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文思湖底泥COD释放规律模拟研究
引用本文:罗玉红,苏青青,高婷,赵小蓉.文思湖底泥COD释放规律模拟研究[J].中国环境管理干部学院学报,2012,22(2):45-47,54.
作者姓名:罗玉红  苏青青  高婷  赵小蓉
作者单位:三峡大学水利与环境学院,湖北宜昌,443002
摘    要:采用室内模拟实验方法,研究环境因子(温度、pH、扰动强度、供气量)对底泥释放COD的影响。结果表明,水温升高能加速底泥中有机质的释放;上覆水在弱酸至中性条件下底泥释放有机质最低;扰动上覆水体会加快有机质的释放。

关 键 词:文思湖  COD释放规律  温度  扰动  pH值

Simulation on the Release of COD from Wensi Lake Sediment into Water
Luo Yuhong , Su Qingqing , Gao Ting , Zhao Xiaorong.Simulation on the Release of COD from Wensi Lake Sediment into Water[J].Journal of Environmental Management College of China,2012,22(2):45-47,54.
Authors:Luo Yuhong  Su Qingqing  Gao Ting  Zhao Xiaorong
Institution:(College of Hydraulic&Environmental Engineering, China Three Gorges University, Yichang Hubei 443002, China)
Abstract:The release of Chemical Oxygen Demand from lake sediment into up-covered static and dynamic water was studied though simulative experiments in laboratory. The research included the law of some effective factors such as temperature, pH, disturbance and DO to COD release. The results showed that: The higher the temperature was, the larger the COD released. The condition of neutral pH made the COD release amount decrease. The disturbance would contribute to COD release.
Keywords:Wensi Lake  release law of Chemical Oxygen Demand  temperature  disturbance  pH
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