FI107840B - Mittausmenetelmä ja järjestelmä kosteus- tai kaasuanturia varten - Google Patents

Mittausmenetelmä ja järjestelmä kosteus- tai kaasuanturia varten Download PDF

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Publication number
FI107840B
FI107840B FI992651A FI19992651A FI107840B FI 107840 B FI107840 B FI 107840B FI 992651 A FI992651 A FI 992651A FI 19992651 A FI19992651 A FI 19992651A FI 107840 B FI107840 B FI 107840B
Authority
FI
Finland
Prior art keywords
sensor
measurement
temperature
measured
heating
Prior art date
Application number
FI992651A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI19992651L (fi
Inventor
Lars Stormbom
Original Assignee
Vaisala Oyj
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 Vaisala Oyj filed Critical Vaisala Oyj
Priority to FI992651A priority Critical patent/FI107840B/fi
Priority to EP00660221A priority patent/EP1109012A3/en
Priority to US09/731,735 priority patent/US6564633B2/en
Priority to JP2000375900A priority patent/JP2001201478A/ja
Publication of FI19992651L publication Critical patent/FI19992651L/fi
Application granted granted Critical
Publication of FI107840B publication Critical patent/FI107840B/fi

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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
    • 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
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits
    • G01N27/123—Circuits particularly adapted therefor, e.g. linearising circuits for controlling the temperature
    • G01N27/124—Circuits particularly adapted therefor, e.g. linearising circuits for controlling the temperature varying the temperature, e.g. in a cyclic manner

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)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
FI992651A 1999-12-09 1999-12-09 Mittausmenetelmä ja järjestelmä kosteus- tai kaasuanturia varten FI107840B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI992651A FI107840B (fi) 1999-12-09 1999-12-09 Mittausmenetelmä ja järjestelmä kosteus- tai kaasuanturia varten
EP00660221A EP1109012A3 (en) 1999-12-09 2000-12-05 Measurement method and system for a humidity of gas concentration sensor
US09/731,735 US6564633B2 (en) 1999-12-09 2000-12-08 Measurement method and system for a humidity or gas concentration sensor
JP2000375900A JP2001201478A (ja) 1999-12-09 2000-12-11 湿度センサ又はガス濃度センサ用の測定方法及び測定システム

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI992651 1999-12-09
FI992651A FI107840B (fi) 1999-12-09 1999-12-09 Mittausmenetelmä ja järjestelmä kosteus- tai kaasuanturia varten

Publications (2)

Publication Number Publication Date
FI19992651L FI19992651L (fi) 2001-06-10
FI107840B true FI107840B (fi) 2001-10-15

Family

ID=8555728

Family Applications (1)

Application Number Title Priority Date Filing Date
FI992651A FI107840B (fi) 1999-12-09 1999-12-09 Mittausmenetelmä ja järjestelmä kosteus- tai kaasuanturia varten

Country Status (4)

Country Link
US (1) US6564633B2 (enExample)
EP (1) EP1109012A3 (enExample)
JP (1) JP2001201478A (enExample)
FI (1) FI107840B (enExample)

