Copyright © 2008-2014. All designs and images are the exclusive property of Prof. Francisco M. González-Longatt.

Web Development: Prof. Francisco M. González-Longatt, e-mail: fglongatt@fglongatt.org

Web Development: Prof. Francisco M. González-Longatt, e-mail: fglongatt@fglongatt.org

This section shows main aspects of the module 209SE : Electrical Engineering

The curriculum of this module covers topics associated with electrical engineering.

These topics will include single phase and three phase circuits, transformers, motors and generators.

These topics will include single phase and three phase circuits, transformers, motors and generators.

The intended learning outcomes are that on completion of this module the student should be able to:

1. Analyse and predict the behaviour of RLC circuits in response to transient and alternating voltage excitation

2. Analyse three phase circuits

3. Model magnetic and electric fields as found in common electrical devices e.g. the transformer

4. Specify motor characteristics and design features

5. Specify alternator characteristics and design features

1. Analyse and predict the behaviour of RLC circuits in response to transient and alternating voltage excitation

2. Analyse three phase circuits

3. Model magnetic and electric fields as found in common electrical devices e.g. the transformer

4. Specify motor characteristics and design features

5. Specify alternator characteristics and design features

Relationships between power, reactive power and apparent power factor, principle of conservation of power and reactive power,

reactive power absorbed by capacitors and inductors, phasor representation, power factor correction. Analysis of series and parallel

resonant circuits. Transient conditions in RLC circuits, modelling transients.

Balanced and unbalanced 3 phase circuits, 3 phase phasor representations; power calculations, summation of phase currents;

effects of harmonic components, star to delta transformations.

Electric flux, flux density, field strength, motive force, potential difference, field plotting, dielectric strength, example of insulator

dielectric, forces within electric fields, permittivity. Magnetic, flux, flux density, field strength, potential difference, permeability,

magnetic circuits, magnetic materials, saturation affects, B/H curve, magnetic forces between current carrying conductors, magneto-

motive force.

Principle of action, e.m.f equation, magnetic flux paths within the transformer, useful and leakage flux, equivalent circuit for

transformer, efficiency, regulation, transformer tests, types of transformer, K rating.

Energy conversion process and energy balance. Synchronous machine and alternator. Induction motors, torque speed characteristic

and slip. Cage and Slip ring motors Split phase and Shaded pole motors, efficiency, physical construction. Direct current machines,

motors and generators, general types of machine, e.m.f equations, speed torque chararacteristics, efficiency etc. Physical

construction of electrical machines e.g. stator and rotor design.

Activity Type | Hours | Comments |

Practical Classes and workshop | - | |

Tutorial | - | |

Lecture | - | |

Guuided independent study | - | |

TOTAL | 100 |

TTotal student effort for the module: 100 hours

Comprising 22 hours lectures and tutorials and a 2-hour practical exercise

Comprising 22 hours lectures and tutorials and a 2-hour practical exercise

Assessment Type | Weigth | Exam Length |

Coursework | 30% | |

Exam | 70% | 1.5h |

TOTAL | 100 |

Assessment is through an assignment report (30%) and a 1.5 hour unseen examination (70%).

- Warnes, L. (1998); Electronic and Electrical Engineering-Principles and Practice, 2nd Edition, UK: Macmillan Press Ltd (ISBN 0333743113)

- Cogdell, J.R. (1999); Foundations of Electric Power, UK: Prentice-Hall (ISBN 0139077677)

- Hughes, E. (2008) Electrical and Electronic Technology, 10th Edition Harlow, UK: Pearson Prentice Hall (ISBN 0132060110)

- Cogdell, J.R. (1999); Foundations of Electric Power, UK: Prentice-Hall (ISBN 0139077677)

- Hughes, E. (2008) Electrical and Electronic Technology, 10th Edition Harlow, UK: Pearson Prentice Hall (ISBN 0132060110)

LECTURE 1: Introduction, AC Circuits

LECTURE 2: Phasor representation, real and reactive power

LECTURE 3: PF correction, Resonant circuits

LECTURE 4: Modelling and Simulation

LECTURE 5: 3-phase circuits – star, delta

LECTURE 6: 3-phase power calculation

LECTURE 7: Star-to-delta conversion

LECTURE 8: Modelling and Simulation II

LECTURE 9: Transients in RLC circuits

LECTURE 10: Magnetic field theory

LECTURE 11: B/H curve, Forces

LECTURE 12: DC Machines: Generator

LECTURE 13: DC Machines: Motor

LECTURE 14: Speed-torque characteristics

LECTURE 16: Transformer - principle

LECTURE 17: Equivalent Circuit & regulation

LECTURE 18: Transformer tests

LECTURE 19: Synchronous machine

LECTURE 20: Induction Motor

LECTURE 21: IM – Torque-speed curve

LECTURE 2: Phasor representation, real and reactive power

LECTURE 3: PF correction, Resonant circuits

LECTURE 4: Modelling and Simulation

LECTURE 5: 3-phase circuits – star, delta

LECTURE 6: 3-phase power calculation

LECTURE 7: Star-to-delta conversion

LECTURE 8: Modelling and Simulation II

LECTURE 9: Transients in RLC circuits

LECTURE 10: Magnetic field theory

LECTURE 11: B/H curve, Forces

LECTURE 12: DC Machines: Generator

LECTURE 13: DC Machines: Motor

LECTURE 14: Speed-torque characteristics

LECTURE 16: Transformer - principle

LECTURE 17: Equivalent Circuit & regulation

LECTURE 18: Transformer tests

LECTURE 19: Synchronous machine

LECTURE 20: Induction Motor

LECTURE 21: IM – Torque-speed curve