DE69125011D1 - Verfahren und Vorrichtung zur optischen Ferndetektion eines sich in einem beobachteten Raumgebiet befindenden Gases - Google Patents

Verfahren und Vorrichtung zur optischen Ferndetektion eines sich in einem beobachteten Raumgebiet befindenden Gases

Info

Publication number
DE69125011D1
DE69125011D1 DE69125011T DE69125011T DE69125011D1 DE 69125011 D1 DE69125011 D1 DE 69125011D1 DE 69125011 T DE69125011 T DE 69125011T DE 69125011 T DE69125011 T DE 69125011T DE 69125011 D1 DE69125011 D1 DE 69125011D1
Authority
DE
Germany
Prior art keywords
spatial area
optical remote
remote detection
gas located
filters
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.)
Expired - Lifetime
Application number
DE69125011T
Other languages
English (en)
Other versions
DE69125011T2 (de
Inventor
Jean-Claude Noack
Yves Guern
Gerard Pelous
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.)
Bertin Technologies SAS
Original Assignee
Bertin et Cie 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 Bertin et Cie SA filed Critical Bertin et Cie SA
Publication of DE69125011D1 publication Critical patent/DE69125011D1/de
Application granted granted Critical
Publication of DE69125011T2 publication Critical patent/DE69125011T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light
    • 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
    • G01N2021/1765—Method using an image detector and processing of image signal
    • G01N2021/177—Detector of the video camera type
    • 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
    • G01N2021/1793—Remote sensing
    • 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
    • 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
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3181—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using LEDs
    • 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
    • G01N2021/3531—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 without instrumental source, i.e. radiometric
DE69125011T 1991-12-04 1991-12-04 Verfahren und Vorrichtung zur optischen Ferndetektion eines sich in einem beobachteten Raumgebiet befindenden Gases Expired - Lifetime DE69125011T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91403281A EP0544962B1 (de) 1991-12-04 1991-12-04 Verfahren und Vorrichtung zur optischen Ferndetektion eines sich in einem beobachteten Raumgebiet befindenden Gases

Publications (2)

Publication Number Publication Date
DE69125011D1 true DE69125011D1 (de) 1997-04-10
DE69125011T2 DE69125011T2 (de) 1997-09-25

Family

ID=8208646

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69125011T Expired - Lifetime DE69125011T2 (de) 1991-12-04 1991-12-04 Verfahren und Vorrichtung zur optischen Ferndetektion eines sich in einem beobachteten Raumgebiet befindenden Gases

Country Status (4)

Country Link
US (1) US5306913A (de)
EP (1) EP0544962B1 (de)
AT (1) ATE149682T1 (de)
DE (1) DE69125011T2 (de)

