Mesh-Free Computational Shock and Fracture
Mesh-Free Computational Shock and Fracture
Mesh-Free Computational Shock and Fracture
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1<br />
2<br />
3<br />
4<br />
Stability Boundaries for DPD<br />
LEGEND<br />
Euler update using current<br />
velocities* to calculate stress.<br />
Predictor/Corrector - full forward<br />
Predictor/Corrector* - averaged<br />
Predictor/Corrector*<br />
-3<br />
Complex g " space:<br />
Eigenvalues of<br />
-2<br />
2<br />
G = ( # t / " o){<br />
! AB + µ [(A • B)I + BA]}<br />
-1<br />
4<br />
3<br />
2<br />
1<br />
Im(g " )<br />
1<br />
0.5<br />
0<br />
0<br />
-0.5<br />
-1
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