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abaqus monitor的問題,需如何改善?

浏览: 3103 回答: 6

You have entered a zero or negative density value. Abaqus allows non-physical data; however, most applications expect a positive density value and greater than 1.00000e-36 .

 

4 nodes associated with rigid bodies have boundary conditions prescribed at nodes other than the reference node. These boundary conditions will be transferred to the associated rigid body reference node.The reference nodes and the dependent nodes have been identified in node set WarnNodeOverconBoundRB.

 

Nodes belonging to 2 RIGID BODIES have boundary conditions prescribed at nodes other than the reference node. These boundary conditions indicate the rigid bodies cannot rotate about certain axes. Zero rotational boundary conditions have been added to these reference nodes.The reference nodes have been identified in node set WarnNodeOverconBoundRBRot.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 4.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 5.

 

Solver problem. Zero pivot when processing node 1 (assembly) D.O.F.  4

 

Solver problem. Zero pivot when processing node 1 (assembly) D.O.F.  5

 

Solver problem. Zero pivot when processing D.O.F. 4 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_4_1_1_1_1.

 

Solver problem. Zero pivot when processing D.O.F. 5 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_5_1_1_1_1.

 

The system matrix has 1 negative eigenvalues.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 4.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 5.

 

Solver problem. Zero pivot when processing node 1 (assembly) D.O.F.  4

 

Solver problem. Zero pivot when processing node 1 (assembly) D.O.F.  5

 

Solver problem. Zero pivot when processing D.O.F. 4 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_4_1_1_1_1.

 

Solver problem. Zero pivot when processing D.O.F. 5 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_5_1_1_1_1.

 

The system matrix has 1 negative eigenvalues.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 4.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 5.

 

Solver problem. Zero pivot when processing node 1 (assembly) D.O.F.  4

 

Solver problem. Zero pivot when processing node 1 (assembly) D.O.F.  5

 

Solver problem. Zero pivot when processing D.O.F. 4 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_4_1_1_2_1.

 

Solver problem. Zero pivot when processing D.O.F. 5 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_5_1_1_2_1.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 4.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 5.

 

Solver problem. Zero pivot when processing node 1 (assembly) D.O.F.  4

 

Solver problem. Zero pivot when processing node 1 (assembly) D.O.F.  5

 

Solver problem. Zero pivot when processing D.O.F. 4 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_4_1_1_3_1.

 

Solver problem. Zero pivot when processing D.O.F. 5 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_5_1_1_3_1.

 

Solver problem. Zero pivot when processing node ASSEMBLY.1 D.O.F. 4.


ABAQUS

全部回答 (3)

默认 最新
用户_56919 2024年11月21日
有人能解决这问题吗,有偿
2024年11月21日
评论 点赞
唐生取经 2023年10月6日
1是材料密度设置不对,2是建立的刚性单元有问题,可能是两个刚性单元有共同的次节点
2023年10月6日
评论 2 点赞
南风CAEer 2023年10月6日
没有输入密度,且约束不够
2023年10月6日
评论 1 点赞

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