考虑噪声和弱行波的对测量影响的配电网行波测距。在PSCAD上搭建模型仿真获得数据导入MATLAB进行小波分析，最终实现故障测距，精度达到102m，-Consider the impact on the measurement of the distribution network traveling wave noise and weak traveling wave. Built on the model simulation PSCAD get data into MATLAB wavele