谐波污染在煤矿电网中已日趋突显，通过对多个煤矿电网谐波的测试和数据分析，基本掌握了我国煤矿电网谐波的现状，很多电力设备故障，继电......

In previous studies, the nonlinear problem of electrohydrodynamic(EHD)ion drag flows in a circular cylindrical conduit h......