7.5.4.27 Pset_CoolingTowerPHistory
7.5.4.27.1 Semantic definition
Cooling tower performance history attributes.
7.5.4.27.2 Applicable entities
7.5.4.27.3 Properties
| Name | Property Type | Data Type | Description | |
|---|---|---|---|---|
| Capacity | IfcPropertyReferenceValue | IfcTimeSeries |
The capacity of the element. Heat transfer rate of the cooling tower between air stream and water stream. |
|
| HeatTransferCoefficient | IfcPropertyReferenceValue | IfcTimeSeries |
Heat transfer coefficient-area product. |
|
| SumpHeaterPower | IfcPropertyReferenceValue | IfcTimeSeries |
Electrical heat power of sump heater. |
|
| UACurve | IfcPropertyReferenceValue | IfcTimeSeries |
UA value. As a function of fan speed at certain water flow rate, UA = f ( fan speed). |
|
| Performance | IfcPropertyReferenceValue | IfcTimeSeries |
Water temperature change as a function of wet-bulb temperature, water entering temperature, water flow rate, air flow rate, Tdiff = f ( Twet-bulb, Twater,in, mwater, mair). |
