城市污泥的特性及资源化利用技术研究进展

Research progress on the characteristics of municipal sludge and its resource utilization technology

城市污泥是城市生活污水处理过程中产生的剩余物,内含无机颗粒、有机物的残片、微生物菌体、胶粒及重金属和有机污染物等有毒有害物质。根据城市污泥的特性,实现城市污泥的无害化处置和资源化利用,是具有国际意义的挑战课题。本文分析了城市污泥的特性及资源化利用技术研究进展,为污泥的处理和处置提供技术参考。

Municipal sludge is the residue produced during the treatment of domestic sewage.It contains inorganic particles,fragments of organic matter,microbial cells,colloidal particles,heavy metals,and organic pollutants.According to the characteristics of municipal sludge,the harmless treatment and resource utilization of municipal sludge is a challenge of international significance.This study analyzes the characteristics and the research progress of resource utilization technology of the municipal sludge.to provide technical reference for sludge treatment and disposal.The results from this study are expected to provide a scientific basis for the effective disposal of municipal sludge.