modelSpeedControlled_y
Fan with zero mass flow rate and control signal y as input
Extends from Modelica.Icons.Example (Icon for runnable examples), Buildings.Fluid.Movers.Validation.BaseClasses.FlowMachine_ZeroFlow (Base class to test flow machines with zero flow rate).
Information
This example demonstrates and tests the use of a flow machine whose mass flow rate is reduced to zero.
The fans have been configured as steady-state models. This ensures that the actual speed is equal to the input signal.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Units.SI.MassFlowRate | m_flow_nominal (from FlowMachine_ZeroFlow) | 1 | Nominal mass flow rate |
| Modelica.Units.SI.PressureDifference | dp_nominal (from FlowMachine_ZeroFlow) | 500 | Nominal pressure difference |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Blocks.Sources.Ramp | y (from FlowMachine_ZeroFlow) | Input signal | |
| Buildings.Fluid.Sources.Boundary_pT | sou (from FlowMachine_ZeroFlow) | ||
| Buildings.Fluid.FixedResistances.PressureDrop | dpSta (from FlowMachine_ZeroFlow) | Pressure drop | |
| Buildings.Fluid.Movers.BaseClasses.PartialFlowMachine | floMacSta (from FlowMachine_ZeroFlow) | ||
| Buildings.Fluid.Movers.BaseClasses.PartialFlowMachine | floMacDyn (from FlowMachine_ZeroFlow) | ||
| Buildings.Fluid.FixedResistances.PressureDrop | dpDyn (from FlowMachine_ZeroFlow) | Pressure drop | |
| Modelica.Blocks.Math.Gain | gain (from FlowMachine_ZeroFlow) | Gain for input signal | |
| Buildings.Fluid.FixedResistances.PressureDrop | dpSta1 (from FlowMachine_ZeroFlow) | Pressure drop | |
| Buildings.Fluid.FixedResistances.PressureDrop | dpDyn1 (from FlowMachine_ZeroFlow) | Pressure drop |
Revisions
-
February 14, 2012, by Michael Wetter:
Added filter for start-up and shut-down transient. -
March 24 2010, by Michael Wetter:
First implementation.