气相占气液混合物体积的百分率。
The mathenatic model of gas holdup is constructed,and the parameters of the models of different rectors with different geometry are estimated,based on the experimental data.
建立了气含率的数学模型,并将试验数据拟合,得到不同结构反应器的模型参数。
参考来源 - 气升式内环流反应器的气含率研究The results show two-fluid model and a standardκ-εturbulence model are applicable to the simulation of aeration tank. The liquid velocities and gas holdup distribution in the different radial positions were obtained in the simulations.
结果表明:采用双流体模型和标准k-ε模型可很好的模拟曝气池内的两相流的流体力学特性;模拟获得了中心进气式和偏心进气式曝气池内的液速、气含率分布等。
参考来源 - 曝气池内气液两相流CFD数值模拟·2,447,543篇论文数据，部分数据来源于NoteExpress
在每一区内，气含率都随液体流率的增加而增加。
In every region, the gas hold-up increases with the liquid rate.
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。
The influence of motionless mixer on gas holdup and dispersed phase holdup in gas-agitating (extraction) tower was studied.
研究了不同宽度的隔板式环流反应器中的气含率，循环比和体积传递系数。
The gas hold-up, circulation ratio and the volumetric transfer coefficient of liquid in reactor with a separate plate of different sizes were investigated.
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