CN1888865A - 开放式天然气泄漏多路监测方法和光路结构 - Google Patents
开放式天然气泄漏多路监测方法和光路结构 Download PDFInfo
- Publication number
- CN1888865A CN1888865A CN200610041088.7A CN200610041088A CN1888865A CN 1888865 A CN1888865 A CN 1888865A CN 200610041088 A CN200610041088 A CN 200610041088A CN 1888865 A CN1888865 A CN 1888865A
- Authority
- CN
- China
- Prior art keywords
- photoswitch
- laser
- output
- optical fiber
- optical
- 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
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 239000003345 natural gas Substances 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000012544 monitoring process Methods 0.000 title claims description 23
- 239000007789 gas Substances 0.000 claims abstract description 28
- 239000013307 optical fiber Substances 0.000 claims abstract description 28
- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 239000004065 semiconductor Substances 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- 241000931526 Acer campestre Species 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 13
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 238000001228 spectrum Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000013480 data collection Methods 0.000 abstract 1
- 230000008676 import Effects 0.000 abstract 1
- 239000000835 fiber Substances 0.000 description 7
- 238000000862 absorption spectrum Methods 0.000 description 6
- 239000003209 petroleum derivative Substances 0.000 description 6
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000002574 poison Substances 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000001307 laser spectroscopy Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- -1 sulfide hydrogen Chemical class 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Images
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
- G01N21/39—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
- 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
- G01N2021/1795—Atmospheric mapping of gases
-
- 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
- G01N2021/3513—Open path with an instrumental source
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100410887A CN100520360C (zh) | 2006-07-19 | 2006-07-19 | 开放式天然气泄漏多路监测方法和光路结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100410887A CN100520360C (zh) | 2006-07-19 | 2006-07-19 | 开放式天然气泄漏多路监测方法和光路结构 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1888865A true CN1888865A (zh) | 2007-01-03 |
CN100520360C CN100520360C (zh) | 2009-07-29 |
Family
ID=37578154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100410887A Expired - Fee Related CN100520360C (zh) | 2006-07-19 | 2006-07-19 | 开放式天然气泄漏多路监测方法和光路结构 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100520360C (zh) |
