The closed back purge system and the condition of aerating turbulent flow can lighten the attenuation of membrane flux, at the same time, prevent the problem of nitrification inhibition.
通过密闭反冲洗系统、曝气紊流条件，可有效缓解膜通量的衰减，同时防止反应器内硝化抑制作用的产生。
The Froude number of runoff flow larger than 1 under the all experiments and it is belongs to the turbulent condition.
而坡面流弗劳德数在整个试验过程中均大于1，属于急流范围。
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