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强制循环厌氧反应器处理中低浓度废水

Keywords: 强制循环厌氧反应器,印染废水,COD,HRT

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Abstract:

为解决内循环厌氧反应器在对低浓度有机废水处理时,因产气量不足、内循环量小而不能正常运行的问题,提出了强制循环反应器的概念,给出了设计方法。以低浓度、碱性印染工业废水为研究对象,进行了强制循环厌氧反应器的启动与运行的研究,得出了该反应器的最佳HRT和最佳外加循环量。结果表明:在高硫、低性状絮状厌氧泥为接种泥情况下,最佳外循环流量1m3/h,最佳HRT为7h时,FCR出水的T-COD和S-COD去除率分别为53.6%和58%。

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