<?xml version="1.0"?>
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      <title>Lista 03 by Nicolas Souza</title>
      <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f</link>
      <description>Lab de Controle I</description>
      <language>en-us</language>
      <pubDate>2021-09-28 13:49:36 UTC</pubDate>
      <lastBuildDate>2025-02-15 21:01:35 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
      <image>
         <url></url>
      </image>
      <item>
         <title>Scilab</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774708457</link>
         <description><![CDATA[<pre>clc;
clear all

s=%s;

k=1;

MA = syslin('c', k*(s^2-s+2)/(s^2+2*s+1)); 

H = 1

MF = MA/.H

disp("Equação em malha fechada -- K=1")
disp(MF)
disp("Polo da função")
disp(roots(MF.den))

k=2;

MA =  k*(s^2-s+2)/(s^2+2*s+1); 

H = 1

MF = MA/.H

disp("Equação em malha fechada--K=2")
disp(MF)
disp("Polo da função")
disp(roots(MF.den))

k = 5;

MA =  k*(s^2-s+2)/(s^2+2*s+1); 

H = 1

MF = MA/.H

disp("Equação em malha fechada--K=5")
disp(MF)
disp("Polo da função")
disp(roots(MF.den))</pre><div><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-28 13:57:11 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774708457</guid>
      </item>
      <item>
         <title>Scilab</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774709392</link>
         <description><![CDATA[<pre>clc;clear all
s = %s;
k = 1600;
MA = syslin ('c', (k)/(s*(s+7)*(s+11))); 
H=1;
MF = MA/.H;

t=0.1:0.1:100;
u = ones(t)

y=csim(u,t,MF);

plot(t,y)</pre><div><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-28 13:57:27 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774709392</guid>
      </item>
      <item>
         <title>Scilab</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774709664</link>
         <description><![CDATA[<pre><em>//questao numero 3 - lista 3</em>

clc
clear all
s=%s; <em>//declara a variavel complexa s </em>

w=; //alterar para os valores da questão
l=; //alterar para os valores da questão
MA = syslin('c',(w^2 )/(s^2+2*l*w*s +w^2))
H=1;

MF=syslin('c',MA/.H)

d = MF.den 
polosT = roots ( d );
n = MF.num
zerosT = roots ( n );

t=0.1:0.1:100;
y=csim('impuls',t,MF);
plot(t,y)

disp(polosT)
disp(zerosT)</pre><div><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-28 13:57:31 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774709664</guid>
      </item>
      <item>
         <title>Scilab</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774709945</link>
         <description><![CDATA[<div>clc<br>clear all<br><br>s=%s;//Declara a variável complexa s<br><br><br>C=syslin('c',(1)/(s+2));<br>G=syslin('c',(1)/((s^2)+(2*s)+4));<br>H=1;<br>MF=syslin('c',(C*G)/.H)<br>n=MF.num<br>ztf=roots(n);<br>d=MF.den<br>ptf=roots(d)<br>disp("Zeros:")<br>disp(ztf)<br>disp("Polos:")<br>disp(ptf)<br>disp("Sistema em malha fechada")<br>disp(MF)<br>k=0;<br>r = routh_t(MF,k)<br>disp("Criterio de Routh-Hurwitz:")<br>disp(r)<br>disp("")<br>disp("Desta forma podemos entender como um sistema estável, tendo em vista que nao ha variacao do sinal na primeira coluna")</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-28 13:57:36 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774709945</guid>
      </item>
      <item>
         <title>Resposta</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774859735</link>
         <description><![CDATA[<div>&nbsp; "Zeros:"<br><br>&nbsp; &nbsp; []<br><br>&nbsp; "Polos:"<br><br>&nbsp; -2.2224945 + 0.i&nbsp; &nbsp; &nbsp; &nbsp;<br>&nbsp; -0.8887527 + 1.8054424i<br>&nbsp; -0.8887527 - 1.8054424i<br><br>&nbsp; "Sistema em malha fechada"<br><br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br>&nbsp; &nbsp;-------------- &nbsp;<br>&nbsp; &nbsp;9 +8s +4s² +s³ &nbsp;<br><br>&nbsp; "Criterio de Routh-Hurwitz:"<br><br>&nbsp; &nbsp;1.&nbsp; &nbsp; &nbsp;8.<br>&nbsp; &nbsp;4.&nbsp; &nbsp; &nbsp;9.<br>&nbsp; &nbsp;5.75 &nbsp; 0.<br>&nbsp; &nbsp;9.&nbsp; &nbsp; &nbsp;0.<br><br>&nbsp; ""<br><br>&nbsp; "Desta forma podemos entender como um sistema estável, tendo em vista que nao ha variacao do sinal na primeira coluna</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-28 14:34:44 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1774859735</guid>
      </item>
      <item>
         <title>Letra A</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775311717</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/afed3b66423255a36aeec5a561882de9/exercicio_02_a.png" />
         <pubDate>2021-09-28 16:42:55 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775311717</guid>
      </item>
      <item>
         <title>Letra B</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775323808</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/3f90d8f6f5154b34101a69bd9aff9663/exercicio_03_b.png" />
         <pubDate>2021-09-28 16:46:43 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775323808</guid>
      </item>
      <item>
         <title>Letra C</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775324877</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/9870c958b6d01b83478aa0091c001972/exercicio_03_c.png" />
         <pubDate>2021-09-28 16:47:03 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775324877</guid>
      </item>
      <item>
         <title>Scilab</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775334286</link>
         <description><![CDATA[<pre>C = 21/(%s)

