Commit 98000d2e authored Sep 03, 2020 by Salko Jr, Robert

Add ability to set htc under-relaxation

Description:
Also move the entrainment model setter into an already existing setModel method.

Gitlab Ticket # - XXXX

parent 7032c04b

SubKit/build/Model.py

+12 −14

Original line number	Diff line number	Diff line
		@@ -179,6 +179,9 @@ class Model:
		# Single-phase turbulent mixing coefficient
		me.beta = 0.037

		# Under-relaxation coefficients
		me.betaHTC = None

		@property
		def is_nodal(self):
		""" Access private is_nodal attr """
		@@ -202,15 +205,23 @@ class Model:
		"""
		me.title = str(title)

		def setModelOptions(me, beta=None):
		def setModelOptions(me, beta=None, enableEntrainment=None, betaHTC=None):
		""" Set various modeling options

		Any model that can be changed via this method has a default.
		This only needs to be called if the user wishes to change a deafult modeling option.

		Args:
		beta (float): Single-phase turbulent mixing coefficietn
		enableEntrainment (bool): Set to True to enable entrainment/de-entrainment of droplets
		betaHTC (float): Under-relaxation coefficient for fluid/solid heat transfer coefficient
		"""

		if beta is not None:
		me.beta = beta
		if enableEntrainment is not None:
		me.enableEntrainment = enableEntrainment
		me.betaHTC = betaHTC

		def setFrictionModel(me, model):
		""" Sets the friction model option
		@@ -230,19 +241,6 @@ class Model:
		assert 'C' in model['options']
		me.frictionModel = model

		def setModel(me, enableEntrainment=None):
		""" Use to change modeling options.

		Any model that can be changed via this method has a default.
		This only needs to be called if the user wishes to change a deafult modeling option.

		Args:
		enableEntrainment (bool): Set to True to enable entrainment/de-entrainment of droplets

		"""
		if enableEntrainment is not None:
		me.enableEntrainment = enableEntrainment

		def setFluidProperties(me, fluidprops):
		"""Set the fluid property table to use.

SubKit/build/genDeck.py

+2 −0

Original line number	Diff line number	Diff line
		@@ -150,6 +150,8 @@ def writeDeck(model, filename):
		group1Data.append("** A B C\n")
		group1Data.append("{:12.4e}{:12.4e}{:12.4e}\n".format(
		model.frictionModel['options']['A'], model.frictionModel['options']['B'], model.frictionModel['options']['C']))
		if model.betaHTC is not None:
		group1Data.append("{{beta_htc}} {:15.3e}\n".format(model.betaHTC))

		# The Card Group 2 data to be written to the deck
		group2Data = []

tests/tubeFlow/deck.inp.gold

+1 −0

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@ ctf model
		*Card 1.4
		**GTP(1) VFRAC(3) GTP(2) VFRAC(4) GTP(3) VFRAC(5) GTP(4) VFRAC(6)
		air 0.0001
		{beta_htc} 5.000e-02
		***********************************************************************************************
		*GROUP 2 - Channel Description
		***********************************************************************************************

tests/tubeFlow/make_deck.py

+1 −1

Original line number	Diff line number	Diff line
		@@ -61,7 +61,7 @@ def main():
		Tcool_linf_abs=1e-3, Tsolid_l2_abs=1e2, Tsolid_linf_abs=1e99, vl_l2_abs=1e2, vl_linf_abs=1e-3,
		vv_l2_abs=1e2, vv_linf_abs=1e-3, vd_l2_abs=1e2, vd_linf_abs=1e-3,
		dtmin=1e-7, dtmax=1e-4)
		model.setModel(enableEntrainment=True)
		model.setModelOptions(enableEntrainment=True, betaHTC=0.05)
		model.setConductorModelOptions(nc=0)

		model.generateModel()