# *************************************************************************** # * Copyright (c) 2016 Ofentse Kgoa * # * Copyright (c) 2018 Bernd Hahnebach * # * Based on the FemElementGeometry1D by Bernd Hahnebach * # * * # * This file is part of the FreeCAD CAx development system. * # * * # * This program is free software; you can redistribute it and/or modify * # * it under the terms of the GNU Lesser General Public License (LGPL) * # * as published by the Free Software Foundation; either version 2 of * # * the License, or (at your option) any later version. * # * for detail see the LICENCE text file. * # * * # * 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 Library General Public License for more details. * # * * # * You should have received a copy of the GNU Library General Public * # * License along with this program; if not, write to the Free Software * # * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * # * USA * # * * # *************************************************************************** __title__ = "FreeCAD FEM _element fluid 1D document object" __author__ = "Ofentse Kgoa" __url__ = "https://www.freecad.org" ## @package element_fluid1D # \ingroup FEM # \brief element fluid 1D object from . import base_fempythonobject class ElementFluid1D(base_fempythonobject.BaseFemPythonObject): """ The element_fluid1D object """ Type = "Fem::ElementFluid1D" known_fluid_types = ["Liquid"] # "Gas", "Open Channel" are not implemented in ccx writer # known_fluid_types = ["Liquid", "Gas", "Open Channel"] known_liquid_types = [ "PIPE MANNING", "PIPE ENLARGEMENT", "PIPE CONTRACTION", "PIPE INLET", "PIPE OUTLET", "PIPE ENTRANCE", "PIPE DIAPHRAGM", "PIPE BEND", "PIPE GATE VALVE", "LIQUID PUMP", "PIPE WHITE-COLEBROOK" ] known_gas_types = ["NONE"] known_channel_types = ["NONE"] def __init__(self, obj): super(ElementFluid1D, self).__init__(obj) obj.addProperty( "App::PropertyLinkSubList", "References", "FluidSection", "List of fluid section shapes" ) obj.addProperty( "App::PropertyEnumeration", "SectionType", "FluidSection", "select fluid section type" ) obj.addProperty( "App::PropertyEnumeration", "LiquidSectionType", "LiquidSection", "select liquid section type" ) obj.addProperty( "App::PropertyArea", "ManningArea", "LiquidManning", "set area of the manning fluid section" ) obj.addProperty( "App::PropertyLength", "ManningRadius", "LiquidManning", "set hydraulic radius of manning fluid section" ) obj.addProperty( "App::PropertyFloat", "ManningCoefficient", "LiquidManning", "set coefficient of manning fluid section" ) obj.addProperty( "App::PropertyArea", "EnlargeArea1", "LiquidEnlargement", "set initial area of the enlargement fluid section" ) obj.addProperty( "App::PropertyArea", "EnlargeArea2", "LiquidEnlargement", "set enlarged area of enlargement fluid section" ) obj.addProperty( "App::PropertyArea", "ContractArea1", "LiquidContraction", "set initial area of the contraction fluid section" ) obj.addProperty( "App::PropertyArea", "ContractArea2", "LiquidContraction", "set contracted area of contraction fluid section" ) obj.addProperty( "App::PropertyFloat", "InletPressure", "LiquidInlet", "set inlet pressure for fluid section" ) obj.addProperty( "App::PropertyFloat", "OutletPressure", "LiquidOutlet", "set outlet pressure for fluid section" ) obj.addProperty( "App::PropertyFloat", "InletFlowRate", "LiquidInlet", "set inlet mass flow rate for fluid section" ) obj.addProperty( "App::PropertyFloat", "OutletFlowRate", "LiquidOutlet", "set outlet mass flow rate for fluid section" ) obj.addProperty( "App::PropertyBool", "InletPressureActive", "LiquidInlet", "activates or deactivates inlet pressure for fluid section" ) obj.addProperty( "App::PropertyBool", "OutletPressureActive", "LiquidOutlet", "activates or deactivates outlet pressure for fluid section" ) obj.addProperty( "App::PropertyBool", "InletFlowRateActive", "LiquidInlet", "activates