Third Harmonic Utilization in Permanent Magnet Machines by Kai Wang & Zi-Qiang Zhu

Third Harmonic Utilization in Permanent Magnet Machines by Kai Wang & Zi-Qiang Zhu

Author:Kai Wang & Zi-Qiang Zhu
Language: eng
Format: epub
ISBN: 9789811306297
Publisher: Springer Singapore


Table 6.2Fundamental airgap flux density components

Flux density

Sine

Sine+1/6 3rd

1.15(Sine+1/6 3rd)

Bpeak (T)

0.92

0.81

0.91

B1 (T)

0.91

0.90

0.99

6.3.1 Flux Density

In order to investigate the influence of additional 3rd harmonic on the stator iron loss, the flux density in the tooth tips, tooth body and stator yoke can be simplified analyzed. The stator laminations can be divided into five regions, as shown in Fig. 6.4.

Fig. 6.4Search coil location and region division



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