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CA2129509A1 (en) * 1993-09-10 1995-03-11 Kazumi Ogata Pharmaceutical composition for renal disorder and a dialysis solution for extracorporeal hemodialysis
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FR2716009B1 (fr) * 1994-02-08 1996-05-03 Bertin & Cie Procédé de réalisation d'un filtre optique à réjection de bandes dans l'infrarouge et filtre optique obtenu par ce procédé.
CH688387A5 (de) * 1994-07-18 1997-08-29 Landis & Gyr Tech Innovat Einrichtung zur Regelung der Luftqualitaet in einem Raum.
FR2727215B1 (fr) 1994-11-18 1996-12-20 Thomson Csf Dispositif de veille panoramique infrarouge statique a detecteurs matriciels multiples
US5656813A (en) * 1995-04-04 1997-08-12 Gmd Systems, Inc. Apparatus for imaging gas
US5726450A (en) 1996-10-26 1998-03-10 Envirotest Systems Corp. Unmanned integrated optical remote emissions sensor (RES) for motor vehicles
DE19730504C2 (de) * 1997-07-16 1999-09-02 Fraunhofer Ges Forschung Verfahren und Meßanordnung zur Erfassung der Partikelemission einer diffusen Quelle
US6574031B1 (en) 1997-12-08 2003-06-03 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method for balancing detector output to a desired level of balance at a frequency
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
US6057923A (en) * 1998-04-20 2000-05-02 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Optical path switching based differential absorption radiometry for substance detection
ATE344924T1 (de) 1998-09-17 2006-11-15 Envirotest Systems Corp Emissions-fern-detektorsystem mit verbessertem nachweis von nox
US6723989B1 (en) 1998-09-17 2004-04-20 Envirotest Systems Corporation Remote emissions sensing system and method with a composite beam of IR and UV radiation that is not split for detection
WO2000026641A1 (en) 1998-10-30 2000-05-11 Envirotest Systems, Inc. Multilane remote sensing detector
WO2000034755A2 (en) * 1998-12-11 2000-06-15 Envirotest Systems Corp. Exhaust opacity measuring device
AU2963000A (en) * 1999-01-12 2000-08-01 Envirotest Systems Corp. Remote vehicle emission sensing device with single detector
BR0016805A (pt) 1999-12-29 2002-09-10 Environmental Syst Prod Sistema para detectar componentes da exaustão de um veìculo em movimento, e, processo para detectar gases na exaustão de um veìculo em movimento
FR2832799B1 (fr) * 2001-11-23 2006-11-03 Bertin Technologies Sa Procedure de detection optique de gaz a distance
US6866089B2 (en) * 2002-07-02 2005-03-15 Carrier Corporation Leak detection with thermal imaging
US20040016700A1 (en) * 2002-07-23 2004-01-29 Benjamin Kellam System and a method for determining integrity of a dialyzer
US6766259B2 (en) * 2002-07-29 2004-07-20 Baxter International Inc. System and a method for detecting fiber damage in a dialyzer
US7048384B2 (en) 2003-01-24 2006-05-23 Honeywell International Inc. Multiple scene projection system
EA009547B1 (ru) 2003-06-11 2008-02-28 ФАРРИ БРАЗЕРС ЛЛСи Способ визуального обнаружения утечки химиката, выделяющегося из объекта
DE102004028433B4 (de) * 2004-06-14 2006-08-31 Danfoss A/S IR-Sensor, insbesondere CO2-Sensor
US7851758B1 (en) 2005-09-29 2010-12-14 Flir Systems, Inc. Portable multi-function inspection systems and methods
US20070074035A1 (en) * 2005-09-29 2007-03-29 Tom Scanlon Secure recordation for inspection systems and methods
FR2914064B1 (fr) * 2007-03-22 2009-06-05 Bertin Technologies Soc Par Ac Dispositif de detection optique de gaz a distance
US8548271B2 (en) * 2008-01-08 2013-10-01 Opgal Optronic Industries Ltd. System and method for gas leakage detection
FR2960640A1 (fr) 2010-06-01 2011-12-02 Gaztransp Et Technigaz Epreuve d'etancheite d'un reservoir par rapport a un gaz presentant une signature infrarouge
TWI471827B (zh) * 2011-12-13 2015-02-01 Univ Kun Shan A method and apparatus for monitoring spontaneous combustion gas leakage
FR2998371B1 (fr) 2012-11-22 2015-01-16 Bertin Technologies Sa Dispositif de detection optique de gaz a distance
