Solution Manual for Control Systems Engineering, 8th Edition by Norman S. Nise All Chapters Covered ,Latest Edition,

,
, O N E w w




Introduction
ANSWERS TO REVIEW QUESTIONS w w w




1. Guided missiles, automatic gain control in radio receivers, satellite tracking antenna
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2. Yes - power gain, remote control, parameter conversion; No - Expense, complexity
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3. Motor, low pass filter, inertia supported between two bearings
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4. Closed-loop systems compensate for disturbances by measuring the response, comparing it
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to the input response (the desired output), and then correcting the output response.
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5. Under the condition that the feedback element is other than unity
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6. Actuating signal w



7. Multiple subsystems can time share the controller. Any adjustments to the controller
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can be implemented with simply software changes.
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8. Stability, transient response, and steady-state error
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9. Steady-state, transient w



10. It follows a growing transient response until the steady-state response is no longer visible.
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The system will either destroy itself, reach an equilibrium state because of saturation in
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w driving amplifiers, or hit limit stops.
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11. Natural response w



12. Determine the transient response performance of the system.
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13. Determine system parameters to meet the transient response specifications for the system.
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14. True
15. Transfer function, state-space, differential equations
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16. Transfer function - the Laplace transform of the differential equation
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State-space - representation of an nth order differential equation as n simultaneous first-order
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w differential equations w



Differential equation - Modeling a system with its differential equation
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SOLUTIONS TO PROBLEMS w w



50 volts w

1. Five turns yields 50 v. Therefore K =
w w w w w w w = 1.59
5 x 2
w

w w

w rad

Copyright w © w w 2011 w by w John w Wiley w & w Sons,
w Inc.

, 1-2 Chapter 1:
w w

w Introduction




2.


Desired Temperature Voltage Actual
Fuel
wtemperatur wdifference difference
w
temperature
wflow w

e
+ w
Amplifier
w
Thermostat Heater
wand


- wvalves




3.


Desired Input Error Aileron Roll Roll
wroll wvoltag wvoltag wpositio wrat angl
w

wangl e e n e e
e +
control
s -




4.
Input
Speed
Desired wvoltag Actual
wError Motor
wspeed
e wspee
wvoltag wand
transducer Amplifier d
+ e wdrive


system
- Dancer
Dancer
wpositio
wdynamic
n
Voltage sensor s
proportiona
w


l
to wactual wspeed




Copyright w © w w 2011 w by w John w Wiley w & w Sons,
w Inc.