x-direction

y-direction

z-direction

time

Wall-Modeled LES Requirement (CFX) [30]

Nx = 10

Ny = 30 to 40

Nz = 20

CFL ≈ 1

x+ = 40

Ny = 30

z+ = 20

CFL ≈ 1

Wall-Resolved LES Requirement (CFX) [30]

dx ≤ LKol

dy ≤ LKol

dz ≤ LKol

dt ≤ tKol

x+ = 12

DNS Requirement [29]

x+ = 12, dx < LKol

Ny = 48, y+ = 3 ± 1 (first point in viscous sublayer), dy < LKol

Nz = 120, z+ = 12, dz < LKol

CFL < 2, dt < 10tKol