Find the transfer function of the system
Understanding Motor Controls
4th Edition
ISBN:9781337798686
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter54: The Operational Amplifier
Section: Chapter Questions
Problem 7RQ: Name two effects of negative feedback.
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Question
Find the transfer function of the system
Transcribed Image Text:2 + (Kp/Kp)s + (K/Kp)
s(7s +1)(s + 2w,s + w)"
L(s) = Ko Kp-
The objective is to determine the gains Kp, Kj, and Kp to meet the control design
specifications. The phase margin specification can be used to determine a target
damping of the dominant roots yielding
P.M.
0.3,
100
Desired
Pitch
Pitch
Rotor speed
rotor speed
motor and
Turbine
controller
us)
gears
(a)
Controller
Turbine, motor, and gears
FIGURE 9.34
Desired
Ku,
(78 + 1)(s + 2{un +wi)
Rotor speed
rutor speed
(a) Block diagram
model of the wind
turbine system.
(b) Block diagram
for control system
design.
Kp+ L +K,
as)
(b)
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