Yeshwantrao Chavan College of Engineering(Hingna Road, Wanadongri, Nagpur)

Department Of Electrical EngineeringName of the Programme: B.E. (Electrical Engineering)

Session: 2015 – 2016 Term: even

Semester: Second Section: E

Course Title: Electrical Engineering

Course Code: EL-1101================================================================================

C O N T E N T SPage No.

A) Faculty Details ……………………..………..…………………..……………………….(02)

B) Course Details ……………………………………………………………………..…….(02)

C) Course Prerequisites ……………………..…..……….………………………………...(02)

D) Course Schedule …………………………………………………………………..…….(02)

E) Programme Educational Objectives (PEOs) ……………………………..…………..(03)

F) Programme Outcomes (POs) ……………………………………..………….………...(03)

G) Program Specific Program Outcomes (PSPO) …………………………..…………..(04)

H) Course Objectives …………………………………………………………...……….....(04)

I) Course Outcomes ………………………………………….…………………..………....(04)

J) Syllabus ……………………………………………………………………….…………..(05)

K) Textbook ……………………………………………………………………..……….…..(07)

L) Reference Books …………………………………………………………......………....(07)

M) Teaching Plan …………………….……………………………………..……………....(08)

N) Tutorials …………………………………………………………………..…………..…..(10)

O) Teaching Methodology …………………………………………………...……………..(11)

P) Course Assessment ……………………………………………………………………..(11)

Q) Suggestions ……………………………………………………………………..……….(11)

1

Course Teacher : Mrs. Nisha T. Sahu

Email sahu.nisha11@yahoo.in

Phone : 9970472385

Office : EL 212

Office Hours :

Course Title : Electrical Engineering

Course Code : EL-1101

Credits : 4Course Type : Theory (Core)

Compulsory / Elective : Compulsory

Course Website : http://www.el.ycce.in

This subject gives a general overview of the Electrical Engineering. Brief idea regarding

ac and dc circuits, generation of power, different electrical machines, measurement

techniques of electrical quantities.

Monday -

Tuesday 1 P.M-2P.M

Wednesday 10.00AM-11 A.M

Thursday 10.00AM-11 A.M

Friday

Saturday 11.00 AM - 02.00 PM

2

Lecture: 3 hrs / week.

Sr. No. Day Time Room No.

1 Monday 3 P.M-4P.M NSC-009

2 Thursday 1 PM – 2PM NSC-009

3 Friday 12-1PM NSC-009

Tutorial: 1 hr / week

Sr. No.

Tutorial

Batch

Roll Nos.

Day Time Room No. Faculty

1 TUT-1 1-36 Tuesday12Noon

– 1PMNSC-009

(a) Prof.N.T.Sahu

(a) Prof. Ms.M.V.Marodkar

Attainable Program Educational Objectives (PEOs) through this course are:

1. To prepare students to succeed in employment, profession and/or

to pursue post graduate education in Electrical Engineering

discipline in particular and allied engineering disciplines in general.

2. To provide students with a solid foundation in mathematical,

scientific and engineering fundamentals required in formulating,

analyzing and solving problems in multidisciplinary field in general

and electrical engineering field in particular.

3

Attainable Program Outcomes (POs) through this course are:

a) an ability to apply knowledge of mathematics, science, and

engineering,

b) an ability to design and conduct experiments, as well as to analyze

and interpret data.

d) an ability to function on multidisciplinary teams,

e) an ability to identify, formulate, and solve engineering problems,

i) a recognition of the need for, and an ability to engage in lifelong

learning,

Attainable Program Specific Program Outcomes (POs) through this course

are:

l) ability to demonstrate knowledge, technical skills and problem

solving techniques in power system design and analysis,

m)ability to design, verify, operate and analyze control systems and

electrical drives

The course objectives are:

(1) “Energy is essential to get the work done”. “Electrical energy is the high-

grade energy”. The first statement is the principle and the second one is 4

the fact. One must admit that the modern world cannot run without

electricity.

(2) A life without electricity may be imagined as a living without breathing or

breathing without leaving. It develops the subject on the following board

topics, like Fundamentals Laws, Circuit Theory Concepts, Basic Electrical

Measuring Instruments, and Principles of Electrical Machines.

5

S.

N.

COURSE OUTCOMES

1To predict the behavior of any electrical and magnetic

circuits.

2

To focus on the fundamental concept terminologies of

alternating current, phase & phase difference,

representation of ac quantities by phasor.

3To be conversant with all the instruments used in

laboratory.

4

To understand EMF equation, design of equivalent circuit

of a transformer (machine), calculation of various losses in

a machine.

5

To deal with various fundamental aspects of DC machine.

To identify the type of electrical machine used for that

particular application.

6

To understand the concept of rotating magnetic field in

Induction Motor. The behavior of the motors from the

concept of equivalent circuit & phasor diagram has been

introduced

6

UNIT-1:-D. C. CircuitsBrief Introduction and concept of Electrical Circuits, Active and

Passive Elements, Equivalent Resistance, Series/Parallel, star/delta

and delta/star transformation, power in dc circuits.

