输电线路矢量电场测供一体传感器及电压反演方法OA
Vector electric field sensor integrated energy supply and voltage inversion method for transmission lines
通过传感器测量电场信号并经过反演运算还原场源导体的电压值,是监测输电线路运行的可靠方法.本文提出测量矢量电场并反演计算输电线路各相电压的方法,设计球形矢量电场测量传感器,实现通过单传感器测量单点电场得到输电线路三相电压.由于电场测点包含丰富的电场能量,设计电场取能电路,实现检测装置的测供一体化.球形矢量传感器、电场取能装置的实验测试结果表明,球形矢量传感器相位偏移约 1.3°,响应速度较快;反演结果线性度较好且能够实现 10MHz宽频测量;取能模…查看全部>>
Measure of electric field signals through sensors to get inversion voltage value is a reliable method for monitoring the operation of transmission lines.This article proposes a method for measuring vector electric field and inverting the voltage of each phase of transmission lines.A spherical vector electric field measurement sensor is designed to achieve single point electric field measure through single sensor to obtain the three-phase voltages of transmis…查看全部>>
肖前波;廖峥;刘刚旭;汪金刚;喻昌立
国网重庆市电力公司电力科学研究院,重庆 401123国网重庆市电力公司电力科学研究院,重庆 401123国网重庆市电力公司电力科学研究院,重庆 401123重庆大学,重庆 400044重庆大学,重庆 400044
电场测量电压反演计算电场取能测供一体化
electric field measurementvoltage inversion calculationelectric field energy harvestingintegration of measurement and supply
《电气技术》 2024 (4)
24-31,8
国家自然科学基金面上项目(51677009)
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