recordNominalValues
Data record of nominal values for water source DX coils
Extends from Buildings.Fluid.DXSystems.Cooling.AirSource.Data.Generic.BaseClasses.NominalValues (Data record of nominal values).
Information
This is the base record of nominal values for water source DX cooling coil models.
See the information section of Buildings.Fluid.DXSystems.Cooling.WaterSource.Data.Generic.DXCoil for a description of the data.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Nominal condition | |||
| Modelica.Units.SI.HeatFlowRate | Q_flow_nominal (from NominalValues) | Nominal capacity (negative number) | |
| Real | COP_nominal (from NominalValues) | Nominal coefficient of performance | |
| Real | SHR_nominal (from NominalValues) | Nominal sensible heat ratio | |
| Modelica.Units.SI.MassFlowRate | m_flow_nominal (from NominalValues) | Nominal air mass flow rate at evaporators | |
| Modelica.Units.SI.MassFlowRate | mCon_flow_nominal | Nominal water mass flow rate at condenser | |
| General › Nominal condition | |||
| Modelica.Units.SI.Temperature | TEvaIn_nominal (from NominalValues) | 292.55 | Evaporator entering air wet-bulb temperature at rating condition |
| Modelica.Units.SI.Temperature | TConIn_nominal (from NominalValues) | 308.15 | Condenser entering temperature at rating condition (wet bulb for evaporative cooled coils, dry bulb for air cooled) |
| Modelica.Units.SI.Pressure | p_nominal (from NominalValues) | 101325 | Atmospheric pressure |
| General › Nominal | |||
| Real | phiIn_nominal (from NominalValues) | 0.5 | Relative humidity of entering air at nominal condition |
| General › Re-evaporation data | |||
| Modelica.Units.SI.Time | tWet (from NominalValues) | 1400 | Time until moisture drips from coil when a dry coil is switched on |
| Real | gamma (from NominalValues) | 1.5 | Ratio of evaporation heat transfer divided by latent heat transfer at nominal conditions |
Revisions
-
February 17, 2017 by Yangyang Fu:
First implementation.