两相厌氧系统处理乙酰螺旋霉素废水

Treating Antibiotic Wastewater by Two Phase Anaerobic Digestion System

两相厌氧系统处理抗生素废水的生产性应用表明 :当两相厌氧系统进水pH ,VFA ,COD ,BOD5分别为 5 4 6 ,1376mg/L ,85 97mg/L ,4 12 6mg/L ,产酸器 (厌氧折流板反应器 )的停留时间为 12h时 ,pH由5 4 6升高至 6 18,VFA由 1376mg/L升高至 32 81mg/L ,BOD5/COD由 0 4 8升高至 0 5 2 ;产甲烷器 (厌氧复合床反应器 )的停留时间为 39h时 ,COD和BOD5的去除率分别为 90 4 %和 94 5 % .

Productive application of treating antibiotic wastewater by two phase anaerobic digestion demonstrates: when pH,VFA,COD,BOD 5 of the two phase anaerobic digestion system influent are 5 46, 1376mg/L,8597mg/L,4126mg/L respectively, the hydraulic retention time of the acidification reactor is 12h, pH from 5 46 to 6 18, VFA from 1376mg/L to 3281mg/L, BOD 5/COD from 0 48 to 0 52; the hydraulic retention time of the methanation reactor is 39 h, the removal efficiency of COD and BOD 5 are 90 4% and 94 5% respectively.