CalculiX-Examples/Linear/Separate/pre.fbd at master · declmal/CalculiX-Examples · GitHub

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valu le 40
valu he 10
valu pressure 1

valu dy * he 2

# geometry
seto d1
  pnt ! 0 0 0
  swep d1 new tra 0 he 0 2
  swep d1 new tra le 0 0 8
setc

copy d1 d2 tra 0 dy 0
copy d2 d3 tra 0 dy 0
copy d3 d4 tra 0 dy 0

# meshing
elty d1 qu4s
elty d2 qu8sr
elty d3 tr3s
elty d4 tr6s
mesh all
send all abq
# separate the elements into disjoint meshes
sys separate.py all.msh

# constraints
seta nodes n all
enq nodes fix rec 0 _ _ 1 a
send fix abq nam

# load
seta load l L004 L008 L00C L00G
comp load do
comp load do
send load abq pres pressure

ulin fixed nodes (red), pressure surface (blue)
view elem
view edge off
plus l all
rot -z
plus n fix r 6
plus f load b 4
frame
hcpy png mesh