modelMill_L4_advancedInit

Aerosol component | box module to capsule mill components | with initialisation support
Diagram of Mill_L4_advancedInit

Extends from ClaRa.Components.Mills.PhysicalMills.Mill_L4 (Aerosol component | box module to capsule mill components).

Parameters

TypeNameDefaultDescription
General › Fundamental Definitions
TILMedia.Gas.Types.BaseGasgas (from Mill_L4)simCenter.flueGasModelMedium model
ClaRa.Basics.Media.FuelTypes.BaseFuelfuelModel (from Mill_L4)simCenter.fuelModel1Coal elemental composition used for combustion
Volumes.Fundamentals.Records.FuelClassification_baseclassification (from Mill_L4)Volumes.Fundamentals.Records.FuelClassification_example_21classes()Classification record
ClaRa.Basics.Units.MassFraction[classification.N_class - 1]classFraction (from Mill_L4)((1/classification.N_class)*ones(classification.N_class - 1))Particle class mass fraction
General › Global nominal values
ClaRa.Basics.Units.MassFlowRatem_flow_fuel_nom (from Mill_L4)15.72nominal fuel mass flow rate
ClaRa.Basics.Units.MassFlowRatem_flow_gas_nom (from Mill_L4)21.68nominal gas mass flow rate
ClaRa.Basics.Units.PressureDelta_p_mill_nom (from Mill_L4)7500Nominal total Pressure Loss of Pulverizer
ClaRa.Basics.Units.PowerP_grinding_nom (from Mill_L4)460e3Nominal electrical Power
ClaRa.Basics.Units.Massmass_mill (from Mill_L4)116e3Total mass of mill construction
Grinder › Geometry
ClaRa.Basics.Units.Lengthradius_table (from Mill_L4)0.5*(2.44 - 0.4)outer radius of the grinding table; center table to center roll!
ClaRa.Basics.Units.Lengthradius_chute (from Mill_L4)0.5*0.817radius of recirculation tube of classifier
Grinder › Initialization
ClaRa.Basics.Units.MassFraction[fuelModel.N_c - 1]xi_grinder_start (from Mill_L4)zeros(fuelModel.N_c - 1)initial fuel composition
ClaRa.Basics.Units.MassFraction[classification.N_class - 1]classFraction_grinder_start (from Mill_L4)(1/classification.N_class)*ones(classification.N_class - 1)start value for total class fraction of ALL inlets
ClaRa.Basics.Units.TemperatureT_grinder_start (from Mill_L4)simCenter.T_amb_startinitial temperature in fuel controll volume
Realrecirculation_rate_grinder_start (from Mill_L4)15initial m_flow_out/m_flow_in1 kg/kg
Dryer › Initialization
ClaRa.Basics.Units.Massmass_content_start (from Mill_L4)100Initial mass in drying zone
ClaRa.Basics.Units.MassFlowRatem_flow_H2O_evap_start (from Mill_L4)1.5initianl mass flow rate of evaporated coal H2O
ClaRa.Basics.Units.TemperatureT_dryer_start (from Mill_L4)simCenter.T_amb_startinitial temperature in fuel controll volume
ClaRa.Basics.Units.Pressurep_dryer_start (from Mill_L4)simCenter.p_amb_startInitial value for air pressure
ClaRa.Basics.Units.MassFraction[gas.nc - 1]xi_dryer_gas_in_start (from Mill_L4)zeros(gas.nc - 1)initial gas composition
ClaRa.Basics.Units.MassFraction[gas.nc - 1]xi_dryer_gas_out_start (from Mill_L4)zeros(gas.nc - 1)initial gas composition
Transport › Geometry
ClaRa.Basics.Units.Lengthheight_transport (from Mill_L4)4.6length of transport volume
ClaRa.Basics.Units.AreaA_cross_transport (from Mill_L4)6.43cross section of transport volume
Transport › Initialization
ClaRa.Basics.Units.Massmass_transport_start (from Mill_L4)24total initial fuel mass
ClaRa.Basics.Units.MassFraction[classification.N_class - 1]classFraction_transport_start (from Mill_L4)(1/classification.N_class)*ones(classification.N_class - 1)start value for total class fraction in control volume
ClaRa.Basics.Units.MassFraction[fuelModel.N_c - 1]xi_transport_fuel_start (from Mill_L4)zeros(fuelModel.N_c - 1)initial fuel composition
Modelica.Units.SI.Pressurep_transport_start (from Mill_L4)simCenter.p_amb_startinitial value of gas sytsem pressure
ClaRa.Basics.Units.TemperatureT_transport_start (from Mill_L4)273.15 + 100initial temperature
ClaRa.Basics.Units.MassFraction[gas.nc - 1]xi_transport_gas_start (from Mill_L4)zeros(gas.nc - 1)initial gas composition
Classifier › Geometry
ClaRa.Basics.Units.Lengthradius_classifier_outer (from Mill_L4)0.5*3.33outer radius of classifier (inlet)
ClaRa.Basics.Units.Lengthradius_classifier_inner (from Mill_L4)0.5*0.817inner radius of classifier (outlet)
ClaRa.Basics.Units.Lengthheight_classifier (from Mill_L4)2height of classifier; considered as CONSTANT against radius
Classifier › Initialization
ClaRa.Basics.Units.Massmass_classifier_start (from Mill_L4)24total initial fuel mass
ClaRa.Basics.Units.MassFraction[classification.N_class - 1]classFraction_classifier_start (from Mill_L4)(1/classification.N_class)*ones(classification.N_class - 1)intitial value for total class fraction in control volume
ClaRa.Basics.Units.MassFraction[fuelModel.N_c - 1]xi_classifier_fuel_start (from Mill_L4)zeros(fuelModel.N_c - 1)initial fuel composition
Modelica.Units.SI.Pressurep_classifier_start (from Mill_L4)simCenter.p_amb_startinitial value of gas sytsem pressure
ClaRa.Basics.Units.TemperatureT_classifier_start (from Mill_L4)273.15 + 100initial temperature
ClaRa.Basics.Units.MassFraction[gas.nc - 1]xi_classifier_gas_start (from Mill_L4)zeros(gas.nc - 1)initial gas composition

