NOTE Definition according to ISO/CD 10303-41:1992

A derived unit element is one of the unit quantities which makes up a derived unit.EXAMPLE Newtons per square millimetre is a derived unit. It has two elements, Newton whose exponent has a value of 1 and millimetre whose exponent is -2.

NOTE Corresponding ISO 10303 name: derived_unit_element, please refer to ISO/IS 10303-41 for the final definition of the formal standard.

HISTORY New entity in IFC1.5.1.

# | Attribute | Type | Description |
---|---|---|---|

IfcDerivedUnitElement | |||

1 | Unit | IfcNamedUnit | The fixed quantity which is used as the mathematical factor. |

2 | Exponent | INTEGER | The power that is applied to the unit attribute. |

ENTITY IfcDerivedUnitElement; Unit : IfcNamedUnit; Exponent : INTEGER; END_ENTITY;