ATE225036T1 - Beurteilung der flüssigkeitszusammensetzung - Google Patents

Beurteilung der flüssigkeitszusammensetzung

Info

Publication number
ATE225036T1
ATE225036T1 AT98917387T AT98917387T ATE225036T1 AT E225036 T1 ATE225036 T1 AT E225036T1 AT 98917387 T AT98917387 T AT 98917387T AT 98917387 T AT98917387 T AT 98917387T AT E225036 T1 ATE225036 T1 AT E225036T1
Authority
AT
Austria
Prior art keywords
liquid
resonant frequency
electrical circuit
composition
change
Prior art date
Application number
AT98917387T
Other languages
English (en)
Inventor
Limited Kaiku
Original Assignee
Kaiku 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
Priority claimed from GBGB9707709.3A external-priority patent/GB9707709D0/en
Priority claimed from GBGB9722502.3A external-priority patent/GB9722502D0/en
Priority claimed from GBGB9722821.7A external-priority patent/GB9722821D0/en
Application filed by Kaiku Ltd filed Critical Kaiku Ltd
Application granted granted Critical
Publication of ATE225036T1 publication Critical patent/ATE225036T1/de

Links

Classifications

    • 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
    • G01N27/023—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil
    • 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
    • G01N33/02—Food
    • G01N33/14—Beverages
    • 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
    • G01N33/18—Water
    • G01N33/1826—Organic contamination in water
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Immunology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
AT98917387T 1997-04-16 1998-04-16 Beurteilung der flüssigkeitszusammensetzung ATE225036T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9707709.3A GB9707709D0 (en) 1997-04-16 1997-04-16 Assessing the composition of liquids
GBGB9722502.3A GB9722502D0 (en) 1997-10-25 1997-10-25 Assessing the composition of liquids
GBGB9722821.7A GB9722821D0 (en) 1997-10-30 1997-10-30 Assessing the composition of liquids
PCT/GB1998/001118 WO1998046985A1 (en) 1997-04-16 1998-04-16 Assessing the composition of liquids

Publications (1)

Publication Number Publication Date
ATE225036T1 true ATE225036T1 (de) 2002-10-15

Family

ID=27268812

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98917387T ATE225036T1 (de) 1997-04-16 1998-04-16 Beurteilung der flüssigkeitszusammensetzung

Country Status (9)

