This paper aimed to identify a method to decrease turbidity of raw water of Xiangjiang River under the circumstance of low temperature and lowturbidity.
文章针对低温低浊湘江原水浊度难于处理状况，寻找降低浊度的方法。
2
Efficiency of treatment for low temperature and lowturbidity water by DAF can be improved, but it will lead to relatively large amount of consumption of chemical and energy.
采用气浮工艺可以提高低温低浊处理效果，但投药量较大且气浮系统的能耗较高。
3
For developing high efficiency and secure coagulants, Potassium ferrate prepared by hypochlorite oxidation method was used in the treatment of raw water with low temperature and lowturbidity.