活性污泥法的发展及其工程选择

摘要

本文阐述了城市污水处理活性污泥法的发展沿革，着重介 绍了近三十年来出现的几个重要新工艺的特点；文中还提出在建设中、小城市污水处理厂时 对工艺选择的根据。建设在目前应更多关注SBR，UNITANK及OD工艺。%The developing history of activated sludge proce ss and the features of several new processes are described in this paper.The selectiv e base of urban wastewater treatment process are also provided.The wastewater t reatment processes of SBR,UNITANK and OD(Oxidation Ditch)are recommended.