CN107389585A - 一种气体分析仪及气体分析方法 - Google Patents
一种气体分析仪及气体分析方法 Download PDFInfo
- Publication number
- CN107389585A CN107389585A CN201710720122.1A CN201710720122A CN107389585A CN 107389585 A CN107389585 A CN 107389585A CN 201710720122 A CN201710720122 A CN 201710720122A CN 107389585 A CN107389585 A CN 107389585A
- Authority
- CN
- China
- Prior art keywords
- gas
- air chamber
- chamber
- light source
- cavity
- 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.)
- Granted
Links
- 239000007789 gas Substances 0.000 title claims abstract description 252
- 238000004458 analytical method Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 238000005259 measurement Methods 0.000 claims abstract description 64
- 238000001514 detection method Methods 0.000 claims abstract description 37
- 238000012546 transfer Methods 0.000 claims abstract description 28
- 239000000872 buffer Substances 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000013011 mating Effects 0.000 claims description 16
- 230000003139 buffering effect Effects 0.000 claims 1
- 238000000862 absorption spectrum Methods 0.000 abstract description 13
- 238000004868 gas analysis Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000002329 infrared spectrum Methods 0.000 abstract description 2
- 230000003287 optical effect Effects 0.000 description 18
- 238000012360 testing method Methods 0.000 description 10
- 238000012545 processing Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 235000010724 Wisteria floribunda Nutrition 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241000208340 Araliaceae Species 0.000 description 1
- 241001269238 Data Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000738 capillary electrophoresis-mass spectrometry Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000790 scattering method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003466 welding Methods 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
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
-
- 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
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
-
- 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
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
-
- 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
- G01N21/17—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
- G01N2021/3545—Disposition for compensating effect of interfering gases
Abstract
Description
Claims (15)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710720122.1A CN107389585B (zh) | 2017-08-21 | 2017-08-21 | 一种气体分析仪及气体分析方法 |
PCT/CN2018/100767 WO2019037648A1 (zh) | 2017-08-21 | 2018-08-16 | 一种气体分析仪及气体分析方法 |
EP18847361.5A EP3674689B1 (en) | 2017-08-21 | 2018-08-16 | Gas analyzer and gas analyzing method |
