mirror of
https://github.com/ra3xdh/qucs_s
synced 2025-03-28 21:13:26 +00:00
50 lines
1.3 KiB
Matlab
50 lines
1.3 KiB
Matlab
% asynchronous_boost_converter_example.m
|
|
%
|
|
%
|
|
|
|
cd(fileparts(which('asynchronous_boost_converter_example.m')));
|
|
|
|
tstart = 0;
|
|
n = 100;
|
|
tend = 5e-4;
|
|
|
|
%% fixed-step synchronous solver test
|
|
|
|
clear qtr_async1
|
|
|
|
% create a new asynchronous solver object from a netlist
|
|
qtr_async1 = asynctrcircuit('boostconverter.net');
|
|
|
|
% initialist the simulation
|
|
qtr_async1.init(tstart, (tend - tstart) / (10 * n));
|
|
|
|
% get the number of nodes
|
|
N = qtr_async1.getn;
|
|
|
|
% get the number of voltage sources
|
|
M = qtr_async1.getm;
|
|
|
|
% choose some time points
|
|
T1 = linspace(tstart, tend, n)';
|
|
% initialise storage for the solution
|
|
Y1 = zeros(numel(T1), M+N);
|
|
% get the initial solution
|
|
Y1(1, 1:(N+M)) = qtr_async1.getsolution();
|
|
% step through time solving the circuit
|
|
for ind = 2:numel(T1)
|
|
|
|
% accept the step into the solution history
|
|
qtr_async1.acceptstep(T1(ind));
|
|
|
|
% get the node voltages and currents at the current time
|
|
Y1(ind, 1:(N+M)) = qtr_async1.getsolution();
|
|
|
|
end
|
|
|
|
% plot the node voltages and branch currents
|
|
figure;
|
|
AX = plotyy(T1 * 1000, Y1(:,1:N), T1 * 1000, Y1(:,((N+1):(N+M))));
|
|
title ('Boost Converter', 'FontSize', 14)
|
|
xlabel('Time (ms)', 'FontSize', 14)
|
|
set(get(AX(1),'Ylabel'),'String','Node Voltages', 'FontSize', 14)
|
|
set(get(AX(2),'Ylabel'),'String','Branch Currents', 'FontSize', 14) |