input.m

load flow algorithm, with entering bus data and line data it solves the load flow with newton method

% Input file for power flow program
clear; clc;
basemva=100; accuracy = 0.001; maxiter =100;
%busdata=[bus no , buscode, voltage magnitude, phase angle, load MW, load
%MVA, generated MW, generated MVA]
busdata=[1 1 1.05  0  0  0   99.8244   0 0 500   0;
         2 2 1.05  0  0  0   135   0 0 500   0;
         3 2 1.07  0  0  0   65.1756   0 0 500   0;
         4 0 1.0   0 100 100   0   0 0   0   0;
         5 0 1.0   0 100 100   0   0 0   0   0;
         6 0 1.0   0 100 100   0   0 0   0   0];
%linedata=[from bus, to bus, line resistance, line reactance, one-half of
%the line charging susceptance, 1 for transmission line or transformer tap
%setting]
linedata=[1  2  0.10  0.20  0.02    1;
          1  4  0.05  0.20  0.02    1; 
          1  5  0.08  0.30  0.03    1; 
          2  3  0.05  0.25  0.03    1; 
          2  4  0.05  0.10  0.01    1; 
          2  5  0.10  0.30  0.02    1; 
          2  6  0.07  0.20  0.025   1; 
          3  5  0.12  0.26  0.025   1; 
          3  6  0.02  0.10  0.01    1; 
          4  5  0.20  0.40  0.04    1; 
          5  6  0.10  0.30  0.03    1]; 

Lfybus
Lfnewton
Busout
Lineflow