- Explain the concepts of force, inertia, speed, and torque
- Explain the difference between work and power
- Convert horsepower to kilowatts
- Describe the construction of a squirrel cage AC motor
- Describe the operation of a rotating magnetic field
- Calculate synchronous speed, slip, and rotor speed
- Plot starting torque, pull-up torque, breakdown torque, and full-load torque on a NEMA B motor speed-torque curve
- Describe the information displayed on a NEMA motor nameplate
- Identify important motor derating factors
- Describe the interrelationships for the following factors V/Hz, torque, flux, and working current
- Describe the basic functions of the following AC drive circuits: converter, DC link, and inverter
- Describe the operation of the following AC drive components: IGBT and free-wheeling diode
- Explain how varying the pulse width and frequency of a PWM inverter affects motor speed
- List several ways that an AC drive can stop its associated motor
- Explain the difference between single-quadrant and four-quadrant operation
- Explain the potential advantage of a regenerative AC drive design
- Briefly describe each of the following AC drive control types: linear voltage/frequency, quadratic voltage/frequency, multi-point
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