ECE Course Outline

ECE6335

Electric Machinery Analysis (3-0-3)

Prerequisites
ECE 3070
Corequisites
None
Catalog Description
An introduction to the analysis and basic construction principles of rotating electric machines and transformers, including ac synchronous and induction machines and dc machines. Credit is not allowed for both ECE 4335 and ECE 6335.
Textbook(s)
Sarma, Electric Machines, PWS Publishing Co., 1994. ISBN 9780534938437 (required)

Topical Outline
I. Transformers
   A. Single phase transformer review, exciting current
   B. Autotransformers
   C. Regulating transformers
   D. Three phase transformers
 
II. Steady State Synchronous Machines
   A. Review of basic operation
   B. Salient pole machines
   C. Machine windings and winding functions
   D. Machine modelling
      1. Calculation of machine inductances
      2. Open and short circuit tests
      3. Leakage reactance measurement - Potier triangle
      4. Saturation modelling
   E. Permanent magnet machines
   F. Synchronous reluctance machines
   G. Performance characteristics
 
III. Dynamics Of Synchronous Machines
   A. Coupled circuit (DQ) modeling of AC machines
   B. Transient reactances and time constants
   C. Transient parameters
   D. Transient stability
   E. Short circuit and sudden voltage change behavior
      1. Constant flux linkage theorem
   F. Time domain solution
   G. Small signal modeling and block diagram
   H. Control of synchronous machines
 
IV. Induction Machines
   A. Review of basic operation
   B. Wound rotor machines
   C. Squirrel cage machines
      1. Double cage motors
   D. Induction motor tests
   E. Torque and speed
   F. Single phase machines
   G. Linear induction motors
 
V. Steady State DC Machines
   A. Layout and construction
   B. Armature winding layout
   C. Field excitation
   D. Armature reaction
   E. Operating characteristics of DC generators
   F. Operating characteristics of DC motors
 
VI. Dynamics of DC Machines
   A. Dynamic modeling
   B. Dynamic analysis
      1. Separately excited generator
      2. Separately excited motor
      3. Effect of saturation
      4. Time domain analysis
 
VII. Switched Reluctance Machines