ATE317115T1 - Gasdetektionsverfahren und gasdetektoreinrichtung - Google Patents

Gasdetektionsverfahren und gasdetektoreinrichtung

Info

Publication number
ATE317115T1
ATE317115T1 AT04763664T AT04763664T ATE317115T1 AT E317115 T1 ATE317115 T1 AT E317115T1 AT 04763664 T AT04763664 T AT 04763664T AT 04763664 T AT04763664 T AT 04763664T AT E317115 T1 ATE317115 T1 AT E317115T1
Authority
AT
Austria
Prior art keywords
sensor
gas detection
source
detection
derivator
Prior art date
Application number
AT04763664T
Other languages
English (en)
Inventor
Bert Willing
Markus Kohli
Andreas Seifert
Original Assignee
Ir Microsystems S A
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 Ir Microsystems S A filed Critical Ir Microsystems S A
Application granted granted Critical
Publication of ATE317115T1 publication Critical patent/ATE317115T1/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
    • 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
    • G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
    • 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
    • G01N2021/3129—Determining multicomponents by multiwavelength light
    • G01N2021/3133—Determining multicomponents by multiwavelength light with selection of wavelengths before the sample
    • 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
    • G01N2021/3185—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry typically monochromatic or band-limited
    • 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
    • G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
    • G01N2021/396—Type of laser source
    • G01N2021/399—Diode laser
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/069—Supply of sources
    • G01N2201/0691—Modulated (not pulsed supply)

Landscapes

  • 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)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
AT04763664T 2003-09-12 2004-07-30 Gasdetektionsverfahren und gasdetektoreinrichtung ATE317115T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50228203P 2003-09-12 2003-09-12

Publications (1)

Publication Number Publication Date
ATE317115T1 true ATE317115T1 (de) 2006-02-15

Family

ID=34312370

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04763664T ATE317115T1 (de) 2003-09-12 2004-07-30 Gasdetektionsverfahren und gasdetektoreinrichtung

Country Status (12)

Country Link
US (1) US7180595B2 (de)
EP (1) EP1549932B1 (de)
JP (1) JP2007504449A (de)
KR (1) KR100778197B1 (de)
CN (1) CN100559160C (de)
AT (1) ATE317115T1 (de)
CA (1) CA2538554A1 (de)
DE (1) DE602004000374T2 (de)
DK (1) DK1549932T3 (de)
ES (1) ES2256834T3 (de)
PL (1) PL1549932T3 (de)
WO (1) WO2005026705A1 (de)

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US8003945B1 (en) * 2010-08-25 2011-08-23 Jacob Y Wong Intrinsically safe NDIR gas sensor in a can
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US8178832B1 (en) * 2011-05-31 2012-05-15 Wong Jacob Y Re-calibration methodology for NDIR gas sensors
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KR101311308B1 (ko) * 2011-12-26 2013-09-25 국방과학연구소 레이저의 열적번짐 측정장치, 이를 포함하는 열적번짐 측정 시스템 및 레이저의 열적번짐 측정방법
US8742370B2 (en) * 2012-03-21 2014-06-03 Bah Holdings Llc Gas sensor
US9459209B2 (en) * 2012-06-04 2016-10-04 Shimadzu Corporation Gas analysis device
DE102012215594B3 (de) * 2012-09-03 2013-08-01 Sick Ag Verfahren zur Laserspektroskopie von Gasen
KR101331834B1 (ko) 2012-11-28 2013-11-22 국방과학연구소 고출력 레이저 장거리 대기전파에 의한 레이저-물질 상호작용 시뮬레이터
EP2803975B1 (de) * 2013-05-17 2015-07-08 Sick Ag Verfahren zur Laserspektroskopie von Gasen
KR101373864B1 (ko) 2013-07-02 2014-03-12 이승철 고압반, 저압반, 모터콘트롤반, 분전반 배전반의 전기화재 조기 감지장치
CN103499545B (zh) * 2013-10-14 2015-09-09 北京信息科技大学 采用气体参考腔反馈补偿的半导体激光器气体检测系统
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CN103760136A (zh) * 2014-01-21 2014-04-30 河北先河环保科技股份有限公司 一种温室气体及其稳定同位素在线监测系统
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EP3001180A1 (de) * 2014-09-29 2016-03-30 Siemens Aktiengesellschaft Verfahren und Gasanalysator zur Messung der Konzentration einer Gaskomponente in einem Messgas
US9377359B1 (en) * 2015-02-04 2016-06-28 Axetris Ag Optical measuring system and gas detecting method
CN104697952B (zh) * 2015-03-23 2017-09-15 山东省科学院海洋仪器仪表研究所 用于对海水中的多种气体进行浓度检测的装置
GB201513313D0 (en) * 2015-07-28 2015-09-09 Gas Measurement Instr Ltd Gas detection apparatus and method
CN105388125A (zh) * 2015-10-30 2016-03-09 苏州优康通信设备有限公司 一氧化碳浓度的光学检测系统
JP6930548B2 (ja) 2017-01-26 2021-09-01 日本電気株式会社 検知システム及び検知方法
US20190064061A1 (en) * 2017-08-26 2019-02-28 Innovative Micro Technology Gas sensor using vcsel
CN109883980A (zh) * 2019-03-29 2019-06-14 安徽延达智能科技有限公司 一种可以同时测甲烷、一氧化碳的本安传感器
KR102330480B1 (ko) * 2019-09-20 2021-11-24 플람 주식회사 세정장비 모니터링 장치
CN111751845B (zh) * 2020-06-23 2023-04-18 南京泰爱信科技有限公司 用于气体检测的激光雷达频率锁定装置及方法
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Also Published As

Publication number Publication date
PL1549932T3 (pl) 2006-06-30
CA2538554A1 (en) 2005-03-24
DE602004000374D1 (de) 2006-04-13
KR20060061371A (ko) 2006-06-07
WO2005026705A1 (en) 2005-03-24
CN1849507A (zh) 2006-10-18
KR100778197B1 (ko) 2007-11-22
US20060098202A1 (en) 2006-05-11
US7180595B2 (en) 2007-02-20
JP2007504449A (ja) 2007-03-01
DK1549932T3 (da) 2006-06-06
DE602004000374T2 (de) 2006-09-28
CN100559160C (zh) 2009-11-11
EP1549932B1 (de) 2006-02-01
ES2256834T3 (es) 2006-07-16
EP1549932A1 (de) 2005-07-06

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