²é¿´: 1361  |  »Ø¸´: 10
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

lele_719

Òø³æ (СÓÐÃûÆø)

[ÇóÖú] MATLAB³ÌÐòÔËÐÐûÓÐͼ³öÏÖ ÒÑÓÐ3È˲ÎÓë

%λÖøú×ÙÎÊÌâ
clear all
clc
%ÉèÖòÎÊý
alfa=500
beta=10
c=30
%³õʼ״̬
xx=[0 0]

k=0
for ti=0:0.1:20
    k=k+1
   
    s=1
    if s==1
        rin=1     
        drin=0
        ddrin=0
    elseif s==2
        rin=0.5*sin(6*pi*ti)
        drin=3*pi*cos(6*pi*ti)
        ddrin=-18*pi*pi*sin(6*pi*ti)
    end
   
    %ϵͳ״̬·½³ÌÖвÎÊýÉèÖÃ
    a=25+5*sin(6*pi*ti)
    b=133+50*sin(2*pi*ti)
    A=[0 1;0 -a]
    B=[0;b]
   
    e1(k)=rin-xx(1)
    e2(k)=drin-xx(2)
   

    s(k)=c*e1(k)+e2(k)
     

    u=(alfa*abs(e1(k))+beta*abs(e2(k)))*sign(s(k))

    %ϵͳ״̬·½³Ì
    dx(1)=xx(2)
    dx(2)=-a*xx(2)+b*u
   
    %¶¨Òåϵͳ״̬Îó²î
    e1(k)=rin-xx(1)
    e2(k)=drin-xx(2)
    %ϵͳ±Õ»··½³Ì
    de1=e2
    e1=e1+0.1*de1
    de2=ddrin-dx(2)
    e2=e2+0.1*de2
   
    x1(k+1)=xx(1)
    x2(k+1)=xx(2)
end

figure(1)
plot(ti,e1,'r')
axis([0 20 -2 2])




ÉÏÊö³ÌÐòÔËÐкóÎÞ´íÎ󱨾¯µ«Ã»ÓÐͼ³öÏÖ£¬Çë¸ßÊÖ½²½â£¬½ð±ÒÖØÐ»
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

lele_719

Òø³æ (СÓÐÃûÆø)

Ëͺ컨һ¶ä
ÒýÓûØÌû:
3Â¥: Originally posted by anjing1230 at 2015-05-14 15:34:05
Ê×ÏȳÌÐò¾ÍÓдíÎó£¬×îºóÔÚplot֮ǰ£¬ÄãµÄtiÒѾ­ÊÇÒ»¸ö¶¨ÖµÀ²£¬ÄãµÄplot£¨ti,e1£©ÊDz»¿ÉÄÜÓÐͼµÄ£¬Ó¦¸Ã¼ÓÒ»¾ä
tt=0:0.1:20£»
È»ºó»­ttÓëe1µÄͼ
figure(1)
plot(tt,e1,'r')
axis()
ÕâÑù¾ÍÓÐÀ²¡£

ÐÞ¸ÄÁËÖ®ºó³öÏÖͼ£¬µ«ÊÇ Í¼ÊÇÒ»ÌõÊúÖ±µÄÏߣ¬ÇÒ»­e2µÄ»°Ã»ÓÐͼ£¬ÕâÒ»²¿·Ö for ti=0:0.1:20 Öж¨ÒåÁËti µÄ·¶Î§ÁË ¡£

¶ÔMATLAB±à³Ì²»ÊǺÜÊ죬ÄúÄÜÍÆ¼ö±¾ÊéÂð£¿Ã»ÓÐÍ·Ð÷
4Â¥2015-05-14 19:31:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 11 ¸ö»Ø´ð

dfxhys

Òø³æ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Â¥Ö÷£¬ÄãµÄÊý¾Ýµ¥Î»»»Ëãû´¦ÀíºÃ°É£¬×îºóµÄ×ø±êÖ᷶Χ̫С£¬Êý¾ÝÔÚÕâ¸ö·¶Î§Í⣬ÏÔʾ²»³öÀ´
2Â¥2015-05-14 15:33:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

anjing1230

Í­³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Ê×ÏȳÌÐò¾ÍÓдíÎó£¬×îºóÔÚplot֮ǰ£¬ÄãµÄtiÒѾ­ÊÇÒ»¸ö¶¨ÖµÀ²£¬ÄãµÄplot£¨ti,e1£©ÊDz»¿ÉÄÜÓÐͼµÄ£¬Ó¦¸Ã¼ÓÒ»¾ä
tt=0:0.1:20£»
È»ºó»­ttÓëe1µÄͼ
figure(1)
plot(tt,e1,'r')
axis([0 20 -2 2])
ÕâÑù¾ÍÓÐÀ²¡£