US16/832,020 US11079322B2 (en) | 2017-08-21 | 2020-03-27 | Gas analyzer and gas analyzing method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710720122.1A CN107389585B (zh) | 2017-08-21 | 2017-08-21 | 一种气体分析仪及气体分析方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107389585A true CN107389585A (zh) | 2017-11-24 |
CN107389585B CN107389585B (zh) | 2019-11-15 |
Family
ID=60352795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710720122.1A Active CN107389585B (zh) | 2017-08-21 | 2017-08-21 | 一种气体分析仪及气体分析方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11079322B2 (zh) |
EP (1) | EP3674689B1 (zh) |
CN (1) | CN107389585B (zh) |
WO (1) | WO2019037648A1 (zh) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107941734A (zh) * | 2017-09-20 | 2018-04-20 | 国网辽宁省电力有限公司检修分公司 | 一种具有多功能sf6检测技术的综合分析平台及方法 |
WO2019037648A1 (zh) * | 2017-08-21 | 2019-02-28 | 湖北锐意自控系统有限公司 | 一种气体分析仪及气体分析方法 |
CN109406532A (zh) * | 2018-10-24 | 2019-03-01 | 广州海狮软件科技有限公司 | 一种适用于小管径管材的表面缺陷的低成本视觉检测装置及方法 |
CN109507140A (zh) * | 2018-10-16 | 2019-03-22 | 武汉四方光电科技有限公司 | 一种高精度红外气体传感器及气体分析方法 |
CN110806403A (zh) * | 2019-11-28 | 2020-02-18 | 北京永安多谱检测科技有限公司 | 一种便携式一体化过氧化物检测装置及其检测方法 |
CN112666108A (zh) * | 2020-11-27 | 2021-04-16 | 广西电网有限责任公司电力科学研究院 | 一种涉及红外光谱对环保气体热解后混合气体检测方法 |
CN112816377A (zh) * | 2020-12-30 | 2021-05-18 | 杭州谱育科技发展有限公司 | 基于ftir技术的烟气检测方法 |
CN113567385A (zh) * | 2021-07-08 | 2021-10-29 | 浙江焜腾红外科技有限公司 | 激光红外气体传感器 |
CN113767274A (zh) * | 2019-08-23 | 2021-12-07 | 西门子股份公司 | 气体分析仪 |
CN114136912A (zh) * | 2021-12-01 | 2022-03-04 | 河南森斯科传感技术有限公司 | 一种双光可调式红外气体传感器 |
CN116242795A (zh) * | 2023-05-12 | 2023-06-09 | 山东益来环保科技有限公司 | 一种紫外烟气分析仪及其使用方法 |
CN110806403B (zh) * | 2019-11-28 | 2024-05-10 | 北京永安多谱检测科技有限公司 | 一种便携式一体化过氧化物检测装置及其检测方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113612859B (zh) * | 2021-09-18 | 2023-04-18 | 中国科学院长春光学精密机械与物理研究所 | 矿井环境监测系统及其监测方法 |
CN114441717B (zh) * | 2022-02-11 | 2023-04-21 | 华北电力大学(保定) | 一种生物气溶胶快速测量装置及方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2924713A (en) * | 1956-01-18 | 1960-02-09 | Beckman Instruments Inc | Instruments |
CN85105061A (zh) * | 1984-07-07 | 1986-12-31 | 株式会社堀场制作所 | 红外气体分析仪 |
CN102809546A (zh) * | 2012-08-21 | 2012-12-05 | 南京埃森环境技术有限公司 | 一种低浓度烟气红外分析仪及检测方法 |
CN102980870A (zh) * | 2012-12-10 | 2013-03-20 | 武汉四方光电科技有限公司 | 一种高精度微流红外气体传感器及其测量方法 |
CN104089918A (zh) * | 2014-07-03 | 2014-10-08 | 中国人民解放军后勤工程学院 | 一种基于非分光红外法的油气在线检测装置 |
CN207147966U (zh) * | 2017-08-21 | 2018-03-27 | 湖北锐意自控系统有限公司 | 气体分析仪 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5014139B1 (zh) * | 1969-08-29 | 1975-05-26 | ||
US3770974A (en) * | 1972-06-29 | 1973-11-06 | Mine Safety Appliances Co | Non-dispersive infrared fluid analyzer with compensation for absorptive and mechanical effects of ambient conditions |
JPS58190743A (ja) | 1982-04-30 | 1983-11-07 | Fuji Electric Co Ltd | 赤外線ガス分析計 |
JPS6011122A (ja) * | 1983-07-01 | 1985-01-21 | Shimadzu Corp | 非分散型赤外分析法における干渉補償方法 |
JPH0480642A (ja) * | 1990-07-23 | 1992-03-13 | Fuji Electric Co Ltd | 赤外線ガス分析計 |
