: Public Class
Created: 05/02/2012 11:07:39
Modified: 16/01/2013 11:26:01
Project:
Advanced:
The class represents the Type UEL1 model which has a circular limit boundary when plotted in terms of machine reactive power vs. real power output.<br/><br/>Reference: IEEE UEL1 421.5-2005 Section 10.1. <br/>
Attribute
Public PU
  kuc
Details:
Notes: UEL center setting (K<sub>UC</sub>).  Typical Value = 1.38.<br/>
Public PU
  kuf
Details:
Notes: UEL excitation system stabilizer gain (K<sub>UF</sub>).  Typical Value = 3.3.<br/>
Public PU
  kui
Details:
Notes: UEL integral gain (K<sub>UI</sub>).  Typical Value = 0.<br/>
Public PU
  kul
Details:
Notes: UEL proportional gain (K<sub>UL</sub>).  Typical Value = 100.<br/>
Public PU
  kur
Details:
Notes: UEL radius setting (K<sub>UR</sub>).  Typical Value = 1.95.<br/>
Public Seconds
  tu1
Details:
Notes: UEL lead time constant (T<sub>U1</sub>).  Typical Value = 0.<br/>
Public Seconds
  tu2
Details:
Notes: UEL lag time constant (T<sub>U2</sub>).  Typical Value = 0.05.<br/>
Public Seconds
  tu3
Details:
Notes: UEL lead time constant (T<sub>U3</sub>).  Typical Value = 0.<br/>
Public Seconds
  tu4
Details:
Notes: UEL lag time constant (T<sub>U4</sub>).  Typical Value = 0.<br/>
Public PU
  vucmax
Details:
Notes: UEL maximum limit for operating point phasor magnitude (V<sub>UCMAX</sub>).  Typical Value = 5.8.<br/>
Public PU
  vuimax
Details:
Notes: UEL integrator output maximum limit (V<sub>UIMAX</sub>).<br/>
Public PU
  vuimin
Details:
Notes: UEL integrator output minimum limit (V<sub>UIMIN</sub>).<br/>
Public PU
  vulmax
Details:
Notes: UEL output maximum limit (V<sub>ULMAX</sub>).  Typical Value = 18.<br/>
Public PU
  vulmin
Details:
Notes: UEL output minimum limit (V<sub>ULMIN</sub>).  Typical Value = -18.<br/>
Public PU
  vurmax
Details:
Notes: UEL maximum limit for radius phasor magnitude (V<sub>URMAX</sub>).  Typical Value = 5.8.<br/>
Object Type Connection Direction Notes
UnderexcitationLimiterDynamics Class Generalization To