Sludge characterization is important for an efficient operation of the activated sludge process. Problems with sludge separation occcur frequently related to sludge bulking, foaming and dispersed growth.

• 污泥的特性对于活性污泥过程高效率的操作很重要。烂泥分解频繁发生的问题与污泥变大块,起泡沫和分散成长有关。