采用离散元方法，对喷动流化床内的颗粒混合特性进行了三维直接数值模拟。
Numerical simulations on particle mixing characteristics of spout-fluid bed were carried out in three dimensional based on discrete element method (DEM).
用于干法制粒，提供精确的颗粒尺寸和密度，便于产品统一混合，控制灰尘，改进流量特性，统一的粒子硬度等。
For dry granulation of powders providing precise control of particle size and density in order to produce uniform blends, control dust, improve flow properties, consistent particle hardness, etc.
本文采用直接数值模拟的方法，研究了颗粒惯性对均匀各向同性湍流场中被动标量混合特性的影响。
The influence of partial inertia on scalar mixing in homogeneous isotropic turbulent flows was studied using a direct numerical simulation (DNS) method.
通过对球体颗粒的堆积和填充特性的研究，从理论上分析了骨架密实型沥青混合料集料中粗、细集料和填料的用量。
Through the study of packing and filling characteristics of aggregate, the dosages of coarse and fine aggregate and filling were calculated for aggregate of skeleton denseness asphalt mixture.
建立了组分比例、固体燃料颗粒尺度的特性与固液混合燃料细观结构的相关性。
The relationship between the solid fuel particle size characteristic and the proportion between the fuel components in FAE and its microcosmic structure is set up.
模拟结果表明，在L型定向风帽流化床中，颗粒存在顺时针方向的循环流动，因此床料的横向混合特性较好。
The simulation result indicates that there is clockwise particles circulation in fluidized beds with L-type wind caps.
颗粒速度分布和气固流动特性分析显示，内部颗粒循环尺度是影响床内混合方式的重要因素。
Analysis of the particle velocity distribution and the gas-solid hydrodynamics indicate that the scale of inner particle circulation is crucial in determining the mixing pattern within the beds.
强度特性研究抗剪强度是EPS颗粒混合轻质土的重要工程性质，对工程设计和计算具有重要意义。
Study on Strength PropertyThe shear strength of EPS beads-mixed lightweight soil is an important property in engineering design and analysis.
本文拟通过颗粒流方法来模拟和解释土石混合体的一些力学特性，从而为建立合理的土石混合体本构模型奠定基础。
This paper focused on the simulation and explaining some mechanical characteristics of SRM with particle flow method, which will lay a foundation for the development of constitutive model of SRM.
通过对球体颗粒的堆积和填充特性的研究，从理论上分析了骨架密实型沥青混合料集料中粗、细集料和填料的用量。
The pavement structural level should adopt the dense construction asphalt mixture with good water stability, enhancing the adhesiveness of asphalt and mineral aggregate.
通过对球体颗粒的堆积和填充特性的研究，从理论上分析了骨架密实型沥青混合料集料中粗、细集料和填料的用量。
The pavement structural level should adopt the dense construction asphalt mixture with good water stability, enhancing the adhesiveness of asphalt and mineral aggregate.
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