Mar 29, 2024  
2023-2024 Graduate Academic Catalog 
    
2023-2024 Graduate Academic Catalog [ARCHIVED CATALOG]

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ELE 5447 - Power System Models and Analysis

3 lecture hours 0 lab hours 3 credits
Course Description

This course provides techniques for developing generator, transformer, and transmission line models for steady state analysis. Topics covered include the concepts of complex power, balanced three-phase circuits, transmission line parameters, transmission line performance and compensation, system modeling and per-unit analysis, circuit theory as applied to power systems and load flow analysis, symmetrical components, balanced three-phase faults, unbalanced faults, technical treatment of the general problems of power system stability and its relevance. (prereq: graduate standing)


Course Learning Outcomes
Upon successful completion of this course, the student will be able to:
  • Describe the elements that make up a power system
  • Calculate real and reactive power, direction of power flow, conservation of complex power and power factor correction
  • Create the per-phase representation of the three-phase systems and perform computations
  • Calculate the inductance and capacitance of a transposed transmission line
  • Use line models to obtain the transmission line performance
  • Determine the series and shunt capacitors and shunt reactors required for line compensation
  • Create the basic models of transformers and synchronous generators for the steady-state analysis
  • Use computer techniques and algorithms to obtain transmission line parameters, calculate line performance, calculate line compensation and find solutions load flow problems
  • Understand simplified models of synchronous machines for fault analysis and transient stability problems
  • Calculate the internal voltages of loaded machines under transient conditions
  • Calculate and evaluate currents in a network for balanced three-phase faults
  • Transform unbalanced phasors to their symmetrical components
  • Use symmetrical components for short-circuit analysis of unsymmetrical faults
  • Understand the general problem of power system stability

Prerequisites by Topic
  • Linear circuit analysis
  • Three-phase circuits
  • Basic knowledge of electrical machines and transformers
  • Computer programming

Course Topics
  • Power in AC circuits, complex power
  • Review of three-phase systems
  • Simple models of transformers and generators for steady-state analysis
  • Per-unit systems and impedance diagrams
  • Transmission line parameters
  • Transmission line models, performance and compensation
  • Network solution and the bus admittance matrix
  • Iterative solution of nonlinear algebraic equations
  • Load flow solution by the Newton-Raphson method
  • Tap changing transformers, real and reactive power control
  • Generator modeling
  • Direct formation of the bus impedance matrix
  • Symmetrical three-phase faults 
  • Symmetrical components 
  • Unbalanced fault analysis 
  • Power system stability

Coordinator
Dr. Luke Weber



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