examples.dg.plasma.pinch.z_pinch_5moment Namespace Reference

Variables
bool	use_phmaxwell = False
bool	use_pcmaxwell = False
None	nu_p_tau = None
float	cfl = 0.8
bool	use_limiters = True
bool	use_interspecies_collisions = False
str	torder = "TVDRK2"
str	sorder = "secondOrder"
argparse	parser = argparse.ArgumentParser(description='Gem Challenge')
	type
	str
	nargs
	help
	default
argparse	args = parser.parse_args()
argparse	dimension = args.dimension
float	n0 = 1.0*1
float	n_inf = 0.2
float	B0 = 1.0*1
float	perturbation = 0.1*1
list	names = ["ions", "electrons"]
list	A = [1., 1.]
list	Z = [1., -1.]
math	Ti_Te = math.sqrt(A[0]/A[1])
float	skin_depth_norm = 1.0
float	omega_p_tau = 20.0
int	di_L = 1.
float	sheet_width = 0.5
float	Te = B0**2/2.0/n0/(Ti_Te + 1.0)
math	Ti = Ti_Te * Te
list	T = [Ti, Te]
float	chi = 1.0
float	phchi = 2.0
int	gamma = 5./3.
int	Lx = 8*math.pi*di_L
int	Ly = 4*math.pi*di_L
len	N = len(names)
warpy	mesh = warpy.mesh.block(Bounds=[-Lx/2.,Lx/2., -Ly/2.,Ly/2.],NumCells=[16,8],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']
list	field_component_names = ['Ex', 'Ey', 'Ez', 'Bx', 'By', 'Bz']
warpy	field = warpy.variable(name='field',components=field_component_names,basis_array_set=sorder)
list	fluids = [warpy.variable(name=name,components=component_names,basis_array_set=sorder) for name in names]
warpy	field_gradient = warpy.variable(name='field_gradient',components=[prefix + "_" + suffix for prefix in field.components() for suffix in ['x','y','z']],basis_array_set=sorder)
list	fluid_gradients = [warpy.variable(name=name+'_gradient',components=[prefix + "_" + suffix for prefix in component_names for suffix in ['x','y','z']],basis_array_set=sorder) for name in names]
list	fluid_functions = [warpy.functions.gem_5moment_new(name='ic_'+names[i], gamma=gamma, skin_depth_norm=skin_depth_norm, mass=A[i], charge=Z[i], B0=B0, temperature=T[i], sheet_width=sheet_width, number_density=n0, number_density_infinity=n_inf) for i in range(N)]
warpy	field_function = warpy.functions.gem_field(name='ic_field', Bx=B0, sheet_width=sheet_width, perturbation = perturbation)
list	applicators = [warpy.applicator(spatial_order=sorder,fun=fluid_functions[i],var=fluids[i],spatial_scheme='Nodal') for i in range(N)]
list	apps = []
list	dirichlet_apps = []
list	neumann_apps = []
	else :
list	write_vars = fluids + [field]
tuple	has_gradients = (nu_p_tau != None) or use_pcmaxwell
list	gradient_input_variables = []
list	gradient_output_variables = []
warpy	writer = warpy.host_actions.writer(name='writer',ReadVars=write_vars)
warpy	spatial_solver = warpy.spatial_solvers.dg(name="dg", spatial_order=sorder, applications=apps, cfl=cfl)
list	variable_adjusters = []
warpy	time_integrator = warpy.host_actions.erk(name="ti", scheme=torder, spatial_solvers=[spatial_solver], variable_adjusters=variable_adjusters)
warpy	dt_controller = warpy.dt_calc.stability_dt(init_dt=0.025)

Variable Documentation

A

list examples.dg.plasma.pinch.z_pinch_5moment.A = [1., 1.]

