DE602004000374D1 - Gasdetektionsverfahren und gasdetektoreinrichtung - Google Patents

Gasdetektionsverfahren und gasdetektoreinrichtung

Info

Publication number
DE602004000374D1
DE602004000374D1 DE602004000374T DE602004000374T DE602004000374D1 DE 602004000374 D1 DE602004000374 D1 DE 602004000374D1 DE 602004000374 T DE602004000374 T DE 602004000374T DE 602004000374 T DE602004000374 T DE 602004000374T DE 602004000374 D1 DE602004000374 D1 DE 602004000374D1
Authority
DE
Germany
Prior art keywords
gas
sensor
source
detection
derivator
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602004000374T
Other languages
English (en)
Other versions
DE602004000374T2 (de
Inventor
Bert Willing
Markus Kohli
Andreas Seifert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leister Process Technologies
Original Assignee
IR Microsystems SA
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 SA filed Critical IR Microsystems SA
Publication of DE602004000374D1 publication Critical patent/DE602004000374D1/de
Application granted granted Critical
Publication of DE602004000374T2 publication Critical patent/DE602004000374T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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)
DE602004000374T 2003-09-12 2004-07-30 Gasdetektionsverfahren und gasdetektoreinrichtung Active DE602004000374T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US50228203P 2003-09-12 2003-09-12
US502282P 2003-09-12
PCT/EP2004/008584 WO2005026705A1 (en) 2003-09-12 2004-07-30 Gas detection method and gas detector device

Publications (2)

Publication Number Publication Date
DE602004000374D1 true DE602004000374D1 (de) 2006-04-13
DE602004000374T2 DE602004000374T2 (de) 2006-09-28

