modelBasedCharacteristicEquation1
Room temperature based on average between radiative and convective temperatures
Extends from BuildSysPro.Systems.HVAC.Emission.Radiator.Components.BasedCharacteristicEquation (Partial model for characteristic equation of a radiator (EN442)).
Information
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Licensed by EDF under a 3-clause BSD-license
Copyright © EDF 2009 - 2023
BuildSysPro version 3.6.0
Authors : Gilles PLESSIS, Hassan BOUIA EDF (2016)
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Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Real | Km (from BasedCharacteristicEquation) | Pnom/DTnom^nNom | Km coefficient (sometimes refers as KS or UA coefficient) used in the Characteristic equation |
| EN442 - Nominal point | |||
| SI.EnergyFlowRate | Pnom (from BasedCharacteristicEquation) | 411 | Nominal power for a DT=50 K, based on inlet temperature 75/65 |
| SI.TemperatureDifference | DTnom (from BasedCharacteristicEquation) | 50 | Temperature difference (air to water) at nominal operating point |
| Real | nNom (from BasedCharacteristicEquation) | 1.225 | Slope at nominal point |
| Real | FracRad (from BasedCharacteristicEquation) | 0.35 | Radiative fraction of heat |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| BaseClasses.HeatTransfer.Interfaces.HeatPort_b | Rad (from BasedCharacteristicEquation) | HeatPort for long wave radiation exchanges | |
| BaseClasses.HeatTransfer.Interfaces.HeatPort_b | Conv (from BasedCharacteristicEquation) | HeatPort for convective heat transfers |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| SI.Temperature | T_HWR (from BasedCharacteristicEquation) | Temperature of the hot water radiator | |
| SI.EnergyFlowRate | Qtot (from BasedCharacteristicEquation) | Heating power output from the radiator | |
| SI.TemperatureDifference | DTam | Arithmetic mean temperature difference for radiation and convection |