1. Electrical circuits can usually be considered as an interconnection of lumped elements. FIGURE Q1 shows a R-L-C circuit where V, is the input voltage source and V, is the output voltage. R1 R2 Vo FIGURE Q1 The equations based on electrical laws are the following: VR = İR R,, VR, = iR, di, ic = V =L- dt dt i=i, = İR, , VR =Vc=V. V =V +Vz +Vcs i=ig +i, Note that the currents and voltages through the elements (capacitor, inductor and resistor) are expressed through the appropriate subscripts. а. Solve a state space representation using the following variables as states: [VRI,İR2). b. Develop an s-domain transfer function for the system using the state space representation obtained in part (a).

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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1.
Electrical circuits can usually be considered as an interconnection of lumped
elements. FIGURE Q1 shows a R-L-C circuit where V, is the input voltage source
and V, is the output voltage.
R1
L.
Vi
R2 Vo
FIGURE Q1
The equations based on electrical laws are the following:
Va = iR R, VR, = R
dV
i, =C
dt
dt
i = i, = ig , VR =Vc=V•
V =V½ +V; +V¢, i=ig, tig
Note that the currents and voltages through the elements (capacitor, inductor and
resistor) are expressed through the appropriate subscripts.
а.
Solve a state space representation using the following variables as states:
[VRI,İR2].
b.
Develop an s-domain transfer function for the system using the state space
representation obtained in part (a).
C.
Select another set of variables as states. Justify your selection. Construct
a state space representation for the same system using the new states.
2
Transcribed Image Text:1. Electrical circuits can usually be considered as an interconnection of lumped elements. FIGURE Q1 shows a R-L-C circuit where V, is the input voltage source and V, is the output voltage. R1 L. Vi R2 Vo FIGURE Q1 The equations based on electrical laws are the following: Va = iR R, VR, = R dV i, =C dt dt i = i, = ig , VR =Vc=V• V =V½ +V; +V¢, i=ig, tig Note that the currents and voltages through the elements (capacitor, inductor and resistor) are expressed through the appropriate subscripts. а. Solve a state space representation using the following variables as states: [VRI,İR2]. b. Develop an s-domain transfer function for the system using the state space representation obtained in part (a). C. Select another set of variables as states. Justify your selection. Construct a state space representation for the same system using the new states. 2
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