请教(更新)结构问题～3.3-3.4求解差异 高手快来拉～

ilovefever

问题描述：上部物体设定一个向下的运动距离，中间物体自由，下部固定．
运行后报错～～　我选择的是平面应变，大变形～～～

详细的出错信息
Exception:
com.femlab.jni.FlNativeException: Failed to evaluate expression
Messages:
Failed to evaluate expression
- Expression: diff((Tn_cp1_smpn*exp((((-pn_cp1_smpn)*gap_cp1_smpn)/max(Tn_cp1_smpn,1e-010)))),Tn_cp1_smpn)
Failed to evaluate variable
- Variable: pn_cp1_smpn
- Defined as: ((E_smpn*min((0.0001*(5^auglagiter)),0.10000000000000001))/h)
Failed to evaluate expression
- Expression: mean(auglagiter)
Failed to evaluate expression
- Expression: auglagiter
Failed to evaluate expression
- Expression: auglagiter
Failed to evaluate variable
- Variable: auglagiter
- Geometry: 1
- Dimension: 2
- Domain group: {1}
Stack trace:
at evaltree.cpp, row 601, ()
at evaltree.cpp, row 1058, ()
at xevalutil.cpp, row 2095, ()
at xoperator.cpp, row 347, ()
at evaltree.cpp, row 601, ()
at xevalutil.cpp, row 2050, ()
at com.femlab.solver.FlSolver.femEig(Native Method)
at com.femlab.solver.FemEig.run(SourceFile:69)
at com.femlab.server.FlRunner.run(SourceFile:125)
at com.femlab.util.M.run(SourceFile:175)
请教高手该如何解决～～～

[ 本帖最后由 ilovefever 于 2007-12-1 09:33 编辑 ]

ilovefever

附上．Ｍ文件～～～～

yuminhust2005

没有加约束，发生刚体位移！

ilovefever

高手~~ 能把修改后的文件传上来吗?

ilovefever

怎么没人讨论啊~~~

ilovefever

ilovefever

edodo

3.4打开3.3的模型文件后 重新检查下边界条件  你这个模型特别注意下 解除对