: Public Class
Created: 02/02/2012 20:55:00
Modified: 23/04/2012 09:03:16
Project:
Advanced:
The class represents IEEE Std 421.5-2005 type AC6A model. The model represents field-controlled alternator-rectifier excitation systems with system-supplied electronic voltage regulators.  The maximum output of the regulator, <b><i>V</i></b><b><i><sub>R</sub></i></b>, is a function of terminal voltage, <b><i>V</i></b><b><i><sub>T</sub></i></b>. The field current limiter included in the original model AC6A remains in the 2005 update.<br/><br/>Reference: IEEE Standard 421.5-2005 Section 6.6. <br/><br/><br/>
Attribute
Public PU
  ka
Details:
Notes: Voltage regulator gain (K<sub>A</sub>).  Typical Value = 536.<br/>
Public PU
  kc
Details:
Notes: Rectifier loading factor proportional to commutating reactance (K<sub>C</sub>). Typical Value = 0.173.<br/>
Public PU
  kd
Details:
Notes: Demagnetizing factor, a function of exciter alternator reactances (K<sub>D</sub>).  Typical Value = 1.91.<br/>
Public PU
  ke
Details:
Notes: Exciter constant related to self-excited field (K<sub>E</sub>).  Typical Value = 1.6.<br/>
Public PU
  kh
Details:
Notes: Exciter field current limiter gain (K<sub>H</sub>).  Typical Value = 92.<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 = 0.214.<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 = 0.044.<br/>
Public Seconds
  ta
Details:
Notes: Voltage regulator time constant (T<sub>A</sub>).  Typical Value = 0.086.<br/>
Public Seconds
  tb
Details:
Notes: Voltage regulator time constant (T<sub>B</sub>).  Typical Value = 9.<br/>
Public Seconds
  tc
Details:
Notes: Voltage regulator time constant (T<sub>C</sub>).  Typical Value = 3.<br/>
Public Seconds
  te
Details:
Notes: Exciter time constant, integration rate associated with exciter control (T<sub>E</sub>).  Typical Value = 1.<br/>
Public Seconds
  th
Details:
Notes: Exciter field current limiter time constant (T<sub>H</sub>).  Typical Value = 0.08.<br/>
Public Seconds
  tj
Details:
Notes: Exciter field current limiter time constant (T<sub>J</sub>).  Typical Value = 0.02.<br/>
Public Seconds
  tk
Details:
Notes: Voltage regulator time constant (T<sub>K</sub>).  Typical Value = 0.18.<br/>
Public PU
  vamax
Details:
Notes: Maximum voltage regulator output (V<sub>AMAX</sub>).  Typical Value = 75.<br/>
Public PU
  vamin
Details:
Notes: Minimum voltage regulator output (V<sub>AMIN</sub>).  Typical Value = -75.<br/>
Public PU
  ve1
Details:
Notes: Exciter alternator output voltages back of commutating reactance at which saturation is defined (V<sub>E1</sub>) equals V<sub>EMAX </sub>(V<sub>E1</sub>).  Typical Value = 7.4.<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 = 5.55.<br/>
Public PU
  vfelim
Details:
Notes: Exciter field current limit reference (V<sub>FELIM</sub>).  Typical Value = 19.<br/>
Public PU
  vhmax
Details:
Notes: Maximum field current limiter signal reference (V<sub>HMAX</sub>).  Typical Value = 75.<br/>
Public PU
  vrmax
Details:
Notes: Maximum voltage regulator output (V<sub>RMAX</sub>).  Typical Value = 44.<br/>
Public PU
  vrmin
Details:
Notes: Minimum voltage regulator output (V<sub>RMIN</sub>).  Typical Value = -36.<br/>
Object Type Connection Direction Notes
ExcitationSystemDynamics Class Generalization To