竖冷设备中烧结矿石偏析行为的GPU高性能模拟1)

张雪宽, 徐骥, 孙俊杰, 张永杰, 张正好, 葛蔚

SEGREGATION BEHAVIOR OF SINTER IN VERTICALLY ARRANGED COOLER WITH HIGE PERFORMANCE GPU SIMULATION1)

Zhang Xuekuan,Xu Jiy,Sun Junjie,Zhang Yongjie,Zhang Zhenghao,Ge Weiy

表2 模拟参数

Table 2 Parameters in simulation

Parameter Value Sinter particle particle density, p/(kg m-3) 2.65X103 particle diameter, d/mm 8, 18, 32 percentage of mass 0.3, 0.54, 0.16 Young’s modulus, Y/(N.m-2) 1.0X108 Poisson ratio, u 0.25 sliding friction coefficient, ps 0.9 rolling friction coefficient, "r 0.75 coefficient of restitution, e 0.387 Wall density, p/(kgm-3) 7.85X103 Young’s modulus, Y/(N m-2) 2.0X108 Poisson ratio, u 0.33 sliding friction coefficient, ps 0.43 rolling friction coefficient, "r 0.75 coefficient of restitution, e 0.85 numerical number of particle 3.0X105 dt/s 2.0X10-4