DK1163503T3 - Gassensor og fremgangsmåde til drift af en gassensor - Google Patents
Gassensor og fremgangsmåde til drift af en gassensorInfo
- Publication number
- DK1163503T3 DK1163503T3 DK00916802T DK00916802T DK1163503T3 DK 1163503 T3 DK1163503 T3 DK 1163503T3 DK 00916802 T DK00916802 T DK 00916802T DK 00916802 T DK00916802 T DK 00916802T DK 1163503 T3 DK1163503 T3 DK 1163503T3
- Authority
- DK
- Denmark
- Prior art keywords
- gas sensor
- current
- pulse duration
- operating
- switching device
- Prior art date
Links
- 238000005259 measurement Methods 0.000 abstract 3
- 230000005855 radiation Effects 0.000 abstract 1
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
- G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
-
- 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
- G01N21/37—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using pneumatic detection
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)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19910104 | 1999-03-08 | ||
DE19922590A DE19922590C2 (de) | 1999-03-08 | 1999-05-17 | Infrarot-Gassensor und Verfahren zum Betreiben des Infrarot-Gassensors |
PCT/DE2000/000746 WO2000054032A1 (de) | 1999-03-08 | 2000-03-06 | Gassensor und verfahren zum betreiben eines gassensors |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1163503T3 true DK1163503T3 (da) | 2003-12-22 |
Family
ID=26052240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK00916802T DK1163503T3 (da) | 1999-03-08 | 2000-03-06 | Gassensor og fremgangsmåde til drift af en gassensor |
Country Status (7)
Country | Link |
---|---|
US (1) | US6825471B1 (da) |
EP (1) | EP1163503B1 (da) |
JP (1) | JP4663883B2 (da) |
AT (1) | ATE248367T1 (da) |
DK (1) | DK1163503T3 (da) |
ES (1) | ES2206210T3 (da) |
WO (1) | WO2000054032A1 (da) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0117376D0 (en) * | 2001-07-17 | 2001-09-05 | Amersham Pharm Biotech Uk Ltd | Thermocouple device |
DE10221708B4 (de) * | 2002-05-16 | 2004-09-30 | Infratec Gmbh Infrarotsensorik Und Messtechnik | Verfahren zur Bestimmung der Konzentration von Gasen und Dämpfen und nichtdispersiver Infrarot-Gasanalysator zur Durchführung des Verfahrens |
DE102005032722B3 (de) * | 2005-07-13 | 2006-10-05 | Tyco Electronics Raychem Gmbh | Gassensoranordung und Messverfahren mit Frühwarnung |
WO2007064370A2 (en) * | 2005-08-04 | 2007-06-07 | Airware Inc. | Ultra low cost ndir gas sensors |
US8253942B2 (en) * | 2007-09-27 | 2012-08-28 | Scott Technologies, Inc. | Optical gas detector |
DE102009001627A1 (de) * | 2009-03-18 | 2010-09-23 | Robert Bosch Gmbh | Auswertevorrichtung zur Auswertung von Messsignalen, Messvorrichtung und Verfahren zur Aufnahme und Auswertung von Messsignalen |
JP5576162B2 (ja) * | 2010-03-24 | 2014-08-20 | 旭化成エレクトロニクス株式会社 | 量子型赤外線ガス濃度計 |
US10207810B2 (en) * | 2016-03-21 | 2019-02-19 | Rosemount Aerospace Inc. | Optically detecting cloud metrics using sampled analog measurements of light reflection |
FR3066023B1 (fr) * | 2017-05-04 | 2019-06-28 | Elichens | Dispositif et procede de mesure et de suivi de la quantite ou concentration d’un composant dans un fluide |
US10551356B2 (en) * | 2017-10-23 | 2020-02-04 | Infineon Technologies Ag | Photoacoustic gas sensor and method |
