Biogas Production through Anaerobic Codigestion of Distillery Wastewater Sludge and Disposable Spent Yeast

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Variables</td><td class="align_center" rowspan="2">Symbol</td><td class="align_center" colspan="3">Actual value</td></tr><tr class="thead"><td class="align_center">−1</td><td class="align_center">0</td><td class="align_center">1</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Volumetric ratio (%)</td><td class="align_center"><i>L</i><sub>1</sub></td><td class="align_center">85</td><td class="align_center">92</td><td class="align_center">99</td></tr><tr><td class="align_left">pH</td><td class="align_center"><i>L</i><sub>2</sub></td><td class="align_center">6</td><td class="align_center">7</td><td class="align_center">8</td></tr><tr><td class="align_left">Temperature (°C)</td><td class="align_center"><i>L</i><sub>3</sub></td><td class="align_center">33</td><td class="align_center">36.5</td><td class="align_center">40</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Factors and their levels that can affect the methane yield.</div>

International Journal of Chemical Engineering

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Table 2

Table 2: Biogas Production through Anaerobic Codigestion of Distillery Wastewater Sludge and Disposable Spent Yeast 