CAJ | 학술논문

带电细圆环是电磁学理论及应用中的基本模型，研究其产生的电场在空间的分布具有重要意义。利用电多极矩法计算非均匀带电圆环的电势和电场强度，并利用Matlab图形处理功能绘图，研究非均匀带电圆环在空间任一点的电势及电场分布，计算出轴线上的电势并与均匀带电圆环的电势进行比较。结果表明，利用Matlab获得的结果是可靠的，该结论对研究电磁场的分布提供了一种可行的方法，对研究与静电放电有关的电磁场的特性有一定的指导意义。
대전세원배시전자학이론급응용중적기본모형，연구기산생적전장재공간적분포구유중요의의。이용전다겁구법계산비균균대전원배적전세화전장강도，병이용Matlab도형처리공능회도，연구비균균대전원배재공간임일점적전세급전장분포，계산출축선상적전세병여균균대전원배적전세진행비교。결과표명，이용Matlab획득적결과시가고적，해결론대연구전자장적분포제공료일충가행적방법，대연구여정전방전유관적전자장적특성유일정적지도의의。
Charged ring is the basic model of electromagnetic theory and application .It is important for study on the electric field distribution .Non-uniform charged ring of the electric potential and electric field intensity distri-bution is calculated by the electric multipole moment method and non-uniform charged ring in the space at any point of the electric potential distribution is studied by Matlab graphics drawing .Axis on the potential is calcu-lated and the electric potential of a charged conclusion is compared .The results indicate that the conclusion is obtained from Matlab is reliable .The conclusions provide a viable method to the research of electro-magnetic field distribution ,having a positive significance on ESD-related characteristics of electro-magnetic field .