Dhondtguido / CalculiX

This repository contains the source files of CalculiX, a three-dimensional Finite Element Program (www.calculix.de).
GNU General Public License v2.0
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Wrong external force on B31 #16

Open victorkemp opened 1 year ago

victorkemp commented 1 year ago

External forces at the constrained end of this beam should be (x, y, z) = (-0.25, -0.25, 0) (-0.25, -0.25, 0) (-0.25, -0.25, 0) (-0.25, -0.25, 0)

but they are

(-0.5, -0.25, -0.17678) (-0.25, -0.25, -0.17678) (-0.25, -0.25, 0) (-0.25, -0.25, 0)

*NODE
1,0,0,0
2,0.002,0.002,0
3,0.001,0.001,0
*ELEMENT,TYPE=B31,ELSET=Default
1,3,2
2,1,3
*MATERIAL,NAME=material
*ELASTIC,TYPE=ISOTROPIC
100000000000,0
*BEAM SECTION,ELSET=Default,MATERIAL=material,SECTION=RECT
0.001,0.001
0,0,1
*BOUNDARY
1,1,6,0
*STEP
*STATIC
*CLOAD
2,1,1
2,2,1
*NODE FILE
U,RF
*END STEP

rf