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Department of Electrical and Computer Engineering
EE 2401 – Electromechanical Systems (3-3-4)
Course Description (catalog):
Magnetic circuits. Single phase transformer and equivalent circuit. Three phase
transformers. Basic concepts of electromechanical energy conversion. DC and AC
machines.
Prerequisite(s): EE 2101 -Electric Circuit Analysis II
Textbook(s) and/or Other Required Materials:
Primary: Chapman, S. J., Electric Machinery Fundamentals, 4th edition, 2005, McGraw Hill.
Supplementary: Class network folder \\
Software: MATLAB
Course Objectives: This course is designed to help the student:
Analyze transformer circuits and describe their practical application in single phase and
three phase systems.
Describe the principle of operation of AC and DC machines.
Analyze the effect of machine parameters on the performance of a given AC or DC
machine in terms of speed, torque, power and efficiency.
Course Outcomes: This course requires the student to demonstrate the ability to:
1. Apply the concepts of magnetic fields to analyze magnetic circuits.
2. Use Faraday’s law to relate magnetic flux and induced voltage in a coil.
3. Derive the equivalent circuit of a real transformer, its efficiency and voltage regulation.
4. Perform the open circuit test and short circuit test to determine transformer parameters.
5. Describe the connection diagrams of auto transformers and three phase transformers and
derive their voltage, current and power equations.
6. Apply the concept of per unit system and perform per unit analysis of single and three
phase circuits containing transformers and loads.
7. Describe the production of induced force on a wire and induced voltage in a conductor
subjected to a moving field.
8. Study DC machine fundamentals, concepts of commutation and armature reaction.
9. Describe the operation of DC generators, DC motors and their equivalent circuits.
10. Analyze the concept of rotating magnetic field, the induced voltage and torque in AC
machines.
11. Describe the principle of operation of synchronous motors and generators, their equivalent
circuit, phasor diagrams and the relationships between speed, power and torque.
12. Describe basic induction motor concepts, equivalent circuit, power, torque and speed
relationships.
Topics Covered and Schedule in Weeks:
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