IfcCoolingTower

IfcCoolingTower

Definition from IAI: An IfcCoolingTower is a device which rejects heat to ambient air.

HISTORY: New entity in IFC R2x.
ISSUES: See issues and change log for changes made in IFC R2x.

Geometry Use Definitions

The geometric representation of IfcCoolingTower is given by the IfcProductDefinitionShape, allowing multiple geometric representations. Included are:

Local Placement

The use of local placement is defined at the supertype IfcDistributionFlowElement.

Standard Geometric Representation

The use of Standard Geometric Representations is defined at the supertype IfcDistributionFlowElement.

EXPRESS specification:

ENTITY IfcCoolingTower

SUBTYPE OF (

IfcHeatTransferDevice);

CoolingTowerType

IfcCoolingTowerTypeEnum;

AmbientDesignTemperature

OPTIONAL LIST [1:2] OF IfcThermodynamicTemperatureMeasure;

END_ENTITY;

Attribute definitions:

CoolingTowerType	:	Defines the typical types of cooling towers (e.g., OpenTower, ClosedTower, CrossFlow, etc.).
AmbientDesignTemperature	:	Ambient design temperature used for selecting the cooling tower; for air the list consists of dry bulb temperature followed by wet bulb temperature.

References (1):

Name

Type

Referred through

Express-G

IfcHeatTransferDevice

Entity

Subtype

Diagram 3

Inheritance graph

ENTITY IfcCoolingTower;

ENTITY IfcRoot;

GlobalId

IfcGloballyUniqueId;

OwnerHistory

IfcOwnerHistory;

Name

OPTIONAL IfcLabel;

Description

OPTIONAL IfcText;

ENTITY IfcObject;

ObjectType

OPTIONAL IfcLabel;

INVERSE

IsDefinedBy

SET OF IfcRelDefines FOR RelatedObjects;

HasAssociations

SET OF IfcRelAssociates FOR RelatedObjects;

HasAssignments

SET OF IfcRelAssigns FOR RelatedObjects;

Decomposes

SET OF IfcRelDecomposes FOR RelatedObjects;

IsDecomposedBy

SET [0:1] OF IfcRelDecomposes FOR RelatingObject;

ENTITY IfcProduct;

ObjectPlacement

OPTIONAL IfcObjectPlacement;

Representation

OPTIONAL IfcProductRepresentation;

INVERSE

ReferencedBy

SET OF IfcRelAssignsToProduct FOR RelatingProduct;

ENTITY IfcElement;

Tag

OPTIONAL IfcIdentifier;

INVERSE

ConnectedTo

SET OF IfcRelConnectsElements FOR RelatingElement;

ConnectedFrom

SET OF IfcRelConnectsElements FOR RelatedElement;

ContainedInStructure

SET [0:1] OF IfcRelContainedInSpatialStructure FOR RelatedElements;

ENTITY IfcDistributionElement;

ENTITY IfcDistributionFlowElement;

FlowElementType

IfcDistributionFlowElementTypeEnum;

INVERSE

HasControlElements

SET [0:1] OF IfcRelFlowControlElements FOR RelatingFlowElement;

ENTITY IfcHeatTransferDevice;

HeatTransferRate

OPTIONAL IfcPowerMeasure;

ThermalEfficiency

OPTIONAL IfcPositiveRatioMeasure;

PrimaryEnergySource

OPTIONAL IfcEnergySourceEnum;

ENTITY IfcCoolingTower;

CoolingTowerType

IfcCoolingTowerTypeEnum;

AmbientDesignTemperature

OPTIONAL LIST [1:2] OF IfcThermodynamicTemperatureMeasure;

END_ENTITY;