STEP 3: Observation Grids
Known
incompatibilities
between Poly3D and WEB Forms
Name and Shape of Observation Grid
You want to
create first
create additional
delete named
observation grid.
Obs. "Grid" Name :
Dimension :
point
line
plane
network
Output Parameters
--- Choose as many parameters as you want
Displacement vector
Principal stresses (magnitude & orientation)
Stress tensor
Principal strains (magnitude & orientation)
Strain tensor
Coordinate Systems
Endpt. Coord. Sys:
used to specify grid endpoints during input
Obs. Pt. Coord. Sys:
used to print obs. point position during output
Output Coord. Sys:
determines x1, x2, x3 axes for stress tensor, strain tensor and displacement vector
Observation Grid Details
Begin
End
# of points
x1:
vary only one row for an observation LINE
x2:
vary two rows for an observation PLANE
x3:
vary all three rows for an observation NETWORK
Within non-varying rows (xbeg = xend), enter location (xbeg & xend) and '1' for # of points
Go to:
STEP 1:
Constants
STEP 2:
User Coordinate Systems
STEP 4:
Crack Creation