[PDF] LESSON PLAN - SRM University

26766_3MH0203(1).pdf

DEPT. OF ELECTRICAL & ELECTRONICS ENGG

FACULTY OF ENGINEERING & TECHNOLOGY

SRM UNIVERSITY

LESSON PLAN

Subject Code : MH0203

Subject Name : Electrical Engineering

Branch : Mechatronics

Year : II

Semester : III

Staff Name : Ms.C.Anuradha

Duration : 2011 - 2012 (ODD)

EXPECTED LEARNING OUTCOME

Understand about the network elements, types of networks & analysis of complex circuits using Mesh current & Nodal voltage method. Gain knowledge about the solution methods of AC and DC circuits Enable the students to have a through knowledge of the working principle and characteristics of all electrical machines.

COURSE CONTENT

MH0203 - ELECTRICAL ENGINEERING

Unit - I : Basic of Circuit Analysis

Types of Networks - Sources transformation - Star - Delta transformation - formation of matrix equation and analysis of complex circuits using mesh current & Nodal voltage method for DC and AC circuits. Thevenin's theorem - Norton's theorem - superposition theorem - maximum power transfer theorem - statement, illustration & application to AC & DC circuits.

Unit - II : AC Circuits

Review of basic concepts - solution of RLC circuit - power - power factor and energy relation - series resonance - parallel resonance - Q factor - bandwidth. Three phase star - dalta connections - characteristic equations - phasor diagrams - solution of 3-phase balanced circuits & unbalanced circuits - three phase power measurement using wattmeters.

Unit - III : DC Machines

Review of constructional details - working principle of DC generator - EMF equation - No load & load characteristics of shunt generator - working principle of DC motor - back emf equations for torque & power - characteristics of shunt, series & compound motors - Necessity of starters - speed control (quantitative) treatment only) - power stages - efficiency.

Unit - IV: Transformers

Construction - working principle - emf equation & voltage regulation - vector diagram

3-Phase Induction Motors

Production of rotating magnetic field - torque equation torque - slip characteristics - power stages and efficiency - simple problems - starters & methods of speed control (quantitative treatment only).

Unit - V: Special Machines / Applications

(Quantitative treatment only) Working principle of single phase induction motor - capacitor start & capacitor run motors - Universal motor - stepper motor - servomotor - Synchtonous motor Selection of motors with justifications for the following services - Machine tools - Washing machine - Cranes - Wet Grinder - steel mills - Mixie - Hoist - Electric traction.

SCHEDULE OF LECTURES

Sl.

No. Topic Source

Material Hrs

Reqd Dayorder

1 Unit - I : Basic of Circuit Analysis

Types of Networks - Sources transformation -

Star - Delta transformation

T2, R2,R3

1 Day 3

2

Formation of matrix equation and analysis of

complex circuits ,, 1 Day 5

3 Mech current & Nodal voltage method for DC and

AC circuits ,, 1 Day 5

4

Thevenin's theorem ,, 1 Day 2

5 Norton's theorem ,, 1 Day 3

6 Superposition theorem ,, 1 Day 5

7 Maximum power transfer theorem ,, 1 Day 5

8

Statement, illustration & application to AC & DC

circuits ,, 1 Day 2

1 Unit - II: DC Machines

Review of basic concepts - solution of RLC

circuit

T2, R2,R3

1 Day 3

2 Power - power factor and energy relation ,, 1 Day 5

3 Series resonance ,, 1 Day 5

4

Parallel resonance ,, 1 Day 2

5 Q factor - bandwidth. Three phase star-delta

connections ,, 1 Day 3

6 Characteristic equations ,, 1 Day 5

7 Phasor diagrams ,, 1 Day 5

8 Solution of 3-phase balanced circuits &

unbalanced circuits ,, 1 Day 2

9 Three phase power measurement suing wattmeters ,, 1 Day 3

1 Unit - III: AC Circuits

Review of construction details

T1, R1

1 Day 5

2 Working principle of DC generator ,, 1 Day 5

3 EMF equation - No load & load characteristics of

shunt generator ,, 1 Day 2

4 Working principle of DC motor - back emf ,, 1 Day 3

5 Equations for torque & power ,, 1 Day 5

6 Characteristics of shunt, series & compound

motors ,, 1 Day 5

7 Necessity of starters ,, 1 Day2

8 Speed control ,, 1 Day 3

9 Power stages - efficiency ,, 1 Day 5

1 Unit - IV: Transformers Construction

T1, R1

1 Day 5

2 Working principle - emf equation ,, 1 Day 2

3 Voltage regulation-vector diagram ,, 1 Day 3

3-phase induction motors

4 Production of rotating magnetic field ,, 1 Day 5

5 Torque equation ,, 1 Day 5

6

Torque-slip characteristics ,, 1 Day 2

7 Power stages and efficiency ,, 1 Day 3

8 Simple problems ,, 1 Day 5

9 Starters & methods of speed control T1, R1 1 Day 2

1 Unit - V: Special machines / Applications

Working principle of single phase induction motor

T1, R1

1 Day 3

2 Capacitor start & capacitor run motors ,, 1 Day 5

3 Universal motor ,, 1 Day 5

4 Stepper motor ,, 1 Day 2

5

Servomotor ,, 1 Day 3

6 Synchronous motor selection of motors with

justifications for the following series-machines tools -washing machine ,, 1 Day 5

7 Cranes - wet grinder ,, 1 Day 5

8 Steel mills - mixie ,, 1 Day 2

9 Hoist - electric traction ,, 1 Day 3

Text Books:

1. Theraja B.L., Theraja A.K., A Text book of Electrical technology, Vol.II "AC & DC machines", publication division of Nirja construction & development (p) Ltd., New

Delhi, 1994.

2. Sudhakar, A. and Shyam Mojan, S.P. Circuits and Networks Analysis and Synthesis, Tata McGraw Hill Publishing Co. Ltd., New Delhi, 1994.

Reference Books

1. Raina K.B, Bhattacharya S.K. Electrical Design Estimating & costing, New age international P Ltd., 2001. 2. Muthusubramanian R & Ayyappan K, Circuit theory, Anuradha Publishing P Ltd.,

Tamil nadu 1999.

3. Arumugam & Premkumar, Electric Circuit Theory, Khanna Publishers. 2002.

Prepared by: Approved by:

Date: