ATE378580T1 - Gasnachweis - Google Patents
GasnachweisInfo
- Publication number
- ATE378580T1 ATE378580T1 AT05717944T AT05717944T ATE378580T1 AT E378580 T1 ATE378580 T1 AT E378580T1 AT 05717944 T AT05717944 T AT 05717944T AT 05717944 T AT05717944 T AT 05717944T AT E378580 T1 ATE378580 T1 AT E378580T1
- Authority
- AT
- Austria
- Prior art keywords
- target gas
- lasers
- amplitude
- calculated
- measurements made
- Prior art date
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
- G01N21/39—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
- G01J3/433—Modulation spectrometry; Derivative spectrometry
- G01J3/4338—Frequency modulated 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
- G01N21/17—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
- G01N2021/3513—Open path with an instrumental source
-
- 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
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (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)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0405252A GB2411953A (en) | 2004-03-09 | 2004-03-09 | High sensitivity gas detector |
| GB0406559A GB2412430A (en) | 2004-03-24 | 2004-03-24 | Hazardous gas detector |
| GB0407533A GB2412728A (en) | 2004-04-02 | 2004-04-02 | High integrity gas detector |
| GB0421319A GB2418483A (en) | 2004-09-27 | 2004-09-27 | Laser diode spectroscopy gas detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE378580T1 true ATE378580T1 (de) | 2007-11-15 |
Family
ID=34961717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT05717944T ATE378580T1 (de) | 2004-03-09 | 2005-03-08 | Gasnachweis |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7705988B2 (de) |
| EP (1) | EP1723407B1 (de) |
| AT (1) | ATE378580T1 (de) |
| CA (1) | CA2558851C (de) |
| DE (1) | DE602005003337T2 (de) |
| WO (1) | WO2005088275A1 (de) |
Families Citing this family (70)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070229834A1 (en) | 2004-10-22 | 2007-10-04 | Patel C Kumar N | System and method for high sensitivity optical detection of gases |
| US7903704B2 (en) | 2006-06-23 | 2011-03-08 | Pranalytica, Inc. | Tunable quantum cascade lasers and photoacoustic detection of trace gases, TNT, TATP and precursors acetone and hydrogen peroxide |
| GB0617719D0 (en) * | 2006-09-08 | 2006-10-18 | Crowcon Detection Instr Ltd | Gas detector |
| WO2008079032A2 (en) | 2006-12-22 | 2008-07-03 | Photonic Innovations Limited | Gas detector |
| US10264993B2 (en) * | 2007-06-21 | 2019-04-23 | Rf Science & Technology Inc. | Sample scanning and analysis system and methods for using the same |
| US8647273B2 (en) * | 2007-06-21 | 2014-02-11 | RF Science & Technology, Inc. | Non-invasive weight and performance management |
| US8382668B2 (en) * | 2007-06-21 | 2013-02-26 | Rf Science & Technology Inc. | Non-invasive determination of characteristics of a sample |
| US8647272B2 (en) * | 2007-06-21 | 2014-02-11 | Rf Science & Technology Inc | Non-invasive scanning apparatuses |
| US8259299B2 (en) * | 2007-06-21 | 2012-09-04 | Rf Science & Technology Inc. | Gas scanning and analysis |
| US7773314B2 (en) * | 2007-09-20 | 2010-08-10 | Lexmark International, Inc. | Laser diode/pre-scan assembly |
| KR100937588B1 (ko) | 2007-12-17 | 2010-01-20 | 한국전자통신연구원 | 가스 검출 장치 및 이를 이용한 가스 검출 방법 |
| GB0905690D0 (en) * | 2009-04-01 | 2009-05-20 | Univ Cardiff | Fluorescence detection schemes |
| US7916947B2 (en) * | 2009-07-01 | 2011-03-29 | Lawrence Livermore National Security, Llc | False alarm recognition in hyperspectral gas plume identification |
| US8229679B1 (en) * | 2009-09-14 | 2012-07-24 | Exelis, Inc. | Stepped chirp lidar system and method |
