1) trans-membrane mass transfer
穿膜传质
1.
Mass transfer theories and models for pervaporation (Ⅰ) Models for trans-membrane mass transfer;
渗透蒸发传质理论与模型 (Ⅰ)穿膜传质模型
2) film mass transfer
液膜传质
1.
The diffusivity of EM was determined by fitting the adsorption rate curves for different temperatures and initial EM concentrations, and the film mass transfer coefficient and pore diffusion coefficient we.
采用液膜及孔内扩散模型,模拟不同温度和不同红霉素(EM)初始浓度条件下,大孔吸附树脂HZ816及XAD16吸附红霉素的动态吸附曲线,并获得液膜传质及孔内扩散系数;考察了温度及溶质浓度对红霉素在两种树脂中吸附动力学的影响。
2.
With the film mass transfer,porous diffusion and axial dispersion were taken into account,and a film and pore diffusion model was employed to describe the diffusive mass transfer of .
并采用基于液膜及孔内扩散模型的动力学模型,同时考虑吸附树脂颗粒内外扩散阻力及轴向扩散的影响,研究了固定床上红霉素在大孔吸附树脂中的吸附动力学,并从穿透曲线回归得到液膜传质系数孔内扩散系数。
3) mass transfer through the membrane
跨膜传质
1.
The fact that C increase with temperature indicates that Poiseuille flow plays a very important role in the process of mass transfer through the membrane.
根据测量结果计算出了各种膜在不同温度下的渗透系数，发现渗透系数均随着温度的升高而升高；这一结果说明Poiseuille流动在跨膜传质中起着非常重要的作用。
4) membrane transfer model
膜传质模型
5) proton-conducting membrane
质子传导膜
1.
A membrane electrode assembly (MEA) for H2S solid oxide fuel cells with inorganic proton-conducting membranes was prepared.
制备了硫化氢固体氧化物燃料电池的无机质子传导膜和膜-电极-组装(MEA)。
2.
The fabrication and performance of proton-conducting membranes utilized in a hydrogen sulfide fuel cell were investigated.
研究了H2S燃料电池用的质子传导膜的制备及性能,考察了不同的Li2SO4与填充物Al2O3的匹配、微量元素B(H3BO3)的掺杂对膜及电池性能影响。
3.
Composite proton-conducting membranes with Li2SO4 as the substrate and with Al2O3 as the packing were fabricated,and the electrochemical impedance spectroscopy(EIS) was employed to investigate the ion conductivity of the composite membranes with different components(Li2WO4 or Na2SO4),dosages and thicknesses.
制备了以Li2SO4为基体、A l2O3为填充物的复合质子传导膜。
6) proton conducting membrane
质子传导膜
1.
Three various proton conducting membranes for H2S solid oxide fuel cells, such as Li2SO4+Al2O3, Li2SO4+Na2SO4+Al2O3 and Li2SO4+Li2WO4+Al2O3, were fabricated by the conventional route (designated micro-composite sample) and a new technique (nano-composite sample prepared by gel-solution method), respectively.
采用传统工艺制备了微米级与采用溶胶-凝胶法制备了纳米级Li2SO4+Al2O3、Li2SO4+Na2SO4+Al2O3和Li2SO4+Li2WO4+Al2O3三种不同的H2S固体氧化物燃料电池质子传导膜,并用扫描电镜(SEM)对膜进行了表征,纳米膜的结构较致密和紧凑,性能较好。
补充资料：气膜传质系数
分子式：
CAS号：
性质：又称气相传质系数（gas phase mass transfer coefficient）。假设气相内的传质速率与传质面积和气膜内的推动力成正比，其比例系数即为气膜传质系数。它是气体物性、设备结构尺寸、气体流动状态等因素的函数，单位是kmol/(m2·s)；（N/m2）。
CAS号：
性质：又称气相传质系数（gas phase mass transfer coefficient）。假设气相内的传质速率与传质面积和气膜内的推动力成正比，其比例系数即为气膜传质系数。它是气体物性、设备结构尺寸、气体流动状态等因素的函数，单位是kmol/(m2·s)；（N/m2）。
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