GB9615712D0 - Fluid electrical measurement apparatus and method - Google Patents

Fluid electrical measurement apparatus and method

Info

Publication number
GB9615712D0
GB9615712D0 GBGB9615712.8A GB9615712A GB9615712D0 GB 9615712 D0 GB9615712 D0 GB 9615712D0 GB 9615712 A GB9615712 A GB 9615712A GB 9615712 D0 GB9615712 D0 GB 9615712D0
Authority
GB
United Kingdom
Prior art keywords
measurement apparatus
electrical measurement
fluid electrical
fluid
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.)
Withdrawn
Application number
GBGB9615712.8A
Other versions
GB2306660A (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9615712D0 publication Critical patent/GB9615712D0/en
Publication of GB2306660A publication Critical patent/GB2306660A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2888—Lubricating oil characteristics, e.g. deterioration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/221—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance by investigating the dielectric properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB9615712A 1995-07-28 1996-07-26 Fluid electrical measurement apparatus and method Withdrawn GB2306660A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9515506.5A GB9515506D0 (en) 1995-07-28 1995-07-28 Fluid permittivity measurement apparatus and method

Publications (2)

Publication Number Publication Date
GB9615712D0 true GB9615712D0 (en) 1996-09-04
GB2306660A GB2306660A (en) 1997-05-07

Family

ID=10778414

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9515506.5A Pending GB9515506D0 (en) 1995-07-28 1995-07-28 Fluid permittivity measurement apparatus and method
GB9615712A Withdrawn GB2306660A (en) 1995-07-28 1996-07-26 Fluid electrical measurement apparatus and method

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9515506.5A Pending GB9515506D0 (en) 1995-07-28 1995-07-28 Fluid permittivity measurement apparatus and method

Country Status (1)

Country Link
GB (2) GB9515506D0 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9709290D0 (en) 1997-05-07 1997-06-25 Collister Christopher J Electrical measurement apparatus for oil
US6028433A (en) * 1997-05-14 2000-02-22 Reid Asset Management Company Portable fluid screening device and method
GB2326482A (en) * 1997-06-04 1998-12-23 Douglas Taylor Wilkie Brake fluid change indicator
US6449580B1 (en) * 1998-05-11 2002-09-10 Entek Ird International Corporation Evaluating properties of oil using dielectric spectroscopy
US6377052B1 (en) * 1999-11-03 2002-04-23 Eaton Corporation Monitoring fluid condition through an aperture
FR2803038B1 (en) * 1999-12-24 2002-08-02 Sc2N Sa OIL WEAR SENSOR
US6969468B2 (en) 2000-02-16 2005-11-29 Kaiku Limited Method and apparatus for isolating a component from a fluid mixture
US6463796B1 (en) 2000-10-12 2002-10-15 The Lubrizol Corporation Continuous on-board diagnostic lubricant monitoring system and method
DE10100773A1 (en) * 2001-01-10 2002-07-11 Hoka Gmbh Oil quality measuring device for gearbox or engine oil by using coil to collect metal chips etc. in capacitor, changing its dielectric constant
US6557396B2 (en) * 2001-05-04 2003-05-06 Delphi Technologies, Inc. Flexible circuit film engine oil sensor
AUPR692201A0 (en) * 2001-08-09 2001-08-30 Commonwealth Scientific And Industrial Research Organisation Online fluid contaminant detector
US7129715B2 (en) * 2001-09-28 2006-10-31 Ngk Spark Plug Co., Ltd. Oil deterioration sensor
DE10208600A1 (en) * 2002-02-27 2003-09-04 Mann & Hummel Filter Ölqualitätsmeßeinrichtung
DE102004007634A1 (en) * 2004-02-17 2005-09-08 Siemens Ag Method and device for monitoring the particle concentration in a gas stream
DE102006031332B4 (en) * 2006-07-06 2008-03-27 Bartec Gmbh Measuring device for detecting foreign substances in a liquid
WO2008106989A1 (en) * 2007-03-02 2008-09-12 Bartec Gmbh Device and method for detecting a volume while receiving and/or discharging a fluid having a gas portion
CN101435788B (en) * 2008-12-17 2012-05-02 中国人民解放军国防科学技术大学 On-line oil liquid monitoring sensor based on permittivity measurement and system thereof
GB201613312D0 (en) 2016-08-02 2016-09-14 Skf Ab Bearing assembly with contamination sensor
DE102017109226A1 (en) * 2017-04-28 2018-10-31 Testo SE & Co. KGaA Deep-frying oil and / or frying fat sensor for determining a frying oil and / or frying fat quality
JP7534118B2 (en) * 2020-04-13 2024-08-14 カヤバ株式会社 Failure prediction system
EP3964703A1 (en) * 2020-09-02 2022-03-09 Caterpillar Energy Solutions GmbH Engine lubrication oil consumption and condition monitoring

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE573072C (en) * 1930-11-29 1933-03-27 Ernst Waldschmidt Dr Procedure for the investigation of mixtures of substances
GB1103275A (en) * 1964-02-05 1968-02-14 Nat Res Dev Testing the stability of suspensions in liquid media
US3979581A (en) * 1974-02-26 1976-09-07 Hauni-Werke Korber & Co., Kg Method and arrangement for determining the mass of tobacco or the like by capacitance and attenuation measurements in a resonant high frequency oscillator circuit
US4181881A (en) * 1978-05-15 1980-01-01 Preikschat F K Electrical impedance measuring apparatus for providing separate measurements of the conductivity and dielectric coefficient of various materials
US4288741A (en) * 1979-05-18 1981-09-08 Auburn International, Inc. Electrical measurement of fluid void fraction for fluid having capacitive and resistive conductive components
GB2120920B (en) * 1982-03-27 1985-10-02 Molins Plc A method and apparatus for determining the mass and moisture content of tobacco
US4723908A (en) * 1985-05-01 1988-02-09 Kranbuehl David E Dielectric probe; method and apparatus including its use
US4932243A (en) * 1985-07-12 1990-06-12 Axiomatics Corporation Moisture measurement device
US5208544A (en) * 1990-09-26 1993-05-04 E. I. Du Pont De Nemours And Company Noninvasive dielectric sensor and technique for measuring polymer properties
US5272444A (en) * 1991-09-19 1993-12-21 Texaco Inc. Dielectric cross-plot water cut monitoring apparatus and method

Also Published As

Publication number Publication date
GB9515506D0 (en) 1995-09-27
GB2306660A (en) 1997-05-07

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)