转子分段斜极对永磁同步电机电磁噪声的削弱影响

徐珂,应红亮,黄苏融,张琪

Electromagnetic noise reduction of permanent magnet synchronous motor by step-skewed rotor

Ke XU,Hong-liang YING,Su-rong HUANG,Qi ZHANG

表 5 噪声实测值与仿真结果对比

Tab.5 Comparison between measured noise values and simulation results

n0/（r·min−1） Lp-test/dB Lp/dB 2 500 55.9 53.2 4 000 60.5 59.2 5 500 56.6 51.2 7 000 63.7 58.1 8 500 69.3 65.9 9 500 66.7 63.3