modelSimCenter

SimCenter for global parameters, ambient conditions and collecting statistics
Diagram of SimCenter

Extends from ClaRa.SimCenter, TransiEnt.Basics.Icons.Grids (General icon for all three grids).

Information

1. Purpose of model

Global parameters for all models depending TransiEnt core library and Clara library.

2. Level of detail, physical effects considered, and physical insight

(Purely technical component without physical modeling.)

3. Limits of validity

(Purely technical component without physical modeling.)

4. Interfaces

(no remarks)

5. Nomenclature

(no elements)

6. Governing Equations

(no equations)

7. Remarks for Usage

(no remarks)

8. Validation

(no validation or testing necessary)

9. References

(no remarks)

10. Version History

Model created by Lisa Andresen (andresen@tuhh.de) on Mon Aug 18 2014

Parameters

TypeNameDefaultDescription
TILMedia.VLEFluid.Types.TILMedia_SplineWaterfluid1 (from SimCenter)
TILMedia.VLEFluid.Types.TILMedia_SplineWaterfluid2 (from SimCenter)
TILMedia.VLEFluid.Types.TILMedia_SplineWaterfluid3 (from SimCenter)
TILMedia.Gas.Types.MoistAirMixtureairModel (from SimCenter)
TILMedia.Gas.Types.FlueGasTILMediaflueGasModel (from SimCenter)
ClaRa.Basics.Media.FuelTypes.Fuel_refvalues_v1fuelModel1 (from SimCenter)
ClaRa.Basics.Media.FuelTypes.Fuel_refvalues_v1fuelModel2 (from SimCenter)
ClaRa.Basics.Media.Slag.Slag_v1slagModel (from SimCenter)
BooleanshowExpertSummary (from SimCenter)false|Summary and Visualisation||True, if expert summary should be applied
BooleanlargeFonts (from SimCenter)false|Summary and Visualisation||True if visualisers shall be displayed as large as posible
BooleanisExpertmodetrueFalse, show only basic parameters and variables
Realk_H2_fraction0.10Fuel fraction of hydrogen mixed with natural gas in gas turbine (Q_flow_H2/Q_flow_methane)
BooleanisLeapYearfalsetrue if the observed year is a leap year
Modelica.Units.SI.TimelengthOfAYearif isLeapYear then 31622400 else 31536000Length of one year
SI.TemperatureT_ground282.48|Ambience|Ambience parameters|Ground temperature
IntegeriDetailedGrid1Index of detailed grid (convention)
IntegeriSurroundingGrid2Index of detailed grid (convention)
TILMedia.VLEFluidTypes.TILMedia_SplineWaterrefrigerantFluid1
Real[:,:]DNmatdhn_pipe_manufacturer.DNmat
TransiEnt.Basics.Media.Gases.VLE_VDIWA_NG7_H2_SRK_vargasModel1
TransiEnt.Basics.Media.Gases.Gas_VDIWA_NG7_H2_vargasModel2
TransiEnt.Basics.Media.Gases.VLE_VDIWA_H2_SRKgasModel3
TransiEnt.Basics.Media.Gases.VLE_VDIWA_SG4_vargasModel4
TransiEnt.Basics.Media.Gases.Gas_ExhaustGasexhaustGasModel
Modelica.Units.SI.Pressurep_eff_125e2|Gas Grid|Nominal Values|Effective gauge pressure at distribution level
SI.Pressurep_eff_216e5|Gas Grid|Nominal Values|Effective gauge pressure at distribution level
SI.Pressurep_eff_325e5|Gas Grid|Nominal Values|Effective gauge pressure at distribution level
SI.VolumeFractionphi_H2max0.1|Gas Grid|Parameters|Maximum admissible volume fraction of H2 in NGH2 at STP
Realf_gasDemand2.7097280217|Gas Grid|Parameters|Scaling factor gas demand
Ambience › Start Values
ClaRa.Basics.Units.AbsolutePressurep_amb_start (from SimCenter)Initial ambient pressure (automatically calculated)
ClaRa.Basics.Units.TemperatureT_amb_start (from SimCenter)Initial ambient temperature (automatically calculated)
Summary and Visualisation
BooleancontributeToCycleSummary (from SimCenter)falseTrue if components shall contribute to automatic efficiency calculation
Numerics › ClaRa-basedModels: VLE Components
BooleansteamCycleAllowFlowReversal (from SimCenter)trueAllow flow reversal in steam cycle
Numerics › Delay Function
BooleanuseClaRaDelay (from SimCenter)trueTrue for using ClaRa delay implementation / false for built in Modelica delay
RealMaxSimTime (from SimCenter)1e4Maximum time for simulation, must be set for Modelica delay blocks with variable delay time
Numerics › Misc
BooleanuseHomotopy (from SimCenter)trueTrue, if homotopy method is used during initialisation
Ambience › Ambience parameters
Modelica.Units.SI.Pressurep_amb_const1.013e5Ambient pressure
Modelica.Units.SI.TemperatureT_amb_const282.48Ambient temperature
Booleanvariable_T_groundfalseUse variable temperature profile
Ambience › Location parameters
