| Grid A | Grid B | Grid C |
Domain Lx ´ Ly ´ Lz | 37D ´ 6.67D ´ 6.67D | ||
Grid points Nx ´ Ny ´ Nz | 111 ´ 21 ´21 | 222 ´ 42 ´ 42 | 444 ´ 84 ´ 84 |
Grid spacing hx = hy = hz | D/3 | D/6 | D/12 |
Feedback gain K* [-] | 5.4 | 10.8 | 21.6 |
Time step ht [s] | 0.01 | ||
Reynolds number Re | 1200 | ||
Residual at convergence [-] | 1.0 ´ 10−2 | ||
Relative CPU time | 1 (2 CPU) | 3 (2 CPU) | 55 (4 CPU) |