Cited By (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100498414C (zh) * | 2007-12-21 | 2009-06-10 | 中国科学院上海技术物理研究所 | 折衍混合望远镜光学系统 |
CN102590136A (zh) * | 2011-12-30 | 2012-07-18 | 中国科学院安徽光学精密机械研究所 | 激光酒驾道边在线监测系统 |
CN102788761A (zh) * | 2011-05-16 | 2012-11-21 | 西克股份公司 | 用于确定气体中测量组分的浓度的设备 |
CN102967416A (zh) * | 2012-11-13 | 2013-03-13 | 国家海洋环境监测中心 | 监测浅海油气开采区甲烷泄露的方法 |
CN103063368A (zh) * | 2012-12-20 | 2013-04-24 | 华南理工大学 | 一种sf6气体泄漏监测系统 |
CN103149158A (zh) * | 2013-01-14 | 2013-06-12 | 中国计量学院 | 一种双棱镜水质监测光纤传感系统 |
CN103257110A (zh) * | 2012-02-15 | 2013-08-21 | 江苏天瑞仪器股份有限公司 | 用于激光在线气体分析的信号传输方法及其传输装置 |
CN103411920A (zh) * | 2013-07-03 | 2013-11-27 | 安徽建筑大学 | 便携式变压器油中溶解气体多组分在线监测仪 |
CN103411919A (zh) * | 2013-07-03 | 2013-11-27 | 安徽建筑大学 | 建筑火灾早期特征气体的多组分同时监测系统及方法 |
CN103424380A (zh) * | 2013-08-05 | 2013-12-04 | 中国人民解放军63655部队 | 一种离轴式大气湍流强度廓线实时测量装置与方法 |
CN103439796A (zh) * | 2013-09-03 | 2013-12-11 | 武汉正光恒远科技有限公司 | 用于多光路输入多光路输出的系统 |
CN103454243A (zh) * | 2013-09-05 | 2013-12-18 | 郑州光力科技股份有限公司 | 光纤分布式多点在线气体监测系统及其主机 |
CN103471746A (zh) * | 2013-09-22 | 2013-12-25 | 中国工程物理研究院总体工程研究所 | 多通道预紧组合结构微间隙层间光纤压力传感检测系统 |
CN103528992A (zh) * | 2013-10-25 | 2014-01-22 | 北京农业智能装备技术研究中心 | 畜舍内甲烷分布的测量系统及测量方法 |
CN103558181A (zh) * | 2013-11-06 | 2014-02-05 | 郑州光力科技股份有限公司 | 六氟化硫开关在线监测系统 |
CN104458159A (zh) * | 2013-09-16 | 2015-03-25 | 苏州工业园区格比机电有限公司 | 冷却阀泄漏检测装置及其检测方法 |
CN105067563A (zh) * | 2015-07-09 | 2015-11-18 | 中国科学院上海光学精密机械研究所 | 开放空间气体平均浓度测量装置及测量方法 |
CN105403373A (zh) * | 2015-12-20 | 2016-03-16 | 安徽中科智泰光电测控科技有限公司 | 一种扩散式天然气站场瓦斯泄露激光在线监测预警装置 |
CN106290248A (zh) * | 2016-10-08 | 2017-01-04 | 山东微感光电子有限公司 | 油气开采与储运危险泄漏气体光纤传感系统装置 |
CN107144543A (zh) * | 2017-06-29 | 2017-09-08 | 中国科学院合肥物质科学研究院 | 一种收发一体式开放光路大气检测系统 |
CN108593597A (zh) * | 2018-01-26 | 2018-09-28 | 西安捷亿达能源科技有限公司 | 基于光纤fp腔型探头的天然气泄漏预警监控装置及方法 |
CN109256673A (zh) * | 2018-10-19 | 2019-01-22 | 无锡市大华激光设备有限公司 | 一种半导体激光系统 |
CN109540840A (zh) * | 2019-01-22 | 2019-03-29 | 国网电力科学研究院武汉南瑞有限责任公司 | 一种六氟化硫分解气体检测装置 |
CN110325839A (zh) * | 2016-12-12 | 2019-10-11 | 恩伊欧监测设备有限公司 | 气体监测器 |
CN110392824A (zh) * | 2017-03-16 | 2019-10-29 | 多传感器科学公司 | 用于气体安全和排放物监测的扫描ir传感器 |
CN110823825A (zh) * | 2019-11-26 | 2020-02-21 | 山东大学 | 一种基于光开关和锁相放大器的气体检测方法 |
CN110836865A (zh) * | 2019-10-31 | 2020-02-25 | 中国人民解放军战略支援部队航天工程大学 | 用于大规模传感阵列的吸收光谱测量控制系统 |
US11143572B2 (en) | 2016-05-18 | 2021-10-12 | MultiSensor Scientific, Inc. | Hydrocarbon leak imaging and quantification sensor |
CN114460023A (zh) * | 2022-04-14 | 2022-05-10 | 华电智控(北京)技术有限公司 | 一种用于同时测量多种气体浓度的检测方法、系统和装置 |
