试论COD超标的影响因素及解决措施

The Primary Influencing Factors and Solutions of the COD Beyond the Limit

通过对总排污口污水中主要还原性物质逐项进行掩蔽 ,分析掩蔽前后污水COD值的变化 ,找出了影响COD的主要因素并提出了改进措施 。

By means of sheltering the chief reductive substances in the total drain sludge one by one and analyzing the changes of COD before and after the shelters,the writer finds out the primary factors which influence the COD.In this paper,the writer suggests some measures to resolve the problem so that the COD of the total drain sludge can be reduced greatly.