According to the problem that the impact load generated by large steel industries affects the area load curves,the paper introduces a method to pre-process the impact load using wiener filtering.

• 针对大型特种钢铁企业所产生的冲击负荷影响地区负荷曲线的问题,介绍了一种利用维纳滤波对冲击负荷进行预处理的方法。