DE19732470C2 (de) * | 1997-07-28 | 1999-11-18 | Siemens Ag | Nichtdispersiver Infrarot-Gasanalysator |
JP2000002657A (ja) * | 1998-06-12 | 2000-01-07 | Horiba Ltd | 赤外線ガス分析計における水分干渉補正方法 |
JP2004061207A (ja) * | 2002-07-26 | 2004-02-26 | Shimadzu Corp | 赤外線ガス分析計 |
DE102004031643A1 (de) * | 2004-06-30 | 2006-02-02 | Abb Patent Gmbh | Nichtdispersiver Infrarot-Gasanalysator |
DE102009059962B4 (de) | 2009-12-22 | 2011-09-01 | Siemens Aktiengesellschaft | NDIR-Zweistrahl-Gasanalysator und Verfahren zur Bestimmung der Konzentration einer Messgaskomponente in einem Gasgemisch mittels eines solchen Gasanalysators |
DE102011108941B4 (de) | 2011-07-29 | 2013-02-28 | Abb Technology Ag | Optische Gasanalysatoreinrichtung mit Mitteln zum Verbessern der Selektivität bei Gasgemischanalysen |
JP2013096889A (ja) * | 2011-11-02 | 2013-05-20 | Fuji Electric Co Ltd | 赤外線ガス分析計 |
CN102590126A (zh) * | 2011-12-28 | 2012-07-18 | 武汉四方光电科技有限公司 | 一种长寿命的微流红外so2传感器 |
CN107389585B (zh) * | 2017-08-21 | 2019-11-15 | 湖北锐意自控系统有限公司 | 一种气体分析仪及气体分析方法 |
-
2017
- 2017-08-21 CN CN201710720122.1A patent/CN107389585B/zh active Active
-
2018
- 2018-08-16 WO PCT/CN2018/100767 patent/WO2019037648A1/zh unknown
- 2018-08-16 EP EP18847361.5A patent/EP3674689B1/en active Active
-
2020
- 2020-03-27 US US16/832,020 patent/US11079322B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2924713A (en) * | 1956-01-18 | 1960-02-09 | Beckman Instruments Inc | Instruments |
CN85105061A (zh) * | 1984-07-07 | 1986-12-31 | 株式会社堀场制作所 | 红外气体分析仪 |
CN102809546A (zh) * | 2012-08-21 | 2012-12-05 | 南京埃森环境技术有限公司 | 一种低浓度烟气红外分析仪及检测方法 |
CN102980870A (zh) * | 2012-12-10 | 2013-03-20 | 武汉四方光电科技有限公司 | 一种高精度微流红外气体传感器及其测量方法 |
CN104089918A (zh) * | 2014-07-03 | 2014-10-08 | 中国人民解放军后勤工程学院 | 一种基于非分光红外法的油气在线检测装置 |
CN207147966U (zh) * | 2017-08-21 | 2018-03-27 | 湖北锐意自控系统有限公司 | 气体分析仪 |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019037648A1 (zh) * | 2017-08-21 | 2019-02-28 | 湖北锐意自控系统有限公司 | 一种气体分析仪及气体分析方法 |
CN107941734A (zh) * | 2017-09-20 | 2018-04-20 | 国网辽宁省电力有限公司检修分公司 | 一种具有多功能sf6检测技术的综合分析平台及方法 |
CN109507140A (zh) * | 2018-10-16 | 2019-03-22 | 武汉四方光电科技有限公司 | 一种高精度红外气体传感器及气体分析方法 |
CN109406532A (zh) * | 2018-10-24 | 2019-03-01 | 广州海狮软件科技有限公司 | 一种适用于小管径管材的表面缺陷的低成本视觉检测装置及方法 |
CN109406532B (zh) * | 2018-10-24 | 2021-01-05 | 广州海狮软件科技有限公司 | 一种适用于小管径管材的表面缺陷的低成本视觉检测装置及方法 |
CN113767274A (zh) * | 2019-08-23 | 2021-12-07 | 西门子股份公司 | 气体分析仪 |
CN110806403A (zh) * | 2019-11-28 | 2020-02-18 | 北京永安多谱检测科技有限公司 | 一种便携式一体化过氧化物检测装置及其检测方法 |
CN110806403B (zh) * | 2019-11-28 | 2024-05-10 | 北京永安多谱检测科技有限公司 | 一种便携式一体化过氧化物检测装置及其检测方法 |
CN112666108B (zh) * | 2020-11-27 | 2023-07-25 | 广西电网有限责任公司电力科学研究院 | 一种涉及红外光谱对环保气体热解后混合气体检测方法 |
CN112666108A (zh) * | 2020-11-27 | 2021-04-16 | 广西电网有限责任公司电力科学研究院 | 一种涉及红外光谱对环保气体热解后混合气体检测方法 |
CN112816377A (zh) * | 2020-12-30 | 2021-05-18 | 杭州谱育科技发展有限公司 | 基于ftir技术的烟气检测方法 |
CN112816377B (zh) * | 2020-12-30 | 2024-03-15 | 杭州谱育科技发展有限公司 | 基于ftir技术的烟气检测方法 |
