ATE389171T1 - Verfahren und vorrichtung zur messung von gaskonzentrationen - Google Patents

Verfahren und vorrichtung zur messung von gaskonzentrationen

Info

Publication number
ATE389171T1
ATE389171T1 AT98200225T AT98200225T ATE389171T1 AT E389171 T1 ATE389171 T1 AT E389171T1 AT 98200225 T AT98200225 T AT 98200225T AT 98200225 T AT98200225 T AT 98200225T AT E389171 T1 ATE389171 T1 AT E389171T1
Authority
AT
Austria
Prior art keywords
eac
edc
signal
time
isolated
Prior art date
Application number
AT98200225T
Other languages
English (en)
Inventor
Alain Bazin
Francois Grasdepot
Juan-Pedro Silveira
Original Assignee
Actaris Sas
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 Actaris Sas filed Critical Actaris Sas
Application granted granted Critical
Publication of ATE389171T1 publication Critical patent/ATE389171T1/de

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
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
AT98200225T 1997-01-31 1998-01-27 Verfahren und vorrichtung zur messung von gaskonzentrationen ATE389171T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9701198A FR2759167B1 (fr) 1997-01-31 1997-01-31 Procede et dispositif de determination d'une concentration d'un volume de gaz

Publications (1)

Publication Number Publication Date
ATE389171T1 true ATE389171T1 (de) 2008-03-15

Family

ID=9503270

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98200225T ATE389171T1 (de) 1997-01-31 1998-01-27 Verfahren und vorrichtung zur messung von gaskonzentrationen

Country Status (6)

Country Link
US (1) US6133573A (de)
EP (1) EP0857964B1 (de)
AT (1) ATE389171T1 (de)
DE (1) DE69839236T2 (de)
ES (1) ES2302344T3 (de)
FR (1) FR2759167B1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004028360B3 (de) * 2004-06-11 2005-12-01 Drägerwerk AG Vorrichtung und Verfahren zur Bestimmung des Anteils einer Substanz in einer Gasprobe mit einem Infrarot-Messgerät
RU2529755C1 (ru) * 2013-05-07 2014-09-27 Общество с ограниченной ответственностью Фирма "Тритон-ЭлектроникС" Способ получения инфракрасного излучения

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4914720A (en) * 1986-12-04 1990-04-03 Cascadia Technology Corporation Gas analyzers
US4755665A (en) * 1987-07-22 1988-07-05 Square D Company Light detector and signal processing circuit
DE3812334A1 (de) * 1988-04-14 1989-10-26 Hartmann & Braun Ag Interferometrische einrichtung
US4998017A (en) * 1989-05-01 1991-03-05 Ryan Fredrick M Method and arrangement for measuring the optical absorptions of gaseous mixtures
GB9015800D0 (en) * 1990-07-18 1990-09-05 Secretary Trade Ind Brit Optical long-path monitoring apparatus
SE469701B (sv) * 1992-08-21 1993-08-23 Siemens Elema Ab Spektrofotometrisk metod och spektrofotometer foer att utfoera metoden
US5429805A (en) * 1993-01-08 1995-07-04 Fuji Electric Co., Ltd. Non-dispersive infrared gas analyzer including gas-filled radiation source
FI96450C (fi) * 1993-01-13 1996-06-25 Vaisala Oy Yksikanavainen kaasun pitoisuuden mittausmenetelmä ja -laitteisto
FR2716973B1 (fr) * 1994-03-03 1996-06-07 Schlumberger Ind Sa Procédé et dispositif de détermination de l'absorption d'un rayonnement électromagnétique par un gaz.

Also Published As

Publication number Publication date
ES2302344T3 (es) 2008-07-01
EP0857964B1 (de) 2008-03-12
US6133573A (en) 2000-10-17
FR2759167A1 (fr) 1998-08-07
FR2759167B1 (fr) 1999-04-02
DE69839236D1 (de) 2008-04-24
DE69839236T2 (de) 2009-03-05
EP0857964A1 (de) 1998-08-12

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties