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May 05, 2024
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HEV 2030 - Electric Motors and Generators
Clock Hours: 165
Delivery Mode on-ground
Course Description: This is an introduction into AC Induction and Permanent Magnetic Electric Machines. The fundamental concepts of electricity and magnetism in AC Motor/Generators and Permanent Magnet Motor/Generators, construction, controllers and functions will be discussed.
Student Learning Outcomes:
- AC Induction Electric Machines
- Describe the construction of rotors and stators
- Explain how mutual induction is used to create a magnetic field in a conductor
- Identify the similarities between a transformer and a motor
- Explain the difference between wye and delta stator wiring
- Explain how current flow through the stator coils produces rotor rotation
- Compare positive, zero and negative slip and explain how they relate to torque
- Describe regenerative braking and explain how a battery pack can be recharged
- Compare the efficiency and torque of slip motor control and vector motor control
- Permanent Magnet Electric Machine
- Explain how the rotor of a permanent machine is different from the rotor of an induction machine
- Describe the shape and function of a permanent magnet as it relates to generating torque
- Explain how torque is controlled by varying the stator electrical current
- Explain why a permanent magnet electric machine is categorized as a synchronous machine
- Define field weakening
- Explain how a field-weakening control strategy works to control regenerative braking power
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