FR2452709A1 - Moyens de commande d'un detecteur d'humidite - Google Patents

Moyens de commande d'un detecteur d'humidite

Info

Publication number
FR2452709A1
FR2452709A1 FR8007114A FR8007114A FR2452709A1 FR 2452709 A1 FR2452709 A1 FR 2452709A1 FR 8007114 A FR8007114 A FR 8007114A FR 8007114 A FR8007114 A FR 8007114A FR 2452709 A1 FR2452709 A1 FR 2452709A1
Authority
FR
France
Prior art keywords
controlling
detector
moisture detector
thermistors
resistors
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.)
Pending
Application number
FR8007114A
Other languages
English (en)
French (fr)
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.)
Vaisala Oy
Original Assignee
Vaisala Oy
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 Oy filed Critical Vaisala Oy
Publication of FR2452709A1 publication Critical patent/FR2452709A1/fr
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • G01K7/24—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor in a specially-adapted circuit, e.g. bridge circuit
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Nonlinear Science (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)
FR8007114A 1979-03-29 1980-03-28 Moyens de commande d'un detecteur d'humidite Pending FR2452709A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI791061A FI58403C (fi) 1979-03-29 1979-03-29 Regleranordning i fuktighetsgivare

Publications (1)

Publication Number Publication Date
FR2452709A1 true FR2452709A1 (fr) 1980-10-24

Family

ID=8512537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8007114A Pending FR2452709A1 (fr) 1979-03-29 1980-03-28 Moyens de commande d'un detecteur d'humidite

Country Status (6)

Country Link
JP (1) JPS5629151A (fi)
CA (1) CA1176345A (fi)
DE (1) DE3011525C2 (fi)
FI (1) FI58403C (fi)
FR (1) FR2452709A1 (fi)
GB (1) GB2047431B (fi)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5870152A (ja) * 1981-10-23 1983-04-26 Fuji Xerox Co Ltd 温・湿度検出装置
JPS5870153A (ja) * 1981-10-23 1983-04-26 Fuji Xerox Co Ltd 温・湿度検出装置
DE3525115A1 (de) * 1984-08-25 1987-01-22 Hoelter Heinz Schadstoffsensor fuer kraftfahrzeuge, arbeitsschutzkabinen und andere belastete raeume mit analoger kompensation der einfluesse von temperatur und luftfeuchte an halbleiter-gas-sensoren
DE3500412C1 (de) * 1985-01-11 1986-08-28 Beutler Maschinenbau- und Vertriebsgesellschaft Inhaber Wolfgang Beutler, 1000 Berlin Vorrichtung zur Anzeige eines unerwünschten Gases
DE3704534C1 (de) * 1987-02-13 1988-10-27 Bert Dr-Ing Kueppers Schaltungsanordnung fuer temperaturabhaengige Heizelemente
DE3708697A1 (de) * 1987-03-18 1988-09-29 Draegerwerk Ag Verfahren und anordnung zur messung des taupunktes
US4793181A (en) * 1987-06-02 1988-12-27 Djorup Robert Sonny Constant temperature sorption hygrometer
US4793182A (en) * 1987-06-02 1988-12-27 Djorup Robert Sonny Constant temperature hygrometer
DE3900184A1 (de) * 1989-01-05 1989-08-03 Jun Martha Resch Niederschlagsabhaengige steuerung fuer abdecksysteme
DE3919864A1 (de) * 1989-06-19 1990-12-20 Testoterm Mestechnik Gmbh & Co Kapazitiver feuchtesensor
DE3924518A1 (de) * 1989-07-25 1991-01-31 Haefele Umweltverfahrenstechik Temperatursensor und verfahren zu seiner herstellung
DE4130513C2 (de) * 1991-09-13 1996-10-24 Pierburg Ag Temperaturregler
FI95626C (fi) * 1993-09-29 1996-02-26 Vaisala Oy Menetelmä ja järjestely kosteuden mittauksessa, etenkin radiosondeissa
FI99164C (fi) * 1994-04-15 1997-10-10 Vaisala Oy Menetelmä kastepisteen tai kaasupitoisuuden mittaamiseksi sekä laitteisto jäätymisen ennakoimista varten
DE4414736A1 (de) * 1994-04-27 1995-11-09 Roth Technik Gmbh Steuervorrichtung
US5792938A (en) * 1996-12-13 1998-08-11 Panametrics, Inc. Humidity sensor with differential thermal detection and method of sensing
DE19729697C1 (de) 1997-07-11 1999-02-11 Mannesmann Vdo Ag Anordnung zum Bestimmen der relativen Luftfeuchte
GB2345597B (en) * 1999-01-11 2003-07-02 Otter Controls Ltd Improvements relating to thermal controls
DE10033620A1 (de) * 2000-07-11 2002-01-31 Testo Gmbh & Co Kg Vorrichtung und Verfahren zur Ermittlung der Feuchte in Gasen
DE10335553A1 (de) 2003-08-02 2005-02-17 E + E Elektronik Ges.M.B.H. Verfahren und Anordnung zur Feuchtemessung
WO2014128348A1 (en) * 2013-02-22 2014-08-28 Vaisala Oyj A radiosonde and a method for atmospheric measurements performed at an elevated temperature
CN107065956B (zh) * 2017-04-13 2019-06-18 深圳市科兰德实业发展有限公司 一种控制大桥拉索的除湿设备的方法和系统
DE102017210064A1 (de) * 2017-06-14 2018-12-20 E + E Elektronik Ges.M.B.H. Verfahren zum Betrieb einer Sensoranordnung und hierzu geeignete Sensoranordnung
CN108535338B (zh) * 2018-01-25 2020-12-22 中国科学院东北地理与农业生态研究所 粗空间分辨率卫星遥感土壤水分真实性检验方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2108287A1 (de) * 1971-02-20 1972-08-24 Varian Mat Gmbh Vorrichtung zur Thermostatierung mit einem Temperaturfühler und einer elektrischen Heizung, insbesondere für Feldsonden zur Messung der Magnetfeldstärke in Sektorfeld-Massenspektrometern
US3743930A (en) * 1971-08-13 1973-07-03 Burrows Equipment Co Moisture tester having temperature controlled variable time delay circuit
DE2247394A1 (de) * 1972-09-27 1974-04-18 Siemens Ag Thermostat mit einem zur feststellung der thermostatentemperatur vorgesehenen temperaturfuehler
DE2260959A1 (de) * 1972-12-13 1974-06-20 Siemens Ag Kontinuierlich regelnder thermostat
DE2415315A1 (de) * 1973-03-30 1974-10-10 Nat Res Dev Gasdetektor
US3868846A (en) * 1973-07-02 1975-03-04 Ford Motor Co Circuit for converting a temperature dependent input signal to a temperature independent output signal
US4080564A (en) * 1975-10-02 1978-03-21 Matsushita Electric Industrial Co., Ltd. Humidity sensitive resistor device
GB2011093A (en) * 1977-12-02 1979-07-04 Vaisala Oy A humidity sensor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4888997A (fi) * 1972-02-23 1973-11-21

