: Public Class
Created: 07/05/2009 12:39:11
Modified: 21/04/2012 23:21:07
Project:
Advanced:
The class represents IEEE Std 421.5-2005 type AC1A model. The model represents the field-controlled alternator-rectifier excitation systems designated Type AC1A. These excitation systems consist of an alternator main exciter with non-controlled rectifiers.<br/><br/>Reference: IEEE Standard 421.5-2005 Section 6.1.<br/>
Attribute
Public PU
  ka
Details:
Notes: Voltage regulator gain (K<sub>A</sub>).  Typical Value = 400.<br/>
Public PU
  kc
Details:
Notes: Rectifier loading factor proportional to commutating reactance (K<sub>C</sub>).  Typical Value = 0.2.<br/>
Public PU
  kd
Details:
Notes: Demagnetizing factor, a function of exciter alternator reactances (K<sub>D</sub>).  Typical Value = 0.38.<br/>
Public PU
  ke
Details:
Notes: Exciter constant related to self-excited field (K<sub>E</sub>).  Typical Value = 1.<br/>
Public PU
  kf
Details:
Notes: Excitation control system stabilizer gains (K<sub>F</sub>).  Typical Value = 0.03.<br/>
Public Float
  seve1
Details:
Notes: Exciter saturation function value at the corresponding exciter voltage, V<sub>E1</sub>, back of commutating reactance (S<sub>E</sub>[V<sub>E1</sub>]).  Typical Value = 0.1.<br/>
Public Float
  seve2
Details:
Notes: Exciter saturation function value at the corresponding exciter voltage, V<sub>E2</sub>, back of commutating reactance (S<sub>E</sub>[V<sub>E2</sub>]).  Typical Value = 0.03.<br/>
Public Seconds
  ta
Details:
Notes: Voltage regulator time constant (T<sub>A</sub>).  Typical Value = 0.02.<br/>
Public Seconds
  tb
Details:
Notes: Voltage regulator time constant (T<sub>B</sub>).  Typical Value = 0.<br/>
Public Seconds
  tc
Details:
Notes: Voltage regulator time constant (T<sub>C</sub>).  Typical Value = 0.<br/>
Public Seconds
  te
Details:
Notes: Exciter time constant, integration rate associated with exciter control (T<sub>E</sub>).  Typical Value = 0.8.<br/>
Public Seconds
  tf
Details:
Notes: Excitation control system stabilizer time constant (T<sub>F</sub>).  Typical Value = 1.<br/>
Public PU
  vamax
Details:
Notes: Maximum voltage regulator output (V<sub>AMAX</sub>).  Typical Value = 14.5.<br/>
Public PU
  vamin
Details:
Notes: Minimum voltage regulator output (V<sub>AMIN</sub>).  Typical Value = -14.5.<br/>
Public PU
  ve1
Details:
Notes: Exciter alternator output voltages back of commutating reactance at which saturation is defined (V<sub>E1</sub>).  Typical Value = 4.18.<br/>
Public PU
  ve2
Details:
Notes: Exciter alternator output voltages back of commutating reactance at which saturation is defined (V<sub>E2</sub>).  Typical Value = 3.14.<br/>
Public PU
  vrmax
Details:
Notes: Maximum voltage regulator outputs (V<sub>RMAX</sub>).  Typical Value = 6.03.<br/>
Public PU
  vrmin
Details:
Notes: Minimum voltage regulator outputs (V<sub>RMIN</sub>).  Typical Value = -5.43.<br/>
Object Type Connection Direction Notes
ExcitationSystemDynamics Class Generalization To