Module Catalogue 2020/21

EEE2012 : Control and Electrical Machines

  • Offered for Year: 2020/21
  • Module Leader(s): Dr Mohammed Elgendy
  • Lecturer: Dr Andrew Smith
  • Owning School: Engineering
  • Teaching Location: Newcastle City Campus
Semesters
Semester 1 Credit Value: 20
ECTS Credits: 10.0
Pre Requisites
Pre Requisite Comment

N/A

Co Requisites
Co Requisite Comment

N/A

Aims

To introduce students to topics in electrical engineering and control including polyphase circuits; polyphase synchronous machines; polyphase induction machines; three-phase transformers; three-phase distribution systems; electric drives; system modelling and simulation using Matlab/Simulink; analytical and numerical solutions of dynamic systems; transfer functions and time domain response; open loop and closed loop control; PID and root locus based control.

Outline Of Syllabus

Introduction to       dynamic systems and control: System modelling using Ordinary Differential Equations ODEs; modelling of electrical, mechanical and electromechanical systems; introduction to the use of Matlab/Simulink in studying system dynamics.
Analytic and Numerical solution methods of ODEs: first order, second order and higher order systems; analytic methods to solve ODEs; numerical solutions using Matlab/Simulink.
Transfer functions: Laplace transform and s-domain; transfer function; characteristic equation and order; pole-zero map; damping and system stability; final value theorem; transfer functions in Matlab.
Time domain characteristics: response of first order, second order and higher order systems to different types of input; time response characteristics of first and second order systems. Time response using Matlab/Simulink.
Closed loop systems: feedback control; open loop and closed loop transfer function; system type and error constants; steady state error with inputs for different system types.
Root Locus: simple root locus; root locus using Matlab; graphical method; angle and magnitude conditions      
PID control: fundamental operation of PID control; tuning of PID controllers using trial and error, Ziegler Nichols I method, Ziegler Nichols II method and Root Locus method.      
Design Based on Root Locus: Effect of pole/zero placement; Lead Control; Lag Control; Lead - Lag Control.
Polyphase Circuits: Balanced 3 phase circuits, 3 phase phasor representations; summation of currents to zero; neutral; star and delta connections;
Polyphase Synchronous Machines: Production of rotating field by balanced excitation of polyphase windings; concept of synchronous operation; theory of synchronous operation; theory of synchronous machine with uniform airgap. Equivalent circuits, voltage equations, alternative sink and source conventions, typical phasor diagrams, electrical power as a function of load angle; operation characteristics with constant power and varying excitation, relationships to phasor diagrams; torque angle.
Polyphase Induction Machines: Transition from synchronous to asynchronous operation; derivation of exact equivalent circuit; modification of exact equivalent circuit by application of Thevenin’s theorem; relationships between 'rotor current', mechanical power, and torque; condition for torque to be maximum; effect of changing rotor resistance on current and torque characteristics.
Electrical Drives: Review of simple AC drives, 3-phase PWM voltage source inverter; freewheel diode function, dead-time requirements; analogue implementation of 3-phase PWM, constant voltage per hertz control of an induction machine; Basic PM synchronous motor drive.
Three-phase Transformers: 3 phase transformer construction; star and delta connection and effect on primary / secondary voltages and currents; phase shifts; reelected impedance.
Three phase Distribution Systems: 3-phase power system analysis; per-unit system; reasons for per-units; choice of base, single phase representation of balanced polyphase operation.

Learning Outcomes

Intended Knowledge Outcomes

Understand basic theory of control engineering and the system behaviour when subjected to demanded signals.
Knowledge of three term control system compensation, PID.
Knowledge of system stability using time and frequency domain characteristics.
Knowledge of using CAD packages in the analysis and design of dynamic control systems.
An understanding of items of electrical power equipment and systems.
An awareness of Induction and Synchronous AC machines, three-phase transformers, and their construction and operation.
A basic awareness of power systems and operation.

Intended Skill Outcomes

Ability to analyse control systems and AC power equipment and systems.

Teaching Methods

Module leaders are revising this content in light of the Covid 19 restrictions.
Revised and approved detail information will be available by 17 August.

Reading Lists

Assessment Methods

Module leaders are revising this content in light of the Covid 19 restrictions.
Revised and approved detail information will be available by 17 August.

Timetable

Past Exam Papers

General Notes

N/A

Disclaimer: The information contained within the Module Catalogue relates to the 2020/21 academic year. In accordance with University Terms and Conditions, the University makes all reasonable efforts to deliver the modules as described. Modules may be amended on an annual basis to take account of changing staff expertise, developments in the discipline, the requirements of external bodies and partners, and student feedback. Module information for the 2021/22 entry will be published here in early-April 2021. Queries about information in the Module Catalogue should in the first instance be addressed to your School Office.