FR2548361B1 - SYSTEM FOR MEASURING THE LEVEL OF A FLUID CONTAINED IN A TANK - Google Patents

SYSTEM FOR MEASURING THE LEVEL OF A FLUID CONTAINED IN A TANK

Info

Publication number
FR2548361B1
FR2548361B1 FR8310969A FR8310969A FR2548361B1 FR 2548361 B1 FR2548361 B1 FR 2548361B1 FR 8310969 A FR8310969 A FR 8310969A FR 8310969 A FR8310969 A FR 8310969A FR 2548361 B1 FR2548361 B1 FR 2548361B1
Authority
FR
France
Prior art keywords
tank
measuring
level
fluid contained
fluid
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
FR8310969A
Other languages
French (fr)
Other versions
FR2548361A1 (en
Inventor
Roland Lagache
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.)
Lafon SA
Original Assignee
Lafon SA
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 Lafon SA filed Critical Lafon SA
Priority to FR8310969A priority Critical patent/FR2548361B1/en
Publication of FR2548361A1 publication Critical patent/FR2548361A1/en
Application granted granted Critical
Publication of FR2548361B1 publication Critical patent/FR2548361B1/en
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
    • G01F23/26—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
    • G01F23/266—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 measuring circuits therefor
    • 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

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)
FR8310969A 1983-07-01 1983-07-01 SYSTEM FOR MEASURING THE LEVEL OF A FLUID CONTAINED IN A TANK Expired FR2548361B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8310969A FR2548361B1 (en) 1983-07-01 1983-07-01 SYSTEM FOR MEASURING THE LEVEL OF A FLUID CONTAINED IN A TANK

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8310969A FR2548361B1 (en) 1983-07-01 1983-07-01 SYSTEM FOR MEASURING THE LEVEL OF A FLUID CONTAINED IN A TANK

Publications (2)

Publication Number Publication Date
FR2548361A1 FR2548361A1 (en) 1985-01-04
FR2548361B1 true FR2548361B1 (en) 1986-09-19

Family

ID=9290404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8310969A Expired FR2548361B1 (en) 1983-07-01 1983-07-01 SYSTEM FOR MEASURING THE LEVEL OF A FLUID CONTAINED IN A TANK

Country Status (1)

Country Link
FR (1) FR2548361B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102829841A (en) * 2012-07-30 2012-12-19 新会康宇测控仪器仪表工程有限公司 Capacitance liquid level transmitter

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5943908A (en) * 1997-09-08 1999-08-31 Teleflex Incorporated Probe for sensing fluid level
DE102007037364A1 (en) * 2007-08-08 2009-02-12 Robert Bosch Gmbh liquid sensor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB693600A (en) * 1950-06-08 1953-07-01 Liquidometer Corp Improvements in or relating to apparatus for measuring the magnitude of a condition e
US2700901A (en) * 1952-05-02 1955-02-01 Edward J Rickner Liquid level measuring apparatus
DE2945965A1 (en) * 1979-11-14 1981-05-27 Vdo Adolf Schindling Ag, 6000 Frankfurt DEVICE FOR CAPACITIVE LEVEL MEASUREMENT
DE3133239A1 (en) * 1981-08-22 1983-03-10 Vdo Adolf Schindling Ag, 6000 Frankfurt Device for the capacitive measurement of level

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102829841A (en) * 2012-07-30 2012-12-19 新会康宇测控仪器仪表工程有限公司 Capacitance liquid level transmitter
CN102829841B (en) * 2012-07-30 2014-07-30 新会康宇测控仪器仪表工程有限公司 Capacitance liquid level transmitter

Also Published As

Publication number Publication date
FR2548361A1 (en) 1985-01-04

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Legal Events

Date Code Title Description
ST Notification of lapse