FR3089009B1 (fr) * | 2018-11-27 | 2020-12-04 | Elichens | Capteur de gaz comportant une source de lumière impulsionnelle |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3043332A1 (de) | 1980-11-17 | 1982-07-01 | Siemens AG, 1000 Berlin und 8000 München | Nichtdispersiver infrarot-gasanalysator |
US4914720A (en) * | 1986-12-04 | 1990-04-03 | Cascadia Technology Corporation | Gas analyzers |
US5070244A (en) | 1990-05-07 | 1991-12-03 | The University Of Sydney | Gas detection by infrared absorption |
US5340987A (en) | 1991-03-15 | 1994-08-23 | Li-Cor, Inc. | Apparatus and method for analyzing gas |
DE4111187C2 (de) | 1991-04-06 | 1994-11-24 | Lfe Lab Fuer Ind Forschung Gmb | Verfahren zur Messung des optischen Absorptionsvermögens von Proben unter Eliminierung des Anzeigefehlers hinsichtlich gas-physikalischer Eigenschaften und Vorrichtung zur Durchführung des Verfahrens |
FI921924A (fi) | 1991-05-08 | 1992-11-09 | Nellcor Inc | Portabel koldioxidmonitor |
DE4119346C2 (de) | 1991-06-12 | 2000-12-07 | Klaus Nonnenmacher | Verfahren zur Bestimmung der Konzentration von Gasen, insbesondere von Ozon, und Vorrichtung zur Durchführung des Verfahrens |
FR2712390B1 (fr) * | 1993-11-12 | 1996-02-09 | Saphir | Dispositif de détection de gaz par absorption infrarouge. |
US5464983A (en) | 1994-04-05 | 1995-11-07 | Industrial Scientific Corporation | Method and apparatus for determining the concentration of a gas |
JPH0815128A (ja) * | 1994-06-27 | 1996-01-19 | Horiba Ltd | 自動周波数調整装置 |
DE4437311A1 (de) | 1994-10-19 | 1996-04-25 | Hekatron Gmbh | Vorrichtung zum Erzeugen einer Breitbandstrahlung |
AUPM982094A0 (en) * | 1994-12-02 | 1995-01-05 | Gas Tech Australia Pty Ltd | Gas detector |
JPH08285773A (ja) * | 1995-04-18 | 1996-11-01 | Horiba Ltd | 赤外線ガス分析装置 |
JPH095157A (ja) * | 1995-06-23 | 1997-01-10 | Hamamatsu Photonics Kk | 赤外線検出装置 |
DE19525703A1 (de) | 1995-07-14 | 1997-01-16 | Gerhard Dr Wiegleb | Gasanalysator |
DE19528919A1 (de) | 1995-08-07 | 1997-02-20 | Microparts Gmbh | Mikrostrukturiertes Infrarot-Absorptionsphotometer |
JPH09236539A (ja) * | 1995-12-28 | 1997-09-09 | Toray Ind Inc | 赤外線ガス分析計 |
DE19608604C2 (de) | 1996-03-06 | 1998-09-10 | Conducta Endress & Hauser | Gasanalysator und Meßküvette zur Verwendung in einem Gasanalysator |
DE19735716C2 (de) | 1997-07-05 | 2001-02-08 | Abb Patent Gmbh | Verfahren zum Betrieb eines nichtdispersiven Infrarotspektrometers |
-
2000
- 2000-03-06 JP JP2000604210A patent/JP4663883B2/ja not_active Expired - Fee Related
- 2000-03-06 WO PCT/DE2000/000746 patent/WO2000054032A1/de active IP Right Grant
- 2000-03-06 US US09/936,155 patent/US6825471B1/en not_active Expired - Lifetime
- 2000-03-06 DK DK00916802T patent/DK1163503T3/da active
- 2000-03-06 AT AT00916802T patent/ATE248367T1/de active
- 2000-03-06 ES ES00916802T patent/ES2206210T3/es not_active Expired - Lifetime
- 2000-03-06 EP EP00916802A patent/EP1163503B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO2000054032A1 (de) | 2000-09-14 |
ATE248367T1 (de) | 2003-09-15 |
EP1163503A1 (de) | 2001-12-19 |
EP1163503B1 (de) | 2003-08-27 |
JP2002539426A (ja) | 2002-11-19 |
US6825471B1 (en) | 2004-11-30 |
JP4663883B2 (ja) | 2011-04-06 |
ES2206210T3 (es) | 2004-05-16 |
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