An experimental study of the micromixing efficiency in microchannel reactors 微通道反应器微观混合效率的实验研究
Relations of extraction mass-transfer and micromixing characteristics in an impinging stream-rotating packed bed 撞击流-旋转填料床萃取传质性能与微观混合效果的关系
Study on Micromixing Effect on Preparation Process of Ultrafine Copper Powder by Chemical Method 微混效应对化学法制备超细铜粉的影响分析
On the basis of turbulenc theory and pictures published in the previous paper, the micromixing process was analyzed and a new one-parameter micro-mixing model was established. 作者根据前文〔10〕的拍摄结果与有关湍流理论,分析了微观混和过程,从而导出了新的单参数微观混和模型。
The mixing time measured by iodine solution fading is analyzed basing on the turbulence theory and micromixing theory. The mathematic model has been developed for macromixing and micromixing in the fading process, and the model parameters for three kinds of impellers are given. 用湍流理论和微观混合理论对碘液退色测混合时间方法进行分析,建立了退色过程中宏观混合与微观混合的数学模型,并给出了三种桨叶的模型参数。
Studies on Micromixing(ⅳ) division of the mixing zone 微观混和问题的研究&(Ⅳ)混和区域的划分
Study of fast liquid-liquid micromixing using PLIF technique 面激光诱导荧光技术用于快速液液微观混合研究
Micromixing has a great influence on the product distribution of complicated fast reactions. 微观混合对于快速复杂反应的产物分布影响很大。
Influence of flow velocity profile on micromixing. The mixing effects for three flow velocity profiles, parabola, plug-like and concave, are compared. 速度流型对混合的影响:主要比较了三种速度流型,即抛物线流、塞状流以及凹面流型流动状态下两种属性相同或不同的流体的混合程度。
The effect of impeller types on micromixing in a stirred tank 搅拌槽内桨型对微观混合的影响
Mass transfer model for liquid-liquid micromixing systems 液-液微尺度混合体系的传质模型
As a novel multiphase contactor, Rotating Packed Bed ( RPB) can greatly intensify the processes of micromixing and mass transfer herein. 超重力旋转床作为新型高效的多相流接触装置,可以极大地强化微观混合与传质过程,已广泛应用于化工分离和反应沉淀法制备纳米粉体材料等领域。
Investigation on MACROMIXING and micromixing of liquid-liquid phase 液液相宏观与微观混合的研究
Sc on micromixing process were also discussed. 本文还分析讨论了体积比α、混和模数M以及Sc数对微观混和过程状况的影响。
Numerical simulation of micromixing with transverse electrokinetic effect 横向电动效应作用下微混合的数值模拟
In this paper, the orthogonal spline collocation method was applied to solve the simplified model for micromixing and fast chemical reaction. 本文用有限元正交配置法求解简化后的微观混合与竞争串联反应过程的数学模型。
The effect of micromixing on polymerization reaction speed and product quality of thermal bulk polymerization of styrene was studied with mathematical model of micromixing for polymerization reactors developed early. 运用早先开发的聚合反应器微观混合数学模型,研究了微观混合对苯乙烯本体热聚合反应的反应速度和产品质量的影响。
Experimental study on micromixing process in viscous media 粘性体系中微观混合实验研究
The micromixing condition in viscous system is determined by both engulfment and molecular diffusion. 粘性体系内微观混合质量受到涡旋卷吸与分子扩散的共同影响。
Study on Turbulent Micromixing in a Tubular Packed Bed Reactor 管式填料床反应器内的湍流微观混合研究
The results show that the parabola velocity profile produced by pressure driven system is the best choice for micromixing. 模拟结果表明,抛物线流型最有利于混合,这与习惯思维不同。
It is suggested that macromixing and micromixing are considered at the same time in the k ε E model and the predicted data agrees well with experimentally measured data. So the k ε E model established in this paper is reasonable. 模拟结果表明,k-ε-E模型由于同时考虑了宏观混合和微观混合的作用,其预测值和实验测试值吻合较好。
In this paper we apply an external transverse electric field on the two-dimension microchannel, and discuss the influence of the intensity of the transverse electric field, the arrangement of the micro electrode, and the zeta potential on the micromixing. 本文在一个二维微通道内施加横向电场,并讨论了不同横向电场强度、微电极对布置情况、壁面zeta电势等因素对微混合的影响。
The average molecular weight and its distribution of polystyrene obtained in microsegregation reactor are also between those of piston flow and maximum micromixing reactors. 产品平均分子量和分子量分布亦介于平推流反应器和微观最大混合反应器之间。
Characteristics of micromixing in batch stirred tank reactor 间歇搅拌反应器的微观混合特性
The dispersion-mixing process is one of the most important units in the chemical industry, especially in the field of solid particle preparation with liquid phase method. The recent development of micromixing techniques is reviewed. 分散混合是化工生产过程中的一个重要单元,特别是在液相法制备固体颗粒材料方面。
THE MODEL AND SIMULATION FOR MICROMIXING AND FAST CHEMICAL REACTION ──(ⅰ) The Slice Structure Model and Simplification 微观混合与快速反应过程的模型及模拟&(Ⅰ)片状结构模型及其简化
It is shown that the effect of micromixing on fast reactions can be represented by the Damkohler number Da. The yield in CSTR is always higher than that in SBR; Model is capable of predicting the effect of micromixing on fast chemical reactions. 结果表明,微观混合与快速反应之间的作用可用Damkohler数代表,CSTR比SBR更有利于副反应,模型能够正确地模拟微观混合对快速反应过程的影响。
It is discovered that tube inserts and jet mixers can remarkably improve micromixing performance. 结果表明,内插件和喷射器均能显著地改善管内微观混合状态。
Macromixing and micromixing of liquid-liquid phase is investigated by improved chemical coupling method. The influences of various operation conditions such as stirring speed, feeding speed and position, and impeller type on segregation index investigated. 采用改进的化学偶合法研究液-液相的宏观混合与微观混合,研究了搅拌转速、加料速度与位置等操作条件以及桨型对分隔指数的影响。