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Analysis of Effect of SRT on Biological Phosphorus Removal
Author(s): 
Pages: 16-21
Year: Issue:  1
Journal: Journal of Suzhou Institute of Urban Construction

Keyword:  泥龄 生物除磷率 效率;
Abstract: 文章采用Lawrence-McCarty模式,分析了泥龄对生物除磷效率的影响。分析结果表明当泥龄由20天缩短为5天时,系统的剩余污泥排放量增加近一倍,同化脱磷效率可由15.7%增加至30.7%;短泥龄系统对TBOD/TP值的敏感性强于长泥龄系统;若期望从废水中去除的磷量不变,则要求剩余污泥含磷量,即污泥的聚磷能力随泥龄的增加而增加。笔者认为,深入研究短泥龄系统的运行,对提高生物除磷的效率具有重要意义。
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