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高浓度氨氮污泥脱滤液的半硝化实验研究

Keywords: 高氨氮,半硝化反应污,泥脱滤液,氨氧化菌和亚硝化菌

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Abstract:

对高浓度氨氮污泥脱滤液进行了半硝化实验研究。运行结果表明，反应器进水氨氮浓度在402mg/L、HRT=5.5h、温度为22~31℃、DO<1.0mg/L、pH值在7.4~8.2时，半硝化反应器出水的NO-2-N/NH3-N维持在1.13~1.32，且负荷达到1.76kgN/(m3·d)，NO-2-N/NO-x-N接近100%，出水较好地实现匹配厌氧氨氧化的进水要求。

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