modelTestFlowDependentHeatTransferCoefficient2ph
Test of two-phase heat transfer components
Extends from TestHeatTransfer2phDB (Test of two-phase heat transfer components).
Information
The test demonstrates that the computed heat flows change continuously with the node enthalpies and the flow rate, as required to guarantee the existence and uniqueness of the DAE solution.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | Nf (from TestHeatTransfer2phDB) | 6 | Number of nodes on the fluid side |
| Integer | Nw (from TestHeatTransfer2phDB) | 5 | Number of nodes on the wallside |
| Integer | Nt (from TestHeatTransfer2phDB) | 1 | Number of tubes in parallel |
| SI.Distance | L (from TestHeatTransfer2phDB) | 2 | Tube length |
| SI.Area | A (from TestHeatTransfer2phDB) | 1e-3 | Cross-sectional area (single tube) |
| SI.Length | omega (from TestHeatTransfer2phDB) | 1e-3 | Wet perimeter of heat transfer surface (single tube) |
| SI.Length | Dhyd (from TestHeatTransfer2phDB) | 1e-4 | Hydraulic Diameter (single tube) |
| SI.MassFlowRate | wnom (from TestHeatTransfer2phDB) | 10 | Nominal mass flow rate (single tube) |
| Boolean | useAverageTemperature (from TestHeatTransfer2phDB) | true | = true to use average temperature for heat transfer |
| Medium.AbsolutePressure | p (from TestHeatTransfer2phDB) | 1e6 | |
| Medium.SpecificEnthalpy | h_liq (from TestHeatTransfer2phDB) | 1e5 | |
| Medium.SpecificEnthalpy | h_vap (from TestHeatTransfer2phDB) | 3.2e6 | |
| Real | u (from TestHeatTransfer2phDB) | 1 | For unit consistency |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| ThermoPower.Thermal.HeatTransferFV.HeatTransfer2phDB | heatTransfer (from TestHeatTransfer2phDB) | ||
| ThermoPower.Thermal.TempSource1DFV | tempSource (from TestHeatTransfer2phDB) | ||
| Medium.SpecificEnthalpy | h1 (from TestHeatTransfer2phDB) | ||
| Medium.SpecificEnthalpy | h2 (from TestHeatTransfer2phDB) | ||
| Medium.SpecificEnthalpy[Nf] | h (from TestHeatTransfer2phDB) | ||
| Medium.ThermodynamicState[Nf] | fluidState (from TestHeatTransfer2phDB) | ||
| Medium.MassFlowRate[Nf] | w (from TestHeatTransfer2phDB) | ||
| SI.Power[Nw] | Q (from TestHeatTransfer2phDB) | -tempSource.wall.Q |
Revisions
- 15 Lug 2014 by Francesco Casella:
First release.