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2108287A1 (de) * 1971-02-20 1972-08-24 Varian Mat Gmbh Vorrichtung zur Thermostatierung mit einem Temperaturfühler und einer elektrischen Heizung, insbesondere für Feldsonden zur Messung der Magnetfeldstärke in Sektorfeld-Massenspektrometern
US3743930A (en) * 1971-08-13 1973-07-03 Burrows Equipment Co Moisture tester having temperature controlled variable time delay circuit
DE2247394A1 (de) * 1972-09-27 1974-04-18 Siemens Ag Thermostat mit einem zur feststellung der thermostatentemperatur vorgesehenen temperaturfuehler
DE2260959A1 (de) * 1972-12-13 1974-06-20 Siemens Ag Kontinuierlich regelnder thermostat
DE2415315A1 (de) * 1973-03-30 1974-10-10 Nat Res Dev Gasdetektor
US3868846A (en) * 1973-07-02 1975-03-04 Ford Motor Co Circuit for converting a temperature dependent input signal to a temperature independent output signal
US4080564A (en) * 1975-10-02 1978-03-21 Matsushita Electric Industrial Co., Ltd. Humidity sensitive resistor device
GB2011093A (en) * 1977-12-02 1979-07-04 Vaisala Oy A humidity sensor

Also Published As

Publication number Publication date
FI58403B (fi) 1980-09-30
DE3011525A1 (de) 1980-12-18
DE3011525C2 (de) 1985-03-28
CA1176345A (en) 1984-10-16
GB2047431A (en) 1980-11-26
JPS5629151A (en) 1981-03-23
FI58403C (fi) 1981-01-12
GB2047431B (en) 1983-08-03

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