singlecontrol.m

过程系统建模和PID整定ggg gjkjkjjjhgg g 、

clear all;
close all;
clc

wwa=load('wwa90');                                %  单水槽系统开环数据加载  

figure;
plot(wwa(:,1),wwa(:,2),wwa(:,1),wwa(:,3))    %  阶跃响应曲线
title('单水槽阶跃响应曲线（未处理）')
grid;
xlabel ('Time(s)');
ylabel('Respones(V)')

M = 75;                                      %移动平均滤波器M=75
b = ones(M,1)/M;
[y1,delay] = filter(b,1,wwa(:,2));
figure;

plot(wwa(:,1),y1,wwa(:,1),wwa(:,3))
grid;
xlabel ('Time(s)');
ylabel('Respones(V)')
title('移动平均滤波器（M=75）处理')


y2 = medfilt1(wwa(:,2),75);                 % Median filtering
figure;
plot(wwa(:,1),y2,wwa(:,1),wwa(:,3));
grid;
xlabel('Time(s)');ylabel('Respones(V)');
title('中值滤波器处理');


[K,T]=setmod(y1,wwa,2)