FI954632A - T¦rmäyslevenemän korjaus kaasujen ei-dispersiivisessä absorptiomittauksessa - Google Patents

T¦rmäyslevenemän korjaus kaasujen ei-dispersiivisessä absorptiomittauksessa 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
Other languages
English (en)
Swedish (sv)
Other versions
FI954632A0 (fi
FI101429B (fi
FI101429B1 (fi
Inventor
Kurt Peter Weckstroem
Original Assignee
Instrumentarium Oy
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 Instrumentarium Oy filed Critical Instrumentarium Oy
Priority to FI954632A priority Critical patent/FI101429B1/fi
Publication of FI954632A0 publication Critical patent/FI954632A0/fi
Priority to US08/544,663 priority patent/US5900635A/en
Publication of FI954632A publication Critical patent/FI954632A/fi
Application granted granted Critical
Publication of FI101429B publication Critical patent/FI101429B/fi
Publication of FI101429B1 publication Critical patent/FI101429B1/fi

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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 Törmäyslevenemän korjaus kaasujen ei-dispersiivisessä absorptiomittauksessa FI101429B1 (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI954632A FI101429B1 (fi) 1995-09-29 1995-09-29 Törmäyslevenemän korjaus kaasujen ei-dispersiivisessä absorptiomittauksessa
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 (fi) 1995-09-29 1995-09-29 Törmäyslevenemän korjaus kaasujen ei-dispersiivisessä absorptiomittauksessa

Publications (4)

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

Family

ID=8544110

Family Applications (1)

Application Number Title Priority Date Filing Date
FI954632A FI101429B1 (fi) 1995-09-29 1995-09-29 Törmäyslevenemän korjaus kaasujen ei-dispersiivisessä absorptiomittauksessa

Country Status (2)

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

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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
CA2597457A1 (en) * 2005-02-14 2006-08-17 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
US8158945B2 (en) * 2007-05-02 2012-04-17 Siemens Aktiengesellschaft Detector arrangement for a nondispersive infrared gas analyzer and method for the detection of a measuring gas component in a gas mixture by means of such a gas analyzer
EP2169384B1 (en) * 2008-09-30 2013-04-10 General Electric Company IR gas sensor with simplified beam splitter.
WO2010120821A1 (en) * 2009-04-14 2010-10-21 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
KR102211038B1 (ko) 2018-06-21 2021-02-03 옵갈 옵트로닉 인더스트리스 엘티디. 가스 누출에서 가스 화합물의 분류 방법
US20220236182A1 (en) * 2021-01-27 2022-07-28 bentekk GmbH Gas detection apparatus having two measurement chambers and two detectors
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
US3904880A (en) * 1973-05-10 1975-09-09 Honeywell Inc Multi-component infrared analyzer
US3878107A (en) * 1974-06-24 1975-04-15 Philco Ford Corp Electronically compensated rotating gas cell analyzer
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JPH06103262B2 (ja) * 1987-12-29 1994-12-14 株式会社堀場製作所 ガス分析計
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Also Published As

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

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Owner name: INSTRUMENTARIUM OY