Has analyzed the Helmholtz coil center region axial magnetic fielddistribution, gave one kind to survey the Helmholtz coil magnetic field distributed one new method.
分析了亥姆霍兹线圈中心区域轴向磁场的分布，给出了一种测量亥姆霍兹线圈磁场分布的一种新方法。
2
The calculation result and the characteristics of the axial electric fielddistribution of the faulted insulator are described. Testing results at laboratory are given.
介绍了故障绝缘子轴向电场分布的计算结果和特点，并给出了实验室检测试验的结果。
3
Under the circumstances of axial symmetric and non-static current distribution, a method for calculating off-axis electromagnetic field is given by using Maxwells equations and axial symmetry.