Pilot test was made on coking plant wastewater of the Coal Chemical Corp.,Panzhihua Steel Group,China,with the biological fluidized-bed technique and A-A-O system.The results showed that when the total HTR of system w...Pilot test was made on coking plant wastewater of the Coal Chemical Corp.,Panzhihua Steel Group,China,with the biological fluidized-bed technique and A-A-O system.The results showed that when the total HTR of system was 45?h,effluent NH 3-N was 10.33?mg·L -1 ,effluent COD was less than 200?mg·L -1 ,and effluent phenol was 0.13?mg·L -1 .The operation cost is 3.60~4.36?$·(t wastewater) -1 .展开更多
文摘Pilot test was made on coking plant wastewater of the Coal Chemical Corp.,Panzhihua Steel Group,China,with the biological fluidized-bed technique and A-A-O system.The results showed that when the total HTR of system was 45?h,effluent NH 3-N was 10.33?mg·L -1 ,effluent COD was less than 200?mg·L -1 ,and effluent phenol was 0.13?mg·L -1 .The operation cost is 3.60~4.36?$·(t wastewater) -1 .