1) amount of seepage
渗透水量
2) permeation amount for closed water
闭水渗透量
3) infiltrating amount in rice field
水田渗透量
4) permeation flux
渗透通量
1.
Preliminary Research on Effect Factors of Permeation Flux of PVDF Microporous Hollow Fiber Membrane;
影响聚偏氟乙烯膜渗透通量因素的初步考察
2.
Influence of pretreament regeants on surface property and permeation flux of ceramic membrane;
预处理剂对陶瓷膜表面性质及渗透通量的影响
3.
The effects of / and temperature on properties of ultrafiltration membrane were discussed and the pure water permeation flux,separation property,hydrophihilicity of the surface,fouling tendency and infrared reflectance spectroscopy(IRS) of the ultrafiltration membrane before and after modifying were measured.
采用Fenton试剂对聚偏氟乙烯(PVDF)膜进行氧化改性,研究了[H2O2]/[Fe2+]及温度对超滤膜性能的影响,测定了改性前后超滤膜的纯水渗透通量、截留性能、膜表面亲水性、耐污染性性能及红外光谱。
5) penetration flux
渗透通量
1.
The results showed the penetration flux of the membrane was 5.
探讨了原料液预处理、超声清洗和表面活性剂膜面表面改性三种强化措施对N-乙酰化超滤膜超滤过程中的浓差极化和膜污染的控制,结果表明:经过原料液真空抽滤和20-30W超声15min以及在非离子表面活性剂APE中浸泡10h的物理和化学清洗相结合的方式,可使膜在一个月内保持纯水渗透通量在5。
6) permeation fluxes
渗透通量
1.
By incorporating diffusion parameters derived from atomistic Kinetic Monte Carlo(KMC) simulations a mass transfer model for predicting permeation fluxes of benzene in NaY zeolite membrane and supports has been developed,in which surface diffusion in the membrane and the bulk and Knudsen diffusion are described by applying the Maxwell-Stefan theory.
预测结果与文献实验值比较,定量证实苯在NaY沸石中的扩散机制主要是经SⅡ-W-SⅡ笼间跳跃而发生的长程运动;对本文计算体系,支撑层阻力使苯的渗透通量减小1个数量级,阻力的大小与支撑层结构及吹扫气体性质等因素有关,大孔和规则孔道可减小支撑层阻力,增大苯通量,小分子吹扫气体产生阻力相对较小。
2.
A mass transfer model for predicting permeation fluxes of single gases and a binary mixture of methane and ethane in a modular MFI zeolite membrane and support layer has been developed,in which the surface diffusion and activated gaseous diffusion in the membrane and the bulk and Knudsen diffusion are described by applying the Maxwell-Stefan formulation.
结果表明:支撑层阻力对单组分以及混合物在膜组件中的渗透通量有显著影响,阻力大小与支撑层结构(孔径和空隙率等)相关;支撑层阻力中努森扩散阻力的效应对分子量大的组分以及在较低分离温度下不能忽略;考虑支撑层阻力时,甲烷、乙烷在膜层中气相活化扩散的活化能分别为(8。
补充资料：渗透通量
分子式：
CAS号：
性质：膜分离过程中，单位时间内单位膜面积上的物质透过量。渗透通量=渗透系数×推动力，式中的渗透系数为单位时间内单位膜面积上在单位推动力作用下的物质透过量。
CAS号：
性质：膜分离过程中，单位时间内单位膜面积上的物质透过量。渗透通量=渗透系数×推动力，式中的渗透系数为单位时间内单位膜面积上在单位推动力作用下的物质透过量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条