Country Link
US (1) US6511851B1 (de)
EP (1) EP0975956B1 (de)
JP (1) JP2001525059A (de)
AT (1) ATE225036T1 (de)
AU (1) AU7062798A (de)
DE (1) DE69808268T2 (de)
DK (1) DK0975956T3 (de)
ES (1) ES2184250T3 (de)
WO (1) WO1998046985A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6690181B1 (en) * 1999-01-05 2004-02-10 Kaiku Ltd. Impedance measurements of bodily matter
US6377052B1 (en) * 1999-11-03 2002-04-23 Eaton Corporation Monitoring fluid condition through an aperture
EP1257811A2 (de) * 2000-02-16 2002-11-20 Kaiku Limited Verfahren zum abtrennen von bestandteilen eines fluidgemisches
GB0003442D0 (en) * 2000-02-16 2000-04-05 Kaiku Ltd Apparatus
US6920399B2 (en) * 2000-07-10 2005-07-19 Nanoalert (Israel) Ltd. Method and apparatus for determining the composition of fluids
US6867603B2 (en) * 2002-12-04 2005-03-15 Delphi Technologies, Inc. Method for measuring high frequency resistance in diesel engine lubrication oil
US6844745B1 (en) * 2003-09-15 2005-01-18 Eaton Corporation Method of determining the fluid condition of diesel engine lubricant during real time operation
US6989680B2 (en) * 2004-02-24 2006-01-24 Eaton Corporation Detection of coolant contamination in lubricating fluids
FR2884612B1 (fr) * 2005-04-15 2007-06-15 Alessandro Manneschi Dispositif d'analyse de la composition du contenu d'un recipient
EP1712900B1 (de) 2005-04-15 2016-05-11 M. Alessandro Manneschi Vorrichtung zur Analyse der Zusammensetzung des Inhalts eines Behälters
EP2062178A4 (de) * 2006-08-21 2015-01-07 Uri Rapoport Zerstörungsfreies online-verfahren zur messung vorbestimmter physikalischer, elektrochemischer, chemischer oder biologischer zustandstransformationen einer substanz und system dafür
US8482298B2 (en) * 2006-12-18 2013-07-09 Schrader Electronics Ltd. Liquid level and composition sensing systems and methods using EMF wave propagation
FR2914997B1 (fr) * 2007-04-12 2017-04-07 Alessandro Manneschi Dispositif d'analyse de la composition du contenu d'un recipient comprenant un recipient d'analyse
KR101526039B1 (ko) * 2009-09-22 2015-06-04 아뎀, 엘엘씨 공진형 임피던스 센서, 임피던스 감지 시스템 및 물체의 화학적 및 물리적 특성을 측정하는 방법
DE102010028902A1 (de) 2010-05-11 2011-11-17 Fresenius Medical Care Deutschland Gmbh Verfahren und Vorrichtung zur Bestimmung zellulärer und/oder extrazellulärer, insbesondere makromolekularer Anteile von Flüssigkeiten, vorzugsweise von Körperflüssigkeiten von Lebewesen
DK2619561T3 (en) 2010-09-22 2015-07-13 Delaval Holding Ab Determination of properties of liquid substances
WO2012105897A1 (en) 2011-02-02 2012-08-09 Delaval Holding Ab Electromagnetic monitoring unit for a liquid substance
US9528814B2 (en) 2011-05-19 2016-12-27 NeoVision, LLC Apparatus and method of using impedance resonance sensor for thickness measurement
US9465089B2 (en) 2011-12-01 2016-10-11 Neovision Llc NMR spectroscopy device based on resonance type impedance (IR) sensor and method of NMR spectra acquisition
US8952708B2 (en) 2011-12-02 2015-02-10 Neovision Llc Impedance resonance sensor for real time monitoring of different processes and methods of using same
US9274071B2 (en) * 2013-12-30 2016-03-01 General Electric Company Methods for assessing cell culture fluid by impedance spectra
US9683954B2 (en) * 2014-01-27 2017-06-20 Sreeram Dhurjaty System and method for non-contact assessment of changes in critical material properties
US11152232B2 (en) 2016-05-26 2021-10-19 Anand Deo Frequency and phase controlled transducers and sensing
US9536758B1 (en) 2016-05-26 2017-01-03 Anand Deo Time-varying frequency powered semiconductor substrate heat source
DE102016122800A1 (de) * 2016-11-25 2018-05-30 Krohne Messtechnik Gmbh Verfahren zum Betreiben eines induktiven Leitfähigkeitsmessgeräts und diesbezügliches induktives Leitfähigkeitsmessgerät
WO2019010238A1 (en) * 2017-07-07 2019-01-10 Deo Anand MEDICAL INSTRUMENT FOR HEAT SOURCE IN VIVO
DE102017223853A1 (de) * 2017-12-28 2019-07-04 Kautex Textron Gmbh & Co. Kg Verfahren zum Bestimmen einer Qulitätseigenschaft einer Betriebsflüssigkeit in einem Betriebsflüssigkeitsbehälter für ein Kraftfahrzeug und Betriebsflüssigkeitsbehälter zum Durchführen des Verfahrens
DE102017131390A1 (de) * 2017-12-28 2019-07-04 Kautex Textron Gmbh & Co. Kg Verfahren zum Bestimmen eines Aggregatzustandes einer wässrigen Betriebsflüssigkeit in einem Betriebsflüssigkeitsbehälter für ein Kraftfahrzeug und Betriebsflüssigkeitsbehälter zum Durchführen des Verfahrens
EP3702777B1 (de) * 2019-02-27 2022-01-12 Grundfos Holding A/S Pumpvorrichtung und verfahren zur bestimmung der konzentration einer substanz in einer flüssigkeit
US11169104B2 (en) * 2020-01-17 2021-11-09 Southwest Research Institute Simulating use and aging of immersive coolants for electric motors
US11729869B2 (en) 2021-10-13 2023-08-15 Anand Deo Conformable polymer for frequency-selectable heating locations

