Module overview
Students are not required to have taken ELEC2206 before taking ELEC3211, but it is strongly recommended.
Aims and Objectives
Learning Outcomes
Knowledge and Understanding
Having successfully completed this module, you will be able to demonstrate knowledge and understanding of:
- Understanding of high voltage technology and insulation design in general
Disciplinary Specific Learning Outcomes
Having successfully completed this module you will be able to:
- Apply systematic approach to electrical system design
Subject Specific Intellectual and Research Skills
Having successfully completed this module you will be able to:
- Apply diagnostic tests to examine the quality of insulation
- Understand breakdown mechanisms in solids, liquids and gases
- Analyse transient overvoltages and design protection
Transferable and Generic Skills
Having successfully completed this module you will be able to:
- Apply statistic approach to analyse testing data
Syllabus
Introduction to high voltage engineering
- High voltage transmission/distribution systems
- Overvoltage types and insulation types
- Withstand levels, S curves; insulation coordination.
Breakdown mechanisms in solids, liquids, gases and vacuum
- High voltage transmission/distribution systems
- Overvoltage types and insulation types
Testing and Weibull statistics
- Non-destructive testing of apparatus; insulation resistance, tan δ, partial discharge
- Measurements
- Destructive testing: short term breakdown test, life testing, accelerated life testing.
- Weibull statistics.
System overvoltages
- Occurrence and characteristics, power frequency and harmonics, switching
- Lightning overvoltages; transient calculations, Bewley lattice diagrams, wave tables
- Attenuation and distortion of surges; overvoltage protection devices, rod and expulsion gaps; surge diverters
Circuit breakers
- Types
- General principles of operation.
High voltage generators
- Impulse generators
- Cascaded transformers and series resonant circuits
- Rectifier circuit and Cockcroft-Walton cascade circuits
High voltage measurements
- Electrostatic meters
- Impedance dividers: resistive dividers and capacitive dividers
- Digital techniques
Learning and Teaching
| Type | Hours |
|---|---|
| Lecture | 36 |
| Revision | 10 |
| Follow-up work | 18 |
| Tutorial | 6 |
| Preparation for scheduled sessions | 18 |
| Wider reading or practice | 60 |
| Completion of assessment task | 2 |
| Total study time | 150 |
Resources & Reading list
Textbooks
(2000). High Voltage Engineering Fundamentals.
Assessment
Summative
This is how we’ll formally assess what you have learned in this module.
| Method | Percentage contribution |
|---|---|
| Final Assessment | 100% |
Referral
This is how we’ll assess you if you don’t meet the criteria to pass this module.
| Method | Percentage contribution |
|---|---|
| Set Task | 100% |
Repeat
An internal repeat is where you take all of your modules again, including any you passed. An external repeat is where you only re-take the modules you failed.
| Method | Percentage contribution |
|---|---|
| Set Task | 100% |
Repeat Information
Repeat type: Internal & External