通过两种不同计算，得到气固速度比与固粒群的加速区的运动时间和距离的关系。

Though adopting two different calculation, the relation of initial gas and particle velocity ratio and movement time and kinematic range in accelerating zone was gained.

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模拟结果揭示了废塑料气力输送过程中废塑料颗粒速度、气体速度和颗粒体积分率沿管长的变化规律以及管径的改变对废塑料颗粒体积分率的分布和固气比的影响。

The results revealed the changing laws of the velocity of waste plastics particles and gas, the volume fraction of the waste plastics along the pipe range in the course of pneumatic conveying.

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并就水平直管内的高载荷比气固两相流动进行了数值计算，其计算结果和收敛速度都是令人满意的。

Numerical results of a high loading dilute gas-particle flow in a horizontal straight pipe is given as an example.

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