62 Chapter 2 / Mathematical Modeling of Control Systems
B–2–8.Obtain a state-space representation of the system
shown in Figure 2–35.
B–2–9.Consider the system described by
Derive a state-space representation of the system.
B–2–10.Consider the system described by
Obtain the transfer function of the system.
y =[1 0]B
x 1
x 2
R
B
x# 1
x
2
R = B
- 4
3
- 1
- 1
RB
x 1
x 2
R +B
1
1
Ru
y%+3y$+2y#=u
uys+z
s+p
1
s^2
+
Figure 2–35
Control system.
B–2–11.Consider a system defined by the following state-
space equations:
Obtain the transfer function G(s)of the system.
B–2–12.Obtain the transfer matrix of the system defined by
B–2–13.Linearize the nonlinear equation
z=x^2 +8xy+3y^2
in the region defined by 2x4, 10y12.
B–2–14.Find a linearized equation for
y=0.2x^3
about a point x=2.
B
y 1
y 2
R = B
1
0
0
1
0
0
RC
x 1
x 2
x 3
S
C
x# 1
x# 2
x# 3
S = C
0
0
- 2
1
0
- 4
0
1
- 6
SC
x 1
x 2
x 3
S + C
0
0
1
0
1
0
SB
u 1
u 2
R
y =[1 2]B
x 1
x 2
R
B
x# 1
x# 2
R = B
- 5
3
- 1
- 1
RB
x 1
x 2
R +B
2
5
Ru
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