IFC 4.3.0.1 (IFC4X3) development

7.5.4.102 Pset_ValvePHistory

7.5.4.102.1 Semantic definition

Valve performance history common attributes of a typical 2 port pattern type valve.

7.5.4.102.2 Applicable entities

7.5.4.102.3 Properties

Name Property Type Data Type Description
PercentageOpen IfcPropertyReferenceValue IfcTimeSeries

The ratio between the amount that the valve is open to the full open position of the valve.

MeasuredFlowRate IfcPropertyReferenceValue IfcTimeSeries

The rate of flow of a fluid measured across the valve.

MeasuredPressureDrop IfcPropertyReferenceValue IfcTimeSeries

The actual pressure drop in the fluid measured across the valve.

Table 7.5.4.102.A

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7.5.4.102.4 Changelog