def main():
model = Problem().model(
model="2d",
dx=1.0e-1,
dt=1.0e-3,
t0=0.0,
u0=0.1,
order=5,
num_nodes=400,
num_iters=5000,
pumping=GaussianRingPumping2D(power=20.0, radius=10.0, variation=3.14),
original_params={
"R": 0.0242057488654,
"gamma": 0.0242057488654,
"g": 0.00162178517398,
"tilde_g": 0.0169440242057,
"gamma_R": 0.242057488654,
},
dimless_params={},
)
# Obtain steady state solution
solution = model.solve()
solution.report()
solution.visualize()
solution.show()
def solve_problem(desc):
desc = loads(desc.encode('utf8'))
model = Problem().model(model='2d',
dx=2.0e-1,
dt=2.0e-3,
t0=0.0,
u0=0.1,
order=5,
num_nodes=200,
num_iters=2000,
pumping=GaussianPumping2D(power=desc['power'],
variation=5.0),
original_params={
'R': 0.0242057488654,
'gamma': 0.0242057488654,
'g': 0.00162178517398,
'tilde_g': 0.0169440242057,
'gamma_R': 0.242057488654,
},
dimless_params={})
solution = model.solve()
solution.report()
solution.store()
return True
def solve_problem(desc):
desc = loads(desc.encode('utf8'))
model = Problem().model(
model = '2d',
dx = 2.0e-1,
dt = 2.0e-3,
t0 = 0.0,
u0 = 0.1,
order = 5,
num_nodes = 200,
num_iters = 2000,
pumping = GaussianPumping2D(power=desc['power'], variation=5.0),
original_params = {
'R': 0.0242057488654,
'gamma': 0.0242057488654,
'g': 0.00162178517398,
'tilde_g': 0.0169440242057,
'gamma_R': 0.242057488654,
},
dimless_params = {
})
solution = model.solve()
solution.report()
solution.store()
return True
def main():
model = Problem().model(model='1d',
dx=1.0e-1,
dt=1.0e-3,
t0=0.0,
u0=0.1,
order=5,
num_nodes=400,
num_iters=10000,
pumping=GaussianRingPumping1D(power=20.0,
radius=10.0,
variation=3.14),
original_params={
'R': 0.0242057488654,
'gamma': 0.0242057488654,
'g': 0.00162178517398,
'tilde_g': 0.0169440242057,
'gamma_R': 0.242057488654,
},
dimless_params={})
# Obtain steady state solution
solution = model.solve()
solution.report()
solution.visualize()
solution.show()
def main():
model = Problem().model(
model='1d',
dx=1.0e-1,
dt=1.0e-3,
t0=0.0,
u0=0.1,
order=5,
num_nodes=400,
num_iters=10000,
#pumping = GaussianPumping1D(power=20, x0=0.0, y0=0.0, variation=3.14),
pumping=GaussianRingPumping1D(power=20.0, radius=10.0, variation=3.14),
original_params={
'R': 0.0242057488654,
'gamma': 0.0242057488654,
'g': 0.00162178517398,
'tilde_g': 0.0169440242057,
'gamma_R': 0.242057488654,
},
dimless_params={})
# Animate solution profile as iterations increase
animation = IterationIncreaseAnimation(model, 200, 50)
#animation.render('point-iteration-increase.mp4')
animation.report()
# Animate solution profile as radius increase
animation = PumpingRadiusIncreaseAnimation(model, 200, 0.15)
#animation.render('ring-radius-increase.mp4')
animation.report()
# Animate solution profile as power increase
animation = PumpingPowerIncreaseAnimation(model, 200, 0.005)
animation.render('point-power-increase.mp4')
animation.report()
def main():
parser = ArgumentParser(
prog='NLSe Solution Visualizer',
description='Visualize saved solutions with nls package.')
parser.add_argument('solution_path',
metavar='solution',
type=unicode,
help='.mat file that contains solution')
parser.add_argument('--1d',
'-1',
action='store_true',
help='Force loading solution as one dimensional')
parser.add_argument('--2d',
'-2',
action='store_true',
help='Force loading solution as two dimensional')
parser.add_argument('--default',
action='store_true',
help='Visualize solution in default way')
parser.add_argument('--contour',
action='store_true',
help='Show contour plot')
parser.add_argument('--stream',
action='store_true',
help='Show stream plot')
parser.add_argument('--filename',
'-f',
metavar='path',
default=None,
type=unicode,
help='Filename to save figure')
parser.add_argument('--show',
'-s',
action='store_true',
help='Show visualized solution.')
parser.add_argument('--no-show',
'-ns',
action='store_true',
help='Do not show visualized solution.')
args = parser.parse_args()
model = Problem().model(filename=args.solution_path)
solution = Solution(model).restore(args.solution_path)
solution.visualize(
filename=args.filename,
contour=args.contour,
stream=args.stream,
)
if not args.no_show:
solution.show()
def main():
parser = ArgumentParser(
prog='NLSe Solution Checker',
description=
'Check convergence and consistance of saved solutions with nls package.'
)
parser.add_argument('solution_path',
metavar='solution',
type=unicode,
help='.mat file that contains solution')
parser.add_argument('--1d',
'-1',
action='store_true',
help='Force loading solution as one dimensional')
parser.add_argument('--2d',
'-2',
action='store_true',
help='Force loading solution as two dimensional')
parser.add_argument('--verbose', '-V', action='store_true')
parser.add_argument('--check-convergence',
'-c',
action='store_true',
help='Check whether eigenvalue stabilzed')
parser.add_argument('--check-integral',
'-i',
action='store_true',
help='Check complex-valued integrand is zero')
args = parser.parse_args()
if not args.check_integral and not args.check_convergence:
args.check_integral = args.check_convergence = True
model = Problem().model(filename=args.solution_path)
solution = Solution(model).restore(args.solution_path)
print(timestamp(), 'Model description:')
print(model)
checks = {}
if args.check_convergence:
checks['convergence'] = check_convergence(solution)
if args.check_integral:
checks['integral'] = check_integral(solution)
for key in sorted(checks.keys()):
print(timestamp(), '{0} check: {1}'.format(key.capitalize(),
checks[key]))
def create_model(num_nodes=200, num_iters=2000, order=5):
return Problem().model(
model = '2d',
dx = 2.0e-1,
dt = 2.0e-3,
t0 = 0.0,
u0 = 0.1,
order = order,
num_nodes = num_nodes,
num_iters = num_iters,
pumping = GaussianPumping2D(power=15.0, variation=3.14),
original_params = {
'R': 0.0242057488654,
'gamma': 0.0242057488654,
'g': 0.00162178517398,
'tilde_g': 0.0169440242057,
'gamma_R': 0.242057488654
})
