CN106663357A - 一种基于双波长散射信号的气溶胶特征参数传感方法及其应用 - Google Patents

一种基于双波长散射信号的气溶胶特征参数传感方法及其应用 Download PDF

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CN106663357A
CN106663357A CN201580043588.1A CN201580043588A CN106663357A CN 106663357 A CN106663357 A CN 106663357A CN 201580043588 A CN201580043588 A CN 201580043588A CN 106663357 A CN106663357 A CN 106663357A
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aerosol
concentration
surface area
light
wavelength
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CN106663357B (zh
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王殊
邓田
窦征
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Guangdong Sigu Intelligent Technology Co ltd
Huazhong University of Science and Technology
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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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/185—Signal analysis techniques for reducing or preventing false alarms or for enhancing the reliability of the system

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
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  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)

Abstract

本发明涉及基于双波长光散射信号的气溶胶特征参数传感方法及其应用,属于消防报警技术领域。该方法通过接收两种波长的光散射光功率，计算气溶胶表面积浓度和体积浓度，得到气溶胶索特（Sauter）平均直径，与对应门限比较，从而发出相应的火灾报警信号。采用本发明后，不仅可以通过索特平均直径判断气溶胶粒径的大小，从而及时鉴别出是否发生了火灾，及时正确地发出火灾报警信号或提示非火灾因素干扰；而且可以通过气溶胶表面积浓度和体积浓度判断得到被探测气溶胶的特征参数，从而判断并发出火灾种类报警信号，以便采取针对性的合理措施。

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PCT国内申请，说明书已公开。

Claims (4)

  1. PCT国内申请，权利要求书已公开。
CN201580043588.1A 2015-06-23 2015-06-23 一种基于双波长散射信号的气溶胶特征参数传感方法及其应用 Active CN106663357B (zh)

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CN109712367A (zh) * 2019-02-20 2019-05-03 北大青鸟环宇消防设备股份有限公司 烟雾探测器及烟雾探测方法
CN110987736A (zh) * 2019-12-18 2020-04-10 华中科技大学 一种气溶胶粒谱与浓度测量装置及方法
CN111487171A (zh) * 2020-04-28 2020-08-04 武汉拓宝科技股份有限公司 一种前向与后向结合的双波长散色的火灾烟雾探测器及方法
CN112991666A (zh) * 2021-02-08 2021-06-18 三明学院 一种火灾烟雾探测器及其烟室和抗干扰烟雾探测方法
CN114241701A (zh) * 2021-11-24 2022-03-25 中国民用航空飞行学院 一种基于bp神经网络的多参数融合探测方法

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CN107564234B (zh) * 2017-09-15 2019-09-13 华中科技大学 一种均衡响应黑、白烟的火灾探测方法及系统
CN109615816A (zh) * 2019-01-31 2019-04-12 中磊电子（苏州）有限公司 可避免假警报的烟雾检测器
WO2021113192A1 (en) * 2019-12-03 2021-06-10 Purdue Research Foundation Method and apparatus for sensing suspended dust concentration
CN111537403B (zh) * 2020-07-09 2020-10-02 中国人民解放军国防科技大学 生物气溶胶成烟面积的多维观察系统及计算方法
US11402326B2 (en) 2020-09-25 2022-08-02 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Systems and methods for multi-wavelength scattering based smoke detection using multi-dimensional metric monitoring
WO2022226412A2 (en) * 2021-04-23 2022-10-27 Poppy Health, Inc. System and method for characterizing, monitoring, & detecting bioaerosol presence & movement in an indoor environment
CN113686738B (zh) * 2021-08-04 2024-06-07 王殊 一种探测气溶胶特征的锂电池泄漏监测方法

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CN2852113Y (zh) * 2005-12-23 2006-12-27 蚌埠依爱消防电子有限责任公司 立式双向散射感烟探测器迷宫
CN101504790A (zh) * 2008-11-07 2009-08-12 清华大学 红外光束型火灾烟雾探测器及其检测方法
CN104392577A (zh) * 2014-12-08 2015-03-04 王殊 一种基于双波长散射信号的气溶胶粒径传感方法及其在火灾烟雾探测中的应用

Cited By (8)

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Publication number Priority date Publication date Assignee Title
CN108709847A (zh) * 2018-06-22 2018-10-26 佛山融芯智感科技有限公司 一种空气粒子检测方法及检测装置
CN109712367A (zh) * 2019-02-20 2019-05-03 北大青鸟环宇消防设备股份有限公司 烟雾探测器及烟雾探测方法
CN110987736A (zh) * 2019-12-18 2020-04-10 华中科技大学 一种气溶胶粒谱与浓度测量装置及方法
CN110987736B (zh) * 2019-12-18 2021-04-06 华中科技大学 一种气溶胶粒谱与浓度测量装置及方法
CN111487171A (zh) * 2020-04-28 2020-08-04 武汉拓宝科技股份有限公司 一种前向与后向结合的双波长散色的火灾烟雾探测器及方法
CN112991666A (zh) * 2021-02-08 2021-06-18 三明学院 一种火灾烟雾探测器及其烟室和抗干扰烟雾探测方法
CN112991666B (zh) * 2021-02-08 2023-04-28 三明学院 一种火灾烟雾探测器及其烟室和抗干扰烟雾探测方法
CN114241701A (zh) * 2021-11-24 2022-03-25 中国民用航空飞行学院 一种基于bp神经网络的多参数融合探测方法

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JP6315641B2 (ja) 2018-04-25
WO2016206000A1 (zh) 2016-12-29
EP3200168A4 (en) 2017-11-29
US20170284934A1 (en) 2017-10-05
JP2017535754A (ja) 2017-11-30
CN106663357B (zh) 2019-01-22
US10001438B2 (en) 2018-06-19
EP3200168A1 (en) 2017-08-02
EP3200168B1 (en) 2019-12-11

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