Ejercicios De Diagramas De Bloques

EJERCICIOS RESUELTOS DE REDUCCION DE DIAGRAMAS DE BLOQUES
EJERCICIO A:
10S+5
R(S) 2 C(S)
1
n1=1;
>> d1=1;
>> G1=tf(n1,d1);
>> n2=10;
>> d2=[15];
>> G2=tf(n2,d2);
>> G21=feedback(G2,G1)

Transfer function:
10
--------------
s + 15

EJERCICIO B:
R 5.6x S+3S+5.4 4S(S+2) C


> n1=[5.6,16.8];>> d1=[1,5.4];
>> G1=tf(n1,d1)
Transfer function:
5.6 s + 16.8
---------------------
s + 5.4
>> n2=4;
>> d2=[1,2,0];
>> G2=tf(n2,d2)
Transfer function:
4-----------------
s^2 + 2 s
>> G21=series(G2,G1)
Transfer function:
22.4 s + 67.2
--------------------------------
s^3 + 7.4 s^2 + 10.8 s
EJERCICIO C:
R(S) 10S2+10S 1SC(S)

SS+5

n=10;
>> d1=[1,10,0];
>> n1=10;
>> n2=1;
>> d2=[1,5];
>> G1=tf(n1,d1)
Transfer function:
10
------------------
s^2 +10 s
>> G2=tf(n2,d2)
Transfer function:
1
------------------
s + 5

>> G21=feedback(G2,G1)
Transfer function:
s^2 + 10 s
---------------------------------------
s^3 + 15s^2 + 50 s + 10
>> n3=[1,10,0];
>> d3=[1,15,50,10];
>> n4=1;
>> d4=[1,0];
>> G3=tf(n3,d3)
Transfer function:
s^2 + 10 s------------------------------------------
s^3 + 15 s^2 + 50 s + 10
>> G4=tf(n4,d4)
Transfer function:
1
--------
s
>> G43=series(G4,G3)
Transfer function:
s^2 + 10 s----------------------------------------------
s^4 + 15 s^3 + 50 s^2 + 10 s

>> n5=[1,10,0];
>> d5=[1,15,50,10,0];
>> n6=1;
>> d6=1;
>> G5=tf(n5,d5)
Transfer function:
s^2 + 10 s---------------------------------------------
s^4 + 15 s^3 + 50 s^2 + 10 s
>> G6=tf(n6,d6)
Transfer function:
1
>> G65=feedback(G6,G5)
Transfer function:
s^4 + 15 s^3 + 50 s^2 + 10 s...