ATE434757T1 - Verfahren zum nachweis von gasen mittels absorptionsspektroskopie - Google Patents

Verfahren zum nachweis von gasen mittels absorptionsspektroskopie

Info

Publication number
ATE434757T1
ATE434757T1 AT02778230T AT02778230T ATE434757T1 AT E434757 T1 ATE434757 T1 AT E434757T1 AT 02778230 T AT02778230 T AT 02778230T AT 02778230 T AT02778230 T AT 02778230T AT E434757 T1 ATE434757 T1 AT E434757T1
Authority
AT
Austria
Prior art keywords
mirror
axle
light source
detector
cell
Prior art date
Application number
AT02778230T
Other languages
English (en)
Inventor
Fabrice Bounaix
Original Assignee
Tdw Delaware Inc
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 Tdw Delaware Inc filed Critical Tdw Delaware Inc
Application granted granted Critical
Publication of ATE434757T1 publication Critical patent/ATE434757T1/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
    • 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
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/031—Multipass arrangements
    • 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
    • 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
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G01J2003/423—Spectral arrangements using lasers, e.g. tunable
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/0303—Optical path conditioning in cuvettes, e.g. windows; adapted optical elements or systems; path modifying or adjustment
    • G01N2021/0307—Insert part in cell
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/05—Flow-through cuvettes
    • G01N2021/052—Tubular type; cavity type; multireflective
    • 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
    • G01N2201/061—Sources
    • G01N2201/06113—Coherent sources; lasers
    • G01N2201/0612—Laser diodes
    • 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
    • G01N2201/062—LED's

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT02778230T 2002-09-06 2002-09-06 Verfahren zum nachweis von gasen mittels absorptionsspektroskopie ATE434757T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2002/028377 WO2004023114A1 (en) 2002-09-06 2002-09-06 Method and device for detecting gases by absorption spectroscopy

Publications (1)

Publication Number Publication Date
ATE434757T1 true ATE434757T1 (de) 2009-07-15

Family

ID=31975586

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02778230T ATE434757T1 (de) 2002-09-06 2002-09-06 Verfahren zum nachweis von gasen mittels absorptionsspektroskopie

Country Status (8)

