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 |
Input 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] |
Input 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] |
Input 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] |
Input for plate
Extends from Modelica.Icons.Record (Icon for records).
Name | Description |
---|---|
Plate | |
L | Length of plate [m] |
Input for straight pipe
Extends from Modelica.Icons.Record (Icon for records).
Name | Description |
---|---|
Straight pipe | |
d_hyd | Hydraulic diameter [m] |
L | Length [m] |
Base 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] |
Base 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 |