/usr/lib/python2.7/dist-packages/code_saturne/Pages/GasCombustionModel.py is in code-saturne-data 4.2.0+repack-1build1.
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#-------------------------------------------------------------------------------
# This file is part of Code_Saturne, a general-purpose CFD tool.
#
# Copyright (C) 1998-2015 EDF S.A.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
# Street, Fifth Floor, Boston, MA 02110-1301, USA.
#-------------------------------------------------------------------------------
"""
This module defines the gas combustion thermal flow modelling management.
This module contains the following classes and function:
- GasCombustionModel
- GasCombustionTestCase
"""
#-------------------------------------------------------------------------------
# Library modules import
#-------------------------------------------------------------------------------
import sys, unittest
#-------------------------------------------------------------------------------
# Application modules import
#-------------------------------------------------------------------------------
from code_saturne.Base.Common import *
import code_saturne.Base.Toolbox as Tool
from code_saturne.Base.XMLvariables import Variables, Model
from code_saturne.Pages.ThermalScalarModel import ThermalScalarModel
from code_saturne.Pages.ThermalRadiationModel import ThermalRadiationModel
from code_saturne.Pages.FluidCharacteristicsModel import FluidCharacteristicsModel
from code_saturne.Pages.NumericalParamEquationModel import NumericalParamEquatModel
from code_saturne.Pages.LocalizationModel import LocalizationModel
from code_saturne.Pages.Boundary import Boundary
#-------------------------------------------------------------------------------
# Gas combustion model class
#-------------------------------------------------------------------------------
class GasCombustionModel(Variables, Model):
"""
"""
def __init__(self, case):
"""
Constructor.
"""
self.case = case
nModels = self.case.xmlGetNode('thermophysical_models')
self.node_turb = nModels.xmlInitNode('turbulence', 'model')
self.node_gas = nModels.xmlInitNode('gas_combustion', 'model')
self.node_coal = nModels.xmlInitNode('solid_fuels', 'model')
self.node_joule = nModels.xmlInitNode('joule_effect', 'model')
self.node_atmo = nModels.xmlInitNode('atmospheric_flows', 'model')
self.node_models = self.case.xmlGetNode('thermophysical_models')
self.node_reference = self.node_models.xmlInitNode('reference_values')
self.gasCombustionModel = ('off', 'ebu', 'd3p','lwp')
self.d3p_list = ("adiabatic", "extended")
self.ebu_list = ("spalding", "enthalpy_st", "mixture_st", "enthalpy_mixture_st")
self.lwp_list = ("2-peak_adiabatic", "2-peak_enthalpy",
"3-peak_adiabatic", "3-peak_enthalpy",
"4-peak_adiabatic", "4-peak_enthalpy")
def defaultGasCombustionValues(self):
"""
Return in a dictionnary which contains default values.
"""
default = {}
default['model'] = "off"
model = self.getGasCombustionModel()
if model == 'd3p':
default['option'] = "adiabatic"
elif model == 'ebu':
default['option'] = "spalding"
elif model == 'lwp':
default['option'] = "2-peak_adiabatic"
elif model == 'off':
default['option'] = "off"
return default
@Variables.noUndo
def getAllGasCombustionModels(self):
"""
Return all defined gas combustion models in a tuple.
"""
return self.gasCombustionModel
def gasCombustionModelsList(self):
"""
Create a tuple with the gas combustion models allowed
by the calculation features.
"""
gasCombustionList = self.gasCombustionModel
if self.node_turb['model'] not in ('k-epsilon',
'k-epsilon-PL',
'Rij-epsilon',
'Rij-SSG',
'Rij-EBRSM',
'v2f-BL-v2/k',
'k-omega-SST',
'Spalart-Allmaras'):
gasCombustionList = ('off',)
return gasCombustionList
@Variables.undoGlobal
def setGasCombustionModel(self, model):
"""
Update the gas combustion model markup from the XML document.