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039628B (de) 1957-11-02 1958-09-25 Habil Karl Slevogt Dr Schaltungsanordnung zur Bestimmung der elektrischen leitfaehigkeit und der Dielektrizitaetskonstanten von Messproben
US3966973A (en) * 1974-08-26 1976-06-29 The Pillsbury Company Process for determining and controlling the moisture of food products
CA1017001A (en) * 1974-10-18 1977-09-06 Sed Systems Ltd. Fluid conductivity detecting means
GB1585067A (en) * 1976-10-19 1981-02-25 Nat Res Dev Detection of bacterial activity
EP0036274B1 (de) 1980-03-08 1986-11-05 Japan Tectron Instruments Corporation Verfahren zur Überwachung von Mikroorganismen und Nährboden
JPS5885314A (ja) * 1981-11-17 1983-05-21 Nissan Motor Co Ltd エンジンオイルの劣化検知装置
GB8408529D0 (en) * 1984-04-03 1984-05-16 Health Lab Service Board Concentration of biological particles
US4701713A (en) * 1984-12-20 1987-10-20 Combustion Engineering, Inc. Oil and fuel contamination monitoring system
EP0248050B1 (de) * 1985-11-29 1990-12-19 Unisheff Ventures Limited Verminderung der verschmutzung durch meeresorganismen
JPS62218878A (ja) * 1986-03-20 1987-09-26 Hitachi Ltd 電極インピ−ダンスの解析方法及び装置
JPS6453146A (en) * 1987-01-09 1989-03-01 Hitachi Ltd Method and instrument for measuring electrical conductivity of solution and water quality control method
GB8708201D0 (en) * 1987-04-06 1987-05-13 Cogent Ltd Gas sensor
GB8805488D0 (en) 1988-03-08 1988-04-07 Health Lab Service Board Measuring electrical impedance of low conductivity samples
US4885529A (en) * 1988-03-10 1989-12-05 Lee David O Identification of fluids and an interface between fluids by measuring complex impedance
US5119034A (en) * 1989-07-12 1992-06-02 Murata Manufacturing Co., Ltd. Method of measuring dielectric material constants and measuring device employed therefor
EP0552275B1 (de) 1990-10-12 1998-07-22 WATSON, Keith Feuchtigkeits- und salzgehaltssensor und verfahren zum gebrauch
US5260665A (en) 1991-04-30 1993-11-09 Ivac Corporation In-line fluid monitor system and method
US5177994A (en) * 1991-05-22 1993-01-12 Suntory Limited And Tokyo Institute Of Technology Odor sensing system
EP0630471A1 (de) 1992-03-10 1994-12-28 BARNS, Christopher Vorrichtung zur bestimmung der physikalischen und/oder chemischen eigenschaften einer probe, insbesondere von blut.
JPH07509264A (ja) * 1992-07-17 1995-10-12 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー 分析物応答ポリマーによる分析物検出
US5514337A (en) * 1994-01-11 1996-05-07 American Research Corporation Of Virginia Chemical sensor using eddy current or resonant electromagnetic circuit detection
GB9423435D0 (en) * 1994-11-19 1995-01-11 Belford Rona E Solid state ion selective sensors: Conductimetric sensors using A.C. impedance and or admittance techniques as an alternative to potentiometric electrodes
US5612622A (en) * 1994-12-28 1997-03-18 Optical Solutions, Inc. Apparatus for identifying particular entities in a liquid using electrical conductivity characteristics
US6028433A (en) * 1997-05-14 2000-02-22 Reid Asset Management Company Portable fluid screening device and method

Also Published As

Publication number Publication date
WO1998046985A1 (en) 1998-10-22
DK0975956T3 (da) 2003-02-03
DE69808268T2 (de) 2003-06-12
DE69808268D1 (de) 2002-10-31
EP0975956A1 (de) 2000-02-02
JP2001525059A (ja) 2001-12-04
US6511851B1 (en) 2003-01-28
AU7062798A (en) 1998-11-11
EP0975956B1 (de) 2002-09-25
ES2184250T3 (es) 2003-04-01

Similar Documents

Publication Publication Date Title
ATE225036T1 (de) Beurteilung der flüssigkeitszusammensetzung
ATE230112T1 (de) Elektrische messung der ölqualität
ATE440276T1 (de) Sensor unter verwendung von impedanzmessung
AU5094899A (en) Method and apparatus for sensing the state of an electrophoretic display
ATE236396T1 (de) Sensorabfrage
IE45794L (en) Signal measuring device
DK0770430T3 (da) Fremgangsmåde og apparat til drift af transducere for ultralydeffekt
WO2003001167A3 (en) Permittivity based temperature measurement and related methods
DK0938682T3 (da) Anordning til måling af impedans af impedans af en resonant struktur
DE69837878D1 (de) Gerät zur kapazitiven elektrischen detektion
FR2812947B1 (fr) Procede et dispositif de mesure de l'attenuation d'une ligne
MD2086G2 (ro) Metodă de măsurare a componentelor impedanţei
ATE147165T1 (de) Analytisches verfahren
DE59805852D1 (de) Verfahren zur bestimmung des volumetrischen flüssigwasseranteils und der dichte von schnee und vorrichtung zur durchführung des verfahrens
DE60112455D1 (de) Vorrichtung und verfahren zur holographischen messung von mikrowellen
ATE241133T1 (de) Verfahren zur erfassung rheologischer materialeigenschaften
EP0921404A3 (de) Messverfahren für die Hochfrequenzcharakteristika von dielektrischen Materialen und Entwurfsverfahren für Hochfrequenzschaltungen
RU95108873A (ru) Схема измерения тока
WO1999062188A3 (en) Apparatus and method for testing a telecommunications system
JPS5689168A (en) Selecting device
KR970048091A (ko) 자동차의 전파면역성 시험방법
JPS57178168A (en) Noise and gain evaluating system
UA32929A (uk) Пристрій для вібровипробувань
UA31791C2 (uk) Пристрій для визначення рівнів та меж поділу рідких і сипких середовищ
KR960031998A (ko) 전자식 전력량계의 전력측정방법

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 0975956

Country of ref document: EP

EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee