NL8803223A - Capacitieve vochtsensor. - Google Patents

Capacitieve vochtsensor. Download PDF

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Publication number
NL8803223A
NL8803223A NL8803223A NL8803223A NL8803223A NL 8803223 A NL8803223 A NL 8803223A NL 8803223 A NL8803223 A NL 8803223A NL 8803223 A NL8803223 A NL 8803223A NL 8803223 A NL8803223 A NL 8803223A
Authority
NL
Netherlands
Prior art keywords
layer
dielectric
moisture sensor
sensor according
moisture
Prior art date
Application number
NL8803223A
Other languages
English (en)
Dutch (nl)
Original Assignee
Flucon Bv
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 Flucon Bv filed Critical Flucon Bv
Priority to NL8803223A priority Critical patent/NL8803223A/nl
Priority to EP90901043A priority patent/EP0451183B1/en
Priority to US07/720,430 priority patent/US5283711A/en
Priority to AT90901043T priority patent/ATE102708T1/de
Priority to JP2502194A priority patent/JP2846948B2/ja
Priority to DE68913764T priority patent/DE68913764T2/de
Priority to PCT/NL1989/000100 priority patent/WO1990007708A2/en
Priority to ES90901043T priority patent/ES2050428T3/es
Priority to CA002006948A priority patent/CA2006948A1/en
Publication of NL8803223A publication Critical patent/NL8803223A/nl
Priority to NO912492A priority patent/NO303092B1/no
Priority to DK911258A priority patent/DK125891D0/da
Priority to FI913165A priority patent/FI94084C/fi

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)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
NL8803223A 1988-12-30 1988-12-30 Capacitieve vochtsensor. NL8803223A (nl)

Priority Applications (12)

Application Number Priority Date Filing Date Title
NL8803223A NL8803223A (nl) 1988-12-30 1988-12-30 Capacitieve vochtsensor.
DE68913764T DE68913764T2 (de) 1988-12-30 1989-12-28 Kapazitiver feuchtigkeitsfühler.
US07/720,430 US5283711A (en) 1988-12-30 1989-12-28 Capacitive humidity sensor
AT90901043T ATE102708T1 (de) 1988-12-30 1989-12-28 Kapazitiver feuchtigkeitsfuehler.
JP2502194A JP2846948B2 (ja) 1988-12-30 1989-12-28 静電容量式の湿度センサー
EP90901043A EP0451183B1 (en) 1988-12-30 1989-12-28 Capacitive humidity sensor
PCT/NL1989/000100 WO1990007708A2 (en) 1988-12-30 1989-12-28 Capacitive humidity sensor
ES90901043T ES2050428T3 (es) 1988-12-30 1989-12-28 Sensor capacitivo de humedad.
CA002006948A CA2006948A1 (en) 1988-12-30 1989-12-29 Capacitive humidity sensor
NO912492A NO303092B1 (no) 1988-12-30 1991-06-25 Kapasitiv fuktighetssensor
DK911258A DK125891D0 (da) 1988-12-30 1991-06-26 Kapacitiv fugtsensor
FI913165A FI94084C (fi) 1988-12-30 1991-06-28 Kapasitiivinen kosteusanturi

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8803223 1988-12-30
NL8803223A NL8803223A (nl) 1988-12-30 1988-12-30 Capacitieve vochtsensor.

Publications (1)

Publication Number Publication Date
NL8803223A true NL8803223A (nl) 1990-07-16

Family

ID=19853464

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8803223A NL8803223A (nl) 1988-12-30 1988-12-30 Capacitieve vochtsensor.

Country Status (12)

Country Link
US (1) US5283711A (ja)
EP (1) EP0451183B1 (ja)
JP (1) JP2846948B2 (ja)
AT (1) ATE102708T1 (ja)
CA (1) CA2006948A1 (ja)
DE (1) DE68913764T2 (ja)
DK (1) DK125891D0 (ja)
ES (1) ES2050428T3 (ja)
FI (1) FI94084C (ja)
NL (1) NL8803223A (ja)
NO (1) NO303092B1 (ja)
WO (1) WO1990007708A2 (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI84862C (fi) * 1989-08-11 1992-01-27 Vaisala Oy Kapacitiv fuktighetsgivarkonstruktion och foerfarande foer framstaellning daerav.
US5402075A (en) * 1992-09-29 1995-03-28 Prospects Corporation Capacitive moisture sensor
JP2807392B2 (ja) * 1993-04-26 1998-10-08 株式会社ミツトヨ ノギス
US5824889A (en) * 1997-03-06 1998-10-20 Kavlico Corporation Capacitive oil deterioration and contamination sensor
US5929754A (en) * 1997-12-03 1999-07-27 Kavlico Corporation High-sensitivity capacitive oil deterioration and level sensor
US6323659B1 (en) 1998-04-29 2001-11-27 General Electric Company Material for improved sensitivity of stray field electrodes
US6114863A (en) * 1998-04-29 2000-09-05 General Electric Company Method for determining the presence of water in materials
SG115469A1 (en) * 2002-04-26 2005-10-28 Sony Corp Moisture detection methods and devices
US6724612B2 (en) 2002-07-09 2004-04-20 Honeywell International Inc. Relative humidity sensor with integrated signal conditioning
DE10318956A1 (de) * 2003-04-26 2004-11-11 Kanesho Soil Treatment Bvba Verfahren und Vorrichtung zum Nachweis von flüchtigen Analyten in Luftproben
NO327090B1 (no) * 2007-06-28 2009-04-20 Asle Ingmar Johnsen Detektorsystem
EP2259712A1 (en) * 2008-03-03 2010-12-15 Geisert Square Gmbh Intervertebral disc analysis system and method
AU2011250968B2 (en) 2010-05-10 2014-06-05 Pure Imagination Llc One sided thin film capacitive touch sensors
JP2014500517A (ja) * 2010-06-17 2014-01-09 ピュア・イマジネーション・エルエルシー 一面式薄膜容量性タッチセンサを有する楽器
US9092096B2 (en) 2010-07-26 2015-07-28 Pure Imagination, LLC Low-cost mass-produced touch sensors
WO2012015964A2 (en) 2010-07-27 2012-02-02 Pure Imagination Llc Simulated percussion instrument
WO2018153885A1 (en) * 2017-02-21 2018-08-30 Invisense Ab Sensor device, measuring system and measuring method for detecting presence of liquid and/or humidity
RU190945U1 (ru) * 2018-11-29 2019-07-16 Общество с ограниченной ответственностью "Газпром трансгаз Ухта" Сорбционно-емкостной чувствительный элемент влажности газа
US11385083B2 (en) * 2018-12-07 2022-07-12 Mohammad Kabany Method for measuring and/or processing measured pressure and/or humidity values
CN109916971B (zh) * 2019-04-25 2022-05-17 云南中烟工业有限责任公司 一种基于电容的新鲜烟叶水分的快速无损检测方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2545354A1 (de) * 1975-10-09 1977-04-21 Linde Ag Vorrichtung zum nachweis von fluessigen bestandteilen in gasen
FR2486656A1 (fr) * 1980-07-09 1982-01-15 Commissariat Energie Atomique Hygrometre capacitif
DE3203990A1 (de) * 1982-02-05 1983-08-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zum einstellen der kapazitaet von feuchtesensoren
FR2526949B1 (fr) * 1982-05-11 1989-05-12 Ministere Transports Direct Me Procede de fabrication d'un capteur de temperature ou d'humidite du type a couches minces et capteurs obtenus
FR2554593B1 (fr) * 1983-11-08 1986-09-19 Comp Generale Electricite Tete de dosage electrochimique a electrodes serigraphiees
SU1223117A1 (ru) * 1984-04-28 1986-04-07 Ленинградский Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Технологический Институт Им.Ленсовета Преобразователь влажности газов
JPS60239657A (ja) * 1984-05-15 1985-11-28 Sharp Corp 感湿素子及びその製造方法
US4564882A (en) * 1984-08-16 1986-01-14 General Signal Corporation Humidity sensing element

Also Published As

Publication number Publication date
WO1990007708A2 (en) 1990-07-12
DK125891A (da) 1991-06-26
NO912492D0 (no) 1991-06-25
ES2050428T3 (es) 1994-05-16
FI913165A0 (fi) 1991-06-28
NO303092B1 (no) 1998-05-25
CA2006948A1 (en) 1990-06-30
DE68913764D1 (de) 1994-04-14
JP2846948B2 (ja) 1999-01-13
EP0451183B1 (en) 1994-03-09
US5283711A (en) 1994-02-01
DE68913764T2 (de) 1994-06-23
FI94084B (fi) 1995-03-31
ATE102708T1 (de) 1994-03-15
FI94084C (fi) 1995-07-10
NO912492L (no) 1991-06-25
DK125891D0 (da) 1991-06-26
JPH04502965A (ja) 1992-05-28
WO1990007708A3 (en) 1990-09-07
EP0451183A1 (en) 1991-10-16

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BV The patent application has lapsed