传质速率

在低真空（9300Pa）过程充Ar，仍会发生脱N行为，此时脱N为二级反应，传质速率常数为0022cm/s。

The denitrogen still happened as Ar was filled in low vacuum ( 9 300 Pa ), in this case the denitrogen was second-order reaction with mass transfer rate coefficient 0.022 cm / s.

结果表明，在真空条件下，钢水中的C、Mn、V对N的行为基本没有影响，此时脱N为一级反应，传质速率常数为0091cm/s；

The results showed that C , Mn and V elements in steel had no effect on the behavior of N in vacuum condition : denitrogen was first-order reaction with mass transfer rate coefficient 0.091 cm / s.

N原子的扩散传质速率是控制总反应速率的关键因素。

The rate of N atom diffusion is the key factor of controlling whole nitridation rate .

实验结果表明气体流速为影响气液传质速率的主要因素，初始Fe3+浓度及初始pH值为对其影响不大。

The experiment results proved that liquid – to – gas ratio was the dominant factor of gas – liquid mass transfer rates , but initial [ Fe3 + ] concentration and pH showed little effect .

根据传质速率的不同，对包头矿硫酸浸出液进行萃取分离，在8h内Th4＋可基本萃取完全，而RE3＋及Fe3＋基本不被萃取，故可在密封条件下分离钍。

Th 4 + can be extracted completely in 8 h from RE sulfate solution of Baotou ore with relatively less extraction of RE 3 + . So the separation of Th 4 + under the sealed condition can be done .

在T＞45s时，时间-转化关系函数表现出氧气仍保持一定的扩散和传质速率，而化学反应速率有明显降低。

When the reaction time is more than 45 seconds , the time-conversion function indicates that although the rate of O2 's diffusion and mass transfer still keep some high , the chemical reaction rate reduce distinctly .

减小催化剂颗粒粒径能提高反应速率，而且超细催化剂颗粒能增强异丁烯气体在水中的传质速率。

The ultra fine catalyst particle increased gas liquid mass transfer .

浓度推动力对液液传质速率的影响

The effect of concentration driving force on liquid liquid mass transfer

催化剂包内传质速率的实验研究

Experimental studies on mass transfer speed in a catalyst bag

多孔介质中吸附质传质速率的计算分析

Calculation and Analysis on the Mass-transfer Velocity of Adsorbate in Porous Medium

固体支撑液膜的传质速率和应用研究

Study on the Mass-Transfer Velocity of Solid-Supporting Liquid Membrane and its Application

叠氮化物的传质速率与膜性能有关；

The mass transfer rate of azide is dependent on membrane property ;

固体支撑液膜提取柠檬酸传质速率的研究

Study on the mass-transfer velocity of citric acid by supported liquid membrane

A.I.Ch.E.推算板效率方法中液相传质速率关联式的改进

Improvements on the A. I. Ch. E. Method of Predicting Tray Efficiencies

气体在吸附床层中传质速率的计算分析

Calculation and analysis on the mass-transfer velocity of adsorbent in one-column for gas

膜孔径分布对直接接触式膜蒸馏传质速率的影响

Effect of pore size distribution on mass transfer in direct contact membrane distillation

小气泡扩散曝气氧传质速率研究

Research on the Oxygen Transfer Rate of Fine Bubble Diffused Aeration in Clean Water

边界层传质速率对气体膜分离器分离性能的影响

Effects of boundary layer mass transfer resistance on the separation performance of membrane permeators

传质速率及壁面剪切应力的测量采用电化学方法。

Mass transfer rates and wall shear stresses are measured by the electrochemical method .

吸收液流速升高，传质速率和脱除率增加；

As the liquid velocity increases , the mass transfer and the removal rate increases .

并求得初始传质速率方程，计算了表观传质反应热。

The transfer rate equation is experimentally obtained and the superficial transfer energy is calculated .

醋酸越过油水界面的传递&界面扰动对传质速率的影响

Transfer of Acetic Acid across oil-water Interface ── Effect of Interfacial Turbulence on Mass Transfer Rate

气-液界面阻力膜是影响两相间传质速率的重要因素。

Gas-liquid interfacial resistance film is one of the important factors influencing the interphase mass transfer .

并提出了基于氧传质速率计算的该类氧合器通道长度设计的临界判据。

The design criteria for the channel length of a parallel plate membrane oxygenator are proposed .

乳状液膜具有传质速率高，选择性好等特点。

Emulsion liquid membrane has the features of high mass transfer rate , good selectivity and so on .

化学吸收比真空抽吸和压缩空气吹扫对挥发性污染物具有更高的去除率；挥发性污染物的传质速率与膜性能有关；

Compared to vaccum and air blowing , chemical absorption had the higher removal efficiency of volatile pollutants ;

采用气&液双膜理论为基础的数学模型对传质速率进行了理论计算，理论计算结果与实验结果比较表明，所采用的模型适用于分散两相系统间传质过程的计算。

This mass transfer rates were also calculated with the math model based on the two film model theory .

文中考察孔径分布的存在对直接接触式膜蒸馏跨膜传质速率的影响。

The influence of pore size distribution on mass transfer in direct contact membrane distillation ( DCMD ) was investigated .

实验结果表明：叠氮化物的传质速率与吸收液的浓度和流量无关；

Experimental results show : ( 1 ) The mass transfer rate of azide is independent of concentration and flow of absorption solution ;

定义了放大因子，利用放大因子定量说明界面湍动对传质速率的影响。

An enhancement factor , which can be used to reflect the influence of interfacial turbulence upon the mass transfer rate , was defined .