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Numerical Simulation and Analyses on the Characteristic of Contaminant in the North Branch of the Lower Reach of Minjiang River
Author(s): 
Pages: 52-56
Year: Issue:  12
Journal: Environmental Science and Management

Keyword:  闽江下游北港河段二维模型污染带;
Abstract: 建立了闽江下游北港河段二维水动力、水质耦合模型,对不同排污口污染带特征进行了分析比较,结果表明:排污口的布置对北港水质有很大影响,在排放相同浓度相同流量的污染物时,各排污口污染带长度和宽度完全不同.各排污口污染带长度明显大于宽度,彬德闸、江泗闸产生的污染带比较短,五孔闸、九孔闸污染带很长,在排放流量为40 m3/s,排放浓度为15 mg/L时,在彬德闸或江泗闸排放对东南水厂水质影响较小,在五孔闸或九孔闸排放对东南水厂造成很大的影响.
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