modelSimplified4

Removed valve dynamics

Extends from Simplified3 (Neglecting pressure drop in splitters).

Information

The model is further simplified by removing the valve and pump control 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

  • January 12, 2019 by Michael Wetter:
    Removed each statements.
    This is for #1079.
  • December 14, 2016, by Michael Wetter:
    Added missing each keywords.
  • October 7, 2016, by Filip Jorissen:
    First implementation.