| DE102010003034A1 (de) | 2010-03-18 | 2011-09-22 | Vertilas Gmbh | Leuchteinheit |
| US9279723B2 (en) | 2010-08-19 | 2016-03-08 | Novatrans Group Sa | Terahertz spectroscopy system and method |
| JP5915089B2 (ja) * | 2011-11-01 | 2016-05-11 | 富士電機株式会社 | レーザ式ガス分析計 |
| JP2013113664A (ja) * | 2011-11-28 | 2013-06-10 | Yokogawa Electric Corp | レーザガス分析装置 |
| US9013294B1 (en) | 2012-01-24 | 2015-04-21 | Alarm.Com Incorporated | Alarm probability |
| DE102012202893B3 (de) * | 2012-02-27 | 2013-01-17 | Siemens Aktiengesellschaft | Verfahren zur Messung der Konzentration einer Gaskomponente in einem Messgas und Laserspektrometer |
| US9068933B2 (en) * | 2012-06-08 | 2015-06-30 | Ut-Battelle, Llc | EGR distribution and fluctuation probe based on CO2 measurements |
| US9608408B2 (en) | 2012-09-26 | 2017-03-28 | Pranalytica, Inc. | Long wavelength quantum cascade lasers based on high strain composition |
| US9506804B2 (en) | 2013-01-17 | 2016-11-29 | Detector Electronics Corporation | Open path gas detector |
| NO20131712A1 (no) | 2013-12-19 | 2015-06-22 | Simtronics As | Filter-verifisering |
| FI20145030L (fi) | 2014-01-15 | 2015-07-16 | Sparklike Ab Oy | Menetelmä ja laite kaasukomponentin havainnoimiseksi läpinäkyvän tilavuuden sisällä |
| US9928732B2 (en) * | 2014-04-10 | 2018-03-27 | Nec Corporation | Optical fiber-based remote gas leakage monitoring |
| US9683977B2 (en) * | 2014-09-04 | 2017-06-20 | Honeywell International Inc. | Schema to reduce RF traffic and increase the network capacity for large wireless gas sensor networks |
| DE202014105282U1 (de) | 2014-11-04 | 2016-02-05 | Sick Ag | Wellenlängen-Modulations-Spektrometer |
| DE102014226845B4 (de) * | 2014-12-17 | 2016-11-03 | Siemens Aktiengesellschaft | Absorptionsspektrometer |
| WO2016145119A1 (en) * | 2015-03-09 | 2016-09-15 | Spectrasensors, Inc. | Intrinsically safe spectroscopic analyzer |
| JP2016200558A (ja) * | 2015-04-14 | 2016-12-01 | 横河電機株式会社 | ガス濃度分析装置 |
| US10147338B2 (en) * | 2015-04-16 | 2018-12-04 | Pacific Gas And Electric Company | Hazardous gas monitoring training system and method |
| GB2538563B (en) * | 2015-05-22 | 2017-08-02 | Optosci Ltd | Gas sensing apparatus |
| WO2017014097A1 (ja) * | 2015-07-17 | 2017-01-26 | コニカミノルタ株式会社 | ガス検知装置およびガス検知方法 |
| JP6660582B2 (ja) * | 2015-09-29 | 2020-03-11 | パナソニックＩｐマネジメント株式会社 | 物質検出装置及び物質検出システム |
| US10585037B2 (en) | 2015-08-24 | 2020-03-10 | Panasonic Intellectual Property Management Co., Ltd. | Substance detecting device, substance detecting system, and substance detecting method in which temperature control of light emission is performed |
| JP6660583B2 (ja) * | 2015-10-27 | 2020-03-11 | パナソニックＩｐマネジメント株式会社 | 物質検出装置及び物質検出方法 |
| WO2017058901A1 (en) | 2015-09-28 | 2017-04-06 | Ball Aerospace & Technologies Corp. | Differential absorption lidar |
| WO2017122659A1 (ja) * | 2016-01-15 | 2017-07-20 | コニカミノルタ株式会社 | ガス検知装置およびガス検知方法 |
| NO345723B1 (en) * | 2017-04-20 | 2021-07-05 | Neo Monitors As | Method for evaluation of integrity of tuneable laser spectrometers based on noise measurement |
| DE102018102059B4 (de) * | 2018-01-30 | 2020-10-22 | Gottfried Wilhelm Leibniz Universität Hannover | Verfahren und Vorrichtung zum Bestimmen einer Konzentration |
| CN108827906A (zh) * | 2018-04-20 | 2018-11-16 | 合肥工业大学 | 一种近红外光谱多组分气体在线检测系统及方法 |
| US10921245B2 (en) | 2018-06-08 | 2021-02-16 | Ball Aerospace & Technologies Corp. | Method and systems for remote emission detection and rate determination |
| CN108956875B (zh) * | 2018-07-03 | 2020-10-27 | 浙江农林大学 | 一种基于物联网的实验室安全监测系统及方法 |
| JP7298627B2 (ja) * | 2019-01-31 | 2023-06-27 | 日本電気株式会社 | 受信器、早期異常検知システム、方法、及びプログラム |
