fm_upfc.m

这是一个很适合研究和学习用的电力系统仿真软件

function  fm_upfc(flag)
% FM_UPFC define Unified Power Flow Controller - UPFC
%
% FM_UPFC(FLAG)
%       FLAG = 1 algebraic equations
%       FLAG = 2 algebraic Jacobians
%       FLAG = 3 differential equations
%       FLAG = 4 state matrix
%       FLAG = 5 non-windup limits
%
%Author:    Hugo M. Ayres (revised by Federico Milano)
%Date:      18-Feb-2006
%Version:   1.0.0
%
%E-mail:    [e-mail]
%E-mail:    [e-mail]
%Web-site:  http://thunderbox.uwaterloo.ca/~fmilano
%
% Copyright (C) 2006 Hugo M. Ayres & Federico Milano

global Upfc

switch flag
 
 case 0
  
  Upfc = setx0(Upfc);
  
 case 1 % algebraic equations
  
  Upfc = gcall(Upfc);
  
 case 2 % Jacobians of active & reactive powers

  Gycall(Upfc)
  
 case 3 % differential equations

  fcall(Upfc)

 case 4 % Jacobians of state variables

  Fxcall(Upfc)
  
 case 5 % non-windup limiters

  windup(Upfc)
  
end