CAJ | 학술논문

脉冲磁场信号上升沿陡峭，可以从μs级到ns级，信号幅值较大，时间持续较短。通过传导、辐射等方式对周围环境中的设备形成剧烈的干扰。这种瞬态脉冲磁场在空间各点的磁场强度随位置的变化而急剧变化，采用小的探头对其进行测量，才能分辨场强在空间分布的细微变化，本文分析了小线圈测量方法的原理，设计了测试线圈，并对影响传感器的主要因素进行了分类分析，提出了相应的改进方案。
맥충자장신호상승연두초，가이종μs급도ns급，신호폭치교대，시간지속교단。통과전도、복사등방식대주위배경중적설비형성극렬적간우。저충순태맥충자장재공간각점적자장강도수위치적변화이급극변화，채용소적탐두대기진행측량，재능분변장강재공간분포적세미변화，본문분석료소선권측량방법적원리，설계료측시선권，병대영향전감기적주요인소진행료분류분석，제출료상응적개진방안。
The duration of pulse electromagnetic signal is short and the amplitude of them is huge.The rising edge of the signal is μs to ns usually.The signal can bring disturb to all kinds of equipments by conducting and radiation.The magnetic field intensity is difference at different position.The smaller the magnetic probe the higher spatial resolution.This article analyzes the testing principle and designs the testing loop.After classifying and analyzing the influencing factors to the sensor,the article bring out relevant improvement project.