"""
self.isInList(model, self.gasCombustionModelsList())
node_prop = self.case.xmlGetNode('physical_properties')
node_fluid = node_prop.xmlInitNode('fluid_properties')
old_model = self.node_gas['model']
ThermalScalarModel(self.case).setThermalModel('off')
if model == 'off':
self.node_gas['model'] = model
self.node_gas['option'] = "off"
ThermalRadiationModel(self.case).setRadiativeModel('off')
for tag in ('variable',
'property',
'reference_mass_molar',
'reference_temperature'):
for node in self.node_gas.xmlGetNodeList(tag):
node.xmlRemoveNode()
for zone in LocalizationModel('BoundaryZone', self.case).getZones():
if zone.getNature() == "inlet":
Boundary("inlet", zone.getLabel(), self.case).deleteGas()
node_fluid.xmlRemoveChild('property', name='dynamic_diffusion')
else:
self.node_gas['model'] = model
self.node_coal['model'] = 'off'
self.node_joule['model'] = 'off'
self.setNewFluidProperty(node_fluid, 'dynamic_diffusion')
if old_model != model:
for zone in LocalizationModel('BoundaryZone', self.case).getZones():
if zone.getNature() == "inlet":
Boundary("inlet", zone.getLabel(), self.case).deleteGas()
if model != 'd3p':
self.node_reference.xmlRemoveChild('oxydant_temperature')
self.node_reference.xmlRemoveChild('fuel_temperature')
self.createModel()
@Variables.noUndo
def getGasCombustionModel(self):
"""
Return the current gas combustion model.
"""
model = self.node_gas['model']
if model not in self.gasCombustionModelsList():
model = 'off'
self.setGasCombustionModel(model)
return model
@Variables.noUndo
def getGasCombustionOption(self):
"""
Return the current gas combustion option.
"""
option = self.node_gas['option']
if option == None:
option = self.defaultGasCombustionValues()['option']
self.setGasCombustionOption(option)
model = self.getGasCombustionModel()
if model == 'd3p':
if option not in self.d3p_list:
option = self.defaultGasCombustionValues()['option']
self.setGasCombustionOption(option)
elif model == 'ebu':
if option not in self.ebu_list:
option = self.defaultGasCombustionValues()['option']
self.setGasCombustionOption(option)
elif model == 'lwp':
if option not in self.lwp_list:
option = self.defaultGasCombustionValues()['option']
self.setGasCombustionOption(option)
elif model == 'off':
option = 'off'
return option
@Variables.undoGlobal
def setGasCombustionOption(self, option):
"""
Return the current gas combustion option.
"""
model = self.getGasCombustionModel()
if model == 'd3p':
self.isInList(option, self.d3p_list)
elif model == 'ebu':
self.isInList(option, self.ebu_list)
elif model == 'lwp':
self.isInList(option, self.lwp_list)
elif model == 'off':
self.isInList(option, ('off'))
self.node_gas['option'] = option
option = self.node_gas['option']
self.createModel()
def __createModelScalarsList(self , model):
"""
Private method
Create model scalar list
"""
option = self.getGasCombustionOption()
list_options = ["3-peak_adiabatic", "3-peak_enthalpy",
"4-peak_adiabatic", "4-peak_enthalpy"]
acceptable_options = ["2-peak_enthalpy", "3-peak_enthalpy",
"4-peak_enthalpy"]
lst = []
ThermalScalarModel(self.case).setThermalModel('off')
if model == 'd3p':
lst.append("mixture_fraction")
lst.append("mixture_fraction_variance")
if option == 'extended':
ThermalScalarModel(self.case).setThermalModel('enthalpy')
elif model == 'ebu':
lst.append("fresh_gas_fraction")
if option == "mixture_st" or option =="enthalpy_misture_st":
lst.append("mixture_fraction")
elif option == "enthalpy_st" or option =="enthalpy_mixture_st":
ThermalScalarModel(self.case).setThermalModel('enthalpy')
elif model == 'lwp':
lst.append("mixture_fraction")
lst.append("mixture_fraction_variance")
lst.append("mass_fraction")
lst.append("mass_fraction_covariance")
if option in list_options:
lst.append("mass_fraction_variance")
if option in acceptable_options:
ThermalScalarModel(self.case).setThermalModel('enthalpy')
return lst
def __createModelPropertiesList(self, model):
"""
Private method
Create model properties
"""
lst = []
lst.append("temperature")
lst.append("ym_fuel")
lst.append("ym_oxyd")
lst.append("ym_prod")
if model == 'lwp':
lst.append("source_term")
lst.append("molar_mass")
