GB2043259B - Level measurement system - Google Patents

Level measurement system

Info

Publication number
GB2043259B
GB2043259B GB7939883A GB7939883A GB2043259B GB 2043259 B GB2043259 B GB 2043259B GB 7939883 A GB7939883 A GB 7939883A GB 7939883 A GB7939883 A GB 7939883A GB 2043259 B GB2043259 B GB 2043259B
Authority
GB
United Kingdom
Prior art keywords
measurement system
level measurement
level
measurement
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
GB7939883A
Other versions
GB2043259A (en
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.)
Drexelbrook Controls Inc
Original Assignee
Drexelbrook Controls Inc
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 US05/963,300 external-priority patent/US4208909A/en
Priority claimed from US05/967,683 external-priority patent/US4235106A/en
Application filed by Drexelbrook Controls Inc filed Critical Drexelbrook Controls Inc
Publication of GB2043259A publication Critical patent/GB2043259A/en
Application granted granted Critical
Publication of GB2043259B publication Critical patent/GB2043259B/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
    • G01F23/24—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
    • 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)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
GB7939883A 1978-11-24 1979-11-19 Level measurement system Expired GB2043259B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/963,300 US4208909A (en) 1978-11-24 1978-11-24 Admittance sensing probe having multiple sensing elements
US05/967,683 US4235106A (en) 1978-12-08 1978-12-08 System and method for obtaining compensated level measurements

Publications (2)

Publication Number Publication Date
GB2043259A GB2043259A (en) 1980-10-01
GB2043259B true GB2043259B (en) 1983-08-03

Family

ID=27130449

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7939883A Expired GB2043259B (en) 1978-11-24 1979-11-19 Level measurement system

Country Status (1)

Country Link
GB (1) GB2043259B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106768172A (en) * 2015-11-23 2017-05-31 北京航天试验技术研究所 Extremely low relative dielectric constant medium level gauging implementation method

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8412461D0 (en) * 1984-05-16 1984-06-20 Schlumberger Electronics Uk Fluid level measurement system
AT397718B (en) * 1986-09-17 1994-06-27 Avl Verbrennungskraft Messtech LEVEL MEASURING DEVICE FOR ELECTRICALLY NON-CONDUCTING LIQUIDS
DE19605600C1 (en) * 1996-02-15 1997-11-20 Singulus Technologies Gmbh Device for surface coating or for painting substrates
US6857313B2 (en) 2003-03-31 2005-02-22 Rochester Gauges, Inc. Self-calibrating capacitance gauge
US7921873B2 (en) 2004-01-22 2011-04-12 Rochester Gauges, Inc. Service valve assembly having a stop-fill device and a liquid level indicating dial
US7726334B2 (en) 2004-01-22 2010-06-01 Rochester Gauges, Inc. Service valve assembly having a stop-fill device and remote liquid level indicator
US7293578B2 (en) 2004-01-22 2007-11-13 Rochester Gauges, Inc. Gauge assembly having a stop fill device
US7690323B2 (en) 2007-10-31 2010-04-06 Rochester Gauges, Inc. Gauge head assembly with non-magnetic insert

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106768172A (en) * 2015-11-23 2017-05-31 北京航天试验技术研究所 Extremely low relative dielectric constant medium level gauging implementation method

Also Published As

Publication number Publication date
GB2043259A (en) 1980-10-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931119