State Estimation and Model-Based Control of a Pilot Anaerobic Digestion Reactor

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left">Measure</td><td align="center"> Const. <svg height="15.4" id="M287" style="vertical-align:-3.22281pt" version="1.1" viewbox="0 0 31.25 15.4" width="31.25" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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t29.5 81.5l72 387l7.5 40.5t1 26.5t-4 18t-15.5 10t-24 6t-37 4l8 28h461z" id="x1D439"></path></g>
<g transform="matrix(.012,-0,0,-.012,10.637,15.187)"><path d="M54 437h47v21q0 48 11 83q23 72 77 118q55 46 110 53q53 -3 79 -34q13 -16 5 -35q-5 -13 -19 -24t-27 3q-37 37 -81 37q-34 0 -53 -29q-24 -37 -23 -153v-40h118q5 -7 1.5 -21t-11.5 -19h-108v-287q0 -55 13 -67t73 -18v-25h-236v26q49 5 60 16.5t11 60.5v294h-70l-4 11z
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</svg></td><td align="center">  Predictive </td><td align="center">  PI</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left"><span style="width: 35.162498px;"><svg height="15.65" id="M288" style="vertical-align:-3.24037pt" version="1.1" viewbox="0 0 35.162498 15.65" width="35.162498" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td><td align="center">  1.52 </td><td align="center">  0.20 </td><td align="center">  0.090</td></tr><tr><td align="left">GM </td><td align="center">  N/A </td><td align="center"><span style="width: 32.162498px;"><svg height="7.9499998" id="M289" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 32.162498 7.9499998" width="32.162498" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td><td align="center">  5.5</td></tr><tr><td align="left">PM </td><td align="center">  N/A </td><td align="center"><span style="width: 32.162498px;"><svg height="7.9499998" id="M290" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 32.162498 7.9499998" width="32.162498" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td><td align="center">  71.0°</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Performance measures for three control strategies for controlling <svg height="15.6875" id="M286" style="vertical-align:-3.25792pt" version="1.1" viewbox="0 0 23.200001 15.6875" width="23.200001" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>.

Journal of Control Science and Engineering

tab4

Table 4

Table 4: State Estimation and Model-Based Control of a Pilot Anaerobic Digestion Reactor 