IFC 4.3.0.1 (IFC4X3_TC1) development

TotalUACurves

Semantic definition

Total UA curves, UA - air and water velocities, UA = [(C1 * AirFlowRate\^0.8)\^-1 + (C2 * WaterFlowRate\^0.8)\^-1]\^-1. Note: as two variables are used, DefiningValues and DefinedValues are null, and values are stored in IfcTable in the following order: AirFlowRate,WaterFlowRate,UA. The IfcTable is related to IfcPropertyTableValue using IfcMetric and IfcPropertyConstraintRelationship.

Referenced in
Pset_CoilTypeHydronic
Table 7a9960ff-6a1f-4e48-aef2-85ce2dc06d4e

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