开口磁芯的高频电流传感器幅频特性研究
Journal of Henan Science and Technology(2015)
Abstract
设计制作了一种开口磁芯的高频电流传感器,应用于电力电缆局部放电检测系统.开口式的高频电流传感器,方便安装和卸载,带宽为50kHz至50MHz.本实验分析了线圈匝数、积分电阻和气隙对传感器幅频特性的影响,设计制作的高频电流传感器满足电缆局部放电检测要求,对开合式的高频电流传感器的制作具有指导意义.
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Key words
HFCT,Air-gap,Turns,Integrating resistance,Amplitude-frequency characteristic
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