Clic ici pour langue française Ressources
French Language Resources
Power System Analysis

EE-340 Electromechanical Energy Conversion

 

Textbook:         Principles of Electric Machines and Power Electronics,
                         P.C. Sen, John Wiley & Sons, 2nd Ed., 1996.
Instructor:        Hadi Saadat

Catalog Data
Course Schedule
Course Policy and Examinations

Catalog Data

This course provides an introduction to the basic principles of electromechanical energy conversion devices. Topics include magnetic circuits, theory, construction and operation of transformers, performance characteristics and analysis of common rotating machines and their control. The concurrent laboratory work correlates the theoretical principles involved.
(Prerequisite: PH-230, EE-230)

Course Schedule

Week, Day

                    Topics

CH

1        1

Introduction. Ampere’s law Magnetic circuit  concepts and analogies.

1
          2

Magnetic materials, magnetization curve and  magnetic circuit calculations.

1

          3

Hysteresis and eddy-current losses.

1

2        1

Principle of operation and construction of transformer.

2

          2

Transformer reactance and equivalent circuit.

2

          3

Transformer tests, efficiency and regulation.

2

3        1

Auto transformers.

2

          2

Three-phase transformers.

2

          3

Electromechanical energy conversion process. Energy and force in a linear system.

3
4         1 Energy and torque in rotating machines. 3
          2

Energy conversion continued.

3

          3

Test #1 (See Exam. Schedule below)

5        1

Introduction to dc machines, commutator action.

4

          2

emf and torque equations of dc machine.

4

          3

Classification according to forms of excitations,      dc generator characteristics.

4

6        1

DC motor performance and characteristics.

4

          2

DC motor starting and speed control.

4

          3

Introduction to polyphase induction motors and      general design features. Rotating magnetic field.

5

7        1

The induction motor emf's and development of equivalent circuits.

5

          2

Torque and power by use of Thevenin's  theorem,   maximum developed torque.

5

          3

Analysis of the equivalent circuit.

5

8        1

Effects of rotor resistance. Motor classification and  applications.

5

          2

Starting and Speed control of induction motors.

5

          3

Test #2 (See Exam. Schedule below)

9        1

Introduction to polyphase synchronous machine     and general design features.

6

          2

Magnitomotive forces and fluxes due to armature   and field windings, synchronous machine inducances   and equivalent circuit.

6

          3

Open- and short-circuit characteristics, power and   torque characteristics.

6

10       1

Performance of round-rotor synchronous generator

6

          2

Performance of round-rotor synchronous motor. 

6

          3

Types of single-phase induction motor, reluctance and universal motors.

7

11

Final Examination.

  


Examinations:

Two, 1-hour examinations will be given during the course of the term at dates shown below. A two-hour, comprehensive final examination will be given during final exam week.

Problem Assignments:

Every student is expected to solve all the assigned problems. You are expected to keep a neat record for the solution of these assignments.

Exam. Schedule and Grading:

The course grade will be based on the following:

Exam. I  Friday January 9 20%
Exam. II Friday February 6 20%
Final Tuesday February 24(2:00-4:00PM) 30%
Homework   10%
Lab   20%

Top of Page

Site maintained by Hadi Saadat