PL2140246T3 - Wykrywanie reaktywnego gazu przy złożonym tle - Google Patents

Wykrywanie reaktywnego gazu przy złożonym tle

Info

Publication number
PL2140246T3
PL2140246T3 PL08745688T PL08745688T PL2140246T3 PL 2140246 T3 PL2140246 T3 PL 2140246T3 PL 08745688 T PL08745688 T PL 08745688T PL 08745688 T PL08745688 T PL 08745688T PL 2140246 T3 PL2140246 T3 PL 2140246T3
Authority
PL
Poland
Prior art keywords
reactive gas
gas detection
complex backgrounds
backgrounds
complex
Prior art date
Application number
PL08745688T
Other languages
English (en)
Inventor
Xin Zhou
Xiang Liu
Alfred Feitisch
Gregory M. Sanger
Original Assignee
Spectrasensors, Inc.
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 Spectrasensors, Inc. filed Critical Spectrasensors, Inc.
Publication of PL2140246T3 publication Critical patent/PL2140246T3/pl

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
    • G01N21/25—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
    • G01N2021/3545—Disposition for compensating effect of interfering gases
    • 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
    • G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
    • G01N2021/396—Type of laser source
    • G01N2021/399—Diode laser
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/121—Correction signals
    • G01N2201/1215—Correction signals for interfering gases

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)
PL08745688T 2007-04-11 2008-04-11 Wykrywanie reaktywnego gazu przy złożonym tle PL2140246T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92300507P 2007-04-11 2007-04-11

Publications (1)

Publication Number Publication Date
PL2140246T3 true PL2140246T3 (pl) 2017-01-31

Family

ID=39636902

Family Applications (1)

Application Number Title Priority Date Filing Date
PL08745688T PL2140246T3 (pl) 2007-04-11 2008-04-11 Wykrywanie reaktywnego gazu przy złożonym tle

Country Status (7)

Country Link
US (4) US7704301B2 (pl)
EP (1) EP2140246B1 (pl)
AU (1) AU2008240146B2 (pl)
CA (1) CA2683802C (pl)
HU (1) HUE029870T2 (pl)
PL (1) PL2140246T3 (pl)
WO (1) WO2008128114A1 (pl)

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Also Published As

Publication number Publication date
US20120185179A1 (en) 2012-07-19
US20080255769A1 (en) 2008-10-16
WO2008128114B1 (en) 2008-12-18
US7819946B2 (en) 2010-10-26
HUE029870T2 (en) 2017-04-28
US8500849B2 (en) 2013-08-06
US8152900B2 (en) 2012-04-10
CA2683802A1 (en) 2008-10-23
WO2008128114A1 (en) 2008-10-23
US20110093215A1 (en) 2011-04-21
AU2008240146A1 (en) 2008-10-23
US20100201989A1 (en) 2010-08-12
EP2140246A1 (en) 2010-01-06
EP2140246B1 (en) 2016-08-03
AU2008240146B2 (en) 2013-10-17
CA2683802C (en) 2017-09-05
US7704301B2 (en) 2010-04-27

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