modelPipe_yellow
Pipe || yellow | yellow
Information
1. Purpose of model
Pipe with yellow inputs and outputs and choosable linear or quadratic nominal pressure loss.
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
Created by Tom Lindemann (tom.lindemann@tuhh.de), Mar 2016
Edited by Lisa Andresen (andresen@tuhh.de), Jun 2016
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Boolean | quadraticPressureLoss | false | Nominal point pressure loss; set to true for quadratic coefficient |
| SI.Pressure | Delta_p_nom | |Fundamental Definitions|Nominal pressure loss | |
| SI.MassFlowRate | m_flow_nom | |Fundamental Definitions|Nominal mass flow rate | |
| SI.Length | z_in | 0.0 | |Fundamental Definitions|Geodetic height at inlet |
| SI.Length | z_out | 0.0 | |Fundamental Definitions|Geodetic height at outlet |
| SI.Pressure | p_in | Inlet pressure | |
| SI.SpecificEnthalpy | h_in | Inlet specific enthalpy | |
| SI.MassFraction[medium.nc - 1] | xi_in | Inlet mass specific composition | |
| SI.MassFlowRate | m_flow | Mass flow rate | |
| Real | zeta_tot | if quadraticPressureLoss then Delta_p_nom/m_flow_nom^2 else 1.0*Delta_p_nom/m_flow_nom | Linear/quadratic pressure loss coefficient |
| SI.PressureDifference | Delta_p_tot | if quadraticPressureLoss then zeta_tot*m_flow^2 else zeta_tot*m_flow | Pressure drop by quadratic/linear coefficient |
| SI.Pressure | p_out | p_in - Delta_p_tot - Delta_p_grav | Outlet pressure |
| SI.Pressure | Delta_p_grav | TILMedia.Internals.VLEFluidConfigurations.FullyMixtureCompatible.VLEFluidFunctions.density_phxi(medium, p_in, h_in, xi_in)*Modelica.Constants.g_n*(z_out - z_in) | Geostatic pressure difference |
| Fundamental Definitions | |||
| TILMedia.VLEFluidTypes.BaseVLEFluid | medium | simCenter.gasModel1 | Medium in the component |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.Grid.Gas.StaticCycles.Base.FluidSignal_yellow | inlet | ||
| TransiEnt.Grid.Gas.StaticCycles.Base.FluidSignal_yellow | outlet |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.SimCenter | simCenter |