使用FLUENT软件，通过湍流模型和离散相模型对风机内部的二维流场和二维粒子运动轨迹进行了模拟。
Using the turbulence model and discrete phase model of FLUENT, the flow field and the track of the ash in the centrifugal blower was simulated.
掌握在不同的风速下风力分选流场中不同种类固相颗粒的分布及运动轨迹，对提高城市生活垃圾风力分选效率有很重要的作用。
Grasping the distribution of all kinds of solid grains under the different wind velocities is of great importance in approving the efficiency of garbage separating by wind force.
根据数值模拟的结果，描绘出炉膛内的壁面热负荷分布、两相流场、温度场、煤粉颗粒轨迹等。
The wall heat flux distribution, two-phase flow field, temperature field and pulverized coal particles trajectory in furnace are described according to the calculation results.
在数值预测时，气相场采用雷诺应力输运模型，应用随机轨道模型来模拟湍流流场中颗粒的运动轨迹。
The gas flow fields were simulated by a Reynold's stress Transport Model(RSTM) and the stochastic tracking approach was used for simulating the trajectories of particles in a turbulent current.
最后，在仿真计算过的气相流场中加入固体颗粒相，求解颗粒的受力情况，得出颗粒轨迹和速度。
Then, the solid phase was injected in the gas flow field. The load cases of the particles can be calculated, the trajectory and velocity field of the particles will be obtained.
最后，在仿真计算过的气相流场中加入固体颗粒相，求解颗粒的受力情况，得出颗粒轨迹和速度。
Then, the solid phase was injected in the gas flow field. The load cases of the particles can be calculated, the trajectory and velocity field of the particles will be obtained.
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