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GB2354585B - Apparatus for sensing the level of a conductive fluid - Google Patents

Apparatus for sensing the level of a conductive fluid

Info

Publication number
GB2354585B
GB2354585B GB9922866A GB9922866A GB2354585B GB 2354585 B GB2354585 B GB 2354585B GB 9922866 A GB9922866 A GB 9922866A GB 9922866 A GB9922866 A GB 9922866A GB 2354585 B GB2354585 B GB 2354585B
Authority
GB
United Kingdom
Prior art keywords
sensing
level
conductive fluid
conductive
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 - Fee Related
Application number
GB9922866A
Other versions
GB9922866D0 (en
GB2354585A (en
Inventor
Stephen Francis Gallagher
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.)
CHARIS TECHNOLOGY Ltd
Original Assignee
CHARIS TECHNOLOGY 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 CHARIS TECHNOLOGY Ltd filed Critical CHARIS TECHNOLOGY Ltd
Priority to GB9922866A priority Critical patent/GB2354585B/en
Publication of GB9922866D0 publication Critical patent/GB9922866D0/en
Publication of GB2354585A publication Critical patent/GB2354585A/en
Application granted granted Critical
Publication of GB2354585B publication Critical patent/GB2354585B/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
    • G01F23/24—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
    • G01F23/241—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 for discrete levels
    • G01F23/243—Schematic arrangements of probes combined with measuring circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB9922866A 1999-09-27 1999-09-27 Apparatus for sensing the level of a conductive fluid Expired - Fee Related GB2354585B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9922866A GB2354585B (en) 1999-09-27 1999-09-27 Apparatus for sensing the level of a conductive fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9922866A GB2354585B (en) 1999-09-27 1999-09-27 Apparatus for sensing the level of a conductive fluid

Publications (3)

Publication Number Publication Date
GB9922866D0 GB9922866D0 (en) 1999-12-01
GB2354585A GB2354585A (en) 2001-03-28
GB2354585B true GB2354585B (en) 2004-06-23

Family

ID=10861700

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9922866A Expired - Fee Related GB2354585B (en) 1999-09-27 1999-09-27 Apparatus for sensing the level of a conductive fluid

Country Status (1)

Country Link
GB (1) GB2354585B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6761067B1 (en) 2002-06-13 2004-07-13 Environment One Corporation Scanning capacitive array sensor and method
CN1320338C (en) * 2004-06-04 2007-06-06 刘瑞 Three end type water level electrode
SE544173C2 (en) * 2019-11-12 2022-02-15 Rosen Erik Float-free relative and absolute water level gauge probe for drilled wells
CN114876761A (en) * 2021-06-04 2022-08-09 杨筑婷 Automatic drainage device of intelligent air compressor pressure tank

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4350040A (en) * 1980-06-26 1982-09-21 The United States Of America As Represented By The United States Department Of Energy Capacitance-level/density monitor for fluidized-bed combustor
WO1993000573A1 (en) * 1991-06-25 1993-01-07 Endress & Hauser Gmbh & Co. Interface level detector
GB2278448A (en) * 1993-05-29 1994-11-30 Solartron Transducers Ltd Fluid level sensing systems
US5613399A (en) * 1993-10-27 1997-03-25 Kdi Precision Products, Inc. Method for liquid level detection
US5747689A (en) * 1996-12-09 1998-05-05 Ford Global Technologies, Inc. Fluid level sensing system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4350040A (en) * 1980-06-26 1982-09-21 The United States Of America As Represented By The United States Department Of Energy Capacitance-level/density monitor for fluidized-bed combustor
WO1993000573A1 (en) * 1991-06-25 1993-01-07 Endress & Hauser Gmbh & Co. Interface level detector
GB2278448A (en) * 1993-05-29 1994-11-30 Solartron Transducers Ltd Fluid level sensing systems
US5613399A (en) * 1993-10-27 1997-03-25 Kdi Precision Products, Inc. Method for liquid level detection
US5747689A (en) * 1996-12-09 1998-05-05 Ford Global Technologies, Inc. Fluid level sensing system

Also Published As

Publication number Publication date
GB9922866D0 (en) 1999-12-01
GB2354585A (en) 2001-03-28

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Legal Events

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

Effective date: 20170927