污水处理厂工艺设计计算书5000T 污水处理厂设计计算书设计水量:近期(取K 总=1.75):Q ave =5000T/d=208.33m 3/h=0.05787 m 3/s Q max =K 总Q ave =364.58m 3/h=0.10127m 3/s (截留倍数n=1.0)Q 合=n Q ave =416.67 m 3/h=0.1157m 3/s 远期(取K 总=1.6):Q ave =10000T/d=416.67m 3/h=0.1157m 3/s Q max =K 总Q ave =667m 3/h=0.185m 3/s一粗格栅(设计水量按远期Q max =0.185m 3/s ) (1)栅条间隙数(n ):设栅前水深h=0.8m ,过栅流速v=0.6m/s ,栅条间隙b=0.015m ,格栅倾角a=75。max Q n bhv =(个)(2)栅槽宽度(B )B=S (n-1)+bn=0.01(25-1)+0.015*25=0.615m二细格栅(设计水量按远期Q max =0.185m 3/s ) (1)栅条间隙数(n ):n