And it shows that the shielding failure rate is a function of the ang1e of lightning incidence, strokes lightning amplitude and ground ang1e.
分析并计算了因雷电流的幅值和雷电先导入射角，以及地面倾角变化对绕击率的影响。
This paper brief discuss the theory of lightning shielding and analyzes the calculation method of shielding failure rate of transmission line.
简要论述了雷电屏蔽理论，分析了输电线路绕击率的计算方法。
With such model the effect of tower structure, lightning current amplitude, angle of the lightning incidence, as well as the ground angle on the shielding failure rate are analyzed.
应用改进的电气几何模型分析了输电线路杆塔结构、避雷线和导线的布置、雷电流的幅值、地面倾角对绕击率的影响。
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