When the secondary effluent of municipal wastewater treatment plant was treated by this process,DOC of the effluent could decrease to less than 3mg/L and the throughput of the GAC filter could be up to 3500BV.

• 城市污水处理厂的二级出水经该工艺处理后 ；出水中的 DOC可降至 3mg/L以下 ；且活性炭柱的产水床体积可达 350 0 BV.