CA2323675A1 - Detecteur de gaz a cellule - Google Patents
Detecteur de gaz a cellule Download PDFInfo
- Publication number
- CA2323675A1 CA2323675A1 CA 2323675 CA2323675A CA2323675A1 CA 2323675 A1 CA2323675 A1 CA 2323675A1 CA 2323675 CA2323675 CA 2323675 CA 2323675 A CA2323675 A CA 2323675A CA 2323675 A1 CA2323675 A1 CA 2323675A1
- Authority
- CA
- Canada
- Prior art keywords
- detector
- gas
- chamber
- sensor
- radiant energy
- 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.)
- Abandoned
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 100
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 54
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 50
- 239000000779 smoke Substances 0.000 claims abstract description 47
- 230000004044 response Effects 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims description 155
- 238000005070 sampling Methods 0.000 claims description 16
- 239000011521 glass Substances 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 238000013461 design Methods 0.000 description 18
- 238000012545 processing Methods 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 10
- 238000001514 detection method Methods 0.000 description 10
- 239000012528 membrane Substances 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000009977 dual effect Effects 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 238000000862 absorption spectrum Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007175 bidirectional communication Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000556 factor analysis Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000010895 photoacoustic effect Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 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
- G01N21/25—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
-
- 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
- G01N2021/0378—Shapes
- G01N2021/0382—Frustoconical, tapered 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
- G01N21/031—Multipass arrangements
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US42268199A | 1999-10-21 | 1999-10-21 | |
US09/422,681 | 1999-10-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2323675A1 true CA2323675A1 (fr) | 2001-04-21 |
Family
ID=23675908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2323675 Abandoned CA2323675A1 (fr) | 1999-10-21 | 2000-10-17 | Detecteur de gaz a cellule |
Country Status (3)
Country | Link |
---|---|
CA (1) | CA2323675A1 (fr) |
DE (1) | DE10051691A1 (fr) |
GB (1) | GB2358245A (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2372099B (en) * | 2001-02-08 | 2003-11-05 | Status Scient Controls Ltd | Gas sensor |
GB2392721A (en) * | 2002-09-03 | 2004-03-10 | E2V Tech Uk Ltd | Gas sensors |
CN1299103C (zh) * | 2005-03-04 | 2007-02-07 | 云南大学 | 呼气末二氧化碳监测测量的采样装置 |
DE102006048839B4 (de) * | 2006-10-16 | 2010-01-07 | Eads Deutschland Gmbh | Photoakustische Gassensor-Vorrichtung mit mehreren Messzellen |
DE102007014520B3 (de) * | 2007-03-27 | 2008-10-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Photoakustischer Detektor mit zwei Strahlengängen für das Anregungslicht |
DE102008059390B3 (de) * | 2008-11-27 | 2010-05-12 | Miopas Gmbh | Sensor |
US8077317B2 (en) * | 2009-04-09 | 2011-12-13 | Kidde Technologies, Inc. | Sensor head for a dry powder agent |
DE102010030549B4 (de) | 2010-06-25 | 2016-04-28 | Siemens Aktiengesellschaft | Nichtdispersiver Gasanalysator |
US8322191B2 (en) * | 2010-06-30 | 2012-12-04 | Honeywell International Inc. | Enhanced cavity for a photoacoustic gas sensor |
SE537488C2 (sv) * | 2011-07-20 | 2015-05-19 | Logico2 Online Sarl | Anordning för detektering av och varning för gasläckage. |
WO2016141155A1 (fr) | 2015-03-05 | 2016-09-09 | Honeywell International Inc. | Utilisation de types de verre et d'épaisseurs de verre choisis dans le chemin optique pour éliminer la sensibilité croisée à des pics d'absorption d'eau |
DE102015106373B4 (de) | 2015-04-24 | 2023-03-02 | Infineon Technologies Ag | Photoakustisches gassensormodul mit lichtemittereinheit und einer detektoreinheit |
US10458900B2 (en) | 2015-09-10 | 2019-10-29 | Honeywell International Inc. | Gas detector with normalized response and improved sensitivity |
EP3359933A1 (fr) | 2015-10-09 | 2018-08-15 | Honeywell International Inc. | Détecteur de rayonnement électromagnétique utilisant une cellule de golay plate |
EP4191232A1 (fr) | 2019-08-22 | 2023-06-07 | Infineon Technologies AG | Cellule de détection pour un capteur de gaz photoacoustique et capteur de gaz photoacoustique |
CN114333251B (zh) * | 2021-12-29 | 2023-06-20 | 成都中科慧源科技有限公司 | 一种智能报警器、方法、系统、设备和存储介质 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3725702A (en) * | 1969-01-29 | 1973-04-03 | Hartmann & Braun Ag | Infrared gas analyzer |
DE2808033A1 (de) * | 1978-02-24 | 1979-08-30 | Siemens Ag | Einrichtung zur unterdrueckung der wasserdampf-querempfindlichkeit bei einem nicht dispersiven infrarot-gasanalysator |
JPS62126329A (ja) * | 1985-11-27 | 1987-06-08 | Horiba Ltd | 吸光分析計 |
-
2000
- 2000-10-17 GB GB0025434A patent/GB2358245A/en not_active Withdrawn
- 2000-10-17 CA CA 2323675 patent/CA2323675A1/fr not_active Abandoned
- 2000-10-18 DE DE2000151691 patent/DE10051691A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE10051691A1 (de) | 2001-06-07 |
GB2358245A (en) | 2001-07-18 |
GB0025434D0 (en) | 2000-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Dead |