【摘要】 介绍了MATLAB6.5版本中电力系统工具箱的功能,通过仿真实例分析,说明了该工具箱在电力系统仿真中的应用。依据一个工厂的供电系统电路模型要求,利用MATLAB的动态仿真软件Simulink搭建了该系统的仿真模型,得到了在该系统主供电线路电源端发生三相短路接地故障并由断路器自动跳闸隔离故障的仿真结果,并分析了这一暂态过程。MATLAB6.5在工厂供电系统仿真中的应用表明,MATLAB电力系统工具箱是分析电力系统的有效工具。更多还原

【Abstract】 The function of power system toolbox of MATLAB6.5 is introduced.Then analyses and illustrates the application of power system toolbox in simulation by an example.According to a plant feeder system circuitry,the simulation model is built by using dynamic simulation software MATLAB/ SIMULINK.Then obtained the simulation results and analyzed the transient of ground fault and islanding.The paper introduces the application of MATLAB6.5 SimPowerSystem and shows it is a powerful tool of analysing electric power system.更多还原