AU2001253860A1 - Capacitive-impedance type humidity/moisture sensing apparatus and method - Google Patents

Capacitive-impedance type humidity/moisture sensing apparatus and method

Info

Publication number
AU2001253860A1
AU2001253860A1 AU2001253860A AU5386001A AU2001253860A1 AU 2001253860 A1 AU2001253860 A1 AU 2001253860A1 AU 2001253860 A AU2001253860 A AU 2001253860A AU 5386001 A AU5386001 A AU 5386001A AU 2001253860 A1 AU2001253860 A1 AU 2001253860A1
Authority
AU
Australia
Prior art keywords
capacitive
sensing apparatus
moisture sensing
type humidity
impedance type
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.)
Abandoned
Application number
AU2001253860A
Inventor
Gerald Cooper
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.)
Matheson Tri-Gas Inc
Original Assignee
Matheson Tri-Gas 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
Application filed by Matheson Tri-Gas Inc filed Critical Matheson Tri-Gas Inc
Publication of AU2001253860A1 publication Critical patent/AU2001253860A1/en
Abandoned legal-status Critical Current

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
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • G01N27/225—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity by using hygroscopic materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
AU2001253860A 2000-05-10 2001-03-15 Capacitive-impedance type humidity/moisture sensing apparatus and method Abandoned AU2001253860A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US56911200A 2000-05-10 2000-05-10
US09/569,112 2000-05-10
PCT/US2001/040304 WO2001090732A2 (en) 2000-05-10 2001-03-15 Capacitive-impedance type humidity/moisture sensing apparatus and method

Publications (1)

Publication Number Publication Date
AU2001253860A1 true AU2001253860A1 (en) 2001-12-03

Family

ID=24274148

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001253860A Abandoned AU2001253860A1 (en) 2000-05-10 2001-03-15 Capacitive-impedance type humidity/moisture sensing apparatus and method

Country Status (2)

Country Link
AU (1) AU2001253860A1 (en)
WO (1) WO2001090732A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010003710A1 (en) 2010-04-08 2011-10-13 Endress + Hauser Gmbh + Co. Kg Method and device for determining a proportion of an adsorbed substance contained in an adsorbent material
WO2015014379A1 (en) * 2013-08-02 2015-02-05 Universität Duisburg-Essen Electrical capacitor comprising nanoparticles of a semiconductive material
CN103630582B (en) * 2013-12-11 2016-02-10 江苏物联网研究发展中心 A kind of MEMS humidity sensor and preparation method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976728A (en) * 1958-01-20 1961-03-28 Union Carbide Corp Electrolytic moisture measuring apparatus
US3315518A (en) * 1966-02-07 1967-04-25 Research Corp Humidity sensing devices
DE2536778A1 (en) * 1975-08-19 1977-03-03 Issel Wolfgang Continuous determination of plant water content - is for irrigation control using capacitive probe containing adsorption layer
US4876890A (en) * 1988-06-29 1989-10-31 Uop Moisture sensing apparatus and method
EP0426989B1 (en) * 1989-11-04 1994-02-02 Dornier Gmbh Selective gas sensor
US5751071A (en) * 1996-03-29 1998-05-12 Netzer; Yishay Window capacitive moisture sensor

Also Published As

Publication number Publication date
WO2001090732A3 (en) 2003-02-13
WO2001090732A2 (en) 2001-11-29

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