Discrete Current Control Strategy of Permanent Magnet Synchronous Motors

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="525014.fig.0015a" src="https://static.hindawi.com/articles/jam/volume-2013/525014/figures/525014.fig.0015a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Current change of A phase</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="525014.fig.0015b" src="https://static.hindawi.com/articles/jam/volume-2013/525014/figures/525014.fig.0015b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Position curve</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="525014.fig.0015c" src="https://static.hindawi.com/articles/jam/volume-2013/525014/figures/525014.fig.0015c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Speed curve</td></tr></table></td></tr></table>

<table>Experiment curve of constant frequency control.</table>

Journal of Applied Mathematics

fig15

Figure 15

Figure 15: Discrete Current Control Strategy of Permanent Magnet Synchronous Motors 