or deactivates inlet flow rate for fluid section" ) obj.addProperty( "App::PropertyBool", "OutletFlowRateActive", "LiquidOutlet", "activates or deactivates outlet flow rate for fluid section" ) obj.addProperty( "App::PropertyArea", "EntrancePipeArea", "LiquidEntrance", "set the pipe area of the entrance fluid section" ) obj.addProperty( "App::PropertyArea", "EntranceArea", "LiquidEntrance", "set the entrance area of the entrance fluid section" ) obj.addProperty( "App::PropertyArea", "DiaphragmPipeArea", "LiquidDiaphragm", "set the pipe area of the diaphragm fluid section" ) obj.addProperty( "App::PropertyArea", "DiaphragmArea", "LiquidDiaphragm", "set the diaphragm area of the diaphragm fluid section" ) obj.addProperty( "App::PropertyArea", "BendPipeArea", "LiquidBend", "set pipe area of the bend fluid section" ) obj.addProperty( "App::PropertyFloat", "BendRadiusDiameter", "LiquidBend", "set ratio of bend radius over pipe diameter of the bend fluid section" ) obj.addProperty( "App::PropertyFloat", "BendAngle", "LiquidBend", "set bend angle of the bend fluid section" ) obj.addProperty( "App::PropertyFloat", "BendLossCoefficient", "LiquidBend", "set loss coefficient of the bend fluid section" ) obj.addProperty( "App::PropertyArea", "GateValvePipeArea", "LiquidGateValve", "set pipe area of the gate valve fluid section" ) obj.addProperty( "App::PropertyFloat", "GateValveClosingCoeff", "LiquidGateValve", "set closing coefficient of the gate valve fluid section" ) obj.addProperty( "App::PropertyFloatList", "PumpFlowRate", "LiquidPump", "set the pump characteristic flow rate of the pump fluid section" ) obj.addProperty( "App::PropertyFloatList", "PumpHeadLoss", "LiquidPump", "set the pump characteristic head loss of the pump fluid section" ) obj.addProperty( "App::PropertyArea", "ColebrookeArea", "LiquidColebrooke", "set pipe area of the colebrooke fluid section" ) obj.addProperty( "App::PropertyLength", "ColebrookeRadius", "LiquidColebrooke", "set hydraulic radius of the colebrooke fluid section" ) obj.addProperty( "App::PropertyLength", "ColebrookeGrainDiameter", "LiquidColebrooke", "set grain diameter of the colebrooke fluid section" ) obj.addProperty( "App::PropertyFloat", "ColebrookeFormFactor", "LiquidColebrooke", "set coefficient of the colebrooke fluid section" ) obj.addProperty( "App::PropertyEnumeration", "GasSectionType", "GasSection", "select gas section type" ) obj.addProperty( "App::PropertyEnumeration", "ChannelSectionType", "ChannelSection", "select channel section type" ) # set property default values obj.SectionType = ElementFluid1D.known_fluid_types obj.SectionType = "Liquid" obj.LiquidSectionType = ElementFluid1D.known_liquid_types obj.LiquidSectionType = "PIPE INLET" obj.GasSectionType = ElementFluid1D.known_gas_types obj.GasSectionType = "NONE" obj.ChannelSectionType = ElementFluid1D.known_channel_types obj.ChannelSectionType = "NONE" obj.ManningArea = 10.0 obj.ManningRadius = 1.0 obj.ManningCoefficient = 0.0015 # has units of s/mm^(1/3) obj.EnlargeArea1 = 10.0 obj.EnlargeArea2 = 20.0 obj.ContractArea1 = 20.0 obj.ContractArea2 = 10.0 obj.EntrancePipeArea = 20.0 obj.EntranceArea = 20.0 obj.DiaphragmPipeArea = 20.0 obj.DiaphragmArea = 20.0 obj.BendPipeArea = 20.0 obj.BendRadiusDiameter = 1.0 obj.BendAngle = 0.0 obj.BendLossCoefficient = 0.0 obj.GateValvePipeArea = 20.0 obj.GateValveClosingCoeff = 0.125 obj.PumpFlowRate = [0, 1.04e-04, 2.08e-4, 3.13e-4, 4.17e-4] obj.PumpHeadLoss = [30, 29.17, 26.67, 23.33, 18.33] obj.ColebrookeArea = 20.0 obj.ColebrookeRadius = 1.0 obj.ColebrookeGrainDiameter = 0.0025 obj.ColebrookeFormFactor = 1.0 obj.InletPressure = 1.0 obj.OutletPressure = 1.0 obj.InletFlowRate = 1.0 obj.OutletFlowRate = 1.0 obj.InletPressureActive = True obj.OutletPressureActive = True obj.InletFlowRateActive = False obj.OutletFlowRateActive = False