US11493437B2 (en) | 2019-01-25 | 2022-11-08 | MultiSensor Scientific, Inc. | Systems and methods for leak monitoring via measurement of optical absorption using tailored reflector installments |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2343585Y (zh) * | 1998-06-16 | 1999-10-13 | 大庆石油管理局油田建设设计研究院 | 天然气微量金属采样仪 |
US7132661B2 (en) * | 2000-08-28 | 2006-11-07 | Spectrasensors, Inc. | System and method for detecting water vapor within natural gas |
ITMI20010929A1 (it) * | 2001-05-07 | 2002-11-07 | Getters Spa | Metodo per la misura della concentrazione complessiva in ossigena di monossido di carbonio e idrocarburi mediante spettroscopia di mobilita' |
CN1761868B (zh) * | 2003-03-14 | 2010-10-13 | 贝克休斯公司 | 利用近红外光谱术井下量化甲烷的方法 |
DE10319560A1 (de) * | 2003-04-24 | 2004-11-25 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Mobile Ferndetektionsvorrichtung und Ferndetektionsverfahren für Methangasansammlungen |
US7114858B2 (en) * | 2003-09-23 | 2006-10-03 | The University Of Chicago | Laser based ignition system for natural gas reciprocating engines, laser based ignition system having capability to detect successful ignition event; and distributor system for use with high-powered pulsed lasers |
US7075653B1 (en) * | 2005-04-29 | 2006-07-11 | Heath Consultants Incorporated | Method and apparatus for laser-based remote methane leak detection |
CN100447554C (zh) * | 2005-07-12 | 2008-12-31 | 吉林大学 | 一种甲烷浓度的检测方法和装置 |
-
2006
- 2006-07-19 CN CNB2006100410887A patent/CN100520360C/zh not_active Expired - Fee Related
Cited By (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100498414C (zh) * | 2007-12-21 | 2009-06-10 | 中国科学院上海技术物理研究所 | 折衍混合望远镜光学系统 |
CN102788761A (zh) * | 2011-05-16 | 2012-11-21 | 西克股份公司 | 用于确定气体中测量组分的浓度的设备 |
CN102788761B (zh) * | 2011-05-16 | 2015-10-28 | 西克股份公司 | 用于确定气体中测量组分的浓度的设备 |
CN102590136B (zh) * | 2011-12-30 | 2014-01-29 | 中国科学院安徽光学精密机械研究所 | 激光酒驾道边在线监测系统 |
CN102590136A (zh) * | 2011-12-30 | 2012-07-18 | 中国科学院安徽光学精密机械研究所 | 激光酒驾道边在线监测系统 |
CN103257110A (zh) * | 2012-02-15 | 2013-08-21 | 江苏天瑞仪器股份有限公司 | 用于激光在线气体分析的信号传输方法及其传输装置 |
CN102967416A (zh) * | 2012-11-13 | 2013-03-13 | 国家海洋环境监测中心 | 监测浅海油气开采区甲烷泄露的方法 |
CN103063368B (zh) * | 2012-12-20 | 2015-07-01 | 华南理工大学 | 一种sf6气体泄漏监测系统 |
CN103063368A (zh) * | 2012-12-20 | 2013-04-24 | 华南理工大学 | 一种sf6气体泄漏监测系统 |
CN103149158A (zh) * | 2013-01-14 | 2013-06-12 | 中国计量学院 | 一种双棱镜水质监测光纤传感系统 |
CN103149158B (zh) * | 2013-01-14 | 2016-04-20 | 中国计量学院 | 一种双棱镜水质监测光纤传感系统 |
CN103411920A (zh) * | 2013-07-03 | 2013-11-27 | 安徽建筑大学 | 便携式变压器油中溶解气体多组分在线监测仪 |
CN103411919A (zh) * | 2013-07-03 | 2013-11-27 | 安徽建筑大学 | 建筑火灾早期特征气体的多组分同时监测系统及方法 |
CN103424380A (zh) * | 2013-08-05 | 2013-12-04 | 中国人民解放军63655部队 | 一种离轴式大气湍流强度廓线实时测量装置与方法 |
CN103424380B (zh) * | 2013-08-05 | 2016-03-23 | 中国人民解放军63655部队 | 一种离轴式大气湍流强度廓线实时测量装置与方法 |
