7.5.4.86 Pset_SpaceHeaterPHistory
7.5.4.86.1 Semantic definition
Space heater performance history common attributes.
7.5.4.86.2 Applicable entities
7.5.4.86.3 Properties
| Name | Property Type | Data Type | Description | |
|---|---|---|---|---|
| FractionRadiantHeatTransfer | IfcPropertyReferenceValue | IfcTimeSeries | 
 Fraction of the total heat transfer rate as the radiant heat transfer.  | 
|
| FractionConvectiveHeatTransfer | IfcPropertyReferenceValue | IfcTimeSeries | 
 Fraction of the total heat transfer rate as the convective heat transfer.  | 
|
| Effectiveness | IfcPropertyReferenceValue | IfcTimeSeries | 
 Effectiveness, represented as ratio. Ratio of the real heat transfer rate to the maximum possible heat transfer rate.  | 
|
| SurfaceTemperature | IfcPropertyReferenceValue | IfcTimeSeries | 
 Average surface temperature of the component.  | 
|
| SpaceAirTemperature | IfcPropertyReferenceValue | IfcTimeSeries | 
 Dry bulb temperature in the space.  | 
|
| SpaceMeanRadiantTemperature | IfcPropertyReferenceValue | IfcTimeSeries | 
 Mean radiant temperature in the space.  | 
|
| AuxiliaryEnergySourceConsumption | IfcPropertyReferenceValue | IfcTimeSeries | 
 Auxiliary energy source consumption.  | 
|
| UACurve | IfcPropertyReferenceValue | IfcTimeSeries | 
 UA value. As a function of ambient temperature and surface temperature; UA = f (Tambient, Tsurface)  | 
|
| OutputCapacityCurve | IfcPropertyReferenceValue | IfcTimeSeries | 
 Partial output capacity curve (as a function of water temperature); Q = f (Twater).  | 
|
| AirResistanceCurve | IfcPropertyReferenceValue | IfcTimeSeries | 
 Air resistance curve (w/ fan only); Pressure = f ( flow rate).  | 
|
| CharacteristicExponent | IfcPropertyReferenceValue | IfcTimeSeries | 
 Characteristic exponent, slope of log(heat output) vs log (surface temperature minus environmental temperature).  | 
|
| HeatOutputRate | IfcPropertyReferenceValue | IfcTimeSeries | 
 Overall heat transfer rate.  |