FR2596864A1 - Procede pour exploiter un detecteur et dispositif pour la mise en oeuvre de ce procede, notamment pour determiner l'humidite relative de l'air - Google Patents

Procede pour exploiter un detecteur et dispositif pour la mise en oeuvre de ce procede, notamment pour determiner l'humidite relative de l'air Download PDF

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Publication number
FR2596864A1
FR2596864A1 FR8704817A FR8704817A FR2596864A1 FR 2596864 A1 FR2596864 A1 FR 2596864A1 FR 8704817 A FR8704817 A FR 8704817A FR 8704817 A FR8704817 A FR 8704817A FR 2596864 A1 FR2596864 A1 FR 2596864A1
Authority
FR
France
Prior art keywords
pulses
detector
current source
duration
constant current
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
FR8704817A
Other languages
English (en)
French (fr)
Inventor
Horst Fedter
Werner Grunwald
Manfred Koder
Peter Nolting
Claudio De La Prieta
Kurt Schmid
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2596864A1 publication Critical patent/FR2596864A1/fr
Pending legal-status Critical Current

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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
    • G01N27/04—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
    • G01N27/121—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 for determining moisture content, e.g. humidity, of the fluid
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
FR8704817A 1986-04-05 1987-04-06 Procede pour exploiter un detecteur et dispositif pour la mise en oeuvre de ce procede, notamment pour determiner l'humidite relative de l'air Pending FR2596864A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3611468 1986-04-05
DE19863625071 DE3625071A1 (de) 1986-04-05 1986-07-24 Verfahren zum betreiben eines sensors und vorrichtung zur durchfuehrung des verfahrens

Publications (1)

Publication Number Publication Date
FR2596864A1 true FR2596864A1 (fr) 1987-10-09

Family

ID=25842662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8704817A Pending FR2596864A1 (fr) 1986-04-05 1987-04-06 Procede pour exploiter un detecteur et dispositif pour la mise en oeuvre de ce procede, notamment pour determiner l'humidite relative de l'air

Country Status (3)

Country Link
DE (1) DE3625071A1 (it)
FR (1) FR2596864A1 (it)
IT (1) IT1202708B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0942094A1 (de) * 1998-03-13 1999-09-15 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Bestimmen des Feuchtigkeitsgehalts von textilen Gütern in einem Wäschetrockner

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19610911A1 (de) * 1996-03-20 1997-09-25 Dittrich Elektronik J Gassensor
DE10316645A1 (de) 2003-04-11 2004-10-28 Robert Bosch Gmbh Vorrichtung zum Betreiben eines Gassensors
US20050127920A1 (en) * 2003-12-12 2005-06-16 Mowery Kenneth D. Method and system for impedance measurement of a zeolite-based ammonia sensor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4119909A (en) * 1977-03-31 1978-10-10 Radian Corporation Pulsed DC transient conductivity measurement system
US4142148A (en) * 1977-05-11 1979-02-27 Bourns, Inc. Remote transducer monitoring system
EP0033521A2 (en) * 1980-02-04 1981-08-12 Matsushita Electric Industrial Co., Ltd. Multi-functional sensor
JPS5786747A (en) * 1980-11-20 1982-05-29 Mitsubishi Heavy Ind Ltd Measuring method for humidity and dew condensation
US4546916A (en) * 1983-03-15 1985-10-15 Tokyo Shibaura Denki Kabushiki Kaisha Humidifier

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4119909A (en) * 1977-03-31 1978-10-10 Radian Corporation Pulsed DC transient conductivity measurement system
US4142148A (en) * 1977-05-11 1979-02-27 Bourns, Inc. Remote transducer monitoring system
EP0033521A2 (en) * 1980-02-04 1981-08-12 Matsushita Electric Industrial Co., Ltd. Multi-functional sensor
JPS5786747A (en) * 1980-11-20 1982-05-29 Mitsubishi Heavy Ind Ltd Measuring method for humidity and dew condensation
US4546916A (en) * 1983-03-15 1985-10-15 Tokyo Shibaura Denki Kabushiki Kaisha Humidifier

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 6, no. 168 (P-139)[1046], 2 septembre 1982; & JP-A-57 86 747 (MITSUBISHI JUKOGYO K.K.) 29-05-1982 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0942094A1 (de) * 1998-03-13 1999-09-15 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Bestimmen des Feuchtigkeitsgehalts von textilen Gütern in einem Wäschetrockner

Also Published As

Publication number Publication date
IT8719870A0 (it) 1987-03-27
IT1202708B (it) 1989-02-09
DE3625071A1 (de) 1987-10-08

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