In this paper,Movable Cellular Automata(MCA) is applied to the two dimensional numerical simulation on impact crushing of granular materials,from which their mesh diagram and temperature fields of materials crushing at different times are obtained.
通过移动元胞自动机法(MCA)对颗粒材料冲击破碎的二维数值模拟得到了不同时刻材料破碎的网格图和温度场,并与国外的相关数值模拟及光弹实验结果进行了比较,较好地反映出颗粒材料在冲击载荷作用下的破碎过程,解释了滑石块体、玻璃球在落锤冲击破碎实验中得到的部分实验现象。
The piecewise linear contact force model of material layers during impact crushing is put forward, based on the quasi-static compression crushing experiments, in which the parameters of model are analyzed and a revert coefficient is introduced to express the relation between parameters.
针对冲击破碎过程,在初步准静压破碎实验的基础上,提出了物料层的分段线性接触力模型,并引入恢复系数来表示膨胀阶段和压缩阶段之间的参数关系。
3D ANSYS/LS-DYNA software is applied to implementing the numerical stimulation of talc during the process of drop hammer impact,which represents the strain change and spallation phenomenon of brittle material during the process of impact crushing.
应用三维ANSYS/LS-DYNA软件实现滑石在落锤冲击过程的数值模拟,再现了单颗粒脆性材料在冲击破碎过程中应力变化及崩落现象,并与二维MCA数值模拟结果进行了对比。
Study on composition change of rice bran in impact comminution;
冲击粉碎米糠的成分变化研究
This paper introduces the application of vibroflotation gravel technology in the alteration project of flood diversion hub in Beiguan of Beijing North Canal,and analyzes the problem of how to pin up the foundation in the special geologic condition as well.
介绍振冲碎石桩施工在北京北运河北关分洪枢纽改建工程中的应用,分析了在特殊地质条件下地基加固的问题。
impact grinder for flour mills
冲击破碎机,面粉厂用
Mechanics Analysis and Experimental Study on the Impatct Cutting of Coal;
煤岩冲击破碎的力学行为及实验研究
Failure analysis of the flail knife in the impact crusher for aluminum scraps
铝屑冲击破碎机甩刀断裂的失效分析
Determination of the Size of Fractured Existing Cement Concrete Pavement Slabs;
旧水泥混凝土路面板冲击破碎尺寸的确定
Study on the hammer material and quality of the upright impingement crusher
立式冲击破碎机锤头材料和质量的研究
Project practice of impact crushing technology treating old cement concrete pavement
冲击破碎技术处理旧水泥混凝土路面工程实践
Dynamic analysis of upright impact crusher and ascertainment of motor power
立式冲击破碎机动力学分析及电机功率的确定
Study on Sport Parameter and Motive Parameter of Upright Impingement Crusher
立式冲击破碎机运动参数和动力参数的研究
It is highly important for impact coal cutter to improve its breaking capability and reduce energy consuming.
所得结论对于增大冲击破碎时的拉应力,减小能耗具有重要意义。
impact cell mill
冲击式细胞破碎装置
The wrecked ship was battered to pieces by the storm.
暴风雨将破船冲击成碎片。
The Numerical Simulation of Different Material s Crushing Processes under Impacting Loads;
冲击载荷下不同材料破碎的数值模拟
Study on rotor load of vertical shaft impact crusher based on ADAMS
基于ADAMS的立轴冲击式破碎机转子载荷
Study on Main Butt Ends Load of Vertical Shaft Impact Crusher
立轴冲击式破碎机主抛料头载荷研究
Nonerodible clods are also broken down by impacts of saltating grains.
不可冲蚀的土块因跳跃颗粒的撞击也会破碎。
The huge waves battered the wrecked ship to pieces.
巨浪将那艘失事的船只冲击得支离破碎.
Dynamics Analysis and Simulation Research on Lmpacting Crusher-Compactor;
冲击式破碎压实机动力学分析与仿真研究
R&D of Performance Testing System for Impact Breaker
冲击式破碎镐性能检测系统研究与开发