CN103439796A (zh) * | 2013-09-03 | 2013-12-11 | 武汉正光恒远科技有限公司 | 用于多光路输入多光路输出的系统 |
CN103439796B (zh) * | 2013-09-03 | 2015-06-03 | 武汉正光恒远科技有限公司 | 用于多光路输入多光路输出的系统 |
CN103454243A (zh) * | 2013-09-05 | 2013-12-18 | 郑州光力科技股份有限公司 | 光纤分布式多点在线气体监测系统及其主机 |
CN104458159A (zh) * | 2013-09-16 | 2015-03-25 | 苏州工业园区格比机电有限公司 | 冷却阀泄漏检测装置及其检测方法 |
CN103471746B (zh) * | 2013-09-22 | 2015-09-09 | 中国工程物理研究院总体工程研究所 | 多通道预紧组合结构微间隙层间光纤压力传感检测系统 |
CN103471746A (zh) * | 2013-09-22 | 2013-12-25 | 中国工程物理研究院总体工程研究所 | 多通道预紧组合结构微间隙层间光纤压力传感检测系统 |
CN103528992A (zh) * | 2013-10-25 | 2014-01-22 | 北京农业智能装备技术研究中心 | 畜舍内甲烷分布的测量系统及测量方法 |
CN103558181A (zh) * | 2013-11-06 | 2014-02-05 | 郑州光力科技股份有限公司 | 六氟化硫开关在线监测系统 |
CN105067563B (zh) * | 2015-07-09 | 2017-12-15 | 中国科学院上海光学精密机械研究所 | 开放空间气体平均浓度测量装置及测量方法 |
CN105067563A (zh) * | 2015-07-09 | 2015-11-18 | 中国科学院上海光学精密机械研究所 | 开放空间气体平均浓度测量装置及测量方法 |
CN105403373A (zh) * | 2015-12-20 | 2016-03-16 | 安徽中科智泰光电测控科技有限公司 | 一种扩散式天然气站场瓦斯泄露激光在线监测预警装置 |
US11143572B2 (en) | 2016-05-18 | 2021-10-12 | MultiSensor Scientific, Inc. | Hydrocarbon leak imaging and quantification sensor |
CN106290248A (zh) * | 2016-10-08 | 2017-01-04 | 山东微感光电子有限公司 | 油气开采与储运危险泄漏气体光纤传感系统装置 |
CN110325839A (zh) * | 2016-12-12 | 2019-10-11 | 恩伊欧监测设备有限公司 | 气体监测器 |
CN110325839B (zh) * | 2016-12-12 | 2022-06-14 | 恩伊欧监测设备有限公司 | 气体监测器 |
CN110392824A (zh) * | 2017-03-16 | 2019-10-29 | 多传感器科学公司 | 用于气体安全和排放物监测的扫描ir传感器 |
CN110392824B (zh) * | 2017-03-16 | 2022-02-22 | 多传感器科学公司 | 用于气体安全和排放物监测的扫描ir传感器 |
CN107144543A (zh) * | 2017-06-29 | 2017-09-08 | 中国科学院合肥物质科学研究院 | 一种收发一体式开放光路大气检测系统 |
CN107144543B (zh) * | 2017-06-29 | 2020-02-18 | 中国科学院合肥物质科学研究院 | 一种收发一体式开放光路大气检测系统 |
CN108593597A (zh) * | 2018-01-26 | 2018-09-28 | 西安捷亿达能源科技有限公司 | 基于光纤fp腔型探头的天然气泄漏预警监控装置及方法 |
CN109256673A (zh) * | 2018-10-19 | 2019-01-22 | 无锡市大华激光设备有限公司 | 一种半导体激光系统 |
CN109540840A (zh) * | 2019-01-22 | 2019-03-29 | 国网电力科学研究院武汉南瑞有限责任公司 | 一种六氟化硫分解气体检测装置 |
US11493437B2 (en) | 2019-01-25 | 2022-11-08 | MultiSensor Scientific, Inc. | Systems and methods for leak monitoring via measurement of optical absorption using tailored reflector installments |
US11686677B2 (en) | 2019-01-25 | 2023-06-27 | MultiSensor Scientific, Inc. | Systems and methods for leak monitoring via measurement of optical absorption using tailored reflector installments |
CN110836865B (zh) * | 2019-10-31 | 2021-03-02 | 中国人民解放军战略支援部队航天工程大学 | 用于大规模传感阵列的吸收光谱测量控制系统 |
CN110836865A (zh) * | 2019-10-31 | 2020-02-25 | 中国人民解放军战略支援部队航天工程大学 | 用于大规模传感阵列的吸收光谱测量控制系统 |
CN110823825B (zh) * | 2019-11-26 | 2021-09-07 | 山东大学 | 一种基于光开关和锁相放大器的气体检测方法 |
CN110823825A (zh) * | 2019-11-26 | 2020-02-21 | 山东大学 | 一种基于光开关和锁相放大器的气体检测方法 |
