我国现行的BOD容积负荷是多少

用于A2O工艺的处理
2025-03-16 13:04:31
推荐回答(2个)
回答(1):

有两类,一种是普通的生活污水,普通负荷,这个值不是容积负荷,A2O指的是除磷脱氮的活性污泥法,实际上是每公斤MLSS(混合液污泥)的负荷,一般指0.1-0.2kgBOD
池内的MLSS的浓度一般认为2-4kg/m3,所以你提到的A2O的容积负荷应该是0.2-0.8kgBOD/m3
还有一类是低负荷运行的值,一般用不到。
也许接触氧化也用得挺多,这种工艺的负荷一般取0.6-1.2kgBOD/m3·d

回答(2):

A2/O池该问题要分两种,一种是工业污水,工业污水中又有两种分法,一种是延时曝气法0.1~0.4kg / m3 / D,另一种是标准曝气法0.3~0.6kg / m3 / D,此两种情况是看进水水质情况来运行的,一般负荷就运行标准曝气法,高负荷时就用延时曝气法;
对生活污水就只有种标准曝气法0.3~0.8kg / m3 / D.。

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