Aao工程の溶存酸素が上がらない
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生活排水、第一級A基準、生物処理槽の汚泥濃度は4000、流入水のCODは300、アンモニア窒素は33、好気段階での溶存酸素は約0.6、流出水のアンモニア窒素は9。送風機を強化し、風量は150M3/分、流入水量は2000L/時だが、溶存酸素値は上がらない。ただし、プールの水面には細かい泡が非常に多い
汚泥濃度が高すぎて、酸素移動効率に影響を与えているのかもしれません。
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