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Experimental study on hydrodynamics and mass transfer efficiency of jet coflow packing tray (JCPT)was conducted in a φ285 mm column and a φ200 mm column, respectively. Compared with new vertical sie...
喷射状态下大孔径复合筛板塔中的液滴分布
飞溅层 筛板 多相流体 化工设备
2009/3/4
The droplet size distribution with large-holed compound sieve tray operating in the spray regime is measured by using a double electrical probes technique in a cold model column of 400 mm diameter. Th...
气固两相流中一种抗磨新方法的数值验证
bend erosion particle impact rib
2009/3/4
The present paper intends to introduce a new method for reducing bends erosion from particles impacts:the ribbed bend erosion protection method. Ribs are evenly fixed in the range of 20°-80° on the ...
Deterministic chaos theory offers useful quantitative tools to characterize the non-linear dynamic behavior of a fluidized bed and the developed complexity theory presents a new approach to evaluate...
Inter-phase mass transfer is important to the design and performance of airlift loop reactors for either chemical or biochemical applications, and a good measurement technique is crucial for studying...
气-雾超音速两相流过渡段内速度滑移和相间动量传递
supersonic gas-droplet two-phase flow interfacial momentum transfer velocity slip
2009/3/4
Modelling and simulations are conducted on velocity slip and interfacial momentum transfer for super-sonic two-phase (gas-droplet) flow in the transient section inside and outside a Laval jet(L J). ...
气液并流吸收过程中液相近界面浓度分布的全息干涉测量
cocurrent gas-liquid flow absorption concentration field near interface
2009/3/4
Real-time laser holographic interferometry was applied to measure liquid concentrations of CO2 in the vicinity of gas-liquid free interface under the conditions of cocurrent gas-liquid flow for absorp...
A small scale isotropic mass transfer model was developed for the local liquid side mass transfer coefficients in gas-liquid-solid three-phase flow airlift loop reactor for Newtonian and non-Newtonian...
The local gas-phase flow characteristics such as local gas holdup (εs), local bubble velocity (Vb) and local bubble mean diameter (db) at a specified point in a gas-liquid- solid three-phase reversed...
三相间歇流化床中非粘附与粘附体系的沉降-分散模型
three-phase fluidized bed terminal settling velocity sedimentation-dispersion model
2009/3/4
The axial concentration distribution of both particles with better wetting (forming non- attached system)and poorer wetting (forming attached system) was investigated in a vertical gas-liquid-solid fl...
气-液-固三相循环流化床中的液相轴向扩散
循环流化床 气-液体-固体 液体散射性质
2009/3/4
The effects of liquid viscosities, solid circulating rates, liquid and gas velocities and phase holdups on the axial dispersion coefficient, Dax, were investigated in a gas-liquid-solid circulating fl...
水-丁酸-壬醇三相系统的液液平衡
UNIFAC 液液平衡 丁酸 三相
2009/3/2
Liquid-liquid equilibrium (LLE) data for the water + butyric acid + nonanol system have been determined experimentally at the temperatures of 298.15K, 308.15K and 318.15 K. Tie-line compositions were ...
An apparatus, designed to simulate bubbling of a sieve tray operated in froth regime, was employed.Bubble contact angles in and above the incipient weeping regime for an air-water- plexiglas system w...
The flow patterns and their transitions of oil-water two-phase flow in horizontal pipes were studied. The experiments were conducted in two kinds of horizontal tubes, made of plexiglas pipe and stainl...