Computer Aided Design of Electrical Machines syllabus
2019 PATTERN. This is the 2019 pattern syllabus, the latest SPPU has published on its site for Third Year Electrical Engineering. A 2024 pattern syllabus for this year has not been published there yet, so confirm with your college which pattern applies to you.
303149 · Third Year Electrical Engineering, SPPU 2019 pattern. Every unit, the marks scheme, course outcomes and books, copied from the official syllabus PDF.
Unit-wise syllabus
Transformer Design: Part 1
6 hoursModes of heat dissipation. Heating and cooling curves. Calculations of heating and cooling time constants. Methods of cooling of transformer. Types and constructional features of core and windings used in transformer. Transformer auxiliaries such as tap changer, pressure release valve, breather and conservator. Specifications of three phase transformers as per IS 2026 (Part I). Introduction to computer aided design
Transformer Design: Part 2
6 hoursOutput equation with usual notations, optimum design of transformer for minimum cost and loss. Design of core, estimation of overall dimensions of frame and windings of transformer. Design of tank with cooling tubes.
Performance parameters of Transformer
6 hoursEstimation of resistance and leakage reactance of transformer. Estimation of no-load current, losses, efficiency and regulation of transformer. Calculation of mechanical forces developed under short circuit conditions, measures to overcome this effect. Computer aided design of transformer, generalized flow chart for design of transformer.
Three phase Induction Motor Design:Part1
6 hoursSpecifications and constructional features. Types of ac windings. Specific electrical and magnetic loadings, ranges of specific loadings. Output equation with usual notations. Calculations for main dimensions, turns per phase and number of stator slots.
Three phase Induction Motor Design:Part2
6 hoursSuitable combinations of stator and rotor slots. Selection of length of air gap, factors affecting length of air gap. Design of rotor slots, size of bars and end rings for cage rotor. Conductor size, turns and area of rotor slots for wound rotor.
Performance parameters of Three Phase Induction motor
6 hoursLeakage flux and leakage reactance: Slot, tooth top, zig - zag, overhang. Leakage reactance calculation for three phase machines. MMF Calculation for air gap, stator teeth, stator core, rotor teeth and rotor core, effect of saturation, effects of ducts on calculations of magnetizing current, calculations of no-load current. Calculations of losses and efficiency. Computer aided design of induction motor, generalized flow chart for design of induction motor.
Marks and credits
| Head | Marks | Credit |
|---|---|---|
| ISE (mid-semester exam) | 30 | 3 |
| End-semester exam | 70 |
Course outcomes
- CO1Summarize temperature rise, methods of cooling of transformer and consider IS 2026 in transformer design.
- CO2Design the overall dimensions of the transformer.
- CO3Analyze the performance parameters of transformer.
- CO4Design overall dimensions of three phase Induction motor
- CO5Analyze the performance parameters of three phase Induction motor.
- CO6Implement and develop computer aided design of transformer and induction motor.
Books
Text books
- M. G. Say–Theory and Performance and Design of A.C. Machines,3rd Edition, ELBS London.
- A.K. Sawhney–A Course in Electrical Machine Design, -Dhanpat Rai and sons New Delhi
- K. G. Upadhyay- Design of Electrical Machines, New age publication
- R. K. Agarwal–Principles of Electrical Machine Design, S. K. Katariya and sons.
- Indrajit Dasgupta –Design of Transformers–TMH
Reference books
- K. L. Narang, A Text Book of Electrical Engineering Drawings, Reprint Edition, Satya Prakashan, New Delhi.
- A Shanmuga sundaram,G. Gangadharan, R. Palani,-Electrical Machine Design Data Book,3rd Edition, 3rd Reprint 1988- Wiely Eastern Ltd.,- New Delhi
- Vishnu Murti, “Computer Aided Design for Electrical Machines”, B. S. Publications.
- Bharat Heavy Electricals Limited, Transformers - TMH.
FAQ
How many units are in Computer Aided Design of Electrical Machines?
Computer Aided Design of Electrical Machines (303149) has 6 units: Unit I Transformer Design: Part 1 (6 h); Unit II Transformer Design: Part 2 (6 h); Unit III Performance parameters of Transformer (6 h); Unit IV Three phase Induction Motor Design:Part1 (6 h); Unit V Three phase Induction Motor Design:Part2 (6 h); Unit VI Performance parameters of Three Phase Induction motor (6 h).
What is the marks scheme for Computer Aided Design of Electrical Machines?
The official Electrical Engineering 2019 pattern syllabus lists mid-semester (ISE) for 30 marks and the end-semester exam for 70 marks, for 3 credits.