ABAQUS 随机振动分析/学习并整理

wrj001

节点、单元定义；节点集、单元集定义；
材料定义，材料赋予；
*PSD-DEFINITION,NAME=PSD,TYPE=BASE, G=9.81e3
0.04,0.0,10
0.04,0.0,149
0.065,0.0,150
0.065,0.0,349
0.094,0.0,350
0.094,0.0,699
0.13,0.0,700
*Boundary
NHL, 1,3
*Step
*Frequency, eigensolver=Lanczos
20, , , , ,
*End Step
*Step
*Random Response
5., 2000., 20, 3.,
*Modal Damping
1, 20, 0.001
*BASE MOTION,DOF=2, LOAD case=1
*correlation, psd=psd, type=uncorrelated
1,1.
*End Step

tuya194

感谢分享~