ATE290206T1 - Überwachung des zustandes von einem fluidum - Google Patents

Überwachung des zustandes von einem fluidum

Info

Publication number
ATE290206T1
ATE290206T1 AT99124893T AT99124893T ATE290206T1 AT E290206 T1 ATE290206 T1 AT E290206T1 AT 99124893 T AT99124893 T AT 99124893T AT 99124893 T AT99124893 T AT 99124893T AT E290206 T1 ATE290206 T1 AT E290206T1
Authority
AT
Austria
Prior art keywords
fluid
measured
current
frequency
analog
Prior art date
Application number
AT99124893T
Other languages
English (en)
Inventor
Robert A Bauer
Richard W Hirthe
Mark H Polczynski
Martin A Seitz
James E Hansen
Original Assignee
Eaton Corp
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 Eaton Corp filed Critical Eaton Corp
Application granted granted Critical
Publication of ATE290206T1 publication Critical patent/ATE290206T1/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
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (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)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT99124893T 1998-12-23 1999-12-17 Überwachung des zustandes von einem fluidum ATE290206T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/220,556 US6278281B1 (en) 1998-12-23 1998-12-23 Fluid condition monitor

Publications (1)

Publication Number Publication Date
ATE290206T1 true ATE290206T1 (de) 2005-03-15

Family

ID=22824012

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99124893T ATE290206T1 (de) 1998-12-23 1999-12-17 Überwachung des zustandes von einem fluidum

Country Status (10)

Country Link
US (1) US6278281B1 (de)
EP (1) EP1014082B1 (de)
JP (1) JP2000193619A (de)
KR (1) KR20000048376A (de)
CN (2) CN1192229C (de)
AT (1) ATE290206T1 (de)
BR (1) BR9907347A (de)
CA (1) CA2293049C (de)
DE (1) DE69923937T2 (de)
ES (1) ES2237024T3 (de)

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US9488611B2 (en) 2012-01-20 2016-11-08 Rosemount Analytical Inc. Low-conductivity contacting-type conductivity measurement
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CN106273020B (zh) * 2015-05-21 2018-07-24 湖南挚新科技发展有限公司 一种便携式智能水（油）冷却方法和装置
JP6689044B2 (ja) * 2015-08-18 2020-04-28 株式会社竹内製作所 作業用車両
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TWI630395B (zh) * 2017-11-03 2018-07-21 中華精測科技股份有限公司 探針組件及其榫接式電容探針
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ES2815223A1 (es) * 2020-09-18 2021-03-29 Univ Madrid Politecnica Sistema y metodo para la medicion de la contaminacion/degradacion de un fluido
CN112129928B (zh) * 2020-11-18 2021-02-26 震坤行网络技术(南京)有限公司 用于检测润滑油液状态的方法、计算设备和计算机存储介质
FR3126776B1 (fr) * 2021-09-09 2024-02-16 Faurecia Sieges Dautomobile Transducteur capacitif à électrodes interdigité coplanaire, tapis de détection d’occupation pour siège de véhicule et siège de véhicule
CN115780175B (zh) * 2022-11-16 2023-12-26 深圳市曼恩斯特科技股份有限公司 一种涂布模头
KR20260018852A (ko) * 2023-06-12 2026-02-09 쓰리엠 이노베이티브 프로퍼티즈 컴파니 유체 내의 오염을 검출하기 위한 시스템 및 방법
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Also Published As

Publication number Publication date
EP1014082B1 (de) 2005-03-02
US6278281B1 (en) 2001-08-21
EP1014082A3 (de) 2001-02-07
CN1576833A (zh) 2005-02-09
DE69923937T2 (de) 2006-04-06
KR20000048376A (ko) 2000-07-25
CA2293049A1 (en) 2000-06-23
BR9907347A (pt) 2000-08-29
CA2293049C (en) 2004-05-25
CN1258002A (zh) 2000-06-28
JP2000193619A (ja) 2000-07-14
CN1192229C (zh) 2005-03-09
DE69923937D1 (de) 2005-04-07
ES2237024T3 (es) 2005-07-16
EP1014082A2 (de) 2000-06-28

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Legal Events

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