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NO901792D0 - Fremgangsmaate og apparat til maaling av optisk absorpsjon av gassblandinger. - Google Patents

Fremgangsmaate og apparat til maaling av optisk absorpsjon av gassblandinger.

Info

Publication number
NO901792D0
NO901792D0 NO901792A NO901792A NO901792D0 NO 901792 D0 NO901792 D0 NO 901792D0 NO 901792 A NO901792 A NO 901792A NO 901792 A NO901792 A NO 901792A NO 901792 D0 NO901792 D0 NO 901792D0
Authority
NO
Norway
Prior art keywords
gas
interest
light beam
absorption
light
Prior art date
Application number
NO901792A
Other languages
English (en)
Other versions
NO901792L (no
Inventor
Frederick Merk Ryan
Milton S Gottlieb
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of NO901792D0 publication Critical patent/NO901792D0/no
Publication of NO901792L publication Critical patent/NO901792L/no

Links

Classifications

    • 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
    • G01J3/26—Generating the spectrum; Monochromators using multiple reflection, e.g. Fabry-Perot interferometer, variable interference filters
    • 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
    • G01J3/28—Investigating the spectrum
    • G01J2003/2886—Investigating periodic spectrum
    • 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)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NO90901792A 1989-05-01 1990-04-24 Fremgangsmaate og apparat til maaling av optisk absorpsjon av gassblandinger. NO901792L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/345,863 US4998017A (en) 1989-05-01 1989-05-01 Method and arrangement for measuring the optical absorptions of gaseous mixtures

Publications (2)

Publication Number Publication Date
NO901792D0 true NO901792D0 (no) 1990-04-24
NO901792L NO901792L (no) 1990-11-02

Family

ID=23356821

Family Applications (1)

Application Number Title Priority Date Filing Date
NO90901792A NO901792L (no) 1989-05-01 1990-04-24 Fremgangsmaate og apparat til maaling av optisk absorpsjon av gassblandinger.

Country Status (7)

Country Link
US (2) US4998017A (no)
EP (1) EP0396319B1 (no)
JP (1) JPH0363548A (no)
AT (1) ATE135108T1 (no)
CA (1) CA2014874C (no)
DE (1) DE69025639T2 (no)
NO (1) NO901792L (no)

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FR2759167B1 (fr) * 1997-01-31 1999-04-02 Schlumberger Ind Sa Procede et dispositif de determination d'une concentration d'un volume de gaz
US6249343B1 (en) * 1999-10-29 2001-06-19 Agilent Technologies, Inc. Wavelength reference standard using multiple gases
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WO2001059428A2 (en) * 2000-02-10 2001-08-16 The Regents Of The University Of California Method and apparatus for measuring birefringent particles
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US6576905B2 (en) 2001-06-14 2003-06-10 Gas Research Institute Method and assembly for gas detection via a convergent birefringent filter
US7897406B2 (en) * 2002-12-20 2011-03-01 Fiso Technologies Inc. Method and sensor for detecting a chemical substance using an optically anisotropic material
US20040145741A1 (en) * 2003-01-24 2004-07-29 Honeywell International Inc. Comb etalon fluid analyzer
US7050215B1 (en) 2003-08-01 2006-05-23 Ball Aerospace & Technologies Corp. Method and apparatus for providing a gas correlation filter for remote sensing of atmospheric trace gases
US7030991B1 (en) 2003-08-01 2006-04-18 Ball Aerospace & Technologies Corp. Field condensing imaging system for remote sensing of atmospheric trace gases
US7446877B2 (en) * 2004-08-27 2008-11-04 Bwt Property Inc. All-fiber spectroscopic optical sensor
US7561274B2 (en) * 2005-10-20 2009-07-14 Duke University Optical spectroscopy utilizing planar spectral filters
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US7675616B1 (en) 2007-09-19 2010-03-09 The United States Of America As Represented By The Secretary Of The Navy Combustion plume absorption gauge
US7796265B2 (en) 2008-04-24 2010-09-14 Bah Holdings Llc Optical absorption gas analyser
JP2010286291A (ja) * 2009-06-10 2010-12-24 Hioki Ee Corp 赤外線分光器および赤外線分光測定装置
DE102009037706A1 (de) * 2009-08-17 2011-02-24 Opsolution Nanophotonics Gmbh Verfahren und Vorrichtung zur Bestimmung der Konzentration von NO2 in Gasgemischen
US8692997B2 (en) 2010-08-25 2014-04-08 Bah Holdings Llc Optical gas and/or particulate sensors
US9030663B2 (en) * 2011-10-31 2015-05-12 Exelis Inc. Remote absorption spectroscopy by coded transmission
DE102012007030C5 (de) * 2012-04-05 2019-01-10 Drägerwerk AG & Co. KGaA Vorrichtung und Verfahren zur schnellen Aufnahme eines Absorptionsspektrums eines Fluids
EP2857811B1 (de) * 2013-10-02 2015-09-23 Sick Ag Spektrometer zur Gasanalyse
WO2015114800A1 (ja) * 2014-01-31 2015-08-06 三菱電機株式会社 光伝送装置および光伝送方法
JP6677431B2 (ja) * 2014-05-27 2020-04-08 ジーエイチジーサット インコーポレイテッド 大気微量ガスのファブリ・ペロー干渉計に基づく衛星検出
DE102014212564A1 (de) * 2014-07-29 2016-02-04 Robert Bosch Gmbh Messgerät zur Bestimmung von gasförmigen Bestandteilen der Luft
US9976901B2 (en) * 2014-08-14 2018-05-22 Bae Systems Information And Electronic Systems Integration Inc. Ultra-narrow band-pass via etalon external to a long-wavelength infrared sensor
WO2016034511A1 (en) * 2014-09-05 2016-03-10 Pilot Photonics Limited Spectroscopic detection using a tunable frequency comb
DE102015106373B4 (de) * 2015-04-24 2023-03-02 Infineon Technologies Ag Photoakustisches gassensormodul mit lichtemittereinheit und einer detektoreinheit
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Also Published As

Publication number Publication date
CA2014874A1 (en) 1990-11-01
EP0396319B1 (en) 1996-03-06
USRE35355E (en) 1996-10-22
DE69025639T2 (de) 1996-07-18
CA2014874C (en) 1996-06-11
EP0396319A1 (en) 1990-11-07
JPH0363548A (ja) 1991-03-19
ATE135108T1 (de) 1996-03-15
DE69025639D1 (de) 1996-04-11
US4998017A (en) 1991-03-05
NO901792L (no) 1990-11-02

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