【摘要】 污泥是城市污水处理的副产品,不仅产生量大,而且成分极其复杂,如若处理不当,将会造成二次污染。同时,污泥作为二次资源,如何经济、合理地利用也是当今国内外广泛关注的问题之一。本文分析了我国城市污水处理厂污泥的特性,简介了当前城市污泥处理、处置的方法及研究进展;在大量调研国内外关于城市污泥有效利用的文献资料的基础上,概述了当前城市污泥资源化有效利用的最新技术,并指出我国城市污泥的有效利用应根据我国国情采取近期以农用为主,其他方面为辅的面向未来的资源化利用方式。更多还原

【Abstract】 Sludge is the byproduct of the municipal wastewater treatment.The quantity of sludge is very large and the component of it is very complex.If sludge can’t be well disposed,it will give rise to two times pollution.At the same time,sludge is resource also and how to utilize it is the global noticed problem.In this paper,the chracteritics of the sludge from municipal wastewater treatment in China are analyzed and introduction on the sludge treatment and disposal technique in recent years is presented.On the basis of the information about sludge treatment and reusing introduction on the new development of sludge utilization is also presented.In combination with present condition of China,we should take the utilization ways for agriculture and supplement with the other ways.更多还原