我的模型將線性彈簧改為非線性彈簧后顯示 

The plasticity/creep/connector friction algorithm did not converge at 888 points 

我的單位用的N和mm；彈簧參數設置的是 

*Spring, elset=Springs/Dashpots-1-spring,nonlinear

1, 1

-1812.576,-10

-1812.576,-8.8

-5437.728,-0.64

-4502.6,-0.4

0,0

4502.76,0.4

5437.728,0.64

1812.576,8.8

1812.576,10

當我把彈簧剛度大幅度降低后又收斂了，而且可以順利跑出來，峰值力大概是300N左右才可以