CA3213035A1 - Plate-forme de mesure de plusieurs especes utilisant une spectroscopie d'absorption pour une mesure de gaz a l'etat de trace co-emis - Google Patents
Plate-forme de mesure de plusieurs especes utilisant une spectroscopie d'absorption pour une mesure de gaz a l'etat de trace co-emis Download PDFInfo
- Publication number
- CA3213035A1 CA3213035A1 CA3213035A CA3213035A CA3213035A1 CA 3213035 A1 CA3213035 A1 CA 3213035A1 CA 3213035 A CA3213035 A CA 3213035A CA 3213035 A CA3213035 A CA 3213035A CA 3213035 A1 CA3213035 A1 CA 3213035A1
- Authority
- CA
- Canada
- Prior art keywords
- species
- trace gas
- light
- methane
- laser
- 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.)
- Pending
Links
- 239000007789 gas Substances 0.000 title claims description 122
- 238000005259 measurement Methods 0.000 title claims description 31
- 238000004847 absorption spectroscopy Methods 0.000 title description 2
- 238000000034 method Methods 0.000 claims abstract description 75
- 230000003287 optical effect Effects 0.000 claims abstract description 34
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 126
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 100
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 50
- 239000001569 carbon dioxide Substances 0.000 claims description 50
- 230000008569 process Effects 0.000 claims description 21
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- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000000700 radioactive tracer Substances 0.000 claims description 11
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 9
- 230000006378 damage Effects 0.000 claims description 7
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 229910052815 sulfur oxide Inorganic materials 0.000 claims description 3
- 241000894007 species Species 0.000 description 101
- 238000004891 communication Methods 0.000 description 34
- 238000012545 processing Methods 0.000 description 28
- 238000004590 computer program Methods 0.000 description 17
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- 238000010521 absorption reaction Methods 0.000 description 11
- 238000011002 quantification Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 7
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- 239000003345 natural gas Substances 0.000 description 5
- 238000012417 linear regression Methods 0.000 description 4
- 238000012806 monitoring device Methods 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
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- 238000000041 tunable diode laser absorption spectroscopy Methods 0.000 description 3
- 229910001868 water Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
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- 229910052799 carbon Inorganic materials 0.000 description 2
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- 239000012855 volatile organic compound Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
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- 230000029087 digestion Effects 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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- -1 such as SO Inorganic materials 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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Classifications
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- 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
-
- 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
- G01J3/02—Details
- G01J3/0264—Electrical interface; User interface
-
- 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
- G01J3/02—Details
- G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
- G01J3/108—Arrangements of light sources specially adapted for spectrometry or colorimetry for measurement in the infrared range
-
- 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
-
- 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
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/02—Mechanical
- G01N2201/021—Special mounting in general
- G01N2201/0214—Airborne
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/02—Mechanical
- G01N2201/021—Special mounting in general
- G01N2201/0216—Vehicle borne
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/02—Mechanical
- G01N2201/022—Casings
- G01N2201/0221—Portable; cableless; compact; hand-held
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (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)
Abstract
L'invention concerne des systèmes, des dispositifs et des procédés comprenant une ou plusieurs cavités optiques (102, 104, 206, 302, 402, 502, 602) ; une ou plusieurs sources de lumière (106, 116, 202, 304, 306, 404, 406, 504, 506) configurées pour émettre une longueur d'onde spécifiée ou une bande de longueurs d'onde de lumière ; et un ou plusieurs détecteurs photovoltaïques (114, 124, 204, 308, 408, 410, 508, 510, 606, 608) configurés pour recevoir la lumière émise qui s'est propagée sur une ou plusieurs longueurs de trajet (112, 122, 208, 310, 316, 412, 418, 516, 522), ledit ou lesdits détecteurs photovoltaïques (114, 124, 204, 308, 408, 410, 508, 510, 606, 608) étant configurés pour détecter au moins l'une parmi : une première espèce de gaz à l'état de trace et une seconde espèce de gaz à l'état de trace.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US202163170303P | 2021-04-02 | 2021-04-02 | |
US63/170,303 | 2021-04-02 | ||
PCT/US2021/044532 WO2022211837A1 (fr) | 2021-04-02 | 2021-08-04 | Plate-forme de mesure de plusieurs espèces utilisant une spectroscopie d'absorption pour une mesure de gaz à l'état de trace co-émis |
Publications (1)
Publication Number | Publication Date |
---|---|
CA3213035A1 true CA3213035A1 (fr) | 2022-10-06 |
Family
ID=83456706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA3213035A Pending CA3213035A1 (fr) | 2021-04-02 | 2021-08-04 | Plate-forme de mesure de plusieurs especes utilisant une spectroscopie d'absorption pour une mesure de gaz a l'etat de trace co-emis |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4314771A1 (fr) |
AU (1) | AU2021437028A1 (fr) |
CA (1) | CA3213035A1 (fr) |
WO (1) | WO2022211837A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3830533A4 (fr) * | 2018-07-30 | 2022-04-20 | SeekOps Inc. | Dispositif de détection de fuite de gaz portatif ultra-léger |
WO2020206006A1 (fr) | 2019-04-05 | 2020-10-08 | Seekops Inc. | Traitement de signal analogique pour capteur laser léger et compact de gaz à l'état de trace |
US11988598B2 (en) | 2019-12-31 | 2024-05-21 | Seekops Inc. | Optical cell cleaner |
US12055485B2 (en) | 2020-02-05 | 2024-08-06 | Seekops Inc. | Multispecies measurement platform using absorption spectroscopy for measurement of co-emitted trace gases |
EP4127740A4 (fr) | 2020-03-25 | 2024-04-24 | SeekOps Inc. | Démodulateur logarithmique pour une spectroscopie de modulation de longueur d'onde laser |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3780566A (en) * | 1972-03-07 | 1973-12-25 | Argus Chem | Apparatus for continuously monitoring air-pollution |
US6509566B1 (en) * | 2000-06-22 | 2003-01-21 | Ophir Corporation | Oil and gas exploration system and method for detecting trace amounts of hydrocarbon gases in the atmosphere |
US7012696B2 (en) * | 2000-07-12 | 2006-03-14 | Macquarie Research Ltd. | Optical heterodyne detection in optical cavity ringdown spectroscopy |
SE516843C2 (sv) * | 2000-07-12 | 2002-03-12 | Bo Galle | Metod för mätning av gasformiga emissioner och/eller flux |
US8665442B2 (en) * | 2011-08-18 | 2014-03-04 | Li-Cor, Inc. | Cavity enhanced laser based isotopic gas analyzer |
US10330592B2 (en) * | 2017-07-21 | 2019-06-25 | Serguei Koulikov | Laser absorption spectroscopy isotopic gas analyzer |
US11226323B2 (en) * | 2018-04-27 | 2022-01-18 | International Business Machines Corporation | Air-pollution emission source monitoring |
EP3811171A4 (fr) * | 2018-06-19 | 2022-03-30 | SeekOps Inc. | Algorithmes et procédés de modèle d'estimation d'émissions |
-
2021
- 2021-08-04 CA CA3213035A patent/CA3213035A1/fr active Pending
- 2021-08-04 AU AU2021437028A patent/AU2021437028A1/en active Pending
- 2021-08-04 WO PCT/US2021/044532 patent/WO2022211837A1/fr active Application Filing
- 2021-08-04 EP EP21935415.6A patent/EP4314771A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2022211837A1 (fr) | 2022-10-06 |
AU2021437028A1 (en) | 2023-10-05 |
EP4314771A1 (fr) | 2024-02-07 |
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