『求助』基坑开挖与支护
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我做的是基坑的开挖与支护,我求了初始地应力场,提取了节点力,杀死单元,施加节点反力后,再求解就出错了.哪位高手知道怎么解决?我的错误如下:
Negative Jacobian 2D.
Negative radius element 709.
Coefficient ratio exceeds 1.0e8 - Check results.
Solution not converged at time 1.518164062E-05 (load step 1 substep 4).
Negative Jacobian 2D.
Negative radius element 709.
Coefficient ratio exceeds 1.0e8 - Check results.
Solution not converged at time 1.518164062E-05 (load step 1 substep 4).
