An Observer-Based Finite Control Set Model Predictive Control for Three-Phase Power Converters

<div class="floats-full-page floats-full-page-figure"><h2>Figure 7</h2><div class="floats-full-page-caption"><table>Experimental waveforms of the inductance observer.</table></div><div class="floats-full-page-content"><table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="351814.fig.007a" src="https://static-01.hindawi.com/articles/mpe/volume-2014/351814/figures/351814.fig.007a.jpg" /></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>The estimated inductance <svg height="15.0625" id="M134" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 9.8249998 15.0625" width="9.8249998" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.925,11.388)"><path d="M470 557l-12 -25q-103 25 -223 64q-128 -41 -223 -64l-12 25q172 77 224 109h22q57 -35 224 -109z" id="xF5C01"></path></g><g transform="matrix(.017,-0,0,-.017,.062,15)"><path d="M559 163q-23 -66 -68 -163h-474l6 26q62 4 79.5 19.5t28.5 75.5l78 409q7 35 8.5 49t-8 25t-24 13t-51.5 5l5 28h266l-6 -28q-65 -5 -79.5 -18t-25.5 -74l-76 -406q-10 -57 14 -75q12 -13 96 -13q93 0 126 29q41 40 76 109z" id="x1D43F"></path></g>
</svg> (1.0 mH/div)</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="351814.fig.007b" src="https://static-01.hindawi.com/articles/mpe/volume-2014/351814/figures/351814.fig.007b.jpg" /></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>The change of the phase-a current <svg height="15.4875" id="M135" style="vertical-align:-3.22282pt" version="1.1" viewbox="0 0 11.4125 15.4875" width="11.4125" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.2)"><path d="M244 607q0 -25 -15.5 -43t-37.5 -18q-19 0 -32 13t-13 35q0 21 15 41t39 20q20 0 32 -14t12 -34zM222 91q-29 -33 -79 -68t-75 -35q-13 0 -19 7.5t-6 31t10 65.5l62 253q5 26 -1 26q-21 0 -72 -43l-13 24q43 40 91 68t71 28q30 0 10 -78l-71 -274q-8 -30 3 -30&#10;q16 0 76 48z" id="x1D456"></path></g>
<g transform="matrix(.012,-0,0,-.012,4.7,15.275)"><path d="M483 97q-42 -50 -88.5 -79.5t-68.5 -29.5q-37 0 -17 93l22 102h-2q-54 -79 -144 -149q-59 -46 -100 -46q-24 0 -43 29t-19 86q0 78 34.5 153t94.5 120q41 31 94 51.5t98 20.5q29 0 72 -9q26 -6 39 -6l2 -4q-30 -117 -67 -323q-8 -41 2 -41q16 0 79 58zM374 387&#10;q-32 15 -73 15q-52 0 -83 -23q-48 -36 -78 -108.5t-30 -152.5q0 -33 8.5 -50.5t20.5 -17.5q31 0 107 79t99 132q15 40 29 126z" id="x1D44E"></path></g>
</svg> (3.0 A/div) when the inductance observer begins to work</td></tr></table></td></tr></table></div></div>

Figure 7 | An Observer-Based Finite Control Set Model Predictive Control for Three-Phase Power Converters

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Figure 7: An Observer-Based Finite Control Set Model Predictive Control for Three-Phase Power Converters

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Figure 7

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