Under non-stationary filtration condition, firstly the study about the effect of particle concentration, filtration velocity and filtration time on pressure drop was taken.
含尘滤料过滤阶段,测试了入口粉尘浓度、过滤速度等对过滤压力损失的影响。
Under stationary filtration condition, firstly the author took the study about the effect of filtration velocity on filtration efficiency. The research shows that there exists a critical velocity.
清洁滤料过滤阶段,就过滤速度对过滤效率的影响进行实验研究,验证了临界过滤速度的存在性。
Introduction was given to the principle of auto-control system for constant filtration velocity and constant water level in No.
介绍了东莞第三水厂恒滤速、恒水位过滤自控系统的原理,探讨了水位控制精度低的原因及改进方法。
The filtration velocity and the quantity of particle accumulated on each bag group are also disclosed under different filter media permeabilities and inlet flow rates.
通过计算还得到了不同处理风量和过滤介质表观渗透率条件下,各滤袋组过滤速度和颗粒沉积量分布规律。
The methods and techniques are used to calculate the pore pressure and filtration velocity of pore fluid from the formation that workover will be conducted in Daqing Oilfield.