基于改进VMD与包络导数能量算子的滚动轴承早期故障诊断

任学平，李攀，王朝阁，张超

Rolling bearing early fault diagnosis based on improved VMD and envelope derivative operator

REN Xueping,LI Pan,WANG Chaoge,ZHANG Chao

振动与冲击 . 2018, (15): 6 -13 .