梁怎么是躺着的呢？

jlm8521

现在在建立桥面板，其厚度是16毫米，命令流如下，不知道为什么工字型梁是躺着的呢？
/CLEAR
/PREP7
ET,1,BEAM44
ET,2,SHELL63
MP,EX,1,2.1E11
MP,PRXY,1,0.3
R,1,0.016

SECTYPE,1,BEAM,I,,0
SECOFFSET,USER,0,1.526
SECDATA,0.6,0.6,1.542,0.032,0.032,0.016,0,0,0,0

SECTYPE,2,BEAM,I,,0
SECOFFSET,USER,0,0.8
SECDATA,0.24,0.24,0.816,0.016,0.016,0.016,0,0,0,0

SECTYPE,3,BEAM,I,,0
SECOFFSET,USER,0,0.494
SECDATA,0.1,0.1,0.51,0.001,0.001,0.001,0,0,0,0

SECTYPE,4, BEAM, T, T_nin, 0
SECOFFSET, USER, 0, 0.212
SECDATA,0.15,0.212,0.012,0.012,0,0,0,0,0,0

N,1,0,0,0
NGEN,100,1,1,,,2
NGEN,2,100,1,100,1,,,-2
NGEN,2,200,1,100,1,,,-3
NGEN,2,300,1,100,1,,,-4
NGEN,2,400,1,100,1,,,-5


TYPE,1
MAT,1
SECNUM,1
*DO,I,101,199,1
E,I,I+1
*ENDDO

TYPE,1
MAT,1
SECNUM,2
*DO,I,201,299,1
E,I,I+1
*ENDDO

TYPE,1
MAT,1
SECNUM,3
*DO,I,301,399,1
E,I,I+1
*ENDDO

TYPE,1
MAT,1
SECNUM,4
*DO,K,1,100,1
*DO,H,K,K+500,100
E,H,H+100
*ENDDO
*ENDDO

TYPE,2
MAT,1
R,1
*DO,I,0,3,1
*DO,H,1,99,1
E,H+I*100,H+I*100+1,H+I*100+101,H+I*100+100
*ENDDO
*ENDDO

ESEL,ALL,ALL
/ESHAPE,1
EPLOT

xiaoxiong

给梁设置相应的关键点，可以使梁按照规定方向放置

jlm8521

xiaoxiong 发表于 2012-4-19 14:45
给梁设置相应的关键点，可以使梁按照规定方向放置

我这个是由节点生成单元的，不知道如何设置啊？能给详细的讲解一下么？

ferriswanglei

LATT, MAT, REAL, TYPE, --, KB, KE, SECNUM
给没有划分网格的线设置单元属性。
MAT, REAL, TYPE：材料号、实常数号、材料类型号。
--：特殊属性，专对某些特定的单元。
KB, KE：控制起点和终点截面方向的关键点编号，ansys利用关键点所在的位置控制梁单元截面的方向。
SECNUM：截面号。
Finish
/clear
/prep7
Et,1,beam189
sectype,1,beam,i
secdata,1,2,1,0.1,0.1,0.1
k,1,
k,2,10
k,3,,1
k,4,10,1,1
l,1,2
latt,,,1,,3,4,1
lesize,1,0.1
lmesh,all
/eshape,1
Eplot
给你发个例子，自己研究研究

jlm8521

ferriswanglei 发表于 2012-4-19 21:37
LATT, MAT, REAL, TYPE, --, KB, KE, SECNUM
给没有划分网格的线设置单元属性。
MAT, REAL, TYPE：材料号、 ...

  谢谢给予指导！
我现在把梁正过来了，但是怎么看不出桥面板的厚度呢？

/CLEAR
/PREP7
ET,1,BEAM44
ET,2,SHELL63
MP,EX,1,2.1E11
MP,PRXY,1,0.3
R,1,0.016,


SECTYPE,1,BEAM,I,,0
SECOFFSET,USER,0,1.542
SECDATA,0.6,0.6,1.542,0.032,0.032,0.016,0,0,0,0

SECTYPE,2,BEAM,I,,0
SECOFFSET,USER,0,0.816
SECDATA,0.24,0.24,0.816,0.016,0.016,0.016,0,0,0,0

SECTYPE,3,BEAM,I,,0
SECOFFSET,USER,0,0.51
SECDATA,0.1,0.1,0.51,0.01,0.01,0.01,0,0,0,0


N,1,0,0,0
NGEN,100,1,1,,,2
NGEN,2,100,1,100,1,,,-2
NGEN,2,200,1,100,1,,,-3
NGEN,2,300,1,100,1,,,-4
NGEN,2,400,1,100,1,,,-5

N,700,0,5,-2
TYPE,1
MAT,1
SECNUM,1
*DO,I,101,199,1
E,I,I+1,700
*ENDDO

N,701,0,5,-3
TYPE,1
MAT,1
SECNUM,2
*DO,I,201,299,1
E,I,I+1,701
*ENDDO

N,702,0,5,-4
TYPE,1
MAT,1
SECNUM,3
*DO,I,301,399,1
E,I,I+1,702
*ENDDO


TYPE,2
MAT,1
R,1
*DO,I,0,3,1
*DO,H,1,99,1
E,H+I*100,H+I*100+1,H+I*100+101,H+I*100+100
*ENDDO
*ENDDO


ESEL,ALL,ALL
/ESHAPE,1
EPLOT

jlm8521

xiaoxiong 发表于 2012-4-19 14:45
给梁设置相应的关键点，可以使梁按照规定方向放置

恩，谢谢