Country Link
EP (2) EP1535047B1 (de)
CN (2) CN101470072B (de)
AT (1) ATE434757T1 (de)
AU (1) AU2002339891A1 (de)
BR (1) BR0211327A (de)
DE (1) DE60232749D1 (de)
ES (1) ES2328800T3 (de)
WO (1) WO2004023114A1 (de)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7352463B2 (en) 2002-09-06 2008-04-01 Tdw Delaware, Inc. Method and device for detecting gases by absorption spectroscopy
DE502005006303D1 (de) * 2004-03-23 2009-02-05 Koenig & Bauer Ag Druckmaschine mit einem Inline-Inspektionssystem
JP4511857B2 (ja) 2004-03-24 2010-07-28 国立大学法人京都大学 フォトニック結晶を応用したセンサおよび検出対象物質の検出方法
CN101021474B (zh) * 2006-12-05 2010-09-01 中国科学院安徽光学精密机械研究所 开放式气体多组分监测仪及监测方法
WO2008072167A1 (en) * 2006-12-12 2008-06-19 Koninklijke Philips Electronics N.V. Sample concentration detector with temperature compensation
ITBO20070036A1 (it) * 2007-01-23 2008-07-24 Aea Srl Metodo e dispositivo di misura della concentrazione dei gas di scarico di una caldaia
EP1972922A1 (de) * 2007-03-22 2008-09-24 S.I.T. S.r.l. Herriott-Zelle mit Mehrfachdurchgang und variabler Länge
JP5357506B2 (ja) * 2008-10-29 2013-12-04 三菱重工業株式会社 濃度測定方法および装置
US8992836B2 (en) 2008-11-14 2015-03-31 Cornell University Cavity-enhanced on-chip absorption spectroscopy
US8508740B2 (en) * 2010-01-04 2013-08-13 University Corporation For Atmospheric Research Optical multi-pass cell
CN102128804B (zh) * 2010-11-12 2013-06-19 上海芯敏微系统技术有限公司 一种侧壁进/出气的红外气体传感器
US8531659B2 (en) * 2011-03-24 2013-09-10 The Laser Sensing Company Multipass cell using spherical mirrors while achieving dense spot patterns
CN102297838B (zh) * 2011-05-17 2013-07-31 西安交通大学 一种双锥形气体在线光谱分析气室
CN102297839B (zh) * 2011-05-20 2013-06-05 中国科学院电工研究所 一种用于吸收光谱测定的气体吸收池
CN102495018B (zh) * 2011-11-14 2012-10-17 济南火哨安全科技有限公司 温补一体红外吸收式气体传感器及检测装置
CN103323423A (zh) * 2013-05-24 2013-09-25 深圳市赛宝伦计算机技术有限公司 基于激光对气体浓度分析的抗干扰方法及系统
ITBZ20130046A1 (it) 2013-09-09 2015-03-10 Huberg Huber Guenther & Co Dispositivo per la misurazione della concentrazione di un a miscela di gas
US9880093B2 (en) * 2013-09-24 2018-01-30 Ge Healthcare Bio-Sciences Ab Optical absorption monitor system
US9109951B2 (en) 2013-11-06 2015-08-18 Spectrasensors, Inc. Reduced volume spectroscopic sample cell
DE102014000651B3 (de) * 2014-01-17 2015-05-13 Gottfried Wilhelm Leibniz Universität Hannover Vorrichtung zum Bestimmen einer Konzentration eines chemischen Stoffes
US10925515B2 (en) 2014-05-22 2021-02-23 Picomole Inc. Alveolar breath collection apparatus
CA2886213A1 (en) * 2014-09-07 2015-05-27 Unisearch Associates Inc. Gas cell assembly and applications in absorption spectroscopy
CN104483269A (zh) * 2014-12-12 2015-04-01 东北石油大学 天然气吸收光谱测试用光学腔
CN104535531A (zh) * 2014-12-15 2015-04-22 北京航天易联科技发展有限公司 手持激光气体浓度监测仪及其控制方法
GB2538563B (en) * 2015-05-22 2017-08-02 Optosci Ltd Gas sensing apparatus
FR3040528B1 (fr) * 2015-09-02 2017-09-15 Pfeiffer Vacuum Sas Procede et station de mesure de la contamination d'une boite de transport pour le convoyage et le stockage atmospherique de substrats
CN106769955A (zh) 2015-11-25 2017-05-31 优胜光分联营公司 用于吸收光谱法的气室
US10724945B2 (en) 2016-04-19 2020-07-28 Cascade Technologies Holdings Limited Laser detection system and method
US10180393B2 (en) 2016-04-20 2019-01-15 Cascade Technologies Holdings Limited Sample cell
US10775297B2 (en) * 2016-08-24 2020-09-15 Ecotec Solutions, Inc. Laser absorption spectroscopy system and method for discrimination of a first and a second gas
GB201700905D0 (en) 2017-01-19 2017-03-08 Cascade Tech Holdings Ltd Close-Coupled Analyser
CN106596468A (zh) * 2017-01-23 2017-04-26 章欣 光学气体吸收池及光学气体传感器
CN106770026A (zh) * 2017-01-23 2017-05-31 章欣 光学气体吸收池及光学气体传感器
CN108398387A (zh) * 2017-02-07 2018-08-14 上海艾梦电子科技有限公司 一种基于光谱的no浓度检测仪
US10666012B2 (en) 2017-03-13 2020-05-26 Picomole Inc. Apparatus and method of optimizing laser system
CN108279215B (zh) * 2017-12-26 2023-09-05 聚光科技(杭州)股份有限公司 光电式气体检测装置及其工作方法
CN108132182A (zh) * 2018-01-25 2018-06-08 中国科学院半导体研究所 一种加热混合气体的结构
US12071608B2 (en) * 2018-02-28 2024-08-27 Rosemount Inc. Detachable dissolved oxygen sensor interface for single-use bioreactor/mixer
EP3811171B1 (de) 2018-06-19 2025-02-26 SeekOps Inc. Algorithmen und verfahren für emissionsschätzungsmodell
WO2019246283A1 (en) 2018-06-19 2019-12-26 Seekops Inc. Localization analytics algorithms and methods
US12399164B2 (en) 2018-06-19 2025-08-26 Seekops Inc. Emissions estimate model algorithms and methods
US12044666B2 (en) * 2018-07-30 2024-07-23 Seekops Inc. Ultra-lightweight, handheld gas leak detection device
EP3870951A4 (de) 2018-10-22 2022-07-27 SeekOps Inc. Hochbreitbandiger, leichter punktsensor auf uav zur quantifizierung von treibhausgasen in atmosphärischen schichten
GB2578920A (en) * 2018-11-14 2020-06-03 Duvas Tech Limited Lighting arrangement for fluid analysis system
CN109520931A (zh) * 2018-12-29 2019-03-26 青岛海纳光电环保有限公司 气体吸收室
CN109856054A (zh) * 2019-03-26 2019-06-07 北京市燃气集团有限责任公司 一种腔衰荡光谱的检测装置
US11035789B2 (en) 2019-04-03 2021-06-15 Picomole Inc. Cavity ring-down spectroscopy system and method of modulating a light beam therein
US12188847B2 (en) 2019-04-05 2025-01-07 Seekops Inc. Time-and data-efficient assurance of leak detection
CN110057452A (zh) * 2019-05-16 2019-07-26 北京印刷学院 光谱检测装置及系统
CN110361353B (zh) * 2019-08-15 2024-11-08 深圳市诺安智能股份有限公司 具有自适应反光件的气体浓度检测装置及报警装置
US11553814B2 (en) * 2019-08-28 2023-01-17 Ii-Vi Delaware, Inc. Non-electric powered, off-grid, beverage brewer
CN110426353B (zh) * 2019-09-09 2024-07-23 中国空气动力研究与发展中心超高速空气动力研究所 一种气体激光吸收光谱测量的标定装置
US12392680B2 (en) 2019-09-20 2025-08-19 Seekops Inc. Spectral fitting of compact laser-based trace gas sensor measurements for high dynamic range (HDR)
US12197233B2 (en) 2019-10-04 2025-01-14 Seekops Inc. Closed surface flight pattern generation for unmanned aerial vehicle (UAV) flux plane assessment of large facilities
US11614430B2 (en) 2019-12-19 2023-03-28 Seekops Inc. Concurrent in-situ measurement of wind speed and trace gases on mobile platforms for localization and qualification of emissions
CN111157470A (zh) * 2020-01-06 2020-05-15 武汉米字能源科技有限公司 一种多激光器同时在线测量多组分气体含量的方法
US12276597B2 (en) 2020-02-05 2025-04-15 Seekops Inc. Multiple path length optical cell for trace gas measurement
US12055485B2 (en) 2020-02-05 2024-08-06 Seekops Inc. Multispecies measurement platform using absorption spectroscopy for measurement of co-emitted trace gases
US11782049B2 (en) 2020-02-28 2023-10-10 Picomole Inc. Apparatus and method for collecting a breath sample using a container with controllable volume
US11957450B2 (en) 2020-02-28 2024-04-16 Picomole Inc. Apparatus and method for collecting a breath sample using an air circulation system
CN111458299B (zh) * 2020-04-30 2025-03-25 武汉六九传感科技有限公司 一种气体吸收池、气体浓度检测装置及方法
CN111474130A (zh) * 2020-05-29 2020-07-31 南昌航空大学 一种基于光谱法在线检测气态丙醛、丙烯醛的简便装置及方法
CN111562228A (zh) * 2020-06-15 2020-08-21 合肥中光环象光电科技有限公司 一种二氧化氮测量装置及测量方法
US12475798B2 (en) 2020-07-17 2025-11-18 Seekops Inc. UAS work practice
US11748866B2 (en) 2020-07-17 2023-09-05 Seekops Inc. Systems and methods of automated detection of gas plumes using optical imaging
CN112304898B (zh) * 2020-10-23 2023-03-24 西安智光物联科技有限公司 一种车载前置式激光气体检测仪
WO2022093864A1 (en) 2020-10-27 2022-05-05 Seekops Inc. Methods and apparatus for measuring methane emissions with an optical open-cavity methane sensor
CN116973326A (zh) * 2023-08-07 2023-10-31 宁波海尔欣光电科技有限公司 一种同时测量多种气体浓度的便携式低功耗仪器
CN120232816B (zh) * 2025-06-03 2025-08-22 吉林大学 一种中空圆台形多通吸收池

