Page 202 - Using ANSYS for Finite Element Analysis Dynamic, Probabilistic, Design and Heat Transfer Analysis

Design optimization • 189
lsel,all
lplot
! Keep only symmetric portion
wprot,,90
lsbw,all
wprot,,,60
lsbw,all
csys,1
lsel,u,loc,y,0,60
ldele,all,,,1
lsel,all
ksll
ksel,inve
kdele,all ! Delete unnecessary keypoints
ksel,all
lplot
! Create missing lines and combine right
edge lines
csys,0
ksel,,loc,y,0
lstr,kpnext(0),kpnext(kpnext(0))
! Bottom symmetry edge
ksel,all
csys,1
ksel,,loc,y,60
lstr,kpnext(0),kpnext(kpnext(0))
! 60-deg. symm. edge
ksel,all
csys,0
lsel,,loc,x,100
lcomb,all ! Add lines at the right edge
lsel,all
! Create the area
al,all
aplot
! MESHING
! -------
et,1,82,,,3 ! Plane stress with thickness
r,1,10 ! Thickness
mp,ex,1,2.07e5 ! Young’s modulus of
steel, MPa