GTS 做时程分析的时遇到的怪异的问题，请问这是什么原因？ [复制链接]

GTS 做时程分析的时遇到的怪异的问题，请问这是什么原因？
程序无法进行分析，有如下提示，请问是什么原因了？
> WARNING : NODE NO.   9518  DX  DOF MAY BE SINGULAR.
> WARNING : EQUATION NO.     28552
> WARNING : NODE NO.   9518  DY  DOF MAY BE SINGULAR.
> WARNING : EQUATION NO.     28553
> WARNING : NODE NO.   9518  DZ  DOF MAY BE SINGULAR.
> WARNING : EQUATION NO.     28554
> WARNING : NODE NO.   2452  DZ  DOF MAY BE SINGULAR.
> WARNING : EQUATION NO.      7356
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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> WARNING : SINGULARITY WAS FOUND IN REDUCED MASS MATRIX
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想想知道原因啊

没遇到过这种情况

计算过程中发生了矩阵奇异，计算中断

检查那几个单元，看边界约束条件是不是正确
检查单元网格划分，如果边界变化比较剧烈，而单元尺寸不合适，单元形状有问题

我也遇到这样的问题了，还请您指教下..

4楼正解

我也遇到了啊