The paper reported the sludge characteristics in acidolysis process: the appearance of sludge was yellow-brown non-granular sludge, there was mainly acidify bacteria in the surface of sludge, poorly settled, easily floated, low the methane activity.

• 介绍了ABR酸解过程中污泥的特性 :ABR各隔室酸化污泥外观呈黄褐色絮状污泥 ; 污泥表面主要以水解产酸菌为主 ,污泥的沉降性变差 ,易于上浮 ;