In the KDF filter, effect of contact reaction time, filter bed height, and filtering velocity on lead and mercury removal was studied.
以KDF为滤料，研究了接触反应时间、滤层高度和滤速对铅和汞去除效果的影响。
2
The result shows that selection of suitable contact reaction time, filter bed height, and filtering velocity may result in efficient removal of lead and mercury.
结果表明，选择合理的接触反应时间、滤层高度和滤速能有效去除微污染原水中的铅和汞。
3
Experiments showed decreased porosity of the filter bed along the filtering direction.