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FR2752053B1 - SENSOR FOR CAPACITIVE MEASUREMENT OF THE LIQUID LEVEL IN A TANK - Google Patents

SENSOR FOR CAPACITIVE MEASUREMENT OF THE LIQUID LEVEL IN A TANK

Info

Publication number
FR2752053B1
FR2752053B1 FR9609672A FR9609672A FR2752053B1 FR 2752053 B1 FR2752053 B1 FR 2752053B1 FR 9609672 A FR9609672 A FR 9609672A FR 9609672 A FR9609672 A FR 9609672A FR 2752053 B1 FR2752053 B1 FR 2752053B1
Authority
FR
France
Prior art keywords
tank
sensor
liquid level
capacitive measurement
capacitive
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
Application number
FR9609672A
Other languages
French (fr)
Other versions
FR2752053A1 (en
Inventor
Michel Verne
Arsene Gaspar
Frederic Georges Poulin
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.)
COMM COMPOSANTS SOC IND
Original Assignee
COMM COMPOSANTS SOC IND
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 COMM COMPOSANTS SOC IND filed Critical COMM COMPOSANTS SOC IND
Priority to FR9609672A priority Critical patent/FR2752053B1/en
Publication of FR2752053A1 publication Critical patent/FR2752053A1/en
Application granted granted Critical
Publication of FR2752053B1 publication Critical patent/FR2752053B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01F23/26—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 capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—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 capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G01F23/268—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 capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors mounting arrangements of probes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
FR9609672A 1996-07-31 1996-07-31 SENSOR FOR CAPACITIVE MEASUREMENT OF THE LIQUID LEVEL IN A TANK Expired - Fee Related FR2752053B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9609672A FR2752053B1 (en) 1996-07-31 1996-07-31 SENSOR FOR CAPACITIVE MEASUREMENT OF THE LIQUID LEVEL IN A TANK

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9609672A FR2752053B1 (en) 1996-07-31 1996-07-31 SENSOR FOR CAPACITIVE MEASUREMENT OF THE LIQUID LEVEL IN A TANK

Publications (2)

Publication Number Publication Date
FR2752053A1 FR2752053A1 (en) 1998-02-06
FR2752053B1 true FR2752053B1 (en) 1998-10-23

Family

ID=9494693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9609672A Expired - Fee Related FR2752053B1 (en) 1996-07-31 1996-07-31 SENSOR FOR CAPACITIVE MEASUREMENT OF THE LIQUID LEVEL IN A TANK

Country Status (1)

Country Link
FR (1) FR2752053B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5907278A (en) * 1996-12-17 1999-05-25 Kavlico Corporation Capacitive sensor assembly with soot build-up inhibiting coating
DE19850245A1 (en) 1998-10-31 2000-05-18 Daimler Chrysler Ag Capacitive sensor arrangement in a liquid or gaseous medium and method for producing it
DE102004004923B4 (en) * 2004-01-27 2012-12-13 Frank Bayer Device for capacitive level measurement
WO2008062146A1 (en) * 2006-11-23 2008-05-29 Sagentia Limited Position sensor
RU2676797C1 (en) * 2018-03-19 2019-01-11 Евгений Николаевич Коптяев Compensated electrolyte level sensor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR938646A (en) * 1945-02-24 1948-10-20 Liquidometer Corp Capacitor enhancements for remote measuring devices
DE2824144C2 (en) * 1978-06-02 1983-12-08 Vdo Adolf Schindling Ag, 6000 Frankfurt Device for capacitive level measurement of liquids or solids
DE3339325A1 (en) * 1983-10-29 1985-05-09 Vdo Adolf Schindling Ag, 6000 Frankfurt DEVICE FOR ELECTRICALLY MEASURING A LIQUID LEVEL
US4947689A (en) * 1989-01-13 1990-08-14 Hochstein Peter A Capacitive liquid sensor
FR2666651B1 (en) * 1990-09-07 1994-09-30 Jaeger DEVICE FOR MEASURING THE LEVEL AND / OR VOLUME OF FLUID CONTAINED IN A TANK.
JP3471881B2 (en) * 1993-02-01 2003-12-02 リー／マータク・エンジニアリング・インコーポレイテッド Fluctuating fluid level and tilt detection probe device
DE9320446U1 (en) * 1993-08-12 1995-02-16 Knirsch, Martin, Dr., 52499 Baesweiler Capacitive measuring cell for non-contact measurement of volume, density and composition of materials, e.g. Plastics

Also Published As

Publication number Publication date
FR2752053A1 (en) 1998-02-06

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Legal Events

Date Code Title Description
ST Notification of lapse