EvenGap
General
HelicalPipe
Plate
StraightPipe
TwoPhaseFlowHT_IN_con
TwoPhaseFlowHT_IN_var
Extends from Modelica.Icons.RecordsPackage (Icon for package containing records).
| Name | Description |
|---|---|
| EvenGap
|
Input for even gap |
| General
|
Input for generic correlation |
| HelicalPipe
|
Input for helical pipe |
| Plate
|
Input for plate |
| StraightPipe
|
Input for straight pipe |
| TwoPhaseFlowHT_IN_con
|
Base record for two phase heat transfer coefficient |
| TwoPhaseFlowHT_IN_var
|
Base record for two phase heat transfer coefficient |
Modelica.Fluid.Dissipation.Utilities.Records.HeatTransfer.EvenGapInput for even gap
Extends from Modelica.Icons.Record (Icon for records).
| Name | Description |
|---|---|
| Even gap | |
| target | Target variable of calculation |
| h | Height of cross sectional area [m] |
| s | Distance between parallel plates in cross sectional area [m] |
| L | Overflowed length of gap [m] |
Modelica.Fluid.Dissipation.Utilities.Records.HeatTransfer.GeneralInput for generic correlation
Extends from Modelica.Icons.Record (Icon for records).
| Name | Description |
|---|---|
| Generic variables | |
| target | Target correlation |
| A_cross | Cross sectional area [m2] |
| perimeter | Wetted perimeter [m] |
Modelica.Fluid.Dissipation.Utilities.Records.HeatTransfer.HelicalPipeInput for helical pipe
Extends from Modelica.Icons.Record (Icon for records).
| Name | Description |
|---|---|
| HelicalPipe | |
| n_nt | Total number of turns |
| d_hyd | Hydraulic diameter [m] |
| h | Distance between turns [m] |
| L | Total length of helical pipe [m] |
Modelica.Fluid.Dissipation.Utilities.Records.HeatTransfer.PlateInput for plate
Extends from Modelica.Icons.Record (Icon for records).
| Name | Description |
|---|---|
| Plate | |
| L | Length of plate [m] |
Modelica.Fluid.Dissipation.Utilities.Records.HeatTransfer.StraightPipeInput for straight pipe
Extends from Modelica.Icons.Record (Icon for records).
| Name | Description |
|---|---|
| Straight pipe | |
| d_hyd | Hydraulic diameter [m] |
| L | Length [m] |
Modelica.Fluid.Dissipation.Utilities.Records.HeatTransfer.TwoPhaseFlowHT_IN_conBase record for two phase heat transfer coefficient
Extends from Modelica.Icons.Record (Icon for records).
| Name | Description |
|---|---|
| Choices | |
| target | Choice of (horizontal/vertical) boiling or (horizontal) condensation in pipe |
| Geometry | |
| A_cross | Cross sectional area [m2] |
| perimeter | Wetted perimeter [m] |
| Fluid properties | |
| MM | Molar mass of fluid [g/mol] |
| p_crit | Critical pressure of fluid [Pa] |
Modelica.Fluid.Dissipation.Utilities.Records.HeatTransfer.TwoPhaseFlowHT_IN_varBase record for two phase heat transfer coefficient
Extends from Modelica.Icons.Record (Icon for records).
| Name | Description |
|---|---|
| Choices | |
| target | Choice of (horizontal/vertical) boiling or (horizontal) condensation in pipe |
| Fluid properties | |
| cp_l | Specific heat capacity of liquid [J/(kg.K)] |
| lambda_l | Thermal conductivity of liquid [W/(m.K)] |
| rho_g | Density of gas [kg/m3] |
| rho_l | Density of liquid [kg/m3] |
| eta_g | Dynamic viscosity of gas [Pa.s] |
| eta_l | Dynamic viscosity of liquid [Pa.s] |
| pressure | Mean pressure of fluid [Pa] |
| dh_lg | Evaporation enthalpy of fluid [J/kg] |
| Input | |
| m_flow | Mass flow rate [kg/s] |
| qdot_A | Heat flux at boiling [W/m2] |
| x_flow | Mass flow rate quality |