Reallambda10degree of longitude of location
Realphi53.63degree of latitude of location
Realtimezone1timezone of location (UTC+) (for Hamburg timezone=1)
Media and Materials › Constant heating values
SI.SpecificEnthalpyHeatingValue_natGas40e6Heating value of natural gas
SI.SpecificEnthalpyHeatingValue_LightOil43e6Heating value of heating oil
Modelica.Units.SI.SpecificEnthalpyHeatingValue_Wood17.03e6Heating value of wood pellets
Electric Grid › General
BooleanintegrateElPowerfalsetrue if electric powers shall be integrated
Electric Grid › Nominal values (Top Level)
Modelica.Units.SI.Frequencyf_n50
Modelica.Units.SI.Frequencydelta_f_max0.2
Modelica.Units.SI.Frequencydelta_f_deadband0.01
Modelica.Units.SI.Timet_SB_act5*60Activation time for secondary balancing
Modelica.Units.SI.Voltagev_n110e3
Modelica.Units.SI.PowerP_n_low150e9Nominal power of total grid at low-load
Modelica.Units.SI.PowerP_n_high300e9Nominal power of total grid at high-load
Modelica.Units.SI.TimeT_grid12Mechanical time constant of rotating masses in the grid
Electric Grid › Optional
Integern_consumers10Number of globaly parameterized consumers
Modelica.Units.SI.ActivePower[n_consumers]P_consumerzeros(n_consumers)Globaly defined consumer data
Modelica.Units.SI.PowerP_n_ref_1generationPark.P_totalReference power of subgrid 1, i.e. detailed grid (for inertia constant calculation)
Modelica.Units.SI.PowerP_n_ref_2P_n_highReference power of subgrid 2, i.e. surrounding grid (for inertia constant calculation)
Modelica.Units.SI.PowerP_peak_12.2e9Peak load of subgrid 1, i.e. detailed grid (used for stochastic grid error models)
Modelica.Units.SI.PowerP_peak_2P_n_highPeak load of subgrid 2, i.e. surrounding grid (used for stochastic grid error models)
Booleanuse_reference_polar_wheelfalseIf true, polar wheel angle is used as voltage angle refernce. Set true when using more than one frequency.
BooleanidealSuperstructLocalGridfalseEnable to centralize ideal voltage control in each superstructure
Realcosphi1Reactive power factor
District Heating Grid › General
BooleanintegrateHeatFlowfalsetrue if heat flows shall be integrated
District Heating Grid › Nominal Values
Integerno_cells_per_pipe3Number of discretisation cells per pipe
SI.PowerQ_flow_n100e9Nominal transmitted power
SI.Pressure[2]p_nom{6e5, 8e5}Nominal pressure levels
SI.MassFlowRatem_flow_nom30Nominal mass flow in grid
District Heating Grid › Simulation
Integeractivate_consumer_pipes0Activate / Deactivate house pipes for faster simulation. 1 = house pipes activated | Only used in GridConstructors
Booleanactivate_volumesfalseActivate / Deactivate volumes to better represent delayed temperatrue changes due to heat capacity effects
Booleancalc_initial_dstrbtrueActivates the calculation of a initial temperature distribution inside the pipes
District Heating Grid › Initialisation
SI.TemperatureT_supply90 + 273.15Temperature of the fluid at start in supply
SI.TemperatureT_return70 + 273.15Temperature of the fluid at start in return
District Heating Grid › Operation
RealdT20Target temperature difference
SI.MassFlowRatem_flow_min0.0001Minimum mass flow rate in substations
SI.Velocityv_nom1Design Velocity of the pipes used.
District Heating Grid › Pipe Data
SI.ThermalConductivitylambda_ground1.2Heat-Transfer Coefficient of the ground surrounding the pipes
SI.LengthK0.000045average height of surface asperities
SI.SpecificHeatCapacitypipe_wall_capacity450HeatCapacity of the pipe wall material
SI.Densitypipe_wall_d7850Density of the pipe wall material
Gas Grid › Parameters
BooleanuseConstCompInGasCompfalsetrue if equations for constant gas composition should be used in gas components
IntegerinitOptionGasPipes0Type of initialization
IntegermassBalanceGasPipes1Mass balance and species balance fomulation
Integer[:]variableCompositionEntriesGasPipes{0}Entries of medium vector in gas pipes which are supposed to be completely variable
SI.HeightroughnessGasPipes0.1e-3Absolute roughness of gas pipes
Expert Settings › Numerical Properties
RealTd1e-3Time constant of derivative calculation
BooleanuseThreshfalseUse threshold in gradient limiters
Realthres1e-7If abs(u-y)< thres, y becomes a simple pass through of u. Increasing thres can improve simulation speed. However to large values can make the simulation unstable. A good starting point is the choice thres = tolerance/1000.