applicators

list examples.dg.plasma.pinch.z_pinch_5moment.applicators = [warpy.applicator(spatial_order=sorder,fun=fluid_functions[i],var=fluids[i],spatial_scheme='Nodal') for i in range(N)]

apps

list examples.dg.plasma.pinch.z_pinch_5moment.apps = []

args

argparse examples.dg.plasma.pinch.z_pinch_5moment.args = parser.parse_args()

B0

float examples.dg.plasma.pinch.z_pinch_5moment.B0 = 1.0*1

cfl

float examples.dg.plasma.pinch.z_pinch_5moment.cfl = 0.8

chi

float examples.dg.plasma.pinch.z_pinch_5moment.chi = 1.0

component_names

list examples.dg.plasma.pinch.z_pinch_5moment.component_names = ['rho', 'px', 'py', 'pz', 'e']

default

examples.dg.plasma.pinch.z_pinch_5moment.default

di_L

int examples.dg.plasma.pinch.z_pinch_5moment.di_L = 1.

dimension

argparse examples.dg.plasma.pinch.z_pinch_5moment.dimension = args.dimension

dirichlet_apps

list examples.dg.plasma.pinch.z_pinch_5moment.dirichlet_apps = []

dt_controller

warpy examples.dg.plasma.pinch.z_pinch_5moment.dt_controller = warpy.dt_calc.stability_dt(init_dt=0.025)

else

examples.dg.plasma.pinch.z_pinch_5moment.else :

field

warpy examples.dg.plasma.pinch.z_pinch_5moment.field = warpy.variable(name='field',components=field_component_names,basis_array_set=sorder)

field_component_names

list examples.dg.plasma.pinch.z_pinch_5moment.field_component_names = ['Ex', 'Ey', 'Ez', 'Bx', 'By', 'Bz']

field_function

warpy examples.dg.plasma.pinch.z_pinch_5moment.field_function = warpy.functions.gem_field(name='ic_field', Bx=B0, sheet_width=sheet_width, perturbation = perturbation)

field_gradient

warpy examples.dg.plasma.pinch.z_pinch_5moment.field_gradient = warpy.variable(name='field_gradient',components=[prefix + "_" + suffix for prefix in field.components() for suffix in ['x','y','z']],basis_array_set=sorder)

fluid_functions

list examples.dg.plasma.pinch.z_pinch_5moment.fluid_functions = [warpy.functions.gem_5moment_new(name='ic_'+names[i], gamma=gamma, skin_depth_norm=skin_depth_norm, mass=A[i], charge=Z[i], B0=B0, temperature=T[i], sheet_width=sheet_width, number_density=n0, number_density_infinity=n_inf) for i in range(N)]

fluid_gradients

list examples.dg.plasma.pinch.z_pinch_5moment.fluid_gradients = [warpy.variable(name=name+'_gradient',components=[prefix + "_" + suffix for prefix in component_names for suffix in ['x','y','z']],basis_array_set=sorder) for name in names]

fluids

list examples.dg.plasma.pinch.z_pinch_5moment.fluids = [warpy.variable(name=name,components=component_names,basis_array_set=sorder) for name in names]

gamma

int examples.dg.plasma.pinch.z_pinch_5moment.gamma = 5./3.

gradient_input_variables

list examples.dg.plasma.pinch.z_pinch_5moment.gradient_input_variables = []

gradient_output_variables

list examples.dg.plasma.pinch.z_pinch_5moment.gradient_output_variables = []

has_gradients

tuple examples.dg.plasma.pinch.z_pinch_5moment.has_gradients = (nu_p_tau != None) or use_pcmaxwell

help

examples.dg.plasma.pinch.z_pinch_5moment.help

Lx

int examples.dg.plasma.pinch.z_pinch_5moment.Lx = 8*math.pi*di_L

Ly

int examples.dg.plasma.pinch.z_pinch_5moment.Ly = 4*math.pi*di_L

mesh

warpy examples.dg.plasma.pinch.z_pinch_5moment.mesh = warpy.mesh.block(Bounds=[-Lx/2.,Lx/2., -Ly/2.,Ly/2.],NumCells=[16,8],NodeSets=['Left','Right', 'Lower','Upper'],NumLayers=1,basis_array_set=sorder,PeriodicBoundaries=['Left','Right'],block_type="symmetric")

