①新鲜污泥量的计算,初次沉淀池污泥体积(以含水率96.5%计算)为:V<sub>1</sub>=(240*0.4*30000)/((1-0.965)*1000*1000)=82m<sup>3</sup>/d<br> ②剩余污泥体积(a=0.5,b=0.1)为:<br> △X=aQS<sub>a</sub>-bXY=0.5×200×0.95×30000/1000-0.1×4×0.75×5000=1350kgVSS/d<br> ③每日剩余污泥量为1350/0.75=1800kgVSS/d<br> ④当浓缩至含水率为96.5%,其体积为:V<sub>2</sub>=1800/((1-0.965)*1000)=51m<sup>3</sup>/d<br> ⑤污泥总体积为:V′=V<sub>1</sub>+V<sub>2</sub>=82+51=133m<sup>3</sup>/d