Modelica.Units.SI.MassFlowRatem_flow_small1e-2Default small mass flow rate for regularization of laminar and zero flow
Modelica.Units.SI.Pressurep_small1e3Default small pressure e.g. used for error handling in compressors
Modelica.Units.SI.Velocityv_wind_small0.1Default small wind velocity for startup of wind turbines (neglectable wind power)
Expert Settings › table data interpretation
Modelica.Blocks.Types.SmoothnesstableInterpolationSmoothnessModelica.Blocks.Types.Smoothness.LinearSegmentsSmoothness of table interpolation
Expert Settings › Singularities
Modelica.Units.SI.PowerP_el_small1Small power flow considered as zero
Modelica.Units.SI.EnergyE_small3600Small energy quantity, considered as zero
Modelica.Units.SI.HeatFlowRateQ_flow_small1Small power flow considered as zero
Costs › General
BooleancalculateCostfalsetrue if cost shall be calculated
Costs › Annuity Inputs
RealInterestRate0.07Interest Rate in percent
RealpriceChangeRateInv0Price change rate of the invest cost
RealpriceChangeRateDemand0Price change rate of the demand-related cost
RealpriceChangeRateOM0Price change rate of the operation-related cost
RealpriceChangeRateOther0Price change rate of other cost
RealpriceChangeRateRevenue0Price change rate of the revenue
RealDuration20in Years, observation period for cost calculation
Costs › CO2 certificates
RealC_CO26e-3EUR/kg
Costs › Investment costs in EUR/W
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_HardCoal1.500
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_BrownCoal1.600
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_GasCCGT0.650
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_GT0.500
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_Wind_On1.170
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_Wind_Off3.000
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_PV1.300
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_GasBoiler0.24
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_GarbageBoiler0.24
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_Nuclear5.15
TransiEnt.Basics.Units.MonetaryUnitPerPowerCinv_Biomass2.5
Costs › Fix O&M costs in EUR/W
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_HardCoal0.0225
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_BrownCoal0.0256
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_GasCCGT0.0046
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_GT0.0025
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_Wind_On0
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_Wind_Off0
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_PV0.035
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_GasBoiler0.0046
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_GarbageBoiler0.0046
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_Nuclear0
TransiEnt.Basics.Units.MonetaryUnitPerPowerCfixOM_Biomass0.0046
Costs › Variable costs in EUR/J_el
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_HardCoal1.3/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_BrownCoal1.65/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_GasCCGT3.5/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_GT5/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_Wind_On18/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_Wind_Off35/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_PV0
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_Nuclear19.92/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_Biomass19.92/3.6e9
Costs › Fuel costs in EUR/J_fuel
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_HardCoal10.19/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_BrownCoal5.4/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_GasCCGT25/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_GT25/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_Wind_On0
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_Wind_Off0
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_PV0
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_GasBoiler25/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_GarbageBoiler0
