The mass transfer equation was introduced into heat transfer model of falling film evaporation. The radial velocity, mass diffusion coefficient and variation of film thickness were taken into account.
将传质方程引入到垂直管降膜蒸发传热模型中,求解时考虑了径向速度、质量扩散系数和膜厚变化对传热的影响。
The mass transfer coefficient was higher for the big porosity membrane than for the small porosity one at same experiment condition.
同一传质体系,在相同流动条件下孔隙率大的膜的传质系数大于孔隙率小的膜的传质系数。
Using on-line monitoring technology, effect of the nozzle diameters on, liquid volume mass transfer coefficient, and its axial distribution were studied.
运用动态监测技术,测定了喷嘴孔径对鼓泡床质量传递的影响以及鼓泡床体积传质系数随床高的分布。
应用推荐