N

len examples.dg.plasma.pinch.z_pinch_5moment.N = len(names)

n0

float examples.dg.plasma.pinch.z_pinch_5moment.n0 = 1.0*1

n_inf

float examples.dg.plasma.pinch.z_pinch_5moment.n_inf = 0.2

names

list examples.dg.plasma.pinch.z_pinch_5moment.names = ["ions", "electrons"]

nargs

examples.dg.plasma.pinch.z_pinch_5moment.nargs

neumann_apps

list examples.dg.plasma.pinch.z_pinch_5moment.neumann_apps = []

nu_p_tau

None examples.dg.plasma.pinch.z_pinch_5moment.nu_p_tau = None

omega_p_tau

float examples.dg.plasma.pinch.z_pinch_5moment.omega_p_tau = 20.0

parser

argparse examples.dg.plasma.pinch.z_pinch_5moment.parser = argparse.ArgumentParser(description='Gem Challenge')

perturbation

float examples.dg.plasma.pinch.z_pinch_5moment.perturbation = 0.1*1

phchi

float examples.dg.plasma.pinch.z_pinch_5moment.phchi = 2.0

sheet_width

float examples.dg.plasma.pinch.z_pinch_5moment.sheet_width = 0.5

skin_depth_norm

float examples.dg.plasma.pinch.z_pinch_5moment.skin_depth_norm = 1.0

sorder

str examples.dg.plasma.pinch.z_pinch_5moment.sorder = "secondOrder"

spatial_solver

warpy examples.dg.plasma.pinch.z_pinch_5moment.spatial_solver = warpy.spatial_solvers.dg(name="dg", spatial_order=sorder, applications=apps, cfl=cfl)

str

examples.dg.plasma.pinch.z_pinch_5moment.str

T

list examples.dg.plasma.pinch.z_pinch_5moment.T = [Ti, Te]

Te

float examples.dg.plasma.pinch.z_pinch_5moment.Te = B0**2/2.0/n0/(Ti_Te + 1.0)

Ti

math examples.dg.plasma.pinch.z_pinch_5moment.Ti = Ti_Te * Te

Ti_Te

math examples.dg.plasma.pinch.z_pinch_5moment.Ti_Te = math.sqrt(A[0]/A[1])

time_integrator

warpy examples.dg.plasma.pinch.z_pinch_5moment.time_integrator = warpy.host_actions.erk(name="ti", scheme=torder, spatial_solvers=[spatial_solver], variable_adjusters=variable_adjusters)

torder

str examples.dg.plasma.pinch.z_pinch_5moment.torder = "TVDRK2"

type

examples.dg.plasma.pinch.z_pinch_5moment.type

use_interspecies_collisions

bool examples.dg.plasma.pinch.z_pinch_5moment.use_interspecies_collisions = False

use_limiters

bool examples.dg.plasma.pinch.z_pinch_5moment.use_limiters = True

use_pcmaxwell

bool examples.dg.plasma.pinch.z_pinch_5moment.use_pcmaxwell = False

use_phmaxwell

bool examples.dg.plasma.pinch.z_pinch_5moment.use_phmaxwell = False

variable_adjusters

list examples.dg.plasma.pinch.z_pinch_5moment.variable_adjusters = []

write_vars

list examples.dg.plasma.pinch.z_pinch_5moment.write_vars = fluids + [field]

writer

warpy examples.dg.plasma.pinch.z_pinch_5moment.writer = warpy.host_actions.writer(name='writer',ReadVars=write_vars)

Z

list examples.dg.plasma.pinch.z_pinch_5moment.Z = [1., -1.]