Examples indicate that application of gas holdup data is beneficial for improving the precision of gas producing profile interpretation.
实例表明,应用持气率资料有利于提高产气剖面解释的准确性。
Distributions of gas and solid holdup along radial and axial directions are investigated and simulated.
对气液固三相循环流化床中气固相含率沿轴径向的分布进行了实验研究和模拟。
The variation of gas holdup with gas velocity, column diameter, solid concentration, static bed height and gas distributor was studied in slurry bubble columns with three different diameters.
用三种不同直径的浆态鼓泡塔研究气速、塔径、固相浓度、静止床层高度和气体分布器等对气含率的影响。
The primary factors are filter cake moisture content, impurity content in cake, purge gas flow, residence time, holdup volume, the distance among steam tubes and the temperature of heater plate.
滤饼含湿量、滤饼中杂质含量、吹扫气流量、停留时间、滞留体积、出料旋转阀能力、蒸汽列管间距和加热板温度等。
The solid holdup decreases with the increase in the superficial gas velocity.
固含率随表观气速的增加而降低,且沿轴向变化较大。
Hydrodynamics and mass transfer of triplet loop biological fluidized bed reactors were studied in terms of gas holdup, liquid circulation velocity and volumetric mass transfer coefficient.
从气相含率、液体循环速度和体积氧传质系数方面研究自行设计新型结构的三重环流生物流化床的流体力学与传质特性。
Determination methods of parameters which involved gas holdup, liquid circulation velocity, solid holdup, bubble behaviors etc in the loop reactor were introduced.
介绍了环流反应器流体力学参数的测定方法,这些参数包括气含率、循环液速、固含率、气泡大小及速度。
The influences of the superficial gas velocity, solid holdup and flowing resistance on gas holdup, bubble size, bubble rise velocity and liquid velocity were systematically studied.
考察了表观气速、固含率和流动阻力对气含率、气泡大小、气泡上升速度和液速的影响。
The three dimensional distribution of gas holdup in segment downcomer has been measured by using the capillary probe and the photoelectrical detect technique.
采用毛细管光电检测技术,测定了弓形降液管内气含率的三维分布。
In the case of dispersed phase holdup, the influence of apparent gas velocity is the strongest and apparent water velocity is the weakest.
在滞液率的影响因素中,表观气速的影响最大,表观水速的影响最小。
During the operation, the gas holdup and liquid movement velocity could be regulated and controlled using the models to keep the reactor in high-efficiency and steady state.
在实际运行中,通过所建模型对反应器中的气含率和液体运动速率进行有效调控,可实现反应器的高效稳定运行。
The influence of motionless mixer on gas holdup and dispersed phase holdup in gas-agitating (extraction) tower was studied.
在气体搅拌萃取塔中,研究了静态混合器对气含率、滞液率的影响。
Numerical simulation of round bubble plumes in still environment is performed to obtain the distribution of velocity and gas holdup.
对静止环境中的圆形气泡羽流流场进行数值模拟,得出了气泡羽流的流速场和浓度场。
The results show that bubble frequency and gas holdup distributed highly surrounding the blade and uniformly in rest of the bath.
结果表明,气泡频率和含气率在喷头附近分布很高,在其它部位分布是均匀的。
A new hybrid method for prediction of solids holdup in gas-solid circulating fluidized bed is proposed based on chaos phase reconstruction and wavelet package as well as neural networks.
提出了一种将混沌的相空间重构、小波包分析和神经网络相结合的新方法用于预测气-固循环流化床的颗粒浓度。
In two-phase oil and gas flow, the calculation of pressure drop and liquid holdup plays an important rule in technological calculation.
在油气两相管流中,压降和持液率的计算在工艺计算中占有重要的地位。
And then, the bubble diameter, bubble number and gas holdup in the bubble group were also measured by bubble and liquid drop auto-surveying instrument.
随后又采用气泡、液滴、泡沫微机自动测量仪测定了气泡团的组成,包括测定了每个气泡团内的气泡直径、气泡个数和气含率等。
Gas holdup and liquid circulation velocity are the mostly important hydrodynamic characters and state parameters of internal-loop airlift reactor.
气含率和液体循环速率是气升式内环流反应器的主要流体力学特征,也是反应器运行过程中的重要状态参数。
Experimental equitions on the relation between the gas holdup of an individul channel and gas rate in either riser have been obtained by processing experimental data.
对实验数据进行回归处理得到了各区气含率与两上升区气速的经验关系式。
The effects of superficial gas velocity, catalyst loading and liquid properties on gas holdup were investigated in a slurry reactor.
在淤浆床反应器中,考察了表观气速、催化剂同含率、液体种类对气含率的影响。
Argon bubbles distribute unevenly and the gas holdup of liquid steel in the upper region is far higher than that of the lower region.
氩气的分布不均匀,上回流区钢液的含气率大大高于下回流区。
The developed photo-electric capillary probe technique has been used to mea- sure the spatial distribution of gas holdup in a stirred vessel.
改进后的光电毛细管探头法能成功地用于局部气含率的测定。
The average relative error of gas holdup of the riser between calculated values and experimental values was 6.429%.
上升室气含率的模型计算值和试验值的平均相对误差为6.429%。
A new airlift loop reactor(ALLR) was introduced in this paper. The correlation among liquid phase flowing model, gas holdup and operating conditions of this reactor was investigated.
本文报导了一种新型气升环流反应器 ,对反应器中液相流型、气含率与操作条件之间的关系进行了实验考察。
The gas holdup of the riser decreased obviously with the increasing of the solid loading.
上升室的气含率均随固体装载量增加而降低。
However, increasing the superfacial gas velocity can promote the expansion of the GS bed, and decrease the solid holdup.
空塔气速的增加促进了气固磁稳定床的膨胀,使得固含率减小;
The gas holdup in the air-water system was slightly higher than in the air-paraffin system and it increased with superficial gas velocity.
结果表明:气含率随着表观气速的增加而增加。在空气-水体系中的气含率略大于空气-医用液体石蜡油-催化剂体系的气含率。
The gas holdup of flotation column is a very decisive factor for the flotation result.
浮选柱气含率大小是决定浮选效果的一个很重要的因素。
A drift flux model and an energy dissipation model were set up and were used to describe the gas holdup in the riser and the circulating liquid velocity, respectively.
分别用“漂流通量模型”和“能量耗散模型”描述了气含率和循环液速的变化情况。
Liquid circulation rate and gas holdup in an air-lift loop reactor were experimentally investigated as changing with the superficial gas velocity for the system of air-water.
浆液循环速度是外环流浆态床反应器研究中一个重要的流体力学参数,对流体的流动行为和相间传质有重要的影响。
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