基于分段位移激励函数的贯穿式故障建模及滚动轴承振动特性分析

罗丫,葛可可,袁晓文,涂文兵

Through-fault modeling and vibration characteristic analysis of rolling bearing based on piecewise displacement excitation function

Ya LUO,Keke GE,Xiaowen YUAN,Wenbing TU

表7 轴承外圈故障特征频率理论值、仿真值与实验值的对比

Table 7 Comparison of theoretical, simulated and experimental values of fault characteristic frequency of bearing outer ring

特征频率/Hz 数值 仿真值相对实验值的误差/% 仿真值相对理论值的误差/% 理论值 165.15 -0.36 -0.21 仿真值 164.80 实验值 165.40