ATE76194T1 - Verfahren und vorrichtung zur bestimmung der raeumlichen verteilung eines gases. - Google Patents

Verfahren und vorrichtung zur bestimmung der raeumlichen verteilung eines gases.

Info

Publication number
ATE76194T1
ATE76194T1 AT86202126T AT86202126T ATE76194T1 AT E76194 T1 ATE76194 T1 AT E76194T1 AT 86202126 T AT86202126 T AT 86202126T AT 86202126 T AT86202126 T AT 86202126T AT E76194 T1 ATE76194 T1 AT E76194T1
Authority
AT
Austria
Prior art keywords
gas
absorption band
concerned
screen
detector
Prior art date
Application number
AT86202126T
Other languages
English (en)
Inventor
Kuile Willem Maurits Ter
Original Assignee
Tno
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 Tno filed Critical Tno
Application granted granted Critical
Publication of ATE76194T1 publication Critical patent/ATE76194T1/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
    • G01N21/31—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
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J2003/1226—Interference filters
    • G01J2003/1234—Continuously variable IF [CVIF]; Wedge type
    • 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
    • G01N2021/1793—Remote sensing
    • G01N2021/1795—Atmospheric mapping of 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
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
AT86202126T 1985-12-05 1986-12-01 Verfahren und vorrichtung zur bestimmung der raeumlichen verteilung eines gases. ATE76194T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8503360A NL8503360A (nl) 1985-12-05 1985-12-05 Werkwijze voor het vaststellen van de verdeling van een gas in een ruimte, retro-reflecterend scherm voor infrarode straling en inrichting voor het met behulp van zo een scherm en een stralingsbron voor infrarode straling vaststellen van de verdeling van een gas in een ruimte.
EP86202126A EP0235404B1 (de) 1985-12-05 1986-12-01 Verfahren und Vorrichtung zur Bestimmung der räumlichen Verteilung eines Gases

Publications (1)

Publication Number Publication Date
ATE76194T1 true ATE76194T1 (de) 1992-05-15

Family

ID=19846971

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86202126T ATE76194T1 (de) 1985-12-05 1986-12-01 Verfahren und vorrichtung zur bestimmung der raeumlichen verteilung eines gases.

Country Status (4)

Country Link
EP (1) EP0235404B1 (de)
AT (1) ATE76194T1 (de)
DE (1) DE3685325D1 (de)
NL (1) NL8503360A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012006047B3 (de) * 2012-03-27 2013-08-01 Deutsches Zentrum Für Luft- Und Raumfahrt Vorrichtung zur Ermittlung von Gaskonzentrationen

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0541734A4 (en) * 1990-07-16 1993-07-28 Mda Scientific, Inc. Ftir remote sensor apparatus and method
GB2274163B (en) * 1993-01-12 1996-11-20 Pollution Monitor Syst Ltd Gas analyser
GB2320155B (en) * 1996-12-03 2000-11-01 Chelsea Instr Ltd Method and apparatus for the imaging of gases
US7301148B2 (en) 2003-04-23 2007-11-27 Battelle Memorial Institute Methods and systems for remote detection of gases
WO2012078324A2 (en) * 2010-11-17 2012-06-14 Massachusetts Institute Of Technology Retroreflectors for remote detection
EP4336162A1 (de) * 2022-09-07 2024-03-13 Honeywell International Inc. Multidirektionales detektorsystem mit offenem weg und verfahren zur verwendung davon

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1007325A (en) * 1973-11-14 1977-03-22 Her Majesty In Right Of Canada As Represented By Atomic Energy Of Canada Limited Gas detection system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012006047B3 (de) * 2012-03-27 2013-08-01 Deutsches Zentrum Für Luft- Und Raumfahrt Vorrichtung zur Ermittlung von Gaskonzentrationen

Also Published As

Publication number Publication date
DE3685325D1 (de) 1992-06-17
EP0235404B1 (de) 1992-05-13
EP0235404A2 (de) 1987-09-09
EP0235404A3 (en) 1989-09-06
NL8503360A (nl) 1987-07-01

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee