ELEC 2010 Power and Machines
Credit Points 10
Legacy Code 300052
Coordinator Mahmood Nagrial Opens in new window
Description This unit develops an understanding an understanding of the basic concepts of power and machines, including modern power systems and transformers, in addition to the fundamentals of electromechanical energy conversion. Students will also study magnetic circuits, modern permanent magnet materials and their characteristics, and balanced and unbalanced three-phase power systems.
School Eng, Design & Built Env
Discipline Electrical And Electronic Engineering And Technology
Student Contribution Band HECS Band 2 10cp
Check your HECS Band contribution amount via the Fees page.
Level Undergraduate Level 2 subject
Pre-requisite(s) ELEC 2001 OR
ELEC 2013
Learning Outcomes
- Explain general arrangements of power systems.
- Identify the various types of power stations, distribution systems, cost of operation and protection.
- Analyse magnetic circuits with and without permanent magnet materials
- Analyse magnetically coupled circuits.
- Explain the construction of 3-phase and single phase transformers, their analyses and performance.
- Evaluate basic concepts of energy conversion.
- Understand general arrangements of power systems.
- Gain knowledge of various types of power stations, distribution systems, cost of operation and protection.
- Understand and analyse magnetic circuits with and without permanent magnet materials.
- Understand magnetically coupled circuits.
- Understand the construction of 3-phase and single phase transformers, their analyses and performance.
- Understand basic concepts of energy conversion.
Subject Content
2.Balanced and unbalanced three phase power systems, Single phase and three-phase circuits.
3.General arrangement of a power system, interconnected systems, standard voltage levels.
4.Distribution systems and substations, load characteristics and tariff structure and objectives of system protection and earthing systems.
5.Magnetic circuits with permanent magnets, fundamentals and properties of permanent magnet materials
6.Transformers (Construction, Equivalent circuits, Performance, Losses and efficiency, Voltage regulation and tests of transformers), Determination of equivalent circuit parameters and Three-phase transformers
7.Electromagnetic energy conversion principles; DC and AC machine fundamentals, Practical considerations and design limitations.
Historical Development
Arguments of AC versus DC for widespread usage-examples.
Balanced and unbalanced three phase power systems.
Single phase and three-phase circuits.
General arrangement of a power system.
Interconnected systems, standard voltage levels.
Distribution systems and substations.
Load characteristics and tariff structure.
Objectives of system protection and earthing systems.
Fundamentals and properties of permanent magnet materials.
Magnetic circuits with permanent magnets.
Mutual and leakage inductances.
Construction of transformers.
Equivalent circuits of transformers.
Performance of transformers.
Losses and efficiency of transformers.
Maximum efficiency of transformers.
Voltage regulation and tests of transformers.
Determination of equivalent circuit parameters.
Three-phase transformers, typical connections and phasor group.
Electromagnetic energy conversion principles.
DC machine fundamentals.
AC machine fundamentals.
Practical considerations and design limitations.
Assessment
The following table summarises the standard assessment tasks for this subject. Please note this is a guide only. Assessment tasks are regularly updated, where there is a difference your Learning Guide takes precedence.
| Item | Length | Percent | Threshold | Individual/Group Task |
|---|---|---|---|---|
| Numerical Problem Solving | 1.5 hours | 20 | N | Individual |
| Practical | 3 hours (per practical) | 20 | N | Both (Individual & Group) |
| Final Exam | 2 hours | 60 | N | Individual |
Teaching Periods
Sydney City Campus - Term 1
Sydney City
Day
Subject Contact Peter Lendrum Opens in new window