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function [u]=pid_aw1f1(u1,u2,u3,u4) e=u2; un=u3; us=u4; M=2; switch M case 1 %PID u=e; case 2 %Anti-windup PID umin=0; umax=10; ua=(umin+umax)/2; if

%PID Controler (2001/9/6) close all; ts=0.25; sys=tf(1,[10,2,0]); dsys=c2d(sys,ts,'z'); [num,den]=tfdata(dsys,'v'); u_1=0;u_2=0; y_1=0;y_2=0; x=[0,0,0]'; error_1=0; for k=1:1:1000

%PID Controler with Partial differential clear all; close all; ts=20; sys=tf([1],[60,1],'inputdelay',80); dsys=c2d(sys,ts,'zoh'); [num,den]=tfdata(dsys,'v'); u_1=0;u_2=0;u_3=0;u_4=0;u_5=0;

/*==================================================================================================== 这是从网上找来的一个比较典型的PID处理程序，在使用单片机作为控制cpu时，请稍作简化，具体的PID 参数必须由具体对象通过实验确定。由于单片机的处理速度和ram资源的限制，一般不采

%PID arithmetic s=tf('s'); G=0.01/(0.005*s^2+0.06*s+0.1001); %Model unchanged t=[0:0.01:3]; Kc=100; %Standard PID Ti=0.5; Td=0.1; Gc=Kc*(1+1/(Ti*s))*(Td*

%PID arithmetic s=tf('s'); G=0.1/(0.1*s^2+1.2*s+1); %Model changed t=[0:0.01:30]; Kc=100; %Standard PID Ti=0.5; Td=0.1; Gc=Kc*(1+1/(Ti*s))*(Td*s+1

%PID arithmetic s=tf('s'); G=0.1/(1.405*s^2+2.37*s+1); %Model changed t=[0:0.01:30]; Kc=100; %Standard PID Ti=0.5; Td=0.1; Gc=Kc*(1+1/(Ti

#include #include #include #include #include int main() { int pipe_fd[2]; pid_t pid; char buf_r[100]; char* p_wbuf; int r_num;

#include #include #include #include #include int main() { pid_t pid; int ret; if((pid=fork())

#include #include using namespace std; typedef struct student{ string useid; int pid; }; string pname[100]; student stu[10000]; string temp=""; int counts[100