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Dynamic Simulation Model of Biological Nitrification and Its Application to Pre-treatment of Micro-polluted Raw Water
Author(s): 
Pages: 1055-1060
Year: Issue:  8
Journal: JOURNAL OF TONGJI UNIVERSITY(NATURAL SCIENCE)

Keyword:  生物预处理硝化动态模拟移幼床生物膜反应器模型控制;
Abstract: 采用考虑最小基质浓度的Michaelis-Menten方程,建立了原水生物硝化氨氮去除速率动力学模型.根据反应器物料平衡原理,建立了多级完全混合式原水生物预处理硝化反应器动态模拟模型,模型计算值与实际中试运行效果较为一致.利用建立的动态模拟模型,考察了水量、进水氨氮浓度、填料比表面积、池体填料填充率、反应器级数及各级池体体积分配对整体工艺运行效果的影响,其中填料比表面积和填充率的变化为影响处理效果的最重要因素.该模型较好地反应了工艺硝化的过程,可方便应用于工艺的设计、控制和管理.
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