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_Nuclear11.3/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_Biomass3.8/3.6e9
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCfue_Oil45*1/159*1/36e6
Costs › Plant life for annuitiy
TransiEnt.Basics.Units.Time_yearlifeTime_HardCoal30
TransiEnt.Basics.Units.Time_yearlifeTime_BrownCoal30
TransiEnt.Basics.Units.Time_yearlifeTime_GasCCGT20
TransiEnt.Basics.Units.Time_yearlifeTime_GT20
TransiEnt.Basics.Units.Time_yearlifeTime_Wind_On20
TransiEnt.Basics.Units.Time_yearlifeTime_Wind_Off20
TransiEnt.Basics.Units.Time_yearlifeTime_PV20
TransiEnt.Basics.Units.Time_yearlifeTime_GasBoiler20
TransiEnt.Basics.Units.Time_yearlifeTime_GarbageBoiler30
TransiEnt.Basics.Units.Time_yearlifeTime_Nuclear30
TransiEnt.Basics.Units.Time_yearlifeTime_Biomass20
TransiEnt.Basics.Units.Time_yearlifeTime_Cavern100
TransiEnt.Basics.Units.Time_yearlifeTime_Electrolyzer20
Costs › Variable costs in EUR/J_th
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_GasBoiler0
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCvar_GarbageBoiler0
Costs › Specific pipeline costs in EUR/m
RealCinv_DHN_pipe3000
RealCinv_H2_pipe300
Emissions › General Settings
BooleanintegrateCDEfalsetrue if CDE should be integrated
Emissions › Fuel specific CO2 emissions in kg/J (Source: FfE 2010)
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_BrownCoal403/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_HardCoal337/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_NaturalGas202/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_LightFuelOil266/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_HeavyFuelOil281/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_Nuclear0/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_Biomass0/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_Garbage162/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_Diesel266/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_WindOnshore0/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_WindOffshore0/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_Photovoltaic0/3.6e9
TransiEnt.Basics.Units.MassOfCDEperEnergyFuelSpecEmis_Hydro0/3.6e9
PricesAndSubsidies › KWKG
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCHPelectricityLarger20_new28/3.6e9CHP subisidy for new plants over 2 MWe, in EUR/J
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCHPelectricityLarger20_old18/3.6e9CHP subisidy for old plants over 2 MWe, in EUR/J
PricesAndSubsidies › EEG
TransiEnt.Basics.Units.MonetaryUnitPerEnergyFIT_Wind_On91.6/3.6e9Average wind onshore feed in tariff in EUR/J
TransiEnt.Basics.Units.MonetaryUnitPerEnergyFIT_Wind_Off152.6/3.6e9Average wind onshore feed in tariff in EUR/J
TransiEnt.Basics.Units.MonetaryUnitPerEnergyFIT_PV365.3/3.6e9Average photovoltaic feed in tariff in EUR/J
TransiEnt.Basics.Units.MonetaryUnitPerEnergyFIT_Biomass200.1/3.6e9Average biomass feed in tariff in EUR/J
PricesAndSubsidies › Sale prices
TransiEnt.Basics.Units.MonetaryUnitPerEnergysellPriceElEnergy210/3.6e9EUR/J_el
TransiEnt.Basics.Units.MonetaryUnitPerEnergysellPriceDHNHeat81/3.6e9EUR/J_th
TransiEnt.Basics.Units.MonetaryUnitPerEnergyPhelixBaseYearFuture29/3.6e9EUR/J_el
PricesAndSubsidies › Demand-related costs
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCspec_demAndRev_free0Free energy
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCspec_demAndRev_el_70_150_GWh103.3/3.6e9Second half of 2014 for electricity usage of 70-150 GWh/a from Eurostat http://ec.europa.eu/eurostat/web/energy/data/database
TransiEnt.Basics.Units.MonetaryUnitPerEnergyCspec_demAndRev_gas_diesel0.8365/(0.840*43e6)(=83.37 EUR/MWh) 0.8365 EUR/l_diesel in 2016 (Statistisches Bundesamt https://www.destatis.de/DE/Publikationen/Thematisch/Preise/Energiepreise/EnergiepreisentwicklungPDF_5619001.pdf?__blob=publicationFile), calorific value 43 MJ/kg, density 0.840 kg/l (Forschungsstelle fuer Energiewirtschaft e.V., 2010. Basisdaten zur Bereitstellung elektrischer Energie)
RealCspec_demAndRev_other_free0Free other resource
RealCspec_demAndRev_other_water0.00185EUR/m3 water, 1000kg/m3, including taxes, without waste water cost, https://www.hamburgwasser.de/privatkunden/service/gebuehren-abgaben-preise/

