Library that parses differential equations (PDEs) strings and automates the creation of scripts for PyEFVLib using the element-based finite volume method.
Project description
bellbird
Library that parses differential equations (PDEs) strings and automates the creation of scripts for PyEFVLib using the element-based finite volume method.
Dependencies & Installation
Usage
import sys,os
sys.path.append(os.path.join(os.path.dirname(__file__), os.pardir))
import bellbird
# Heat Transfer
model = bellbird.Model(
name = "Heat Transfer",
equationsStr = ["k * div( grad(T) ) + q = rho * cp * d/dt(T)"],
variables = ["T"],
properties = {
"Body":{
"k" : 10000.0,
"q" : 0.0,
"rho" : 1.0,
"cp" : 1.0,
},
},
boundaryConditions = [
bellbird.InitialCondition("T", 0.0),
bellbird.BoundaryCondition("T", bellbird.Dirichlet, "West", 0.0),
bellbird.BoundaryCondition("T", bellbird.Dirichlet, "East", 100.0),
bellbird.BoundaryCondition("T", bellbird.Neumann, "South", 0.0),
bellbird.BoundaryCondition("T", bellbird.Neumann, "North", 0.0),
],
meshPath = "mesh.msh",
timeStep = 0.05,
tolerance = 1e-4,
maxNumberOfIterations = 300,
sparse = False,
)
model.run()
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