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Publication number Priority date Publication date Assignee Title
JP4352315B2 (ja) * 2002-10-31 2009-10-28 日本光電工業株式会社 信号処理方法／装置及びそれを用いたパルスフォトメータ
US6865940B2 (en) * 2003-06-25 2005-03-15 General Electric Company Aluminum oxide moisture sensor and related method
WO2006057550A1 (en) * 2004-11-25 2006-06-01 Texas Instruments Holland B.V. Sensing module, method for detecting pollutants in air and vehicle ventilation system
US7152458B2 (en) * 2004-11-30 2006-12-26 Honeywell International Inc. Nano-crystalline and/or metastable metal hydrides as hydrogen source for sensor calibration and self-testing
JP2010008323A (ja) * 2008-06-30 2010-01-14 Yamatake Corp 湿度計測装置
EP2763032B1 (en) * 2013-01-31 2016-12-28 Sensirion AG Portable electronic device with integrated chemical sensor and method of operating thereof
EP2763468B1 (en) * 2013-01-31 2017-08-30 Sensirion AG Portable sensor device with a gas sensor and method for operating the same
US20140238100A1 (en) * 2013-02-27 2014-08-28 Qualcomm Incorporated Method for calibration of sensors embedded or wirelessly connected to a mobile device
US10197519B2 (en) 2013-03-15 2019-02-05 H2Scan Corporation Gas sensing systems and methods
DE102014210122B4 (de) * 2014-05-27 2025-04-30 Robert Bosch Gmbh Vorrichtung zum Bestimmen eines Werts einer zu messenden Eigenschaft eines Fluids, Verfahren zum Betreiben einer Vorrichtung zum Bestimmen eines Werts einer zu messenden Eigenschaft eines Fluids
US9759699B1 (en) * 2015-05-22 2017-09-12 Council On Postsecondary Education Systems and methods for the detection of compounds
US9696272B2 (en) * 2015-08-07 2017-07-04 Silicon Laboratories Inc. Systems and methods for humidity measurement using dielectric material-based relative humidity sensors
WO2017201405A1 (en) * 2016-05-20 2017-11-23 Zero Mass Water, Inc. Systems and methods for water extraction control
US10816498B2 (en) 2017-05-30 2020-10-27 Raymond Hoheisel Humidity sensor and related methods
US11703471B1 (en) 2018-12-20 2023-07-18 University Of Rhode Island Board Of Trustees Trace detection of chemical compounds via catalytic decomposition and redox reactions
AU2020262259B2 (en) 2019-04-22 2025-09-11 Source Global, PBC Water vapor adsorption air drying system and method for generating liquid water from air
US12188914B2 (en) 2020-11-06 2025-01-07 Trace Sensing Technologies Inc. Decoupled thermodynamic sensing system
US11333648B1 (en) 2020-11-06 2022-05-17 Pgr Holdings, Llc Decoupled thermodynamic sensing system
EP4012393A1 (en) * 2020-12-09 2022-06-15 Vaisala Oyj Fast humidity sensor and a method for calibrating the fast humidity sensor
US11340183B1 (en) 2021-06-23 2022-05-24 Pgr Holdings, Llc Ultrasensitive, ultrathin vapor sensors and arrays
US12405238B2 (en) 2021-06-23 2025-09-02 Trace Sensing Technologies Inc. Ultrasensitive, ultrathin vapor sensors and arrays
CN116541706A (zh) * 2023-05-09 2023-08-04 上海伯纳天纯生物科技有限公司 一种宠物食品调制器的控制方法及系统
GB202308069D0 (en) 2023-05-30 2023-07-12 Univ Tartu Gas sensing apparatus and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825756A (en) * 1973-05-03 1974-07-23 Barnes Eng Co Calibration device for a gas analyzer
CH668648A5 (de) * 1984-04-04 1989-01-13 Cerberus Ag Verfahren und vorrichtung zum nachweis von reduzierenden gasen in einem gasgemisch.
US4759210A (en) * 1986-06-06 1988-07-26 Microsensor Systems, Inc. Apparatus for gas-monitoring and method of conducting same
FI82554C (fi) * 1988-11-02 1991-03-11 Vaisala Oy Kalibreringsfoerfarande foer maetning av den relativa halten av gas eller aonga.
US5307668A (en) * 1992-10-05 1994-05-03 Badger Meter, Inc. Gas density meter and method
FI96640C (fi) * 1993-08-23 1996-07-25 Vaisala Oy Menetelmä suhteellisen kosteuden mittaamiseksi, etenkin radiosondeissa
US5816705A (en) * 1996-07-12 1998-10-06 Badger Meter, Inc. Measuring heating value of a gas using flameless combustion
US5792938A (en) * 1996-12-13 1998-08-11 Panametrics, Inc. Humidity sensor with differential thermal detection and method of sensing
DE19811069C2 (de) * 1998-03-13 2000-03-09 Siemens Ag Meßschaltung zur Ermittlung der Konzentration eines oder mehrerer Gase in einem Gasgemisch

Also Published As

Publication number Publication date
EP1109012A2 (en) 2001-06-20
JP2001201478A (ja) 2001-07-27
US6564633B2 (en) 2003-05-20
EP1109012A3 (en) 2002-02-20
US20010003249A1 (en) 2001-06-14
FI19992651L (fi) 2001-06-10

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