7.5.2.19 IfcFanTypeEnum

7.5.2.19.1 Semantic definition

Enumeration defining the typical types of fans.

7.5.2.19.2 Type values

Type	Description
`CENTRIFUGALAIRFOIL`	Air flows through the impeller radially using blades that are airfoil shaped.
`CENTRIFUGALBACKWARDINCLINEDCURVED`	Air flows through the impeller radially using blades that are backward curved.
`CENTRIFUGALFORWARDCURVED`	Air flows through the impeller radially using blades that are forward curved.
`CENTRIFUGALRADIAL`	Air flows through the impeller radially using blades that are uncurved or slightly forward curved.
`PROPELLORAXIAL`	Air flows through the impeller axially and small hub-to-tip ratio impeller mounted in an orifice plate or inlet ring.
`TUBEAXIAL`	Air flows through the impeller axially with reduced tip clearance and operating at higher tip speeds.
`VANEAXIAL`	Air flows through the impeller axially with guide vanes and reduced running blade tip clearance.
`USERDEFINED`	User-defined fan type.
`NOTDEFINED`	Undefined fan type.

Table 7.5.2.19.A

7.5.2.19.3 Formal representation

TYPE IfcFanTypeEnum = ENUMERATION OF
	(CENTRIFUGALAIRFOIL
	,CENTRIFUGALBACKWARDINCLINEDCURVED
	,CENTRIFUGALFORWARDCURVED
	,CENTRIFUGALRADIAL
	,PROPELLORAXIAL
	,TUBEAXIAL
	,VANEAXIAL
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;

7.5.2.19 IfcFanTypeEnum

7.5.2.19.1 Semantic definition

7.5.2.19.2 Type values

7.5.2.19.3 Formal representation

7.5.2.19.4 References