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

ÿһÌ춼Ҫѧϰ
3Â¥2015-05-14 15:34:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lele_719

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by dfxhys at 2015-05-14 15:33:22
Â¥Ö÷£¬ÄãµÄÊý¾Ýµ¥Î»»»Ëãû´¦ÀíºÃ°É£¬×îºóµÄ×ø±êÖ᷶Χ̫С£¬Êý¾ÝÔÚÕâ¸ö·¶Î§Í⣬ÏÔʾ²»³öÀ´

Õâ¸ö¸ú×ø±êÖá´óСû¹ØÏµ°É£¿
5Â¥2015-05-14 19:44:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 287Çóµ÷¼Á +4 ³¿»èÏßÓëÐǺ£ 2026-03-19 5/250 2026-03-20 16:42 by Iveryant
[¿¼ÑÐ] 281Çóµ÷¼Á£¨0805£© +14 ÑÌÏ«Ò亣 2026-03-16 25/1250 2026-03-20 15:47 by yuncha
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖÐÄÏ»¯Ñ§337Çóµ÷¼Á +4 niko- 2026-03-19 5/250 2026-03-20 13:49 by ´ÙÌì³É
[¿¼ÑÐ] 279·ÖÇóµ÷¼Á Ò»Ö¾Ô¸211 +9 chaojifeixia 2026-03-19 10/500 2026-03-20 12:29 by lature00
[¿¼ÑÐ] 288Çóµ÷¼Á +15 ÓÚº£º£º£º£ 2026-03-19 15/750 2026-03-19 22:41 by ѧԱ8dgXkO
[¿¼ÑÐ] ÉúÎïѧµ÷¼ÁÕÐÈË£¡£¡£¡ +3 ɽº£Ììá° 2026-03-17 4/200 2026-03-19 21:34 by ÔõôÊÍ»³
[¿¼ÑÐ] Áº³ÉΰÀÏʦ¿ÎÌâ×é»¶Ó­ÄãµÄ¼ÓÈë +9 һѼѼӴ 2026-03-14 11/550 2026-03-19 17:22 by £¡±¾°µÒ»´Î£¡
[¿¼²©] ¶«»ªÀí¹¤´óѧ»¯²Äרҵ26½ì˶ʿ²©Ê¿ÉêÇë +8 zlingli 2026-03-13 8/400 2026-03-19 16:32 by ÇáËɲ»ÉÙËæ
[¿¼ÑÐ] 266Çóµ÷¼Á +5 ÑôÑôÍÛÈû 2026-03-14 10/500 2026-03-19 15:08 by ÑôÑôÍÛÈû
[¿¼ÑÐ] Ò»Ö¾Ô¸Ìì½ò´óѧ»¯Ñ§¹¤ÒÕרҵ£¨081702£©315·ÖÇóµ÷¼Á +11 yangfz 2026-03-17 11/550 2026-03-19 15:06 by houyaoxu
[¿¼ÑÐ] 324·Ö 085600²ÄÁÏ»¯¹¤Çóµ÷¼Á +3 llllkkkhh 2026-03-18 3/150 2026-03-19 14:22 by houyaoxu
[¿¼ÑÐ] Ò»Ö¾Ô¸ Î÷±±´óѧ £¬070300»¯Ñ§Ñ§Ë¶£¬×Ü·Ö287£¬Ë«·ÇÒ»±¾£¬Çóµ÷¼Á¡£ +3 ³¿»èÏßÓëÐǺ£ 2026-03-19 3/150 2026-03-19 13:36 by houyaoxu
[¿¼ÑÐ] Ò»Ö¾Ô¸ÎäÀí²ÄÁÏ305·ÖÇóµ÷¼Á +5 ÏëÉϰ¶µÄÀðÓã 2026-03-18 6/300 2026-03-18 17:53 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +3 ÄÝÄÝninicgb 2026-03-17 3/150 2026-03-18 10:29 by macy2011
[¿¼ÑÐ] 085601Çóµ÷¼Á +4 Du.11 2026-03-16 4/200 2026-03-17 17:08 by ruiyingmiao
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤×¨Ë¶µ÷¼Á +5 heming3743 2026-03-16 5/250 2026-03-17 14:03 by Ó¸ÒÌ«¼àÍõ¹«¹«
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄϾ©´óѧ£¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ì£¬µ÷¼Á +4 Jy? 2026-03-16 4/200 2026-03-17 11:02 by gaoqiong
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] 0856ר˶279Çóµ÷¼Á +5 ¼ÓÓͼÓÓÍ£¡? 2026-03-15 5/250 2026-03-15 11:58 by 2020015
[¿¼ÑÐ] 22408×Ü·Ö284Çóµ÷¼Á +3 InAspic 2026-03-13 3/150 2026-03-15 11:10 by zhq0425
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û