EBK ELECTRIC MOTOR CONTROL
10th Edition
ISBN: 9780100784598
Author: Herman
Publisher: YUZU
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Chapter 32, Problem 2SQ
To determine
Explain the method to obtain two speeds from a one-winding motor.
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Exercise 3-12: Find the Thévenin equivalent of the circuit
to the left of terminals (a, b) in Fig. E3.12, and then
determine the current I.
502
502
0.6 Ω
20 V
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Ω
ΣΙΩ
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Figure E3.12
2. Consider following feedback system.
r(t)
e(t)
y(t)
K
G(s)
1
where G(S)
=
s²+as+b
In above, K, a and b are constants. Select the values of K, a and b in a way so that
(i)
(ii)
(iii)
the closed loop system is stable,
steady-state error of the closed-loop system for step input is 0.2,
the closed-loop response has 20% overshoot and 2 seconds as settling time.
Chapter 32 Solutions
EBK ELECTRIC MOTOR CONTROL
Ch. 32 - Prob. 1SQCh. 32 - Prob. 2SQCh. 32 - What will happen if terminals T5 and T6 in Figure...Ch. 32 - Is the motor operating at high speed or low speed...Ch. 32 - Describe the operation of the line diagram in...Ch. 32 - Describe the operation of Figure 325 (B) by adding...Ch. 32 - In Figure 327, the motor cannot be started in high...Ch. 32 - Prob. 8SQ
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