Module Database Search
MODULE DESCRIPTOR | |||
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Module Title | |||
Electrical Machines and Drives | |||
Reference | EN4562 | Version | 2 |
Created | November 2022 | SCQF Level | SCQF 10 |
Approved | June 2022 | SCQF Points | 15 |
Amended | August 2023 | ECTS Points | 7.5 |
Aims of Module | |||
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To provide the student with the ability to analyse the steady-state operation and performance of AC and DC drive systems. |
Learning Outcomes for Module | |
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On completion of this module, students are expected to be able to: | |
1 | Examine the steady-state characteristics of induction machines. |
2 | Execute the 2-axis method to analyse the performance of 3-phase synchronous machines. |
3 | Operate power electronic converters to AC and DC drive systems. |
4 | Argue the operation of AC drive systems as applied to 3-phase induction motors. |
5 | Critique the design and analysis of the induction motor and DC drive characteristics in the laboratory and/or simulation setup. |
Indicative Module Content |
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Induction machines: three-phase induction motor principles, derivation of equivalent circuit, torque-speed performance equations based on the equivalent circuit, determining equivalent circuit parameters, starting arrangements. Single-phase motors; analysis of the steady-state operation of single-phase induction motors, starting arrangements. Synchronous machines. Principles of operation, application, and analysis, motor and generator equivalent circuit and phasor diagrams, power & torque characteristics. AC Motor Drives: Induction motor speed control principles, principles of braking and regeneration operation modes, slip energy recovery, variable-voltage, variable-frequency supplies. DC motor drives; phase controlled rectifiers, application to speed control of dc motors, dc choppers, quadrant operation, braking, and reversing operations. Single and three-phase inverters, voltage and current source inverters, Output voltage control of single-phase inverters, quasi square-wave inverters, sinusoidal PWM control. Single and three-phase AC voltage controllers, thyristor-based static VAR compensators, harmonics, the effects of harmonics, and harmonic mitigation methods. |
Module Delivery |
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This is a lecture-based module supplemented by tutorials, laboratory work and student centred learning. |
Indicative Student Workload | Full Time | Part Time |
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Contact Hours | 40 | 40 |
Non-Contact Hours | 110 | 110 |
Placement/Work-Based Learning Experience [Notional] Hours | N/A | N/A |
TOTAL | 150 | 150 |
Actual Placement hours for professional, statutory or regulatory body |   |   |
ASSESSMENT PLAN | |||||
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If a major/minor model is used and box is ticked, % weightings below are indicative only. | |||||
Component 1 | |||||
Type: | Coursework | Weighting: | 40% | Outcomes Assessed: | 5 |
Description: | Laboratory experiments supplemented with quizzes and submitted research work. | ||||
Component 2 | |||||
Type: | Examination | Weighting: | 60% | Outcomes Assessed: | 1, 2, 3, 4 |
Description: | Closed book examination. |
MODULE PERFORMANCE DESCRIPTOR | ||||||||
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Explanatory Text | ||||||||
The module has 2 components, to gain an overall pass a minimum D grade must be achieved in each component. The component weighting is as follows: C1 is worth 40% and C2 is worth 60%. | ||||||||
Coursework: | ||||||||
Examination: | A | B | C | D | E | F | NS | |
A | A | A | B | B | E | E | ||
B | B | B | B | C | E | E | ||
C | B | C | C | C | E | E | ||
D | C | C | D | D | E | E | ||
E | E | E | E | E | E | F | ||
F | F | F | F | F | F | F | ||
NS | Non-submission of work by published deadline or non-attendance for examination |
Module Requirements | |
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Prerequisites for Module | Electrical Power (EN2560) or equivalent |
Corequisites for module | None. |
Precluded Modules | None. |
INDICATIVE BIBLIOGRAPHY | |
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1 | FITZGERALD,A.E.,KINGSLEY,C. and UMANS,S.D., 2014. Electric Machinery. 7th ed. New York : McGraw-Hill. |
2 | WILDI, T., 2013. Electrical Machines, Drives and Power Systems. 6th ed. London: Prentice Hall. |
3 | GURU, B. S. and HIZIROGLU, H. R., 2001. Electrical Machinery and Transformers. 3rd ed. Oxford: Oxford University Press. |
4 | MOORTHI, V.R., 2010. Power Electronics - Devices, Circuits and Industrial Applications Power Electronics. Oxford University Press |
5 | MOHAN. N., UNDERLAND, T.M., ROBBINS, W.P., 2003, Power Electronics Converters, Applications, and Design, 3rd Edition, John Wiley & Sons, Inc. |
6 | BOSE, B. K., 2002. Modern power electronics and AC drives. Prentice Hall PTR |