气液接触
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本文研究了滴流床小颗粒催化剂在滴流区和脉动流区的气相容积传质系数kGα,气液接触有效界面积α和脉动流形成时分散气泡的平均直径db。
Gas-phase volume transfer coefficient k_Ga , the effective gas-liquid interracial area and average dispersed-bubble diameter for pulse flow in trickle-flow and pulse-flow regime were studied .
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QH-1型扁环填料的气液接触性能
Characteristic of QH-1 Mini Ring for Gas-Liquid Systems
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为改善气液接触,萃取器内使用了转动不锈钢箔团,精馏柱内充填了Dixon环。
To improve the supercritical fluid liquid contact , a scourer rotor was used in the extraction cell , and the column was packed with Dixon ring .
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本文在实验室水平上研究了影响烟气中SO2吸收率的因素,主要考察了碱度、温度、pH及气液接触状况对烟气中SO2吸收率的影响。
The factors which influence the absorptivity of sulfur dioxide in flue gas were studied on laboratory level . The experiment was mainly on the factors of alkalinity , temperature , pH , and gas liquid contact state .
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不锈钢填料应用于此是有效的,它除了有助于气液接触外,还吸附和集聚多硫化物与气中汞反应生成不溶解的HgS,故而从气体脱除汞。
Stainless steel packings are effective for this application . In addition to promoting gas-liquid contact , the stainless steel packings adsorb and concentrate polysulfides which react with Hg in the gas to form insoluble HgS , and thus remove Hg from the gas .
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旋流塔板有复杂的气液接触状态。
Gas-Liquid flow on Rotating stream tray appears a complicated picture .
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本文设计了一个气液接触充分、停留时间适当的新型折流式转子结构。
The new rotor makes a sufficient gas-liquid contact and a proper residence time .
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设计气液接触装置的思路分析
On the Design of Gas-liquid Contacting Equipments
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研究了浮阀塔板上的气液接触状况以及相界面积。
A study of mass transfer induced by ultrasonic gas cavities evolving from phase interface ;
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填料为被动元件,用于提高气液接触界面面积。
Packings are passive devices that are designed to increase the interfacial area for vapour-liquid contact .
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虽然筛板塔有:⑴塔板安装的水平度要求较高,否则气液接触不匀。
Although the sieve-plate column are : ⑴ tray installation require a higher degree level , or gas-liquid contact with uneven .
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优点是气液接触、混合时间长,混合充分、均匀,搅拌效果好。
The utility model has the advantages of gas-liquid contact , long mixing time , sufficient and even mixing , and good mixing effect .
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本实用新型涉及一种引射泡罩,属于塔设备的气液接触元件技术领域。
The utility model relates to an ejection bell cover , and belongs to the technical field of gas-liquid contact member of tower equipment .
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膜基气体吸收是膜技术与气体吸收技术相结合的新型杂化膜过程,与传统的气液接触吸收相比有诸多优点。
Membrane based gas absorption is a new combined membrane process that includes membrane technology and gas absorption technology . It has more advantages than the conventional absorption .
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生化法烟气脱硫,要求吸收反应塔湍动程度高,气液接触好,反应速度快。
It 's very important for Turbulent Bed Contactor to turbulate seriously , have good contaction between gas and liquid and react quickly in the biochemistry desulfuration technology .
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研究表明,旋流板塔以气液接触面积大、结构简单、压力降较小,操作稳定为其主要特点。
It is shown by research that the main characteristics of swirl board scrubber consist of greater gas-liquid exposed surface , simpler structure , smaller pressure drop and stabilization operation .
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这些填料看起来形状怪异,但是当同一种填料大量排列在一起时,便可以提高气液接触效率,并且不会引起填料区域压力大幅度下降。
These strangely shaped pieces are supposed to impart good vapour-liquid contact when a particular type is placed together in numbers , without causing excessive pressure-drop across a packed section .
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通过喷射鼓泡使气体进入塔内吸收液,以液体为连续相,气体为分散相,增大了气液接触面积;
It makes the gas enter into the tower through spraying and bubbling , with liquid as the continuous phase and gas as the dispersed phase , thus increasing gas-fluid contacted area .
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因此,实际运行过程中,应该低位喷淋与高位喷淋相结合,这样既可以提高流场的湍动强度,还可以延长气液接触时间,有利于脱硫过程的进行;
Therefore , the low and high levels should spray at the same time for the sake of enhancing the turbulence intension and extending the time of gas-liquid contact , which mostly improves the desulfurization efficiency ;
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研究发现气液接触时间越长,气泡越小,浮选剂的投加量越大,脱油率越高,浮选效果越好。浮选柱内气含率分布的模拟结果较为符合实验结果。
The study results showed that the longer the gas-liquid contact time , the smaller the bubble size , the bigger the flotation agent dosage , the higher the oil removal rate , and the better the flotation effect will be .
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在速度超过16m/s,涡团主要存在管壁附近,中间气体形成腾涌,对气液接触非常不利。
When the speed is in excess of 16 m / s , the vortex groups mainly appear in the neighborhood of tube walls and the intermediate gas-liquid assumes the form of surge waves , which is very unfavorable for gas-liquid contact .
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由于道路基层材料由固体、液体、气体和气液接触膜组成,通过有效应力原理,基于道路材料的三相体理论对混凝土板下基层体的受力进行了分析。
For the materials of base course are composed by solid , liquid , gas and gas-liquid contact membrane , through the principle of effective stress , the thesis analyzed the stress of base course beneath cement concrete slabs based on the triple-phase body theory of road materials .
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金属丝网填料鼓泡塔中的气液两相接触面积
The Gas-Liquid Interfacial Area in a Bubble Column with Corrugated Screen Packing
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喷射冶金过程气液相接触面积的计算及实验测定
Calculation and measurement of gas-liquid interfacial area in the process of injection metallurgy
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气液相接触设备中液滴粒度分布的电子测量
Electronic Measurement of the Size Distribution of Liquid Droplets in Gas-Liquid Contacting Equipment
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激光透射法检测塔内气液两相接触状态的试验研究
Measure of gas-liquid contact regimes on sieve tray by computer aided laser transmission technique
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用化学法测定单气泡运动时的气液两相接触面积
Determination of the Gas-Liquid Interfacial Area of a Rising Single Bubble by the Chemical Method
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单环分布器产生的气液两相接触效果较差,对于反应过程很不利。
The results showed that the contact of gas and liquid was poor with gas distributor of one loop .
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阐述波型挡板塔盘气液两相接触流动、传热、传质的机理分析。
An analysis is made on the vapor liquid flow and the heat mass transfer of the wave shaped baffle trays , with emphasis on the mechanism .
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模拟结果表明采用小分布孔的反应器内的平均气含率较高,气液二相接触效果较好,对于反应过程有利。
The results show that the mean gas holdup in the reactor with small-hole distributor is high , so that gas and liquid are contacting well , which is helpful to the reacting progress .