介绍了颗粒填料复合式膜生物反应器(HMBR)在工业废水处理中的应用.在运行条件一致的情况下,对普通膜生物反应器(MBR)和颗粒填料复合式膜生物反应器(HMBR)进行了对比实验,着重研究了颗粒填料在膜污染控制方面的作用.结果表明:由于投加填料颗粒,HMBR的沉积层阻力减少了86%,临界通量增长了约20%;在长期运行过程中MBR的膜污染速率是HMBR的3.3倍.在膜生物反应器中投加颗粒填料可以有效地改善其过滤性能,减缓膜通量的下降.
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