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Table 4 CPU times for the simulation of “oval to square” rolling

From: An upwind least square formulation for free surfaces calculation of viscoplastic steady-state metal forming problems

 

Number of nodes

Number of iterations/increments

CPU time

Speed up

Incremental

20,000 → 37,000

1099

24 h 45 min

1

Lam3

12,000

100

38 min

39

Steady-state

37,000

40

1 h 10 min

21