BANNARI AMMAN INSTITUTE OF TECHNOLOGY, SATHYAMANGALAM
LESSON PLAN
Academic Year : 2013-14Department : EEE Faculty Name : S.BhuvaneswariBranch and Year: BE EEE B & III Semester : VII (odd)Subject : Electrical Machine design Subject Code : 07E701Lecture No.
Unit /TopicTeaching Aids
Unit I - Introduction 1 Major considerations – Limitations – MMF calculation of
various types of electrical machinesPPT & Chalk & Board
2 Net length of Iron – real and apparent flux density of rotating machines
PPT & Chalk & Board
3 Temperature gradient – heat flow in two dimensions – thermal resistivity of winding
Chalk & Board
4 Temperature gradient in conductors placed in slots – thermal rating
Chalk & Board
5 Direct and indirect cooling methods&- basic concepts of computer aided design
Chalk & Board
Unit II - Dc Machines
6 Design of rotating machines – D.C machines output equations – main dimensions- Selection of number of poles
PPT & Chalk & Board
7 Problems PPT & Chalk & Board
8 Armature design PPT & Chalk & Board
9 Design of field poles & field coils - PPT & Chalk & Board
10 Design of Commutator and brushes PPT & Chalk & Board
11 Problems &Program to design main dimensions of DC Machines.
PPT & Chalk & Board
12 Problems Chalk & Board
Unit III - Transformers13 KVA output for single and three phase transformers –
Window space factor – Overall dimensionsPPT & Chalk & Board
14 Temperature rise of Transformers – Design of Tank with & without cooling tubes
PPT & Chalk & Board
15 Optimum design of transformers – Design of chokes PPT & Chalk & Board
Form No.AC04 Rev.No.01 Effective Date: 25.06.2008
BANNARI AMMAN INSTITUTE OF TECHNOLOGY, SATHYAMANGALAM
LESSON PLAN
16 Design of CTs & PTs PPT & Chalk & Board
17 Program to design main dimensions of Transformers. PPT
18 Problems Chalk & BoardUnit IV - Induction Motors
19 Magnetic leakage calculations – Leakage reactance of polyphase machines- Magnetizing current – Output equation of Induction motor – Main dimensions
PPT & Chalk & Board
20 Length of air gap- Rules for selecting rotor slots of squirrel cage machines
PPT & Chalk & Board
21 Design of rotor bars & slots – Design of end ring22 Design of wound rotor & relation between D & L for best
power factorPPT & Chalk & Board
23 Program to design main dimensions of Induction Motors Chalk & Board24 Problems Chalk & Board25 Problems Chalk & Board
Unit V - Synchronous Machines26 Runaway speed – output equations – choice of loadings &
shape of pole facePPT & Chalk & Board
27 Armature design – Armature parameters PPT & Chalk & Board
28 Estimation of air gap length PPT & Chalk & Board
29 Design of rotor –Design of damper winding PPT & Chalk & Board
30 Determination of full load field mmf PPT & Chalk & Board
31 Design of field winding PPT & Chalk & Board
32 Design of turbo alternators PPT & Chalk & Board
33 Rotor design- Program to design main dimensions of Alternators
PPT & Chalk & Board
34 Problems PPT
Textbook: Sawhney, A.K., “A Course in Electrical Machine Design”, Dhanpat Rai & Sons, New Delhi, 1984
References:Form No.AC04 Rev.No.01 Effective Date: 25.06.2008
BANNARI AMMAN INSTITUTE OF TECHNOLOGY, SATHYAMANGALAM
LESSON PLAN
1. Sen, S.K., “Principles of Electrical Machine Designs with Computer Programmes”, Oxford and IBH Publishing Co. Pvt. Ltd., New Delhi, 1987
2. Agarwal R K, “Principles of Electrical Machine Design”, Kataria S K and Sons, New Delhi, 20023. Mittle V N and Mittle A, “Design of Electrical Machines”,Standard Publications and Distributors, New Delhi,
2002
Date :
Sign. of Faculty : _____________________
Sign. of HOD: _____________________
Form No.AC04 Rev.No.01 Effective Date: 25.06.2008
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