test_vmg_cavity Namespace Reference

Functions
	run (N=128, Re=100.0, U=1.0, nz=4, max_steps=4000, vmg=False, vlevels=3, vcycles=4, vel_iter=60, dt=1.0)

Variables
	N = int(os.environ.get("VMG_N", 128))
list	cfgs
	r = run(N=N, **kw)

Detailed Description

Velocity-MG vs RB-GS on the lid-driven cavity (Ghia Re=100). Checks (1) no regression with vmg OFF,
(2) vmg ON reaches the same Ghia centreline match + incompressibility. Run: PYTHONPATH=build_mpi python ...

Function Documentation

run()

test_vmg_cavity.run	(		N = 128,
			Re = 100.0,
			U = 1.0,
			nz = 4,
			max_steps = 4000,
			vmg = False,
			vlevels = 3,
			vcycles = 4,
			vel_iter = 60,
			dt = 1.0
	)

Definition at line 10 of file test_vmg_cavity.py.

Variable Documentation

N

test_vmg_cavity.N = int(os.environ.get("VMG_N", 128))

Definition at line 52 of file test_vmg_cavity.py.

cfgs

list test_vmg_cavity.cfgs

Initial value:

=  [("RB-GS  60 sweeps   ", dict(vmg=False, vel_iter=60)),
            ("RB-GS  20 sweeps   ", dict(vmg=False, vel_iter=20)),
            ("vmg L=8 v=2 (semi) ", dict(vmg=True, vlevels=8, vcycles=2)),
            ("vmg L=8 v=4 (semi) ", dict(vmg=True, vlevels=8, vcycles=4))]

Definition at line 55 of file test_vmg_cavity.py.

r

test_vmg_cavity.r = run(N=N, **kw)

Definition at line 60 of file test_vmg_cavity.py.