校园体温监测是疫情防控的关键,它能为学校决策者提供师生体温数据并积极采取疫情防控措施。针对人群密集高的校园疫情防控常态化工作,提出一种分布式集中管理、更易普及的基于远距离无线电(Long Range,LoRa)通信的体温监测系统。该系...校园体温监测是疫情防控的关键,它能为学校决策者提供师生体温数据并积极采取疫情防控措施。针对人群密集高的校园疫情防控常态化工作,提出一种分布式集中管理、更易普及的基于远距离无线电(Long Range,LoRa)通信的体温监测系统。该系统采用“终端设备+上位机监控”极简模式设计,将终端设备布控在学生寝室、教室或办公室内,便于早中晚多次非接触式实时采集,师生凭射频识别卡(Radio Frequency Identification,RFID)在终端随时实名测量体温值,学校管理人员在监控中心即可监测到师生的体温信息。实验结果表明,该系统可远程实现校园师生体温的实时采集、实时显示、数据汇总下载和体温超值报警等功能,系统数据传输可靠,对疫情防控常态化工作的高效管理具有一定的实用价值。展开更多
为了实现电厂高压设备的温度监测,设计了无线测温系统;针对就地监测的局限,将系统扩展到远端,实现了手机终端远程测温服务。无线测温系统设计基于无线传感网络(WSN),手机终端基于Android系统,以云服务器为中心,应用3G/4G网络,能够实现...为了实现电厂高压设备的温度监测,设计了无线测温系统;针对就地监测的局限,将系统扩展到远端,实现了手机终端远程测温服务。无线测温系统设计基于无线传感网络(WSN),手机终端基于Android系统,以云服务器为中心,应用3G/4G网络,能够实现周期为2 s的实时数据监测。经过实际测试,该无线测温系统运行良好,手机终端运行稳定,具有良好的扩展性和移植性,并已成功应用在发电厂500 k V主变压器测温系统。展开更多
The design and assembly of environmental monitoring and control system for large-scale pig house with fermentation bed helped to solve the problem of environmental automatic control in piggery.The sensors would monito...The design and assembly of environmental monitoring and control system for large-scale pig house with fermentation bed helped to solve the problem of environmental automatic control in piggery.The sensors would monitor the temperature,humidity,light,wind direction,wind speed,CO2,NH3and other parameters.On-line real-time data collection was achieved.The expert system was constructed to control the temperature in piggery below 30℃,to control the air and mattress humidities higher than 65%.Under the conditions of different season or different wind speed,even in day and night,the control actuators were different.The actuators included fanning wet curtain,lighting,micro spraying,spraying,propeller fan,electric aluminum alloy shutter and spraying systems on the roof.The actuators were integrated,and they control the piggery environment simultaneously.The system also designed the remote video monitor interface,parameter-monitoring curved interface and operation interface,which provided a good man-machine interface.展开更多
文摘校园体温监测是疫情防控的关键,它能为学校决策者提供师生体温数据并积极采取疫情防控措施。针对人群密集高的校园疫情防控常态化工作,提出一种分布式集中管理、更易普及的基于远距离无线电(Long Range,LoRa)通信的体温监测系统。该系统采用“终端设备+上位机监控”极简模式设计,将终端设备布控在学生寝室、教室或办公室内,便于早中晚多次非接触式实时采集,师生凭射频识别卡(Radio Frequency Identification,RFID)在终端随时实名测量体温值,学校管理人员在监控中心即可监测到师生的体温信息。实验结果表明,该系统可远程实现校园师生体温的实时采集、实时显示、数据汇总下载和体温超值报警等功能,系统数据传输可靠,对疫情防控常态化工作的高效管理具有一定的实用价值。
文摘为了实现电厂高压设备的温度监测,设计了无线测温系统;针对就地监测的局限,将系统扩展到远端,实现了手机终端远程测温服务。无线测温系统设计基于无线传感网络(WSN),手机终端基于Android系统,以云服务器为中心,应用3G/4G网络,能够实现周期为2 s的实时数据监测。经过实际测试,该无线测温系统运行良好,手机终端运行稳定,具有良好的扩展性和移植性,并已成功应用在发电厂500 k V主变压器测温系统。
基金Supported by Special Fund for Agro-scientific Research in the Public Interest(201303094)International Science and Technology Cooperation Project of China(2012DFA31120)National Key Technology Research and Development Program(2012BAD14B15)
文摘The design and assembly of environmental monitoring and control system for large-scale pig house with fermentation bed helped to solve the problem of environmental automatic control in piggery.The sensors would monitor the temperature,humidity,light,wind direction,wind speed,CO2,NH3and other parameters.On-line real-time data collection was achieved.The expert system was constructed to control the temperature in piggery below 30℃,to control the air and mattress humidities higher than 65%.Under the conditions of different season or different wind speed,even in day and night,the control actuators were different.The actuators included fanning wet curtain,lighting,micro spraying,spraying,propeller fan,electric aluminum alloy shutter and spraying systems on the roof.The actuators were integrated,and they control the piggery environment simultaneously.The system also designed the remote video monitor interface,parameter-monitoring curved interface and operation interface,which provided a good man-machine interface.
