mass transfer coefficient
[化工] 传质系数;[流] 质量传递系数
2026-04-13 17:31 浏览次数 18
[化工] 传质系数;[流] 质量传递系数
when the volume fraction of suspension carrier is more than 40%, the mass transfer coefficient decreases after the peak.
当填料体积含率大于40%时,氧传质系数出现最大值后逐渐减小。
reaction mechanism of membrane extraction and effect of extractant concentration and h concentration in aqueous phase on the mass transfer coefficient were discussed.
探讨了膜萃取的反应机制,考察了料液酸度、萃取剂浓度等因素对传质系数的影响,提出利用动力学竞争可以实现锌、铕混合组分的分离。
with the increasing of concentration of feed solution, the mass transfer coefficient is slightly decreased.
随着废水中叠氮化物浓度的增大,传质系数略有减小;
it is different from most of other relevant studies, a non-steady state adsorption method was employed to estimate mass transfer coefficient and wetting efficiency.
在液-固传质方面,我们采用了非稳态吸附的方法测定了传质系数及润湿效率。
a generic theoretical model for overall mass transfer coefficient calculation has been developed, which incorporates these effects and describes the influence of the surface porosity.
用此模型将中空纤维膜气体吸收实验时孔隙率对传质系数的影响进行了理论分析和计算,模型预测值与实验数据具有很好的一致性。
the experimental data were correlated with dynamic models based on linear equilibrium, overall mass transfer coefficient and length of adsorption zone were obtained.
采用线性平衡吸附体系的动力学模型对实验数据进行关联,得到了活性炭吸附氯苯的总传质系数和吸附带长度。
the mass transfer coefficient in cyclone reactor was studied.
对旋流反应器的传质系数进行了研究。
adsorption model for tp mass transfer with xda-1 resins was set up and the height of mass transfer zone and total mass transfer coefficient in different operation conditions were calculated.
建立了xda-1树脂柱吸附茶多酚过程的传质模型,并根据该模型分别计算了不同操作条件下相应的物质总传质系数及传质区长度。
the mass transfer coefficient is directly proportional to the cube root of feed velocity.
传质系数与废水流速的立方根成正比;
the oxygen mass transfer coefficient increases at the beginning and then decreases with the augment of carrier content, and increases with the augment of air flow rate and liquid flow rate.
氧传质系数则随着载体含量的增加先增后减,随着气流量和液流量的增大而增大。
the simulation results indicate that the effect of solution feed flow and heat flux has a high influence on heat and mass transfer coefficient of falling film evaporation.
模拟结果表明,进口流量和热负荷对降膜蒸发传热传质系数的影响较为显着。
the oxygen transfer rate and volumetric mass transfer coefficient of the second step of the fermentation process were measured.
测定了第二步发酵过程的氧传递速率和体积传质系数。
the results show that the mass transfer coefficient can be improved with the increase of air flow, while too high aeration intensity is unfavorable to the operation of the moving bed.
结果表明,随着曝气强度增加,传质系数增大,但曝气强度过大,并不利于移动床操作;
the effective interfacial area and liquid-side mass transfer coefficient can be expressed as a function of liquid flow rate.
并得出有效传质表面积及容积传质系数与喷淋密度的关系式。
it is emphasized to its volumetric mass transfer coefficient and the overall heat transfer coefficient from the processing water to the tube water film.
对蒸发式冷却器传热传质试验结果的数据处理进行了讨论,重点是它的容积散质系数以及工艺水到水膜的传热系数。
in addition, the overall mass transfer coefficient and the flux increased with the increasing flow rate under similar temperature.
另外,同一温度下,增加进料流量,传质系数增大,通量增加。
mathematical model was proposed to determine rate constants of ozone self-decomposition in water and mass transfer coefficient of ozone.
根据模型可求得超声辐射条件下臭氧在水中的自分解反应速率常数和臭氧向水中的传质系数。
it is a fundamental work to determine the surface mass transfer coefficient for evaluating the indoor thermal and moisture environment of adobe buildings.
为了定量地研究生土建筑室内热湿环境,确定生土建筑围护结构表面吸放湿过程质交换系数是一项基础工作。
drop diameter distribution and mass transfer coefficient are briefly introduced.
对滴径分布和传质系数也作了简单介绍。
the dialysis experiment was carried out with animal blood added urea and total mass transfer coefficient k was obtained again by treatment of experimental data.
应用含尿素的动物血液进行透析实验研究,由实验数据处理得到总传质系数k。
two mass transfer coefficient correlations were obtained and the mechanism of heat transfer coefficient changing with operation conditions was revealed.
对文献中观点的分歧进行了探讨,由此得到两个传质系数关联式,并揭示出给热系数随操作条件变化的机理。
in our research, we have found that the influence of the common ion effect on the effective mass transfer coefficient of hydrogen ions is considerable.
我们的研究发现,同离子效应对氢离子有效传质系数的影响较大,是一个不可忽视的重要影响因素。
the calculation of height of mass transfer zone and total mass transfer coefficient of adsorption column provides a basis for the design of size-enlarged plant.
文章计算了吸附柱的传质区高度和总传质系数,为放大设计奠定了基础。