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膜序批式反应器运行特性研究

Keywords: 膜序批式反应器,膜滤,污泥特性,耗氧速率,跨膜压力

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Abstract:

膜生物反应器采取序批式运行方式,实验室人工配水,系统不排泥,运行220d。结果表明,系统对COD、氨氮的去除率均在96%以上,细菌胞外多聚物(EPS)以蛋白质为主,污泥浓度达到10g/L以上,污泥沉降性能得到改善时,跨膜压力(TMP)呈缓慢增长趋势,出现了相当数量的纤毛虫、轮虫等原后生动物。

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