RotatingMachine

Class Description

A rotating machine which may be used as a generator or motor.

Attributes

Name Type Description
p ActivePower Active power injection. Load sign convention is used, i.e. positive sign means flow out from a node.
Starting value for a steady state solution.
q ReactivePower Reactive power injection. Load sign convention is used, i.e. positive sign means flow out from a node.
Starting value for a steady state solution.
ratedPowerFactor Float Power factor (nameplate data). It is primarily used for short circuit data exchange according to IEC 60909. The attribute cannot be a negative value.
ratedS ApparentPower Nameplate apparent power rating for the unit.
The attribute shall have a positive value.
ratedU Voltage Rated voltage (nameplate data, Ur in IEC 60909-0). It is primarily used for short circuit data exchange according to IEC 60909.
The attribute shall be a positive value.

Relationships

Inherits from

Descendant classes

Leaf/Root class

IsLeaf IsRoot
False False

Associations

Source Class Cardinality Source Target Class Cardinality Target Source Name Source Assoc. Description Target Name Target Assoc. Description
RotatingMachine 1 HydroPump 0..1 RotatingMachine The synchronous machine drives the turbine which moves the water from a low elevation to a higher elevation. The direction of machine rotation for pumping may or may not be the same as for generating. HydroPump The synchronous machine drives the turbine which moves the water from a low elevation to a higher elevation. The direction of machine rotation for pumping may or may not be the same as for generating.
GeneratingUnit 0..1 RotatingMachine 0..* GeneratingUnit A synchronous machine may operate as a generator and as such becomes a member of a generating unit. RotatingMachine A synchronous machine may operate as a generator and as such becomes a member of a generating unit.