相位差磁调制直流漏电流传感器误差分析  

Error analysis of phase difference magnetic modulation DC leakage current sensor

作　　者：戚继飞 阳桂蓉 罗志强 QI Jifei;YANG Guirong;LUO Zhiqiang(Technology Center of Mianyang Weibo Electronic Co.,ltd,Mianyang 621000,China)

机构地区：[1]绵阳市维博电子有限责任公司技术中心

出　　处：《自动化与仪器仪表》2018年第9期149-152,共4页Automation & Instrumentation

摘　　要：为提升单磁环单绕组相位差磁调制漏电流传感器输出性能,从相位差磁调制直流漏电流传感器交流励磁电路-方波振荡器入手,采用理论分析及实验验证方法,从电路参数设计上分析了导致传感器输出误差的关键参数。通过优化参数设计,实现产品性能提升目的。In order to improve the output performance of single magnetic ring single winding phase difference magnetic modulation leakage current sensor, started with the AC excitation circuit-square wave oscillator of the phase difference magnetic modulation DC leakage current sensor, adopted theoretical analysis and experimental verification methods, and analyzed the key factors of causing the output error from the circuit parameter design. Through the optimization of parameter design, realized product performance improvement purpose.

关 键 词：相位差磁调制 漏电流检测 单磁环单绕组 交流励磁 脉宽测量 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]