DE50003444D1 - GAS SENSOR AND METHOD FOR OPERATING A GAS SENSOR - Google Patents

GAS SENSOR AND METHOD FOR OPERATING A GAS SENSOR

Info

Publication number
DE50003444D1
DE50003444D1 DE50003444T DE50003444T DE50003444D1 DE 50003444 D1 DE50003444 D1 DE 50003444D1 DE 50003444 T DE50003444 T DE 50003444T DE 50003444 T DE50003444 T DE 50003444T DE 50003444 D1 DE50003444 D1 DE 50003444D1
Authority
DE
Germany
Prior art keywords
gas sensor
operating
sensor
gas
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.)
Expired - Lifetime
Application number
DE50003444T
Other languages
German (de)
Inventor
Aleksandre Shulga
Udo Schmale
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.)
Gasbeetle 45657 Recklinghausen De GmbH
Original Assignee
Institut fuer Chemo und Biosensorik Muenster eV ICB
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 Institut fuer Chemo und Biosensorik Muenster eV ICB filed Critical Institut fuer Chemo und Biosensorik Muenster eV ICB
Priority to DE50003444T priority Critical patent/DE50003444D1/en
Priority claimed from PCT/DE2000/000746 external-priority patent/WO2000054032A1/en
Application granted granted Critical
Publication of DE50003444D1 publication Critical patent/DE50003444D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/37—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using pneumatic detection

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE50003444T 1999-03-08 2000-03-06 GAS SENSOR AND METHOD FOR OPERATING A GAS SENSOR Expired - Lifetime DE50003444D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50003444T DE50003444D1 (en) 1999-03-08 2000-03-06 GAS SENSOR AND METHOD FOR OPERATING A GAS SENSOR

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19910104 1999-03-08
DE19922590A DE19922590C2 (en) 1999-03-08 1999-05-17 Infrared gas sensor and method for operating the infrared gas sensor
DE50003444T DE50003444D1 (en) 1999-03-08 2000-03-06 GAS SENSOR AND METHOD FOR OPERATING A GAS SENSOR
PCT/DE2000/000746 WO2000054032A1 (en) 1999-03-08 2000-03-06 Gas detector and method of operating a gas detector

Publications (1)

Publication Number Publication Date
DE50003444D1 true DE50003444D1 (en) 2003-10-02

Family

ID=7900088

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19922590A Expired - Fee Related DE19922590C2 (en) 1999-03-08 1999-05-17 Infrared gas sensor and method for operating the infrared gas sensor
DE50003444T Expired - Lifetime DE50003444D1 (en) 1999-03-08 2000-03-06 GAS SENSOR AND METHOD FOR OPERATING A GAS SENSOR

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19922590A Expired - Fee Related DE19922590C2 (en) 1999-03-08 1999-05-17 Infrared gas sensor and method for operating the infrared gas sensor

Country Status (1)

Country Link
DE (2) DE19922590C2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10221708B4 (en) * 2002-05-16 2004-09-30 Infratec Gmbh Infrarotsensorik Und Messtechnik Method for determining the concentration of gases and vapors and non-dispersive infrared gas analyzer for carrying out the method
DE102004028077A1 (en) * 2004-06-09 2005-12-29 Tyco Electronics Raychem Gmbh Gas sensor arrangement with shortened settling time
DE102005032722B3 (en) * 2005-07-13 2006-10-05 Tyco Electronics Raychem Gmbh Measuring presence and/or concentration of analyte using gas sensor, by comparing first recorded value with threshold and triggering alarm if threshold is exceeded
DE102008040382A1 (en) 2008-07-14 2010-01-21 Robert Bosch Gmbh Energy-efficient operating method for a gas sensor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3043332A1 (en) * 1980-11-17 1982-07-01 Siemens AG, 1000 Berlin und 8000 München NON-DISPERSIVE INFRARED GAS ANALYZER
US5070244A (en) * 1990-05-07 1991-12-03 The University Of Sydney Gas detection by infrared absorption
DE4111187C2 (en) * 1991-04-06 1994-11-24 Lfe Lab Fuer Ind Forschung Gmb Method for measuring the optical absorbency of samples while eliminating the display error with regard to gas-physical properties and device for carrying out the method
DE4119346C2 (en) * 1991-06-12 2000-12-07 Klaus Nonnenmacher Method for determining the concentration of gases, in particular ozone, and device for carrying out the method
FR2712390B1 (en) * 1993-11-12 1996-02-09 Saphir Gas detection device by infrared absorption.
US5464983A (en) * 1994-04-05 1995-11-07 Industrial Scientific Corporation Method and apparatus for determining the concentration of a gas
DE4437311A1 (en) * 1994-10-19 1996-04-25 Hekatron Gmbh Device for generating broadband radiation
DE19525703A1 (en) * 1995-07-14 1997-01-16 Gerhard Dr Wiegleb Gas and gas mixture analysis appts. - has measuring cell with microphone for measurement of pressure changes, and time-modulated beam source with beam detector arranged behind absorbing gas layer
DE19608604C2 (en) * 1996-03-06 1998-09-10 Conducta Endress & Hauser Gas analyzer and measuring cell for use in a gas analyzer
DE19735716C2 (en) * 1997-07-05 2001-02-08 Abb Patent Gmbh Method for operating a non-dispersive infrared spectrometer

Also Published As

Publication number Publication date
DE19922590C2 (en) 2001-10-18
DE19922590A1 (en) 2000-09-28

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: GASBEETLE GMBH, 45657 RECKLINGHAUSEN, DE

8364 No opposition during term of opposition