modeldp_nominalDensityViscosity_DPMFLOW
Verification of function dp_nominalDensityViscosity_DP and dp_nominalDensityViscosity_MFLOW
Extends from Modelica.Icons.Example (Icon for runnable examples).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | n | size(rho, 1) | Number of different fluid density values |
| SI.KinematicViscosity | nu | 1e-6 | Kinetic viscosity of fluid |
| Generic variables | |||
| SI.Pressure | dp_nom | 50 | Nominal pressure loss (at nominal values of mass flow rate and density) |
| Real | exp | 2 | Exponent of pressure loss law |
| SI.MassFlowRate | m_flow_nom | 1 | Nominal mass flow rate (at nominal values of pressure loss and density) |
| SI.Density | rho_nom | 1e3 | Nominal density (at nominal values of mass flow rate and pressure loss) |
| Real | exp_eta | 1.5 | Exponent for dynamic viscosity dependence |
| SI.DynamicViscosity | eta_nom | 1e-3 | Dynamic viscosity at nominal pressure loss |
| Fluid properties | |||
| SI.SpecificHeatCapacityAtConstantPressure | cp | 4190 | Specific heat capacity at constant pressure of fluid |
| SI.ThermalConductivity | lambda | 0.6 | Thermal conductivity of fluid |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| SI.DynamicViscosity[:] | eta | {rho[i]*nu for i in 1:n} | Dynamic viscosity of fluid |
| SI.Density[:] | rho | {1e3, 1.5e3, 2e3} | Density of fluid |
| SI.MassFlowRate[n] | input_mdot | (Input) mass flow rate (for intended incompressible case) | |
| SI.Pressure[n] | input_dp | ones(n)*input_DP.y | (Input) pressure loss (for intended compressible case) |
| SI.MassFlowRate[n] | M_FLOW | (Output) mass flow rate (for intended compressible case) | |
| SI.Pressure[n] | DP | {input_dp[i] for i in 1:n} | |
| Modelica.Fluid.Dissipation.PressureLoss.General.dp_nominalDensityViscosity_IN_con[n] | m_flow_IN_con | ||
| Modelica.Fluid.Dissipation.PressureLoss.General.dp_nominalDensityViscosity_IN_var[n] | m_flow_IN_var | ||
| Modelica.Fluid.Dissipation.PressureLoss.General.dp_nominalDensityViscosity_IN_con[n] | dp_IN_con | ||
| Modelica.Fluid.Dissipation.PressureLoss.General.dp_nominalDensityViscosity_IN_var[n] | dp_IN_var | ||
| Real[n] | DP_plot | {DP[i] for i in 1:n} | Pressure loss [Pa] |
| Modelica.Blocks.Sources.Ramp | input_DP |