P = 1/(%s +2)

MA = C*P

H = 1

MF = MA/.H

t = 0.1:0.1:20

u = ones(t)

y = csim(u,t,MF)

plot(t,y)</pre><div><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-28 16:50:14 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775334286</guid>
      </item>
      <item>
         <title>Letra A</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775337845</link>
         <description><![CDATA[<div>&nbsp; &nbsp; &nbsp;   &nbsp;21&nbsp; &nbsp; &nbsp;&nbsp;<br>&nbsp; &nbsp;---------- &nbsp;<br>&nbsp; &nbsp;21 +2s +s²</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-28 16:51:22 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775337845</guid>
      </item>
      <item>
         <title>Letra B</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775375811</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/a9c55f1273456c5262f2e6e8afcf9784/image.png" />
         <pubDate>2021-09-28 17:03:48 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775375811</guid>
      </item>
      <item>
         <title>Letra C</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775389023</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/67fd59f4a8499df1cb9acdd1ac2e59e6/image.png" />
         <pubDate>2021-09-28 17:08:21 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775389023</guid>
      </item>
      <item>
         <title>Resultado</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775392725</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/8f310ae676c087689dbe8daac5eed6f9/image.png" />
         <pubDate>2021-09-28 17:09:37 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775392725</guid>
      </item>
      <item>
         <title>Conclusão</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775393651</link>
         <description><![CDATA[<div>O sistema é estável para K = 1, como podemos conferir pelas raízes da equação característica. Somente as raízes de K= 1 estão do lado esquerdo do plano</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-28 17:09:56 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775393651</guid>
      </item>
      <item>
         <title>Letra A</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775402618</link>
         <description><![CDATA[<div>Sistema instável&nbsp;<br><br>Polos do sistema para K = 1600:<br>&nbsp; -18.509986 + 0.i&nbsp; &nbsp; &nbsp; &nbsp;<br>&nbsp; &nbsp;0.2549929 + 9.2938048i<br>&nbsp; &nbsp;0.2549929 - 9.2938048i</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/84af59946e6f697198a479d25780cf6c/exercicio_02_a.png" />
         <pubDate>2021-09-28 17:12:52 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775402618</guid>
      </item>
      <item>
         <title>Letra B</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775402889</link>
         <description><![CDATA[<div>Sistema Estável&nbsp;<br>Polos do sistema para K = 1000:<br>&nbsp; -16.939395 + 0.i&nbsp; &nbsp; &nbsp; &nbsp;<br>&nbsp; -0.5303027 + 7.6650353i<br>&nbsp; -0.5303027 - 7.6650353i</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/987464e05cc67ae138f7bbfab4dab0aa/exercicio_02_b.png" />
         <pubDate>2021-09-28 17:12:58 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775402889</guid>
      </item>
      <item>
         <title>Letra C</title>
         <author>nicolasjsouza</author>
         <link>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775403128</link>
         <description><![CDATA[<div>Sistema marginalmente estável<br>&nbsp;<br>Polos do sistema para K = 1386:<br>&nbsp; -18.&nbsp; &nbsp; &nbsp; &nbsp;+ 0.i&nbsp; &nbsp; &nbsp; &nbsp;<br>&nbsp; -5.551D-17 + 8.7749644i<br>&nbsp; -5.551D-17 - 8.7749644i</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1319513578/1c092de363e3b21543102782f1572dee/exercicio_02_c.png" />
         <pubDate>2021-09-28 17:13:03 UTC</pubDate>
         <guid>https://padlet.com/nicolasjsouza/fmidvx9lvak2ei1f/wish/1775403128</guid>
      </item>
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