 167174A CA 1025973 A CA1025973 A CA 1025973A
Authority
CA
Canada
Prior art keywords
conductivity
principle
measuring
liquid
level
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
CA167,174A
Other languages
English (en)
Other versions
CA167174S (en
Inventor
Heinrich Hansemann
Heino Zimmermann
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.)
Gustav F Gerdts KG
Original Assignee
Gustav F Gerdts KG
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
Priority claimed from DE19722215950 external-priority patent/DE2215950C/de
Application filed by Gustav F Gerdts KG filed Critical Gustav F Gerdts KG
Application granted granted Critical
Publication of CA1025973A publication Critical patent/CA1025973A/fr
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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
CA167,174A 1972-04-01 1973-03-27 Methode de mesure du niveau d'un liquide d'apres le principe de la conductivite Expired CA1025973A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722215950 DE2215950C (de) 1972-04-01 Verfahren zum Messen eines Flüssigkeitsstandes nach dem Leitfähigkeitsprinzip

Publications (1)

Publication Number Publication Date
CA1025973A true CA1025973A (fr) 1978-02-07

Family

ID=5840817

Family Applications (1)

Application Number Title Priority Date Filing Date
CA167,174A Expired CA1025973A (fr) 1972-04-01 1973-03-27 Methode de mesure du niveau d'un liquide d'apres le principe de la conductivite

Country Status (13)

Country Link
US (1) US3855861A (fr)
JP (1) JPS4917269A (fr)
BR (1) BR7302284D0 (fr)
CA (1) CA1025973A (fr)
CH (1) CH548590A (fr)
DD (1) DD102810A1 (fr)
DK (1) DK134368C (fr)
ES (1) ES413232A1 (fr)
FR (1) FR2178928B1 (fr)
GB (1) GB1388257A (fr)
IT (1) IT980448B (fr)
SE (1) SE380092B (fr)
SU (1) SU520943A3 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4243116A (en) * 1979-07-23 1981-01-06 Texaco Inc. Fail-safe mechanism for generating a pulse indicating the precise moment of firing of an air gun
EP0107454B2 (fr) * 1982-10-21 1993-06-09 Vickers Plc Traitement des dispositifs photosensibles
FR2550336B1 (fr) * 1983-08-05 1985-11-29 Burdykin Valery Procede de controle du niveau d'un bain de metal pendant un processus utilisant un laitier electroconducteur, tel que, par exemple, un processus de soudage ou de rechargement
GB2160656A (en) * 1984-06-22 1985-12-24 Seasim Controls Ltd Monitoring fluctuating physical variables
US4765187A (en) * 1986-07-30 1988-08-23 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Liquid thickness gauge
US4897597A (en) * 1988-12-08 1990-01-30 Surface Systems, Inc. Apparatus and methods for detecting wet and icy conditions
GB2288238B (en) * 1994-04-07 1998-07-08 Chromalock Ltd Monitoring device for liquid levels
US6695469B2 (en) * 2001-11-19 2004-02-24 Energy Absorption Systems, Inc. Roadway freezing point monitoring system and method
DE102014003588A1 (de) * 2014-03-11 2015-09-17 Hans-Jörg Wildanger Vorrichtung zur kontinuierlichen elektrischen Füllstandsmessung leitfähiger Flüssigkeiten

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE842554C (de) * 1951-04-18 1952-06-30 Elektrophysik Bonn Dr Stephan Standhoehenmessgeraet
US3285068A (en) * 1964-04-17 1966-11-15 Liquidometer Corp Electrical fluid level gauge
US3678749A (en) * 1970-02-25 1972-07-25 Patrick D Harper Floatless fluid level gauge

Also Published As

Publication number Publication date
ES413232A1 (es) 1976-01-01
FR2178928A1 (fr) 1973-11-16
IT980448B (it) 1974-09-30
JPS4917269A (fr) 1974-02-15
DE2215950A1 (fr) 1973-02-08
FR2178928B1 (fr) 1976-04-09
US3855861A (en) 1974-12-24
BR7302284D0 (pt) 1974-07-11
DK134368B (da) 1976-10-25
SE380092B (fr) 1975-10-27
DD102810A1 (fr) 1973-12-20
DE2215950B1 (de) 1973-02-08
SU520943A3 (ru) 1976-07-05
CH548590A (de) 1974-04-30
DK134368C (da) 1977-04-04
GB1388257A (en) 1975-03-26

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