CN114460023A (zh) * | 2022-04-14 | 2022-05-10 | 华电智控(北京)技术有限公司 | 一种用于同时测量多种气体浓度的检测方法、系统和装置 |
CN114460023B (zh) * | 2022-04-14 | 2022-08-05 | 华电智控(北京)技术有限公司 | 一种用于同时测量多种气体浓度的检测方法、系统和装置 |
Also Published As
Publication number | Publication date |
---|---|
CN100520360C (zh) | 2009-07-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100520360C (zh) | 开放式天然气泄漏多路监测方法和光路结构 | |
CN100590419C (zh) | 新型结点式瓦斯浓度实时监测方法及传感器 | |
CN101021474B (zh) | 开放式气体多组分监测仪及监测方法 | |
CN104237161B (zh) | 一种煤炭自燃指标气体多组分实时在线远程监测装置及方法 | |
CN104280362B (zh) | 一种高温水汽激光光谱在线检测系统 | |
CN101782514B (zh) | 硫化氢浓度激光在线监测装置 | |
CN101281127A (zh) | 一种光纤分布式多点瓦斯实时监测仪及监测方法 | |
CN100456021C (zh) | 矿井内单光束多波长混合气体浓度检测方法及装置 | |
CN103411920A (zh) | 便携式变压器油中溶解气体多组分在线监测仪 | |
CN101251482B (zh) | 矿用瓦斯远程光纤激光检测仪 | |
CN112763454B (zh) | 一种多气体传感系统及检测方法 | |
CN104729996B (zh) | 反射式的激光在线气体分析仪光路装置 | |
CN101308090A (zh) | 一种火场多参量激光波长调制光谱检测方法和装置 | |
CN103411919A (zh) | 建筑火灾早期特征气体的多组分同时监测系统及方法 | |
CN106018339B (zh) | 自适应反射式红外激光工业危险泄漏气体监测装置 | |
CN101545856A (zh) | 煤矿采空区火灾光纤气体检测仪 | |
CN105510275B (zh) | 便携式多气体遥测装置 | |
CA2236865A1 (en) | A method and apparatus for determining the calorific value of a natural gas optically and in real time | |
CN104132911A (zh) | 开放式长光程co和ch4在线检测仪器 | |
CN103454243B9 (zh) | 一种光纤分布式多点在线气体监测系统及其主机 | |
CN106872403A (zh) | 煤自燃多组分指标气体激光光谱动态监测装置 | |
CN104614334B (zh) | 分布式光纤气体传感器 | |
CN100507518C (zh) | 高性能光纤瓦斯传感器 | |
CN108375555A (zh) | 光纤甲烷传感模块、光纤多点光电式甲烷传感器及系统 | |
CN203720081U (zh) | 一种激光吸收光谱的气体参量多点传感测量的光路结构 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Chen Dong Inventor after: Xia Hui Inventor after: Wang Xiaomei Inventor after: Wang Tiedong Inventor after: Zhang Yujun Inventor after: Li Qingfang Inventor after: Dong Jinting Inventor after: Liu Wenqing Inventor after: Liu Jianguo Inventor after: Yu Dianqiang Inventor after: Kan Ruifeng Inventor after: Zhao Haipei Inventor after: Fang Xi Inventor after: Chen Jiuying Inventor after: Wang Min Inventor before: Chen Dong Inventor before: Wang Tiedong Inventor before: Zhang Yujun Inventor before: Liu Wenqing Inventor before: Liu Jianguo Inventor before: Kan Ruifeng Inventor before: Fang Xi Inventor before: Chen Jiuying Inventor before: Wang Min Inventor before: Xia Hui Inventor before: Wang Xiaomei |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHEN DONG LIU WENQING LIU JIANGUO KAN RUIFENG FANG XI CHEN JIUYING WANG MIN XIA HUI WANG XIAOMEI WANG TIEDONG ZHANG YUJUN TO: CHEN DONG LIU WENQING LIU JIANGUO YU DIANQIANG KAN RUIFENG ZHAO HAIPEI FANG XI CHEN JIUYING WANG MIN XIA HUI WANG XIAOMEI WANG TIEDONG ZHANG YUJUN LI QINGFANG DONG JINTING |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20210719 |
|
CF01 | Termination of patent right due to non-payment of annual fee |