Connectors

TypeNameDefaultDescription
ClaRa.Basics.Interfaces.GasPortIngasInlet (from Mill_L4)
ClaRa.Basics.Interfaces.GasPortOutgasOutlet (from Mill_L4)
ClaRa.Basics.Interfaces.Fuel_inletfuelInlet (from Mill_L4)
ClaRa.Basics.Interfaces.Fuel_outletfuelOutlet (from Mill_L4)
Modelica.Blocks.Interfaces.RealInputinputGrindingPressure (from Mill_L4)
Modelica.Blocks.Interfaces.RealInputinputTableSpeed (from Mill_L4)
Modelica.Blocks.Interfaces.RealInputinputClassifier (from Mill_L4)either inlet vane angle or ratation speed

Components

TypeNameDefaultDescription
ClaRa.SimCentersimCenter (from Mill_L4)
Adapters.FuelAerosolDistributorfuelAerosolDistributor (from Mill_L4)
Volumes.Dryerdryer (from Mill_L4)
Volumes.GrinderRingRollergrinderRingRoller (from Mill_L4)
Volumes.FlowClassifierflowClassifier (from Mill_L4)
Volumes.CentrifugalClassifiercentrifugalClassifier (from Mill_L4)
Volumes.FuelJoin_distributedfuelJoin_distributed (from Mill_L4)
Adapters.AerosolFuelConcentratoraerosolFuelConcentrator (from Mill_L4)
Summarysummary (from Mill_L4)
ClaRa.Components.BoundaryConditions.BoundaryFuel_Txim_flowboundaryFuel_init
ClaRa.Basics.Units.MassFlowRatem_flow_init
ClaRa.Basics.Units.MassFlowRatem_flow_init_ps