ndirac = self.getNdirac()
for idirac in range(ndirac):
lst.append("rho_local_" + str(idirac + 1))
lst.append("temperature_local_" + str(idirac + 1))
lst.append("ym_local_" + str(idirac + 1))
lst.append("w_local_" + str(idirac + 1))
lst.append("amplitude_local_" + str(idirac + 1))
lst.append("chemical_st_local_" + str(idirac + 1))
lst.append("molar_mass_local_" + str(idirac + 1))
return lst
def __createModelScalars(self , model):
"""
Private method
Create model scalar
"""
previous_list = []
nodes = self.node_gas.xmlGetChildNodeList('variable')
for node in nodes:
previous_list.append(node['name'])
if model == "off":
for node in nodes:
node.xmlRemoveNode()
else:
new_list = self.__createModelScalarsList(model)
for name in previous_list:
if name not in new_list:
self.node_gas.xmlRemoveChild('variable', name = name)
for name in new_list:
if name not in previous_list:
self.setNewVariable(self.node_gas, name, tpe="model", label=name)
NPE = NumericalParamEquatModel(self.case)
for node in self.node_gas.xmlGetChildNodeList('variable'):
NPE.setBlendingFactor(node['label'], 0.)
NPE.setScheme(node['label'], 'upwind')
NPE.setFluxReconstruction(node['label'], 'off')
@Variables.noUndo
def getNdirac(self):
"""
"""
option = self.getGasCombustionOption()
self.isInList(option, self.lwp_list)
if option == '2-peak_adiabatic' or option == '2-peak_enthalpy':
ndirac = 2
if option == '3-peak_adiabatic' or option == '3-peak_enthalpy':
ndirac = 3
if option == '4-peak_adiabatic' or option == '4-peak_enthalpy':
ndirac = 4
return ndirac
def __createModelProperties(self, model):
"""
Private method
Create model properties
"""
previous_list = []
nodes = self.node_gas.xmlGetChildNodeList('property')
if model == "off":
for node in nodes:
node.xmlRemoveNode()
else:
for node in nodes:
previous_list.append(node['name'])
new_list = self.__createModelPropertiesList(model)
for name in previous_list:
if name not in new_list:
self.node_gas.xmlRemoveChild('property', name = name)
for name in new_list:
if name not in previous_list:
self.setNewProperty(self.node_gas, name)
def createModel (self) :
"""
Private method
Create scalars and properties when gas combustion is selected
"""
model = self.getGasCombustionModel()
self.__createModelScalars(model)
self.__createModelProperties(model)
@Variables.noUndo
def getThermoChemistryDataFileName(self):
"""
Get name for properties data (return None if not defined)i
"""
f = self.node_gas.xmlGetString('data_file')
return f
@Variables.undoLocal
def setThermoChemistryDataFileName(self, name):
"""
Put name for properties data and load file for number gaz and radiative model
"""
self.node_gas.xmlSetData('data_file', name)
#-------------------------------------------------------------------------------
# Gas combustion test case
#-------------------------------------------------------------------------------
class GasCombustionTestCase(unittest.TestCase):
"""
"""
def setUp(self):
"""This method is executed before all "check" methods."""
from code_saturne.Base.XMLengine import Case, XMLDocument
from code_saturne.Base.XMLinitialize import XMLinit
Tool.GuiParam.lang = 'en'
self.case = Case(None)
XMLinit(self.case).initialize()
self.doc = XMLDocument()
def tearDown(self):
"""This method is executed after all "check" methods."""
del self.case
del self.doc
def xmlNodeFromString(self, string):
"""Private method to return a xml node from string"""
return self.doc.parseString(string).root()
def checkGasCombustionInstantiation(self):
"""
Check whether the gasCombustionModel class could be instantiated
"""
model = None
model = GasCombustionModel(self.case)
assert model != None, 'Could not instantiate GasCombustionModel'
def suite():
testSuite = unittest.makeSuite(GasCombustionTestCase, "check")
return testSuite
def runTest():
print("GasCombustionTestCase - TODO**************")
runner = unittest.TextTestRunner()
runner.run(suite())
#-------------------------------------------------------------------------------
# End
#-------------------------------------------------------------------------------
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