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5414264A (en) * 1993-04-16 1995-05-09 Gaztech International Corporation Enhanced pathlength gas sample chamber
GB2286458A (en) * 1994-02-04 1995-08-16 Marconi Gec Ltd An optical absorption oxygen sensor
FR2733319B1 (fr) * 1995-04-21 1997-05-23 Air Liquide Procede et dispositif d'analyse de traces d'impuretes dans un echantillon de gaz au moyen d'une diode laser
US5977546A (en) * 1997-05-13 1999-11-02 Carlson; Lee Richard Self normalizing radiant energy monitor and apparatus for gain independent material quantity measurements
CN2303293Y (zh) * 1997-06-04 1999-01-06 侯蓝田 气体浓度检测装置
US6421127B1 (en) * 1999-07-19 2002-07-16 American Air Liquide, Inc. Method and system for preventing deposition on an optical component in a spectroscopic sensor

Also Published As

Publication number Publication date
EP1535047A1 (de) 2005-06-01
BR0211327A (pt) 2004-12-21
CN101470072A (zh) 2009-07-01
DE60232749D1 (de) 2009-08-06
CN1659428A (zh) 2005-08-24
CN101470072B (zh) 2011-02-16
EP1535047B1 (de) 2009-06-24
EP1647820A2 (de) 2006-04-19
AU2002339891A1 (en) 2004-03-29
CN100464178C (zh) 2009-02-25
ES2328800T3 (es) 2009-11-18
EP1647820B1 (de) 2006-12-20
EP1647820A3 (de) 2006-05-03
WO2004023114A1 (en) 2004-03-18

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