modelSimplified5

Removed most mass/energy dynamics

Extends from Simplified4 (Removed valve dynamics).

Information

The model is further simplified by setting the mass dynamics and energy dynamics of most models to be steady state. Note that by default, the mass dynamics is set to the same configuration as the energy dynamics.

Components

TypeNameDefaultDescription
Buildings.Fluid.Movers.FlowControlled_dppmpSouth (from Basic)Pump to south of building
Buildings.Fluid.FixedResistances.PressureDroppipSouth1 (from Basic)Pipe 1 to south of building
Buildings.Fluid.FixedResistances.PressureDroppipSouth2 (from Basic)Pipe 2 to south of building
Buildings.Fluid.Movers.FlowControlled_dppmpNorth (from Basic)Pump to north of building
Buildings.Fluid.FixedResistances.PressureDroppipNorth2 (from Basic)Pipe 2 to north of building
Buildings.Fluid.FixedResistances.PressureDroppipNorth1 (from Basic)Pipe 1 to north of building
Buildings.Fluid.Actuators.Valves.TwoWayLinearvalSouth1 (from Basic)Valves on souther tabs section 1
Buildings.Fluid.Actuators.Valves.TwoWayLinearvalSouth2 (from Basic)Valves on souther tabs section 2
Buildings.Fluid.Actuators.Valves.TwoWayLinearvalNorth1 (from Basic)Valves on northern tabs section 1
Buildings.Fluid.Actuators.Valves.TwoWayLinearvalNorth2 (from Basic)Valves on northern tabs section 2
Modelica.Blocks.Math.BooleanToIntegerbooleanToInteger (from Basic)Boolean to integer conversion block
Modelica.Blocks.Sources.BooleanPulsestepPump (from Basic)Step control
Modelica.Blocks.Sources.Sinesine (from Basic)Valve control signal
Buildings.Fluid.Actuators.Valves.ThreeWayLinearvalSouth (from Basic)Three way valve for controlling supply temperature to south of building
Buildings.Fluid.Actuators.Valves.ThreeWayLinearvalNorth (from Basic)Three way valve for controlling supply temperature to north of building
Buildings.Fluid.HeatExchangers.PrescribedOutletheater (from Basic)Heating device
Buildings.Fluid.Sources.Boundary_pTbou (from Basic)Boundary for setting absolute temperature
Buildings.Fluid.FixedResistances.Junctionspl (from Basic)Splitter
Buildings.Fluid.FixedResistances.Junctionspl1 (from Basic)Splitter
Buildings.Fluid.Movers.FlowControlled_m_flowpumpHea (from Basic)Pump for circulating hot water
Modelica.Blocks.Sources.ConstantThot (from Basic)Hot water temperature
Buildings.Fluid.Actuators.Valves.TwoWayLinearvalHea (from Basic)Valve for allowing water to be drawn from hot water circuit
Modelica.Blocks.Sources.PulsestepValve (from Basic)Set point for valves
Buildings.Fluid.Actuators.Valves.TwoWayLinearvalCoo (from Basic)Valve for allowing water to be drawn from cold water circuit
Modelica.Blocks.Sources.RealExpressionvalCooExp (from Basic)Cooling valve opens when heating valve is closed
Buildings.Fluid.FixedResistances.Junctionspl2 (from Basic)Splitter
Buildings.Fluid.FixedResistances.Junctionspl3 (from Basic)Splitter
Buildings.Fluid.Movers.FlowControlled_m_flowpumpCoo (from Basic)Pump for circulating cold water
Buildings.Fluid.MixingVolumes.MixingVolumevol (from Basic)Simplified model of cold water source
Buildings.HeatTransfer.Sources.FixedTemperatureTcold (from Basic)Cold water temperature
Buildings.Fluid.FixedResistances.PressureDrop[4]tabsSouth1 (from Basic)Pressure drop of southern tabs sections on collector 1
Buildings.Fluid.FixedResistances.PressureDrop[8]tabsSouth2 (from Basic)Pressure drop of southern tabs sections on collector 2
Buildings.Fluid.FixedResistances.PressureDrop[4]tabsNorth1 (from Basic)Pressure drop of northern tabs sections on collector 1
Buildings.Fluid.FixedResistances.PressureDrop[8]tabsNorth2 (from Basic)Pressure drop of northern tabs sections on collector 2

Revisions

  • December 14, 2016, by Michael Wetter:
    Removed superfluous assignment of mass dynamics.
  • October 7, 2016, by Filip Jorissen:
    First implementation.