污泥微生物细胞的裂解是限制污泥消化速率的关键。而污泥预处理技术对细胞破裂、水解有明显的效果。将剩余污泥预处理方法分成物理、化学、生物、机械以及联合处理等几大类,并论述了各种预处理技术的特点、研究进展及应用前景。指出,对于不同预处理技术进行优化组合,能够取得更为显著的效果。%Disruption of bacterial cells is a bottleneck limiting the efficiency of anaerobic digestion, but suitable pretreatment for excess sludge could enhance disruption and/or hydrolysis of bacterial cells. In this article , pretreatment technologies are categorized as physical,chemical,biological,mechanical and combined pretreatment methods. Moreover, each method is described in detail including their advantages and disadvantages, progress and prospects for application. It is pointed out that the optimal combination of different pretreatment technologies can produce more significant results.
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