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  AB法A段如何控制?是從一沉池以等同的流量給A段連續回流嗎?SV30應控制在多少?是5%-10%嗎?

  A段的回流比應該大一些,但也不能使污泥在一沉池的停留時間太短,雖然A段主要是吸附為主,但也有一定的生物降解作用的,生物降解大多在沉淀池內進行,只有將吸附在污泥表面的有機物降解,才能恢復吸附能力。應該用MLSS來控制,在污泥沉降性能穩定時也可用SV30,要根據實際情況定,沉降比5%-10%太低。

AB法A段如何控制?
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