| CN110542839B (zh) * | 2019-09-09 | 2021-11-23 | 重庆大学 | 用于sf6气体绝缘设备的全光学绝缘故障监测系统 |
| CA3111542C (en) | 2020-03-10 | 2022-09-20 | Galvanic Applied Sciences Inc. | Multiple contaminants natural gas analyser |
| US11143588B1 (en) | 2020-03-31 | 2021-10-12 | Msa Technology, Llc | Open path gas detector with synchronous flash detection |
| US11692934B2 (en) * | 2020-07-23 | 2023-07-04 | Masimo Corporation | Solid-state spectrometer |
| US12251991B2 (en) | 2020-08-20 | 2025-03-18 | Denso International America, Inc. | Humidity control for olfaction sensors |
| US12017506B2 (en) | 2020-08-20 | 2024-06-25 | Denso International America, Inc. | Passenger cabin air control systems and methods |
| US11636870B2 (en) | 2020-08-20 | 2023-04-25 | Denso International America, Inc. | Smoking cessation systems and methods |
| US11932080B2 (en) | 2020-08-20 | 2024-03-19 | Denso International America, Inc. | Diagnostic and recirculation control systems and methods |
| US12269315B2 (en) | 2020-08-20 | 2025-04-08 | Denso International America, Inc. | Systems and methods for measuring and managing odor brought into rental vehicles |
| US12377711B2 (en) | 2020-08-20 | 2025-08-05 | Denso International America, Inc. | Vehicle feature control systems and methods based on smoking |
| US11828210B2 (en) | 2020-08-20 | 2023-11-28 | Denso International America, Inc. | Diagnostic systems and methods of vehicles using olfaction |
| US11813926B2 (en) | 2020-08-20 | 2023-11-14 | Denso International America, Inc. | Binding agent and olfaction sensor |
| US11881093B2 (en) | 2020-08-20 | 2024-01-23 | Denso International America, Inc. | Systems and methods for identifying smoking in vehicles |
| US11760170B2 (en) | 2020-08-20 | 2023-09-19 | Denso International America, Inc. | Olfaction sensor preservation systems and methods |
| US11760169B2 (en) | 2020-08-20 | 2023-09-19 | Denso International America, Inc. | Particulate control systems and methods for olfaction sensors |
| WO2022153753A1 (ja) * | 2021-01-13 | 2022-07-21 | 株式会社日立ハイテク | 自動分析装置および自動分析方法 |
| US12436098B2 (en) * | 2021-08-19 | 2025-10-07 | Spectronix Ltd. | Open path gas detector based on spectrometer |
| WO2023187792A1 (en) * | 2022-03-31 | 2023-10-05 | Wi-Charge Ltd. | Laser based gas detector |
| CN114460023B (zh) * | 2022-04-14 | 2022-08-05 | 华电智控（北京）技术有限公司 | 一种用于同时测量多种气体浓度的检测方法、系统和装置 |
| CN115389457B (zh) * | 2022-07-29 | 2024-10-18 | 汉威科技集团股份有限公司 | 基于变区域锁相放大的开放式激光气体检测方法及系统 |
| CN115791698B (zh) * | 2023-02-02 | 2023-05-23 | 合肥清芯传感科技有限公司 | 气体浓度检测设备及其控制方法、控制装置和存储介质 |
| CN117491313B (zh) * | 2023-11-13 | 2024-05-28 | 南京市锅炉压力容器检验研究院 | 一种基于tdlas的场区甲烷泄漏空间智能识别方法 |
| CN118169327B (zh) * | 2024-02-29 | 2025-02-28 | 中国科学院大气物理研究所 | 一种移动式温室气体排放量检测机 |
| CN118464822B (zh) * | 2024-07-15 | 2024-09-03 | 鞍山天汇科技有限公司 | 一种地下密闭空间激光甲烷监测装置 |
| CN118999823B (zh) * | 2024-08-16 | 2025-04-08 | 北京莱帕德图像技术有限公司 | 一种基于激光光学技术的气体温度测量系统及方法 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3700890A (en) * | 1970-11-02 | 1972-10-24 | Bell Telephone Labor Inc | Measurement of gas impurity concentration by infrared absorption spectroscopy |
| US3805074A (en) | 1973-01-02 | 1974-04-16 | Texas Instruments Inc | Spectral scan air monitor |
| US3846716A (en) * | 1973-07-03 | 1974-11-05 | M Dyatlov | Method of regulating light emitting power of laser and apparatus for effecting same |
| US3995960A (en) * | 1975-07-25 | 1976-12-07 | Nasa | Method and apparatus for background signal reduction in opto-acoustic absorption measurement |
| EP0088760A1 (de) * | 1981-04-13 | 1983-09-21 | AUSTRALIAN NUCLEAR SCIENCE & TECHNOLOGY ORGANISATION | Gerät zum messen der konzentration von gasförmigem wasserstofffluorid |
