ATE149682T1 - 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 gasesInfo
- Publication number
- ATE149682T1 ATE149682T1 AT91403281T AT91403281T ATE149682T1 AT E149682 T1 ATE149682 T1 AT E149682T1 AT 91403281 T AT91403281 T AT 91403281T AT 91403281 T AT91403281 T AT 91403281T AT E149682 T1 ATE149682 T1 AT E149682T1
- Authority
- AT
- Austria
- Prior art keywords
- optical detection
- space area
- remote optical
- gas located
- filters
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title abstract 4
- 238000001514 detection method Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 238000010521 absorption reaction Methods 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000000295 complement effect Effects 0.000 abstract 1
- 230000004907 flux Effects 0.000 abstract 1
- 238000011835 investigation Methods 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
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
Landscapes
- Physics & Mathematics (AREA)
- General 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)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
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 (1)
| Publication Number | Publication Date |
|---|---|
| ATE149682T1 true ATE149682T1 (de) | 1997-03-15 |
Family
ID=8208646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT91403281T ATE149682T1 (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) |
Families Citing this family (53)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5430293A (en) * | 1991-10-08 | 1995-07-04 | Osaka Gas Co., Ltd. | Gas visualizing apparatus and method for detecting gas leakage from tanks or piping |
| CA2129509A1 (en) * | 1993-09-10 | 1995-03-11 | Kazumi Ogata | Pharmaceutical composition for renal disorder and a dialysis solution for extracorporeal hemodialysis |
| US5568186A (en) * | 1993-11-15 | 1996-10-22 | The United States Of America As Represented By The Secretary Of The Army | Focal plane filtered multispectral multidetector imager |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| EP1137925B1 (de) | 1998-09-17 | 2006-11-08 | Envirotest Systems Corp. | EMISSIONS-FERN-DETEKTORSYSTEM MIT VERBESSERTEM NACHWEIS VON NOx |
| ES2258858T3 (es) | 1998-10-30 | 2006-09-01 | Envirotest Systems, Inc. | Detector remoto para carriles multiples. |
| WO2000034755A2 (en) * | 1998-12-11 | 2000-06-15 | Envirotest Systems Corp. | Exhaust opacity measuring device |
| WO2000042415A1 (en) * | 1999-01-12 | 2000-07-20 | Envirotest Systems Corp. | Remote vehicle emission sensing device with single detector |
| HK1049205B (en) | 1999-12-29 | 2014-05-16 | Envirotest Systems Holdings Corp | System and method for remote analysis of small engine vehicle emissions |
| 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 |
| WO2005001409A2 (en) | 2003-06-11 | 2005-01-06 | Furry Brothers, Llc | Infrared imaging of chemical leaks |
| 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 |
| WO2009087614A2 (en) * | 2008-01-08 | 2009-07-16 | 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. |
| US9442011B2 (en) | 2014-06-23 | 2016-09-13 | Exxonmobil Upstream Research Company | Methods for calibrating a multiple detector system |
| WO2015199912A1 (en) | 2014-06-23 | 2015-12-30 | Exxonmobil Upstream Research Company | Image quality enhancement of a differential image for a multiple detector system |
| US9501827B2 (en) | 2014-06-23 | 2016-11-22 | Exxonmobil Upstream Research Company | Methods and systems for detecting a chemical species |
| WO2015199913A1 (en) | 2014-06-23 | 2015-12-30 | Exxonmobil Upstream Research Company | Systems for detecting a chemical species and use thereof |
| 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 |
| CN107532999B (zh) | 2015-03-02 | 2021-03-23 | 前视红外系统股份公司 | 基于波长带的无源红外气体成像 |
| US11249016B2 (en) | 2015-03-02 | 2022-02-15 | Flir Systems Ab | Wavelength band based passive infrared gas imaging |
| EP3298365B1 (de) * | 2015-05-22 | 2019-05-01 | IRnova AB | Infrarot-bildgebungsdetektor |
| 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 |
| JP6773043B2 (ja) | 2015-10-29 | 2020-10-21 | コニカミノルタ株式会社 | 漏洩ガス検出装置および漏洩ガス検出方法 |
| JP6319527B2 (ja) * | 2015-12-15 | 2018-05-09 | コニカミノルタ株式会社 | ガス検知用画像処理装置、ガス検知用画像処理方法、ガス検知用画像処理プログラム、ガス検知用画像処理プログラムを記録したコンピュータ読み取り可能な記録媒体、及び、ガス検知システム |
| JP6344533B2 (ja) | 2015-12-15 | 2018-06-20 | コニカミノルタ株式会社 | ガス濃度厚み積測定装置、ガス濃度厚み積測定方法、ガス濃度厚み積測定プログラム、及び、ガス濃度厚み積測定プログラムを記録したコンピュータ読み取り可能な記録媒体 |
| EP3458835B1 (de) | 2016-05-18 | 2022-03-23 | MultiSensor Scientific, Inc. | Kohlenwasserstoffleckbildgebungs- und -quantifizierungssensor |
| 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 |
| CA3053821C (en) | 2017-03-16 | 2025-05-06 | MultiSensor Scientific, Inc. | IR SCANNING SENSOR FOR GAS EMISSION MONITORING AND GAS SAFETY |
| WO2019099096A1 (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 |
| CN111133292B (zh) * | 2018-06-21 | 2021-10-15 | 奥普加尔光电工业有限公司 | 气体泄漏中气体化合物的分类方法 |
| 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 |
| JP2025187627A (ja) | 2024-06-14 | 2025-12-25 | 富士電機株式会社 | 濃度分布解析システム、情報処理システムおよび濃度分布解析方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4390785A (en) * | 1980-12-29 | 1983-06-28 | E. I. Du Pont De Nemours & Co. | Method and apparatus for remotely detecting gases in the atmosphere |
| 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 |
| GB8515519D0 (en) * | 1985-06-19 | 1985-07-24 | Graviner Ltd | Gas detection |
| 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 |
-
1991
- 1991-12-04 DE DE69125011T patent/DE69125011T2/de not_active Expired - Lifetime
- 1991-12-04 AT AT91403281T patent/ATE149682T1/de not_active IP Right Cessation
- 1991-12-04 EP EP91403281A patent/EP0544962B1/de not_active Expired - Lifetime
-
1992
- 1992-12-03 US US07/985,640 patent/US5306913A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE69125011D1 (de) | 1997-04-10 |
| US5306913A (en) | 1994-04-26 |
| DE69125011T2 (de) | 1997-09-25 |
| EP0544962A1 (de) | 1993-06-09 |
| EP0544962B1 (de) | 1997-03-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |