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Á÷ع1988

гæ (³õÈëÎÄ̳)

[ÇóÖú] ÔöÁ¿Ê½PIDmatlab·ÂÕæ½á¹û³ö²»À´£¬Ôõô»ØÊÂÄØ£¿£¿¼±¼±¼±....ллÁË..

%controler
clear all;
close all;

ts=0.001;
sys=tf(400,[1,50,0]);
dsys=c2d(sys,ts,'z');
dsys
num=[0 0.0001967 0.0001935 ];
den=[2 -1.951  0.9512];
%[mun,den]=tfdata(dsys,'v');
u_1=0.0;u_2=0.0;
y_1=0;y_2=0;
x(1)=0;x(2)=0;x(3)=0;
error_1=0;
error_2=0;
for k=1;1;1000
time(k)=k*ts;

rin(k)=1.0;
kp=8;
ki=0.10;
kd=10;  

du(k)=kp*x(1)+ki*x(2)+kd*x(3);
u(k)=u_1+du(k);

if u(k)>=10
    u(k)=10;
end
if u(k)<=-10
    u(k)=-10;
end
yout(k)=-den(2)*y_1-den(3)*y_2+num(2)*u_1+num(3)*u_2;

error=rin(k)-yout(k);
u_2=u_1;u_1=u(k);
y_2=y_1;y_1=yout(k);

x(1)=error-error_1;
x(2)=error-2*error_1+error_2;
x(3)=error;

error_2=error_1;
error_1=error;
end
plot(time,rin,'b',time,yout,'r');
xlable('time(s)');ylable('rin,yout');_________·ÂÕæ½á¹ûÊÇÊäÈëÊä³ö²ÎÊý¶¼ÎªÁ㣬Çó¸÷λ´óÉñ½â´ð£¬¸Õ¿ªÊ¼Ñ§Ï°»¹Óкܶ಻×㣬ллÁË....
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» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sunshine819

½ð³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÔÚsimulinkÀïʵÏÖÈçºÎ£¿°ÑÔöÁ¿Ê½PID¿ØÖÆÆ÷±à³Éembedded function,ÕâÑùÖÁÉÙ¿ÉÒÔ±£Ö¤Ä£ÐÍÊÇÕýÈ·µÄ£¬·½±ãÅŲé
ÈÕ¹â֮ϽԸ²ÕÞ Ô¹â֮ϽԾÉÃÎ
2Â¥2013-12-05 16:42:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hubery.zhu

½ð³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
xzhdty: ½ð±Ò+1, лл²ÎÓë 2013-12-06 09:41:36
Á÷ع1988: ½ð±Ò+8, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ÎҵĽð±Ò²»Ì«¶à£¬»¹ÓÐÒ»¸öÈËÒ²¸øÎÒ˵ÁË£¬ËùÒÔÎÒÒ²¸øµãµã£¬²»ºÃÒâ˼£¬»ØÀ´ÎÒÓнð±Ò£¬¾Í¸øÄã²¹»ØÀ´¹þ 2013-12-07 15:10:00
%controler
clear all;
close all;

ts=0.001;
sys=tf(400,[1,50,0]);
dsys=c2d(sys,ts,'z');
dsys
num=[0 0.0001967 0.0001935 ];
den=[2 -1.951  0.9512];
%[mun,den]=tfdata(dsys,'v');
u_1=0.0;u_2=0.0;
y_1=0;y_2=0;
x(1)=0;x(2)=2;x(3)=0;
error_1=0;
error_2=0;
for k=1:1:1000
time(k)=k*ts;

rin(k)=1.0;
kp=8;
ki=0.10;
kd=10;  

du(k)=kp*x(1)+ki*x(2)+kd*x(3);
u(k)=u_1+du(k);

if u(k)>=10
    u(k)=10;
end
if u(k)<=-10
    u(k)=-10;
end
yout(k)=-den(2)*y_1-den(3)*y_2+num(2)*u_1+num(3)*u_2;

error=rin(k)-yout(k);
u_2=u_1;u_1=u(k);
y_2=y_1;y_1=yout(k);

x(1)=error-error_1;
x(2)=error-2*error_1+error_2;
x(3)=error;

error_2=error_1;
error_1=error;
end
plot(time,rin,'b',time,yout,'r');
xlabel('time(s)');ylabel('rin,yout');
ϵͳÊÇÕ𵴵ģ¬×Ô¼ºµ÷һϲÎÊý
Ä͵Ãס¼ÅᣬµÖµÄסÓÕ»ó£¬ÓµµÃÁË·±»ª!
3Â¥2013-12-05 18:31:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Á÷ع1988

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by sunshine819 at 2013-12-05 16:42:00
ÔÚsimulinkÀïʵÏÖÈçºÎ£¿°ÑÔöÁ¿Ê½PID¿ØÖÆÆ÷±à³Éembedded function,ÕâÑùÖÁÉÙ¿ÉÒÔ±£Ö¤Ä£ÐÍÊÇÕýÈ·µÄ£¬·½±ãÅŲé

ÒѾ­ÔÚsimulinkÖÐʵÏÖÁË£¬¾ÍÊÇÏë¿´¿´£¬Õâ¸ö³ÌÐòΪʲô²»³öÀ´½á¹û...
4Â¥2013-12-06 10:25:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Á÷ع1988

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
3Â¥: Originally posted by hubery.zhu at 2013-12-05 18:31:48
%controler
clear all;
close all;

ts=0.001;
sys=tf(400,);
dsys=c2d(sys,ts,'z');
dsys
num=;
den=;
%=tfdata(dsys,'v');
u_1=0.0;u_2=0.0;
y_1=0;y_2=0;
x(1)=0;x(2)=2;x(3)=0;
error_1=0;
erro ...

ÊÇPID²ÎÊýÖµµÄÎÊÌâÂ𣿣¿»¹ÊDzÉÑùʱ¼äµÄÎÊÌ⣿£¿Õâ¸ö³ÌÐòÎÒÊÇÔÚmatlabR2010bÖÐÔËÐе쬽á¹ûÊdzÌÐò¿ÉÒÔÔËÐУ¬µ«ÊÇÊä³öµÄͼÐÎÊÇûÓеģ¬Ò²¾ÍÊÇ˵ºá×Ý×ø±ê¶¼Îª0.ÎÒÏëÎÊÒ»ÏÂÎÒÕâ¸ö¾ßÌåÊÇÄĵÄÎÊÌ⣬лл....
5Â¥2013-12-06 10:31:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liuchao0878

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
%controler


ts=0.001;
sys=tf(400,[1,50,0]);
dsys=c2d(sys,ts,'z');
dsys;
num=[0 0.0001967 0.0001935 ];
den=[2 -1.951  0.9512];
%[mun,den]=tfdata(dsys,'v');
u_1=0.0;u_2=0.0;
y_1=0;y_2=0;
x(1)=0;x(2)=0;x(3)=0;
error_1=0;
error_2=0;
for k=1:1000
   
time(k)=k*ts;

rin(k)=1.0;
kp=8;
ki=0.10;
kd=10;  

du(k)=kp*x(1)+ki*x(2)+kd*x(3);
u(k)=u_1+du(k);

    if u(k)>=10
         u(k)=10;
    end
    if u(k)<=-10
         u(k)=-10;
    end
yout(k)=-den(2)*y_1-den(3)*y_2+num(2)*u_1+num(3)*u_2;

error=rin(k)-yout(k);
u_2=u_1;u_1=u(k);
y_2=y_1;y_1=yout(k);

x(1)=error-error_1;
x(2)=error-2*error_1+error_2;
x(3)=error;

error_2=error_1;
error_1=error;
end

plot(time,rin,'b',time,yout,'r');
xlabel('time(s)');ylabel('rin,yout');

LZÄãÊÔÊÔÕâ¸ö¿ÉÒÔÂð
ß÷~
6Â¥2013-12-06 11:07:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liuchao0878

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
Á÷ع1988: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú, àÅàÅ£¬ÎÒ¿´µ½à¶£¬Ð»Ð»Å¶... 2013-12-07 15:11:39
LZÄãµÄ´íÔÚÓÚ
for k=1;1;1000
ÄãÓÃÁË·ÖºÅ
ҪðºÅ²Å¶Ô
for k=1:1000
ß÷~
7Â¥2013-12-06 11:08:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hubery.zhu

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
5Â¥: Originally posted by Á÷ع1988 at 2013-12-06 10:31:58
ÊÇPID²ÎÊýÖµµÄÎÊÌâÂ𣿣¿»¹ÊDzÉÑùʱ¼äµÄÎÊÌ⣿£¿Õâ¸ö³ÌÐòÎÒÊÇÔÚmatlabR2010bÖÐÔËÐе쬽á¹ûÊdzÌÐò¿ÉÒÔÔËÐУ¬µ«ÊÇÊä³öµÄͼÐÎÊÇûÓеģ¬Ò²¾ÍÊÇ˵ºá×Ý×ø±ê¶¼Îª0.ÎÒÏëÎÊÒ»ÏÂÎÒÕâ¸ö¾ßÌåÊÇÄĵÄÎÊÌ⣬лл.......

°ÑÎҵijÌÐòÔËÐÐһϾÍÖªµÀÔ­ÒòÁË
Ä͵Ãס¼ÅᣬµÖµÄסÓÕ»ó£¬ÓµµÃÁË·±»ª!
8Â¥2013-12-06 13:13:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Á÷ع1988

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
8Â¥: Originally posted by hubery.zhu at 2013-12-06 13:13:09
°ÑÎҵijÌÐòÔËÐÐһϾÍÖªµÀÔ­ÒòÁË...

àÅàÅ£¬ÔËÐÐÁË£¬µÄÈ·ÊǶԵġ£ÖªµÀÄÄÓÐÎÊÌâÁË...ллŶ£¡£¡
9Â¥2013-12-07 15:07:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dgtd

гæ (³õÈëÎÄ̳)

yout(k)=-den(2)*y_1+num(2)*u_5  Õâ¸öʽ×ÓÊÇÔõôÀ´µÄ °¡£¿Ð»Ð»
10Â¥2015-10-23 21:40:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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