Simplified Fuzzy Control for Flux-Weakening Speed Control of IPMSM Drive

<table>(a) Experimental speed of IPMSM drive for flux-weakening control with reference speed 220 rad/sec using PI controller (<svg height="10.325" id="M147" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 11.6125 10.325" width="11.6125" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.325)">
<g transform="translate(72,-63.74)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑌</tspan>
</text>
</g>
</g>
</svg>-axis: 1 div = 65 rad/sec). (b) Experimental steady-state current response of IPMSM drive for flux-weakening control with reference speed 220 rad/sec using PI controller (<svg height="10.325" id="M148" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 11.6125 10.325" width="11.6125" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.325)">
<g transform="translate(72,-63.74)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑌</tspan>
</text>
</g>
</g>
</svg>-axis: 1 div = 2 A).</table>

Advances in Fuzzy Systems

fig10

Figure 10

Figure 10: Simplified Fuzzy Control for Flux-Weakening Speed Control of IPMSM Drive 