ANSYS命令流求高人解释

Question

/PREP7
ET,1,BEAM189
KEYOPT,1,1,1
KEYOPT,1,2,0
KEYOPT,1,4,0
KEYOPT,1,6,3
KEYOPT,1,7,2
KEYOPT,1,8,3
KEYOPT,1,9,3
KEYOPT,1,10,0
KEYOPT,1,11,0
KEYOPT,1,12,0
mp,ex,1,3.241e10 !Lzhu
mp,prxy,1,0.3
mp,dens,1,2500
qex=6e9
tb,bkin,1,1
tbdata,1,17e6,qex
MP,DAMP,1,0.02

mp,ex,2,3.272e10 !Tzhu
mp,prxy,2,0.3
mp,dens,2,2500
MP,DAMP,2,0.02
tb,bkin,2,1
tbdata,1,17e6,qex

mp,ex,3,3.301e10 !shizi
mp,prxy,3,0.3
mp,dens,3,2500
MP,DAMP,3,0.02
tb,bkin,3,1
tbdata,1,17e6,qex

mp,ex,4,3.232e10 !liang
mp,prxy,4,0.3
mp,dens,4,2500
MP,DAMP,4,0.02
tb,bkin,4,1
tbdata,1,17e6,qex

ET,2,SHELL181
R,5,0.10 ,0.10,0.10,0.10,
rmore,,,,,
MP,EX,5,2.851E10
MP,PRXY,5,0.3
MP,DENSE,5,3500
MP,DAMP,5,0.02

SECTYPE,1,BEAM,L, ,0
SECOFFSET, CENT
SECDATA,0.72,0.72,0.18,0.18,0,0,0,0,0,0

SECTYPE,2,BEAM,T, ,0
SECOFFSET, CENT
SECDATA,0.72,0.72,0.18,0.18,0,0,0,0,0,0

SECTYPE,3,BEAM,MESH,
SECOFFSET,CENT,,,
SECREAD,'shizi','sect',' ',MESH

SECTYPE,4,BEAM,RECT, ,0
SECOFFSET, CENT
SECDATA,0.25,0.5,0,0,0,0,0,0,0,0

sect,200,shell,,wumian
secdata, 0.1,5,0.0,3
secoffset,MID
seccontrol,0,0,0, 50

sect,300,shell,,loumian
secdata, 0.1,5,0,3
secoffset,MID
seccontrol,0,0,0, 200
mp,ex,1,3.241e10
MP,DAMP,1,0.02
damp是阻尼比吗？
弹性模量和阻尼比怎么确定？

Answer 1

/PREP7
ET,1,BEAM189(第一beam189 梁单元)
KEYOPT,1,1,1
KEYOPT,1,2,0
KEYOPT,1,4,0
KEYOPT,1,6,3
KEYOPT,1,7,2
KEYOPT,1,8,3
KEYOPT,1,9,3
KEYOPT,1,10,0
KEYOPT,1,11,0
KEYOPT,1,12,0（梁单元的optiong具体内容看help）
mp,ex,1,3.241e10 !Lzhu
mp,prxy,1,0.3
mp,dens,1,2500（定义弹性模量 泊松比 密度）
qex=6e9
tb,bkin,1,1
tbdata,1,17e6,qex （定义非线性属性）
MP,DAMP,1,0.02

mp,ex,2,3.272e10 !Tzhu
mp,prxy,2,0.3
mp,dens,2,2500
MP,DAMP,2,0.02
tb,bkin,2,1
tbdata,1,17e6,qex

mp,ex,3,3.301e10 !shizi
mp,prxy,3,0.3
mp,dens,3,2500
MP,DAMP,3,0.02
tb,bkin,3,1
tbdata,1,17e6,qex

mp,ex,4,3.232e10 !liang
mp,prxy,4,0.3
mp,dens,4,2500
MP,DAMP,4,0.02
tb,bkin,4,1
tbdata,1,17e6,qex

ET,2,SHELL181（定义181 壳单元）
R,5,0.10 ,0.10,0.10,0.10,（定义时常数）
rmore,,,,,
MP,EX,5,2.851E10
MP,PRXY,5,0.3
MP,DENSE,5,3500
MP,DAMP,5,0.02

SECTYPE,1,BEAM,L, ,0 （定义梁截面1形状）
SECOFFSET, CENT
SECDATA,0.72,0.72,0.18,0.18,0,0,0,0,0,0

SECTYPE,2,BEAM,T, ,0 （定义梁截面2形状）
SECOFFSET, CENT
SECDATA,0.72,0.72,0.18,0.18,0,0,0,0,0,0

SECTYPE,3,BEAM,MESH,（定义梁截面3形状）
SECOFFSET,CENT,,,
SECREAD,'shizi','sect',' ',MESH （注意此形状是用户自己做的）

SECTYPE,4,BEAM,RECT, ,0 （定义截面3形状）
SECOFFSET, CENT
SECDATA,0.25,0.5,0,0,0,0,0,0,0,0

sect,200,shell,,wumian （定义壳截面形状）
secdata, 0.1,5,0.0,3
secoffset,MID
seccontrol,0,0,0, 50

sect,300,shell,,loumian （定义壳截面形状）
secdata, 0.1,5,0,3
secoffset,MID
seccontrol,0,0,0, 200