以自然崩落采矿法为研究对象，利用二维颗粒流数值模拟(PFC2D)的原理和方法，研究了自然崩落法矿体崩落规律。
According to the theory and method of particle flow code in two dimensions (PFC2D), the block caving law of natural caving mining method was investigated.
利用FLUENT数值软件模拟了除尘器内气流和颗粒的流场状态，直观地分析了实验结果。
Gas flow and particle field situation in the dust collector are simulated by FLUENT numerical software and the experiment results are directly analyzed.
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.
本文运用基于颗粒动理学理论的欧拉-欧拉气固多相流模型，考虑颗粒自旋转流动对颗粒碰撞能量交换和耗散的影响，数值模拟流化床内气体颗粒两相流动特性。
Numerical analyses of effect of particle rotation on gas and particles flow behavior were performed using two-fluid flow model combining with the kinetic theory of granular flow.
本文对旋转固体火箭发动内的两相流场进行了数值模拟，主要目的是研究燃烧室—喷管内气相和颗粒相在旋转情况下的流动特性。
Two-phase flow field of spinning solid rocket motor is simulated, and gas-particle of two-phase is analyzed in this paper.
其次本文对单侧压边迷宫滴灌带流道内的液相流场和颗粒相运动进行了数值模拟分析。
We also performed numerical simulations to investigate the flow field and particle motion inside the channel of labyrinth emitter.
根据垂直管固液两相流的特征 ，考虑固液两相流密度、浓度、弹模、阻力等特点 ，对粗颗粒水力提升不稳定流进行数值模拟。
On the basis of previous researches, the concentration characteristics of large size particles in vertical pipes by hydraulic lifting were studied through experiments and theoretical analyses.
将离散单元法(DEM)拓展到三维流固两相流的数值模拟中，提出了颗粒群轨道柔性模型。
Let the discrete element method (DEM) be developed into the numerical simulation of 3d fluid-solid two-phased flows, the trajectory flexible model of particle group has been put forward.
将离散单元法(DEM)拓展到三维流固两相流的数值模拟中，提出了颗粒群轨道柔性模型。
Let the discrete element method (DEM) be developed into the numerical simulation of 3d fluid-solid two-phased flows, the trajectory flexible model of particle group has been put forward.
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