: Public Class
Created: 08/05/2008 14:13:19
Modified: 19/02/2013 08:19:28
Project:
Advanced:
An electromechanical device that operates with shaft rotating synchronously with the network. It is a single machine operating either as a generator or synchronous condenser or pump.<br/>
Attribute
Public Seconds
  aVRToManualLag
Details:
Notes: Time delay required when switching from Automatic Voltage Regulation (AVR) to Manual for a lagging MVAr violation.<br/>
Public Seconds
  aVRToManualLead
Details:
Notes: Time delay required when switching from Automatic Voltage Regulation (AVR) to Manual for a leading MVAr violation.<br/>
Public ReactivePower
  baseQ
Details:
Notes: Default base reactive power value. This value represents the initial reactive power that can be used by any application function.<br/>
Public ActivePower
  condenserP
Details:
Notes: Active power consumed when in condenser mode operation.<br/>
Public Float
  coolantCondition
Details:
Notes: Temperature or pressure of coolant medium<br/>
Public CoolantType
  coolantType
Details:
Notes: Method of cooling the machine.<br/>
Public Boolean
  earthing
Details:
Notes: Indicates whether or not the generator is earthed. Used for short circuit data exchange according to IEC 60909<br/>
Public Resistance
  earthingStarPointR
Details:
Notes: Generator star point earthing resistance (Re). Used for short circuit data exchange according to IEC 60909<br/>
Public Reactance
  earthingStarPointX
Details:
Notes: Generator star point earthing reactance (Xe). Used for short circuit data exchange according to IEC 60909<br/>
Public CurrentFlow
  ikk
Details:
Notes: Steady-state short-circuit current (in A for the profile) of generator with compound excitation during 3-phase short circuit.<br/>- Ikk=0: Generator with no compound excitation.<br/>- Ikk?0: Generator with compound excitation.<br/>Ikk is used to calculate the minimum steady-state short-circuit current for generators with compound excitation<br/>(Section 4.6.1.2 in the IEC 60909-0)<br/>Used only for single fed short circuit on a generator. (Section 4.3.4.2. in the IEC 60909-0)<br/>
Public Seconds
  manualToAVR
Details:
Notes: Time delay required when switching from Manual to Automatic Voltage Regulation. This value is used in the accelerating power reference frame for powerflow solutions<br/>
Public ReactivePower
  maxQ
Details:
Notes: Maximum reactive power limit. This is the maximum (nameplate) limit for the unit.<br/>
Public Voltage
  maxU
Details:
Notes: Maximum voltage limit for the unit.<br/>
Public ReactivePower
  minQ
Details:
Notes: Minimum reactive power limit for the unit.<br/>
Public Voltage
  minU
Details:
Notes: Minimum voltage  limit for the unit.<br/>
Public Float
  mu
Details:
Notes: Factor to calculate the breaking current (Section 4.5.2.1 in the IEC 60909-0).<br/>Used only for single fed short circuit on a generator (Section 4.3.4.2. in the IEC 60909-0).<br/>
Public SynchronousMachineOperatingMode
  operatingMode
Details:
Notes: Current mode of operation.<br/>
Public PerCent
  qPercent
Details:
Notes: Part of the coordinated reactive control that comes from this machine. The attribute is used as a participation factor not necessarily summing up to 100% for the participating devices in the control.<br/>
Public Resistance
  r
Details:
Notes: Equivalent resistance (RG) of generator. RG is considered for the calculation of all currents, except for the calculation of the peak current ip. Used for short circuit data exchange according to IEC 60909<br/>
Public Resistance
  r0
Details:
Notes: Zero sequence resistance of the synchronous machine.<br/>
Public Resistance
  r2
Details:
Notes: Negative sequence resistance.<br/>
Public Integer
  referencePriority
Details:
Notes: Priority of unit for use as powerflow voltage phase angle reference bus selection. 0 = don t care (default) 1 = highest priority. 2 is less than 1 and so on.<br/><br/>
Public PU
  satDirectSubtransX
Details:
Notes: Direct-axis subtransient reactance saturated, also known as Xd"sat.<br/>
Public PU
  satDirectSyncX
Details:
Notes: Direct-axes saturated synchronous reactance (xdsat); reciprocal of short-circuit ration. Used for short circuit data exchange, only for single fed short circuit on a generator. (Section 4.3.4.2. in the IEC 60909-0).<br/>
Public PU
  satDirectTransX
Details:
Notes: Saturated Direct-axis transient reactance. The attribute is primarily used for short circuit calculations according to ANSI.<br/>
Public ShortCircuitRotorKind
  shortCircuitRotorType
Details:
Notes: Type of rotor, used by short circuit applications, only for single fed short circuit according to IEC 60909.<br/>
Public SynchronousMachineKind
  type
Details:
Notes: Modes that this synchronous machine can operate in.<br/>
Public PerCent
  voltageRegulationRange
Details:
Notes: Range of generator voltage regulation (PG in the IEC 60909-0) used for calculation of the impedance correction factor KG defined in IEC 60909-0<br/>This attribute is used to describe the operating voltage of the generating unit.<br/>
Public Reactance
  x0
Details:
Notes: Zero sequence reactance of the synchronous machine.<br/>
Public Reactance
  x2
Details:
Notes: Negative sequence reactance.<br/>
Element Source Role Target Role
ReactiveCapabilityCurve
Class  
Name: InitialReactiveCapabilityCurve
The default reactive capability curve for use by a synchronous machine.
Name: InitiallyUsedBySynchronousMachines
Synchronous machines using this curve as default.
Details:
 
PrimeMover
Class  
Name: PrimeMovers
Prime movers that drive this SynchronousMachine.
Name: SynchronousMachines
Synchronous machines this Prime mover drives.
Details:
 
ReactiveCapabilityCurve
Class  
Name: ReactiveCapabilityCurves
All available reactive capability curves for this synchronous machine.
Name: SynchronousMachines
Synchronous machines using this curve.
Details:
 
SynchronousMachineDynamics
Class  
Name: SynchronousMachineDynamics
Synchronous machine dynamics model used to describe dynamic behavior of this synchronous machine.
Name: SynchronousMachine
Synchronous machine to which synchronous machine dynamics model applies.
Details:
 
Object Type Connection Direction Notes
SynchronousMachine Class Dependency From  
RotatingMachine Class Generalization To