Simulation calculation method for electrical power system arrester

The invention discloses a simulation calculation method for an electrical power system arrester. The method comprises the steps that 1, a simulation model of a zinc oxide arrester under the action of a lightening transient overvoltage at a steep wave front of an electrical power system is established; 2, an impulse current is input based on the established simulation model to obtain a simulation model output signal; and 3, simulation calculation is performed on the arrester based on the simulation model output signal. The simulation calculation method achieves the technical effect of truthful simulation of the movement process of the arrester under the action of the overvoltage. 本发明公开了种电力系统避雷器的仿真计算方法，所述方法包括：步骤1：建立电力系统陡波前雷电暂态过电压作用下氧化锌避雷器的仿真模型；步骤2：基于建立的仿真模型，输入冲击电流，获得仿真模型输出信号；步骤3：基于仿真模型输出信号，对避雷器进行仿真计算，实现了对避雷器在过电压作用下动作过程的真实仿真的技术效果。