Family

ID=34312370

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004000374T Active DE602004000374T2 (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)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20041197A0 (fi) * 2004-09-15 2004-09-15 Vaisala Oyj Menetelmä optisen kaasunpitoisuuden mittauksen parantamiseksi
EP1750116B1 (de) 2005-08-04 2013-04-17 Axetris AG Verfahren und Gerät zur Bestimmung von Gaskonzentrationen
US7592595B1 (en) * 2006-03-28 2009-09-22 Operations Technology Development, Nfp Wide concentration range gas detection
EP1850116B1 (de) * 2006-04-27 2013-09-18 Axetris AG Verfahren zur Gasdetektion
US7414727B2 (en) * 2006-04-28 2008-08-19 Ir Microsystems Sa Gas detection method and gas detection device
DE102006030296A1 (de) * 2006-06-30 2008-01-03 Siemens Ag Gasanalyse mit Laser-Spektroskopie
CN100590419C (zh) * 2006-10-17 2010-02-17 中国科学院安徽光学精密机械研究所 新型结点式瓦斯浓度实时监测方法及传感器
AU2007338957B2 (en) * 2006-12-22 2014-05-22 Photonic Innovations Limited Gas detector
AU2014215941B2 (en) * 2006-12-22 2016-04-21 Photonic Innovations Limited Gas detector
EP1962077A1 (de) 2007-02-21 2008-08-27 IR Microsystems S.A. Gassensor
US7969576B1 (en) * 2007-03-23 2011-06-28 The Regents Of The University Of California Optical sensing based on wavelength modulation spectroscopy
DE102007015611A1 (de) * 2007-03-30 2008-10-09 Siemens Ag Verfahren zur nichtdispersiven Infrarot-Gasanalyse
CN101592605B (zh) * 2008-05-30 2012-07-18 台达电子工业股份有限公司 生物传感器
US7957001B2 (en) * 2008-10-10 2011-06-07 Ge Infrastructure Sensing, Inc. Wavelength-modulation spectroscopy method and apparatus
US7943915B2 (en) * 2008-10-10 2011-05-17 Ge Infrastructure Sensing, Inc. Method of calibrating a wavelength-modulation spectroscopy apparatus
DE102009051131A1 (de) * 2009-10-28 2011-05-05 Siemens Aktiengesellschaft Nichtdispersiver Infrarot-Gasanalysator
US8184297B2 (en) * 2009-12-17 2012-05-22 General Electric Company Gas mixture measurement system and methods therefor
CN101832923A (zh) * 2010-06-03 2010-09-15 中国石油集团川庆钻探工程有限公司长庆录井公司 一种适合储集层含油气的气体分析的红外气体检测系统
DE102010030549B4 (de) * 2010-06-25 2016-04-28 Siemens Aktiengesellschaft Nichtdispersiver Gasanalysator
US8003945B1 (en) * 2010-08-25 2011-08-23 Jacob Y Wong Intrinsically safe NDIR gas sensor in a can
US8358417B2 (en) * 2010-10-21 2013-01-22 Spectrasensors, Inc. Spectrometer with validation cell
CN102226722B (zh) * 2011-03-29 2013-03-20 韦占雄 光纤光栅传感器的波长检测仪
US8178832B1 (en) * 2011-05-31 2012-05-15 Wong Jacob Y Re-calibration methodology for NDIR gas sensors
CN102495009A (zh) * 2011-11-21 2012-06-13 武汉理工大学 一种气体检测无线传感方法及装置
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
DE102014200583B3 (de) 2014-01-15 2015-05-13 Robert Bosch Gmbh Verfahren zum herstellen eines integrierten mikromechanischen fluidsensor-bauteils, integriertes mikromechanisches fluidsensor-bauteil und verfahren zum detektieren eines fluids mittels eines integrierten mikromechanischen fluidsensor-bauteils
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
EP3180598B1 (de) * 2014-08-15 2024-03-06 Tenova Goodfellow Inc. System und verfahren zur analyse von staubiger industrieller abgaschemie
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
CN112304885B (zh) * 2020-10-29 2023-06-13 山东省科学院激光研究所 一种基于vcsel的自适应多谱线co检测系统及方法
CN113433066B (zh) * 2021-06-28 2024-01-30 江西人民输变电有限公司 配电柜内部气体检测系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059356A (en) * 1975-02-24 1977-11-22 Environmental Research & Technology, Inc. Gas detector
US4163899A (en) * 1977-11-30 1979-08-07 Andros, Inc. Method and apparatus for gas analysis
SE8802536D0 (sv) * 1988-07-07 1988-07-07 Altoptronic Ab Metod och apparat for spektroskopisk metning av koncentrationen av en gas i ett prov
US5332901A (en) * 1991-03-15 1994-07-26 Li-Cor, Inc. Gas analyzing apparatus and method for simultaneous measurement of carbon dioxide and water
US6351309B1 (en) * 1991-08-06 2002-02-26 Southwest Sciences Incorporated Dual modulation laser line-locking technique for wavelength modulation spectroscopy
US6064488A (en) * 1997-06-06 2000-05-16 Monitor Labs, Inc. Method and apparatus for in situ gas concentration measurement
US6008928A (en) * 1997-12-08 1999-12-28 The United States As Represented By The Administrator Of The National Aeronautics And Space Administration Multi-gas sensor
US6172759B1 (en) 1998-03-04 2001-01-09 Quantum Group Inc. Target gas detection system with rapidly regenerating optically responding sensors
US6356350B1 (en) * 1998-07-30 2002-03-12 Southwest Sciences Incorporated Wavelength modulation spectroscopy with multiple harmonic detection
JP4467674B2 (ja) * 1999-08-31 2010-05-26 三菱重工業株式会社 ガス濃度計測装置
US6549687B1 (en) * 2001-10-26 2003-04-15 Lake Shore Cryotronics, Inc. System and method for measuring physical, chemical and biological stimuli using vertical cavity surface emitting lasers with integrated tuner
US6940599B1 (en) * 2002-02-08 2005-09-06 Southwest Sciences Incorporated Envelope functions for modulation spectroscopy
US7102751B2 (en) * 2003-11-11 2006-09-05 Battelle Memorial Institute Laser-based spectroscopic detection techniques
US6822742B1 (en) * 2003-12-19 2004-11-23 Eastman Kodak Company System and method for remote quantitative detection of fluid leaks from a natural gas or oil pipeline

Also Published As

Publication number Publication date
PL1549932T3 (pl) 2006-06-30
CA2538554A1 (en) 2005-03-24
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
ATE317115T1 (de) 2006-02-15
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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