Connectors

TypeNameDefaultDescription
ClaRa.Basics.Interfaces.CycleSumPortcycleSumPort (from SimCenter)Reference to the volume and mass of the VLE fluid in components
TransiEnt.Basics.Interfaces.General.TemperatureCelsiusOutT_amb_varambientConditions.temperature.valueTemperature in degC (from component ambientConditions)
TransiEnt.Basics.Interfaces.Ambient.VelocityOutv_windambientConditions.wind.valueWind speed (from component ambientConditions)
TransiEnt.Basics.Interfaces.Ambient.IrradianceOuti_globalambientConditions.globalSolarRadiation.valueGlobal solar radiation (from component ambientConditions)
TransiEnt.Basics.Interfaces.Ambient.IrradianceOuti_directambientConditions.directSolarRadiation.valueDirect solar radiation (from component ambientConditions)
TransiEnt.Basics.Interfaces.Ambient.IrradianceOuti_diffuseambientConditions.diffuseSolarRadiation.valueDiffuse solar radiation (from component ambientConditions)
Modelica.Blocks.Interfaces.RealOutputT_ground_varif variable_T_ground then Variable_Ground_Temperature.value else T_groundDiffuse solar radiation (from component ambientConditions)

Components

TypeNameDefaultDescription
ClaRa.Basics.Units.AbsolutePressurep_amb (from SimCenter)1.013e5Ambient pressure
ClaRa.Basics.Units.TemperatureT_amb (from SimCenter)293.15Ambient temperature
ClaRa.Basics.Units.RelativeHumidityrh_amb (from SimCenter)0.2Ambient relative humidity (0 < rh < 1)
ClaRa.Basics.Units.EnthalpyMassSpecifich_amb_fluid1 (from SimCenter)Ambient enthalpy of VLE fluid 1
ClaRa.Basics.Units.EntropyMassSpecifics_amb_fluid1 (from SimCenter)Ambient entropy of VLE fluid 1
ClaRa.Basics.Units.EnthalpyMassSpecifich_amb_fluid2 (from SimCenter)Ambient enthalpy of VLE fluid 2
ClaRa.Basics.Units.EntropyMassSpecifics_amb_fluid2 (from SimCenter)Ambient entropy of VLE fluid 2
ClaRa.Basics.Units.EnthalpyMassSpecifich_amb_fluid3 (from SimCenter)Ambient enthalpy of VLE fluid 3
ClaRa.Basics.Units.EntropyMassSpecifics_amb_fluid3 (from SimCenter)Ambient entropy of VLE fluid 3
summary_clarasummary (from SimCenter)
Components.Boundaries.Ambient.AmbientConditionsambientConditions
Ground_TemperatureVariable_Ground_Temperature
TransiEnt.Grid.Electrical.Base.ExampleGenerationParkgenerationPark
Basics.Tables.HeatGrid.HeatingCurves.ConstantSupplyTemperatureheatingCurve
DHN_Pipe_Manufacturerdhn_pipe_manufacturer
TransiEnt.Basics.Tables.ElectricGrid.ElectricityPrices.SpotPriceElectricity_Phelix_DayAhead_3600s_2011electricityPrice

Contents

NameDescription
Ground_Temperature
DHN_Pipe_Manufacturer