CN113567385A (zh) * | 2021-07-08 | 2021-10-29 | 浙江焜腾红外科技有限公司 | 激光红外气体传感器 |
CN114136912A (zh) * | 2021-12-01 | 2022-03-04 | 河南森斯科传感技术有限公司 | 一种双光可调式红外气体传感器 |
CN114136912B (zh) * | 2021-12-01 | 2023-10-20 | 河南森斯科传感技术有限公司 | 一种双光可调式红外气体传感器的校准方法 |
CN116242795A (zh) * | 2023-05-12 | 2023-06-09 | 山东益来环保科技有限公司 | 一种紫外烟气分析仪及其使用方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3674689A1 (en) | 2020-07-01 |
WO2019037648A1 (zh) | 2019-02-28 |
EP3674689A4 (en) | 2021-07-28 |
EP3674689B1 (en) | 2023-12-13 |
CN107389585B (zh) | 2019-11-15 |
US20200225150A1 (en) | 2020-07-16 |
US11079322B2 (en) | 2021-08-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107389585A (zh) | 一种气体分析仪及气体分析方法 | |
CN105319178B (zh) | 机动车尾气co和co2浓度实时检测系统及其控制方法 | |
CN104458636B (zh) | 一种具有温度气压自动补偿的co2气体浓度监测装置及方法 | |
CN106596437A (zh) | 大气no3自由基浓度在线测量系统和在线测量方法 | |
US11874199B2 (en) | Device and process for determining the size of a leak hole in a sample | |
CN106053428B (zh) | 一种基于f-p光学信号增强的石化载氢管道气体含量在线测量的传感装置 | |
US20080011952A1 (en) | Non-Dispersive Infrared Gas Analyzer | |
CN207147966U (zh) | 气体分析仪 | |
CN112763443B (zh) | 一种二氧化碳传感器、校准方法及在线检测仪 | |
CN109765181A (zh) | 一种提高气体光声光谱检测稳定性的差分式共振光声池 | |
AU2844599A (en) | Device and method for directly measuring calorific energy contained in a fuel gas | |
CN105547386B (zh) | 一种测量水平管道内气液两相流流量的装置及方法 | |
US2709751A (en) | Infrared concentrometer | |
CN104596962B (zh) | 基于激光气体传感器的不同气体交叉标定方法及系统 | |
JPS5892843A (ja) | 二成分測定用非分散型赤外線分析計 | |
Xiong et al. | Photoacoustic Spectroscopy Gas Detection Technology Research Progress | |
CN204359673U (zh) | 激光气体分析仪器上准直的调节装置 | |
CN105628108B (zh) | 一种测量竖直管道内气液两相流流量的装置及方法 | |
CN117309764A (zh) | 一种基于积分腔的多气体浓度测量仪 | |
CN101625306B (zh) | 一种用于气体浓度测量的装置 | |
US10983094B2 (en) | Sensor and use thereof for measuring speed of sound in gaseous medium and method and apparatus for measurement of vapour sorption | |
CN103822892A (zh) | 一种红外气体传感器 | |
CN214794442U (zh) | 推进剂开放光路ftir检测系统标定吸收池及标定装置 | |
Bates et al. | Development of a custom on-line ultrasonic vapour analyzer/flowmeter for the ATLAS inner detector, with application to gaseous tracking and Cherenkov detectors | |
US20210041354A1 (en) | Measuring device for analyzing the composition of a fuel gas, having a filter chamber arranged upstream of a detector |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 430000, No. three, No. 3, Fenghuang garden, Phoenix Industrial Park, East Lake New Technology Development Zone, Hubei, Wuhan Applicant after: HUBEI RUIYI AUTOMATIC CONTROL SYSTEM CO., LTD. Applicant after: Sifang Optoelectronic Co., Ltd. Address before: 430000, No. three, No. 3, Fenghuang garden, Phoenix Industrial Park, East Lake New Technology Development Zone, Hubei, Wuhan Applicant before: HUBEI RUIYI AUTOMATIC CONTROL SYSTEM CO., LTD. Applicant before: Wuhan Cubic Optoelectronics Co., Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |