examples.dg.mhd.gem_challenge_imhd2 Namespace Reference

Variables
str	torder = 'RK4'
str	sorder = 'secondOrder'
bool	useLimiter = True
bool	always_limit = True
float	skin_depth_norm = 1.0
int	gamma = 5./3.
int	z_i = 1
int	A_i = 1
int	theta = 1
int	di_L = 1.
int	Lx = 8*math.pi*di_L
int	Ly = 4*math.pi*di_L
float	sheet_width = 0.5
float	n0 = 1.0
float	n_inf = 0.2
float	B0 = 1.0
float	Ti_Te = 1.0/theta
float	Te = B0**2/2.0/n0/(Ti_Te + 1.0)
float	Ti = Ti_Te * Te
list	T = [Ti, Te]
int	v = 2. * skin_depth_norm / (sheet_width * B0)
list	V = T[0]*v
warpy	mesh = warpy.mesh.block(Bounds=[-Lx/2.,Lx/2., -Ly/2.,Ly/2.],NumCells=[64,32],NodeSets=['Left','Right', 'Lower','Upper'],NumLayers=1,basis_array_set=sorder,PeriodicBoundaries=['Left','Right'],block_type="symmetric")
list	component_names = ['rho', 'px', 'py', 'pz', 'e', 'Bx', 'By', 'Bz']
warpy	fluid = warpy.variable(name='fluid',components=component_names,basis_array_set=sorder)
list	gradient_component_names = [prefix+"_"+suffix for prefix in component_names for suffix in ['x','y','z']]
warpy	fluid_gradient = warpy.variable(name='fluid_gradient', components=gradient_component_names,basis_array_set=sorder)
warpy	gem_ic = warpy.functions.gem_hallmhd(name='gem_ic',gamma=gamma,mass=A_i,temperature=Ti+Te,sheet_width=sheet_width,number_density=n0,number_density_infinity=n_inf,Bx=B0,Lx=Lx,Ly=Ly)
list	applicators = [warpy.applicator(spatial_order=sorder,fun=gem_ic,var=fluid,spatial_scheme='Nodal')]
list	apps = []
list	dirichlet_apps = []
list	neumann_apps = []
warpy	writer = warpy.host_actions.writer(name='writer',ReadVars=[fluid])
warpy	spatial_solver = warpy.spatial_solvers.dg(name="dg", spatial_order=sorder, applications=apps, on_subdomains=['all'])
list	variable_adjusters = []
warpy	ti = warpy.host_actions.erk(name="rk", scheme=torder, spatial_solvers=[spatial_solver], variable_adjusters=variable_adjusters)
warpy	dt_controller = warpy.dt_calc.stability_dt(init_dt=1e-5)
warpy	sim = warpy.dg_sim(name='gem_imhd_may28_testing',meshes=[mesh],initial_conditions=applicators,temporal_solvers=[ti],writers=[writer],time=[0,4.0],dt_controller=dt_controller,write_steps=100,verbosity='debug')
	gen_xdmf
	True
	detect_nonscalar

Variable Documentation

A_i

int examples.dg.mhd.gem_challenge_imhd2.A_i = 1

always_limit

bool examples.dg.mhd.gem_challenge_imhd2.always_limit = True

applicators

list examples.dg.mhd.gem_challenge_imhd2.applicators = [warpy.applicator(spatial_order=sorder,fun=gem_ic,var=fluid,spatial_scheme='Nodal')]

apps

list examples.dg.mhd.gem_challenge_imhd2.apps = []

B0

float examples.dg.mhd.gem_challenge_imhd2.B0 = 1.0

component_names

list examples.dg.mhd.gem_challenge_imhd2.component_names = ['rho', 'px', 'py', 'pz', 'e', 'Bx', 'By', 'Bz']

detect_nonscalar

examples.dg.mhd.gem_challenge_imhd2.detect_nonscalar

di_L

int examples.dg.mhd.gem_challenge_imhd2.di_L = 1.

dirichlet_apps

list examples.dg.mhd.gem_challenge_imhd2.dirichlet_apps = []

dt_controller

warpy examples.dg.mhd.gem_challenge_imhd2.dt_controller = warpy.dt_calc.stability_dt(init_dt=1e-5)

fluid

warpy examples.dg.mhd.gem_challenge_imhd2.fluid = warpy.variable(name='fluid',components=component_names,basis_array_set=sorder)

fluid_gradient

warpy examples.dg.mhd.gem_challenge_imhd2.fluid_gradient = warpy.variable(name='fluid_gradient', components=gradient_component_names,basis_array_set=sorder)

gamma

int examples.dg.mhd.gem_challenge_imhd2.gamma = 5./3.

gem_ic

warpy examples.dg.mhd.gem_challenge_imhd2.gem_ic = warpy.functions.gem_hallmhd(name='gem_ic',gamma=gamma,mass=A_i,temperature=Ti+Te,sheet_width=sheet_width,number_density=n0,number_density_infinity=n_inf,Bx=B0,Lx=Lx,Ly=Ly)

gen_xdmf

examples.dg.mhd.gem_challenge_imhd2.gen_xdmf

gradient_component_names

list examples.dg.mhd.gem_challenge_imhd2.gradient_component_names = [prefix+"_"+suffix for prefix in component_names for suffix in ['x','y','z']]

Lx

int examples.dg.mhd.gem_challenge_imhd2.Lx = 8*math.pi*di_L

Ly

int examples.dg.mhd.gem_challenge_imhd2.Ly = 4*math.pi*di_L

mesh

warpy examples.dg.mhd.gem_challenge_imhd2.mesh = warpy.mesh.block(Bounds=[-Lx/2.,Lx/2., -Ly/2.,Ly/2.],NumCells=[64,32],NodeSets=['Left','Right', 'Lower','Upper'],NumLayers=1,basis_array_set=sorder,PeriodicBoundaries=['Left','Right'],block_type="symmetric")

n0

float examples.dg.mhd.gem_challenge_imhd2.n0 = 1.0

n_inf

float examples.dg.mhd.gem_challenge_imhd2.n_inf = 0.2

neumann_apps

list examples.dg.mhd.gem_challenge_imhd2.neumann_apps = []

sheet_width

float examples.dg.mhd.gem_challenge_imhd2.sheet_width = 0.5

sim

warpy examples.dg.mhd.gem_challenge_imhd2.sim = warpy.dg_sim(name='gem_imhd_may28_testing',meshes=[mesh],initial_conditions=applicators,temporal_solvers=[ti],writers=[writer],time=[0,4.0],dt_controller=dt_controller,write_steps=100,verbosity='debug')

skin_depth_norm

float examples.dg.mhd.gem_challenge_imhd2.skin_depth_norm = 1.0

sorder

str examples.dg.mhd.gem_challenge_imhd2.sorder = 'secondOrder'

spatial_solver

warpy examples.dg.mhd.gem_challenge_imhd2.spatial_solver = warpy.spatial_solvers.dg(name="dg", spatial_order=sorder, applications=apps, on_subdomains=['all'])

T

list examples.dg.mhd.gem_challenge_imhd2.T = [Ti, Te]

Te

float examples.dg.mhd.gem_challenge_imhd2.Te = B0**2/2.0/n0/(Ti_Te + 1.0)

theta

int examples.dg.mhd.gem_challenge_imhd2.theta = 1

Ti

float examples.dg.mhd.gem_challenge_imhd2.Ti = Ti_Te * Te

ti

warpy examples.dg.mhd.gem_challenge_imhd2.ti = warpy.host_actions.erk(name="rk", scheme=torder, spatial_solvers=[spatial_solver], variable_adjusters=variable_adjusters)

Ti_Te

float examples.dg.mhd.gem_challenge_imhd2.Ti_Te = 1.0/theta

torder

str examples.dg.mhd.gem_challenge_imhd2.torder = 'RK4'

True

examples.dg.mhd.gem_challenge_imhd2.True

useLimiter

bool examples.dg.mhd.gem_challenge_imhd2.useLimiter = True

v

int examples.dg.mhd.gem_challenge_imhd2.v = 2. * skin_depth_norm / (sheet_width * B0)

V

list examples.dg.mhd.gem_challenge_imhd2.V = T[0]*v

variable_adjusters

list examples.dg.mhd.gem_challenge_imhd2.variable_adjusters = []

writer

warpy examples.dg.mhd.gem_challenge_imhd2.writer = warpy.host_actions.writer(name='writer',ReadVars=[fluid])

z_i

int examples.dg.mhd.gem_challenge_imhd2.z_i = 1