ANSYS/LS-DYNA求解时出现 ，，，are co-linear 怎么解决啊
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做碰撞问题：一艘船碰撞平台，船简化为长方体，平台类似三棱柱，碰撞速度什么的已经设定，错误图片和模型图如图，命令流如下：K文件见附件：请大神帮忙看看是哪的问题吧，万分感谢ET,3,LINK160
R,1,5/6,,0.05,0.05,0.05,0.05 !定义实常数SHELL163
R,2,1,0.04,0.04,0.04,0.04,0.52,0.52,0.48,0.48!定义实常数BEAM161
R,3,0.273 !定义实常数 LINK160
MP,EX,1,2.1E11
MP,PRXY,1,0.3
MP,DENS,1,7850
!建立几何模型
!平台
K,1,-32.2,0,-106.68
K,2,32.2,0,-106.68
K,3,0,66,-106.68
K,4,-32.2,0,40.62
K,5,32.2,0,40.62
K,6,0,66,40.62
K,7,0,66,32.62
K,8,32.2,0,32.62
K,9,-32.2,0,32.62
LSTR,4,5
LSTR,5,6
LSTR,6,4
LSTR,7,8
LSTR,8,9
LSTR,9,7
LSTR,1,4
LSTR,2,5
LSTR,3,6
LSTR,2,7
LSTR,3,8
LSTR,2,9
LSTR,1,8
LSTR,1,7
LSTR,3,9
A,4,5,6
A,9,8,7
A,9,4,5,8
A,6,5,8,7
A,4,6,7,9
！船
K,10,32.3,-5,-8.13
K,11,92.3,-5,-8.13
K,12,92.3,5,-8.13
K,13,32.3,5,-8.13
K,14,32.3,-5,10.72
K,15,92.3,-5,10.72
K,16,92.3,5,10.72
K,17,32.3,5,10.72
LSTR,10,11
LSTR,11,12
LSTR,12,13
LSTR,13,10
LSTR,14,15
LSTR,15,16
LSTR,16,17
LSTR,17,14
LSTR,10,14
LSTR,11,15
LSTR,12,16
LSTR,13,17
A,10,11,12,13
A,14,15,16,17
A,10,14,15,11
A,12,16,15,11
A,13,17,16,12
A,10,14,17,13
VA,6,7,8,9,10,11
K,18,-32.2,0,42
K,19,32.2,0,42
K,20,0,66,42
！有限元网格划分
ASEL,S,,,1,2,1!平台船体两层
ASEL,A,,,6,11！船舶6-11个面
AATT,1,1,1！设置面的参数，定义为SHELL163
AESIZE,ALL,5！面单元尺寸定义
MSHKEY,0！网格划分方式为自由网格划分
MSHAPE,0,2D
AMESH,ALL
LSEL,S,,,1,6！平台船体水平梁
LATT,1,3,3！定义为LINK160
LESIZE,ALL,,,5
LMESH,ALL
LSEL,S,,,10,15!平台撑杆
LATT,1,3,3!LINK160
LESIZE,ALL,,,10
LMESH,ALL
LSEL,S,,,7!平台弦杆
LATT,1,2,2,,18!BEAM161
LESIZE,ALL,,,10
LMESH,ALL
LSEL,S,,,8!平台弦杆
LATT,1,2,2,,19!BEAM161
LESIZE,ALL,,,10
LMESH,ALL
LSEL,S,,,9!平台弦杆
LATT,1,2,2,,20!BEAM161
LESIZE,ALL,,,10
LMESH,ALL
!约束
NSEL,S,LOC,Z,-106.68
D,ALL,ALL
R,1,5/6,,0.05,0.05,0.05,0.05 !定义实常数SHELL163
R,2,1,0.04,0.04,0.04,0.04,0.52,0.52,0.48,0.48!定义实常数BEAM161
R,3,0.273 !定义实常数 LINK160
MP,EX,1,2.1E11
MP,PRXY,1,0.3
MP,DENS,1,7850
!建立几何模型
!平台
K,1,-32.2,0,-106.68
K,2,32.2,0,-106.68
K,3,0,66,-106.68
K,4,-32.2,0,40.62
K,5,32.2,0,40.62
K,6,0,66,40.62
K,7,0,66,32.62
K,8,32.2,0,32.62
K,9,-32.2,0,32.62
LSTR,4,5
LSTR,5,6
LSTR,6,4
LSTR,7,8
LSTR,8,9
LSTR,9,7
LSTR,1,4
LSTR,2,5
LSTR,3,6
LSTR,2,7
LSTR,3,8
LSTR,2,9
LSTR,1,8
LSTR,1,7
LSTR,3,9
A,4,5,6
A,9,8,7
A,9,4,5,8
A,6,5,8,7
A,4,6,7,9
！船
K,10,32.3,-5,-8.13
K,11,92.3,-5,-8.13
K,12,92.3,5,-8.13
K,13,32.3,5,-8.13
K,14,32.3,-5,10.72
K,15,92.3,-5,10.72
K,16,92.3,5,10.72
K,17,32.3,5,10.72
LSTR,10,11
LSTR,11,12
LSTR,12,13
LSTR,13,10
LSTR,14,15
LSTR,15,16
LSTR,16,17
LSTR,17,14
LSTR,10,14
LSTR,11,15
LSTR,12,16
LSTR,13,17
A,10,11,12,13
A,14,15,16,17
A,10,14,15,11
A,12,16,15,11
A,13,17,16,12
A,10,14,17,13
VA,6,7,8,9,10,11
K,18,-32.2,0,42
K,19,32.2,0,42
K,20,0,66,42
！有限元网格划分
ASEL,S,,,1,2,1!平台船体两层
ASEL,A,,,6,11！船舶6-11个面
AATT,1,1,1！设置面的参数，定义为SHELL163
AESIZE,ALL,5！面单元尺寸定义
MSHKEY,0！网格划分方式为自由网格划分
MSHAPE,0,2D
AMESH,ALL
LSEL,S,,,1,6！平台船体水平梁
LATT,1,3,3！定义为LINK160
LESIZE,ALL,,,5
LMESH,ALL
LSEL,S,,,10,15!平台撑杆
LATT,1,3,3!LINK160
LESIZE,ALL,,,10
LMESH,ALL
LSEL,S,,,7!平台弦杆
LATT,1,2,2,,18!BEAM161
LESIZE,ALL,,,10
LMESH,ALL
LSEL,S,,,8!平台弦杆
LATT,1,2,2,,19!BEAM161
LESIZE,ALL,,,10
LMESH,ALL
LSEL,S,,,9!平台弦杆
LATT,1,2,2,,20!BEAM161
LESIZE,ALL,,,10
LMESH,ALL
!约束
NSEL,S,LOC,Z,-106.68
D,ALL,ALL