| US4493553A (en) * | 1982-05-28 | 1985-01-15 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method of and apparatus for measuring temperature and pressure |
| US4733084A (en) | 1985-01-09 | 1988-03-22 | Sumitomo Electric Industries, Ltd. | Method of detection and quantitative determination of sulfur and sulfur monitor using the method |
| DE3633931A1 (de) * | 1986-10-04 | 1988-04-07 | Kernforschungsz Karlsruhe | Verfahren und einrichtung zur kontinuierlichen messung der konzentration eines gasbestandteiles |
| DE3741026A1 (de) * | 1987-12-03 | 1989-06-15 | Muetek Laser Und Opto Elektron | Verfahren und system zur (spuren-) gasanalyse |
| IT1219165B (it) * | 1988-03-31 | 1990-05-03 | Cselt Centro Studi Lab Telecom | Procedimento e dispositivo per il controllo automatico di frequenza di laser a semiconduttore |
| EP0364642A1 (de) | 1988-09-22 | 1990-04-25 | The Victoria University Of Manchester | Verfahren und Vorrichtung zum Gasnachweis |
| GB2248925B (en) | 1990-09-18 | 1994-08-24 | Anthony Michael Charles Davies | Method and apparatus for calibrating a spectrometer |
| DE4110095C2 (de) | 1991-03-27 | 1998-02-12 | Draegerwerk Ag | Verfahren zur gasspektroskopischen Messung der Konzentration eines Gasbestandteiles |
| US5969825A (en) | 1991-08-06 | 1999-10-19 | Southwest Sciences Incorporated | Dual-modulation laser line-locking for wavelength modulation spectroscopy |
| US5267019A (en) * | 1991-09-30 | 1993-11-30 | Consortium For Surface Processing, Inc. | Method and apparatus for reducing fringe interference in laser spectroscopy |
| US5317156A (en) * | 1992-01-29 | 1994-05-31 | Sri International | Diagnostic tests using near-infrared laser absorption spectroscopy |
| EP0629851A3 (de) | 1993-06-17 | 1995-03-22 | Fraunhofer Ges Forschung | Vorrichtung zur absorptionsspektroskopischen Spurengasanalytik. |
| US5543621A (en) | 1995-05-15 | 1996-08-06 | San Jose State University Foundation | Laser diode spectrometer for analyzing the ratio of isotopic species in a substance |
| US6064488A (en) | 1997-06-06 | 2000-05-16 | Monitor Labs, Inc. | Method and apparatus for in situ gas concentration measurement |
| DE69811098T2 (de) | 1997-10-10 | 2003-10-09 | Zellweger Analytics Ltd., Poole | Optische gasdetektion |
| JP3336256B2 (ja) | 1998-07-02 | 2002-10-21 | 日本酸素株式会社 | レーザ光によるガスの分光分析方法 |
| DE19840345B4 (de) | 1998-09-04 | 2004-09-30 | Dräger Medical AG & Co. KGaA | Verfahren und Vorrichtung zum quantitativen Aufspüren eines vorgegebenen Gases |
| EP1103804B1 (de) | 1999-11-24 | 2005-08-31 | Siemens Aktiengesellschaft | Verfahren zur Detektion von Erdgas |
| US7009170B2 (en) * | 2003-06-26 | 2006-03-07 | Itt Manufacturing Enterprises, Inc. | Active remote sensing using a simultaneous spectral sampling technique |
-
2005
- 2005-03-08 AT AT05717944T patent/ATE378580T1/de not_active IP Right Cessation
- 2005-03-08 CA CA2558851A patent/CA2558851C/en active Active
- 2005-03-08 DE DE602005003337T patent/DE602005003337T2/de not_active Expired - Lifetime
- 2005-03-08 US US10/592,473 patent/US7705988B2/en active Active
- 2005-03-08 WO PCT/GB2005/000876 patent/WO2005088275A1/en not_active Ceased
- 2005-03-08 EP EP05717944A patent/EP1723407B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2558851C (en) | 2016-12-20 |
| DE602005003337D1 (de) | 2007-12-27 |
| WO2005088275A1 (en) | 2005-09-22 |
| DE602005003337T2 (de) | 2008-09-04 |
| CA2558851A1 (en) | 2005-09-22 |
| US7705988B2 (en) | 2010-04-27 |
| EP1723407A1 (de) | 2006-11-22 |
| EP1723407B1 (de) | 2007-11-14 |
| US20070131882A1 (en) | 2007-06-14 |
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