Electric Motor Control
10th Edition
ISBN: 9781133702818
Author: Herman
Publisher: CENGAGE L
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Question
Chapter 58, Problem 7SQ
To determine
List the primary characteristics of a stepper motor.
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DC motors are often used as the main actuator within control andmechatronics systems.a) Explain why DC motors are so common in this field of engineering, what are their advantages and disadvantages?b) Often DC motors are required to operate in both forward and reverse directions. Explain using sketches how this functionality can be achieved.
(i) What is a stepper motor? (ii) Draw the construction diagram of stepper motor. (iii) Explain the working of stepper motor.
Derive the transfer function of Armature controlled DC shunt motor
Chapter 58 Solutions
Electric Motor Control
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Similar questions
- Briefly explain the construction and operation of a DC Shunt motor.arrow_forwardWhat are the applications of vibration motor and Vacuum Pump in Mechatronics systems?arrow_forwardQ4: Explain the meaning of the Torque-Speed characteristics of the stepper motor from the driver design point of view?arrow_forward
- explain the requirement of a DC Motor to be selected as a drive motor for Electric Traction.arrow_forwardwhat is the difference between brushless DC motor and brush DC motor and stepper motor ?arrow_forwardWhat is the condition of a unipolar stepper motor if the resistance reading is always low?arrow_forward
- Q.) Explain wave stepping and full stepping in stepper motor control. What is the main difference between them ...?arrow_forward[Electrical Machines and Power System] Discuss two design considerations when selecting a stepper motor.arrow_forwardDiscuss the potential risks to the operation of a DC motor associated with the application of a full voltage when the machine is stationary. Give a brief analysis of a possible mitigating technique to the above problem.arrow_forward
- 2pole ,225v ,DC shunt motor develops an output power of 22KW , if Ra=.05 ohms and Rsh =85 ohms ,the armature current is?arrow_forwardThe armature terminal voltage of a separately-excited DC motor increases while the field current and the load are held constant, will the speed of the motor increase or drop?arrow_forwardA shunt generator supplies a full-load current of 100 A at 110 V. The shunt field resistance is 55 ohms and stray losses are 500 W. If the machine efficiency at full-load is 86%, calculate the armature resistance.arrow_forward
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