FI954632A - Korrigering av stoetbreddning hos icke-dispersiv absorptionsmaetning av gasar - Google Patents

Korrigering av stoetbreddning hos icke-dispersiv absorptionsmaetning av gasar Download PDF

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Publication number
FI954632A
FI954632A FI954632A FI954632A FI954632A FI 954632 A FI954632 A FI 954632A FI 954632 A FI954632 A FI 954632A FI 954632 A FI954632 A FI 954632A FI 954632 A FI954632 A FI 954632A
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FI
Finland
Prior art keywords
gas
band
compensation
detector
radiation
Prior art date
Application number
FI954632A
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English (en)
Finnish (fi)
Other versions
FI101429B (sv
FI101429B1 (sv
FI954632A0 (fi
Inventor
Kurt Peter Weckstroem
Original Assignee
Instrumentarium Oy
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Publication date
Application filed by Instrumentarium Oy filed Critical Instrumentarium Oy
Priority to FI954632A priority Critical patent/FI101429B1/sv
Publication of FI954632A0 publication Critical patent/FI954632A0/fi
Priority to US08/544,663 priority patent/US5900635A/en
Publication of FI954632A publication Critical patent/FI954632A/sv
Application granted granted Critical
Publication of FI101429B publication Critical patent/FI101429B/sv
Publication of FI101429B1 publication Critical patent/FI101429B1/sv

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    • 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

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  • 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)
FI954632A 1995-09-29 1995-09-29 Korrigering av stötbreddning hos icke-dispersiv absorptionsmätning av gasar FI101429B1 (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI954632A FI101429B1 (sv) 1995-09-29 1995-09-29 Korrigering av stötbreddning hos icke-dispersiv absorptionsmätning av gasar
US08/544,663 US5900635A (en) 1995-09-29 1995-10-18 Correction of collision broadening in non-dispersive absorption measurement of gases

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI954632A FI101429B1 (sv) 1995-09-29 1995-09-29 Korrigering av stötbreddning hos icke-dispersiv absorptionsmätning av gasar

Publications (4)

Publication Number Publication Date
FI954632A0 FI954632A0 (fi) 1995-09-29
FI954632A true FI954632A (sv) 1997-03-30
FI101429B FI101429B (sv) 1998-06-15
FI101429B1 FI101429B1 (sv) 1998-06-15

Family

ID=8544110

Family Applications (1)

Application Number Title Priority Date Filing Date
FI954632A FI101429B1 (sv) 1995-09-29 1995-09-29 Korrigering av stötbreddning hos icke-dispersiv absorptionsmätning av gasar

Country Status (2)

Country Link
US (1) US5900635A (sv)
FI (1) FI101429B1 (sv)

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FI101749B1 (sv) * 1996-12-30 1998-08-14 Instrumentarium Oy Noggrann mätning av koncentration för en gaskomponent i en gasblandning, i vilken andra komponenter påverkar koncentrationsbestämningen
US6342948B1 (en) * 1998-11-20 2002-01-29 Waters Investments Limited Dual pathlength system for light absorbance detection
US6277081B1 (en) * 1999-05-18 2001-08-21 Invivo Research, Inc. Anesthetic gas detection apparatus
US6825044B2 (en) * 2001-11-21 2004-11-30 Optiscan Biomedical Corporation Method for adjusting a blood analyte measurement
JP3706910B2 (ja) * 2002-05-07 2005-10-19 国立大学法人神戸大学 ダイオキシン類の同族体・異性体のレーザー分光法による定量方法及び装置
US6844554B2 (en) * 2002-06-28 2005-01-18 Instrumentarium Corp. Method and arrangement for determining the concentration of a gas component in a gas mixture
US7075629B2 (en) * 2003-05-12 2006-07-11 Honeywell International Inc. High temperature pyrometer
EP1850112B1 (en) * 2005-02-14 2012-08-08 Japan Science and Technology Agency Apparatus for gas concentration measuring according to gas correlation method
FR2885225B1 (fr) * 2005-04-29 2007-06-22 Thales Sa Detecteur sequentiel markovien
EP2142909B1 (de) * 2007-05-02 2015-08-26 Siemens Aktiengesellschaft Detektoranordnung für einen nichtdispersiven infrarot-gasanalysator und verfahren zum nachweis einer messgaskomponente in einem gasgemisch mittels eines solchen gasanalysators
EP2169384B1 (en) * 2008-09-30 2013-04-10 General Electric Company IR gas sensor with simplified beam splitter.
US8003944B2 (en) * 2009-04-14 2011-08-23 Airware, Inc. Saturation filtering NDIR gas sensing methodology
US8976358B2 (en) * 2012-03-23 2015-03-10 Spectrasensors, Inc. Collisional broadening compensation using real or near-real time validation in spectroscopic analyzers
EP3646007B1 (en) * 2018-06-21 2023-08-09 Opgal Optronic Industries Ltd. Method for classification of alkanes in a gas leak
JPWO2021241589A1 (sv) * 2020-05-29 2021-12-02
DE102022101882A1 (de) * 2021-01-27 2022-07-28 bentekk GmbH Gasdetektionsvorrichtung mit zwei Messkammern und zwei Detektoren
CN112683839B (zh) * 2021-03-18 2021-07-13 深圳市理邦精密仪器股份有限公司 气室污染的检测方法、气体检测装置及可读存储介质

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US3770974A (en) * 1972-06-29 1973-11-06 Mine Safety Appliances Co Non-dispersive infrared fluid analyzer with compensation for absorptive and mechanical effects of ambient conditions
US3860344A (en) * 1973-05-10 1975-01-14 Honeywell Inc Multi-component infrared analyzer
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Also Published As

Publication number Publication date
FI101429B (sv) 1998-06-15
FI101429B1 (sv) 1998-06-15
US5900635A (en) 1999-05-04
FI954632A0 (fi) 1995-09-29

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Owner name: INSTRUMENTARIUM OY