ES2478698B1 (es) * 2012-12-21 2015-04-28 Universidad Carlos Iii De Madrid Método y dispositivo para la detección y medida de la concentración de gases.
WO2015199911A1 (en) 2014-06-23 2015-12-30 Exxonmobil Upstream Research Company Methods and systems for detecting a chemical species
WO2015199914A1 (en) 2014-06-23 2015-12-30 Exxonmobil Upstream Research Company Methods for calibrating a multiple detector system
EP3158321A1 (de) 2014-06-23 2017-04-26 Exxonmobil Upstream Research Company Systeme zum detektieren einer chemischer spezies und verwendung davon
WO2015199912A1 (en) 2014-06-23 2015-12-30 Exxonmobil Upstream Research Company Image quality enhancement of a differential image for a multiple detector system
WO2016088733A1 (ja) * 2014-12-01 2016-06-09 コニカミノルタ株式会社 光学式検知装置
FR3030041B1 (fr) 2014-12-12 2017-12-22 Bertin Technologies Sa Dispositif de filtrage optique pour la detection de gaz
US11249016B2 (en) 2015-03-02 2022-02-15 Flir Systems Ab Wavelength band based passive infrared gas imaging
EP3265782A1 (de) 2015-03-02 2018-01-10 Flir Systems AB Auf wellenlängenband basierende passiv-infrarot-gasbildgebung
US10527497B2 (en) 2015-05-22 2020-01-07 Irnova Ab Infrared imaging detector
FR3042038B1 (fr) 2015-10-01 2017-12-08 Commissariat Energie Atomique Procede d'optimisation de longueurs d'onde de detection pour une detection multi-gaz
US10190975B2 (en) 2015-10-29 2019-01-29 Konica Minolta, Inc. Leaked gas detection device and leaked gas detection method
US10852213B2 (en) * 2015-12-15 2020-12-01 Konica Minolta, Inc. Image processing device for gas detection, image processing method for gas detection, image processing program for gas detection, computer-readable recording medium having image processing program for gas detection recorded thereon, and gas detection system
EP3372996B1 (de) 2015-12-15 2024-02-14 Konica Minolta, Inc. Vorrichtung zur messung eines gaskonzentrationsdickeprodukts, verfahren zur messung eines gaskonzentrationsdickeprodukts, programm zur messung eines gaskonzentrationsdickeprodukts und computerlesbares aufzeichnungsmedium mit darauf aufgezeichnetem programm zur messung eines gaskonzentrationsdickeprodukts
EP3458835B1 (de) 2016-05-18 2022-03-23 MultiSensor Scientific, Inc. Kohlenwasserstoffleckbildgebungs- und -quantifizierungssensor
WO2018139412A1 (ja) * 2017-01-26 2018-08-02 日本電気株式会社 検知システム及び検知方法
CA3053821A1 (en) 2017-03-16 2018-09-20 MultiSensor Scientific, Inc. Scanning ir sensor for gas safety and emissions monitoring
CA3076483A1 (en) 2017-11-16 2019-05-23 MultiSensor Scientific, Inc. Systems and methods for multispectral imaging and gas detection using a scanning illuminator and optical sensor
EP3646007B1 (de) * 2018-06-21 2023-08-09 Opgal Optronic Industries Ltd. Verfahren zur klassifizierung von alkanen in einem gasleck
US10976245B2 (en) 2019-01-25 2021-04-13 MultiSensor Scientific, Inc. Systems and methods for leak monitoring via measurement of optical absorption using tailored reflector installments

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US4725733A (en) * 1983-07-18 1988-02-16 The United States Of America As Represented By The Secretary Of The Navy Apparatus and method for remotely detecting the presence of chemical warfare nerve agents in an air-released thermal cloud
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US5016985A (en) * 1988-06-24 1991-05-21 Kaiser Aerospace & Electronics Corporation Infrared filter using cholesteric liquids
US5026992A (en) * 1989-09-06 1991-06-25 Gaztech Corporation Spectral ratioing technique for NDIR gas analysis using a differential temperature source
US5001346A (en) * 1990-02-26 1991-03-19 Rockwell International Corporation Leak detection system with background compensation

Also Published As

Publication number Publication date
EP0544962B1 (de) 1997-03-05
US5306913A (en) 1994-04-26
DE69125011T2 (de) 1997-09-25
ATE149682T1 (de) 1997-03-15
EP0544962A1 (de) 1993-06-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: VONNEMANN, KLOIBER & KOLLEGEN, 80796 MUENCHEN