Electronic Science and Technology ›› 2021, Vol. 34 ›› Issue (10): 32-37.doi: 10.16180/j.cnki.issn1007-7820.2021.10.005
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CHEN Shengli1,2,WANG Xinzhang1,2,XU Xiaozhuo1,2
Received:
2020-06-03
Online:
2021-10-15
Published:
2021-10-18
Supported by:
CLC Number:
CHEN Shengli,WANG Xinzhang,XU Xiaozhuo. Electromagnetic Simulation Analysis of Permanent Magnet Synchronous Motor Demagnetization Fault[J].Electronic Science and Technology, 2021, 34(10): 32-37.
Table 2
Fundamental wave and harmonics of the motor induced potential change with the degree of demagnetization"
失磁比 | 基波/V | 3次谐波/V | 5次谐波/V | 7次谐波/V |
---|---|---|---|---|
0% | 277.2 | 17.2 | 6.8 | 7.6 |
10% | 258.4 | 17.1 | 6.3 | 6.9 |
20% | 236.1 | 16.4 | 5.5 | 6.0 |
30% | 209.6 | 15.3 | 4.7 | 5.2 |
40% | 180.5 | 13.5 | 3.9 | 4.4 |
50% | 150.5 | 11.3 | 3.3 | 3.7 |
60% | 120.4 | 9.0 | 2.6 | 2.9 |
70% | 90.3 | 6.8 | 1.9 | 2.2 |
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