modelCocurrentHeatExchanger
Cocurrent heat exchanger from ScalableTestSuite (adapted for balanced array equations)
Extends from Modelica.Icons.Example.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | N | 10 | number of nodes |
| SI.Length | L | 10 | length of the channels |
| SI.MassFlowRate | wB | 1 | mass flow rate of fluid B |
| SI.Area | areaA | 5e-5 | cross sectional area of channel A |
| SI.Area | areaB | 5e-5 | cross sectional area of channel B |
| SI.Density | rhoA | 1000 | density of fluid A |
| SI.Density | rhoB | 1000 | density of fluid B |
| SI.SpecificHeatCapacity | cpA | 4200 | specific heat capacity of fluid A |
| SI.SpecificHeatCapacity | cpB | 4200 | specific heat capacity of fluid B |
| SI.SpecificHeatCapacity | cpW | 2000 | specific heat capacity of the wall |
| SI.CoefficientOfHeatTransfer | gammaA | 4000 | heat transfer coefficient of fluid A |
| SI.CoefficientOfHeatTransfer | gammaB | 10000 | heat transfer coefficient of fluid B |
| SI.Length | omega | 0.1 | perimeter |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| SI.Length | l | length of each wall segment | |
| SI.MassFlowRate | wA | mass flow rate of fluid A | |
| SI.HeatFlowRate[N - 1] | QA | heat flow rate of fluid A in the segments | |
| SI.HeatFlowRate[N - 1] | QB | heat flow rate of fluid B in the segments | |
| SI.Temperature[N] | TA | temperature nodes on channel A | |
| SI.Temperature[N] | TB | temperature nodes on channel B | |
| SI.Temperature[N - 1] | TAtilde | temperature states on channel A | |
| SI.Temperature[N - 1] | TBtilde | temperature states on channel B | |
| SI.Temperature[N - 1] | TW | temperatures on the wall segments | |
| SI.HeatFlowRate | QtotA | total heat flow rate of fluid A | |
| SI.HeatFlowRate | QtotB | total heat flow rate of fluid B |
Revisions
- 2015-11-05 by Kaan Sezginer, Francesco Casella: Initial version in the ScalableTestSuite.
- 2025-05-02 by Hilding Elmqvist (Mogram AB): Adapted so that it can be processed without expanding arrays.