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zkm2008

木虫 (著名写手)

应助: 14 (小学生)
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帖子: 2430
在线: 857.7小时
虫号: 1933542
注册: 2012-08-10
性别: GG
专业: 固体力学

[求助] 【已完结】效果出不来啊

/title, Sample input for generating general axisymmetric solid elements
/prep7
!
et,1,272,,12    !define general axisymmetric SOLID272 with 12 nodes along circumferential direction
et,2,272,,12
!
sect,1,axis       !define general axisymmetric section
secd,2,0,2       !use pattern 2 with global cartesian coordinate system (0)and y as axis of symmetry (2)
!
mp,ex,1,2.0e5    !define elastic material properties
mp,nuxy,1,0.3
!
!
! Create  2D  geometry of thread connection (bolt/nut)
!
k,1,1.0,0
k,2,4.0,0
k,3,4,1.5
k,4,5.0,2.5
k,5,5.0,3.5
k,6,4.0,4.5
k,7,4.0,5.5
k,8,5.0,6.5
k,9,5.0,7.5
k,10,4.0,8.5
k,11,4.0,10
k,12,1.0,10
k,13,7.0,0
k,14,7.0,10
!
k,15,4.0,0
k,16,4,1.5
k,17,5.0,2.5
k,18,5.0,3.5
k,19,4.0,4.5
k,20,4.0,5.5
k,21,5.0,6.5
k,22,5.0,7.5
k,23,4.0,8.5
k,24,4.0,10
!
a,1,2,3,4,5,6,7,8,9,10,11,12
a,15,16,17,18,19,20,21,22,23,24,14,13
!
!
!Mesh 2D geometry
!
esize,0.5
type,1          !use type 1 for bolt component
mat,1
secn,1          !use general axisymmetric section
amesh,1          !generate the master plane nodes and elements for bolt component
!
esize,1          !use different mesh
type,2          !use type 2 for nut component
mat,1
secn,1          !use general axisymmetric section
amesh,2          !generate the master plane nodes and elements for nut component
!
/PNUM,TYPE,1    !display element type numbers
/NUMBER,1       !numbering shown with colors only
eplot             !visualise the 2D model
!
!
!Generate full 3D axisymmetric model of bolt and nut using 12 planes
!
naxis
!
/view,1,1,1,1    !isometric view
!
nplot             !display the 12 nodal planes along circumferential direction
!
/eshape,1       !display elements with general axisymmetric shape
!
esel,s,type,,1    !display 3D axisymmetric model of bolt
eplot
!
esel,s,type,,2    !display 3D axisymmetric model of nut
eplot
!
esel,all
!
eplot             !display full 3D axisymmetric model of bolt and nut
!
fini

以上命令流完全拷贝自ANSYS文档，help文档结果是：48个扇形

而我的ANSYS14.5结果是：24个扇形