Electrical energy sources, Kirchhoff’s Laws, mesh and nodal analysis,

Superposition Principle.

Magnetic Circuits : Concept of magnetic flux, magneto motive force, magnetic field

intensity, magnetic circuit, permeability of free space, relative

permeability, reluctance, permeance, laws governing magnetic

circuits, comparison between electric and magnetic circuits, B-H

curve, leakage flux, core losses.

UNIT –2 Single Phase a.c. Circuits : Generation of an alternating voltage,

emf equation, concept of phase and phase difference, instantaneous,

average and effective values by analytical method, form factor, peak

factor for sinusoidal waveform, phasor diagram, Solution of R. L, C

Series, Parallel, Series/Parallel circuits with phasor diagrams, power

factor, active power, reactive power and apparent power in a.c.

circuit, concept of resonance in series and parallel a.c. circuits. UNIT – 3:- Three Phase a.c. Circuits : Single phase and poly phase

system, advantages of three phase system, Three phase AC

generation, phase sequence, Delta and Star Connections, Line and

7

Phase Quantities, Phasor Diagram, Solution of Three Phase

Balanced Circuits, active, reactive, and apparent power.

Measuring Instruments Introduction to Electrical Measuring Instruments ( indicating,

recording, integrating instrument, principle of operation of instrument

moving coil, moving iron, electrodynamometer, induction)

UNIT – 4Single Phase Transformer: Concept of Mutual Inductance,

Construction, Theory and operation of Single Phase Transformer, emf

equation, equivalent circuits, voltage regulation, losses in transformer,

efficiency, classification of transformers, Concept of open and short

circuit tests, Elementary problems on efficiency and regulation,

Introduction of CT & PT.

UNIT – 5:- D. C. Machines: Principle of DC generator, construction, emf

equation, types of generators and elementary discussion on their

characteristics.

Principle of DC Motor, comparison of motor and generator,

significance of back emf, voltage equation and torque equation of

motor, type of motors and their characteristics, application of motors,

need of starter, speed control of D.C. motor, losses and efficiency

(only theoretical treatment is expected).

UNIT – 6:-Three Phase Induction Motor : Classification of a.c. motors, general

principle of induction motor and its construction, Basic idea of

revolving field, starting torque, condition for maximum starting torque,

torque under running conditions, maximum torque under running

8

conditions, torque slip characteristics. (Only qualitative treatment)

Single Phase Induction Motor : Magnetic field produced by single

phase and two phase a.c. supply, double field revolving theory,

making single phase motor self starting, types of single phase

induction motor, principle of working of capacitor start induction

motor. Application of Electrical Motors in domestic sector (e.g. mixer,

ceiling fan, water pump motor etc.).

(1) Basic Elec Engg,2e,Mittal and MittalTata McGraw-Hill Education, 01-

Sep-2005.

(2) A Textbook of Electrical Engineering, Prof.Sumant Y. Shingare,

ElectroTech Publication Engineering Series. 13-June-2010.

(3) A Textbook of Basic Electrical Engineering, Dr.S.B.Bodkhe and

Dr.N.M.Deshkar, Professional Publishing House Pvt, Ltd. 5-August-2010.

(4) A Textbook of Electrical Technology, Volume-I B.L.Theraja and

A.K.Theraja S.Chand and Company Ltd. Ram Nagar, New Delhi - 110055

(1) Basic Electrical Engineering, Abhijit Chakrabarti, Tata McGraw-Hill

Education, 2009.

(2) Basic Electrical Engineering,V.K.Mehta and Rohit Mehta, S. Chand

Limited, 2008

9

(3) Basic Electrical Engineering,2e,Kothari and Nagrath, D.P.Kothari,

I.J.Nagrath. Tata McGraw-Hill Education, 2001

Lecture No

Unit No Details of Topic to be covered

1

01

D.C.CIRCUITS

Introduction to Electrical Engineering and concepts of

Electric Circuit, Active and Passive Elements viz. voltage

and current sources, resistors, inductors and capacitors

(their definitions and properties)

2Ohm’s law, Concepts of Series/Parallel circuits, Equivalent

Resistance, Current division formula and voltage divider rule

3 Star/delta and delta/star transformation, power in dc circuits.

4 Kirchhoff’s Laws, mesh analysis

5 Nodal analysis, Superposition Principle.

6

01

MAGNETIC

CIRCUITS

Concept of magnetic flux, magneto motive force, magnetic

field intensity, magnetic circuit, permeability of free space,

relative permeability, reluctance, permeance, magnetic field

due to straight current carrying conductor, right hand grip

rule

7

Laws governing magnetic circuits, comparison between

electric and magnetic circuits, Force on current carrying

conductor in a magnetic field, Flemings left hand rule.

8 B-H curve, leakage flux, core losses

902

SINGLE PHASE

A.C. CIRCUITS

Introduction to terms related to alternating quantities,

Generation of an alternating voltage, emf equation

10 Instantaneous, average and effective (rms) values by

analytical method, form factor, peak factor for sinusoidal 10

waveform,

11Representation of sinusoidal quantities by phasor, Concept

of phase and phase difference

12

Current and voltage relations in pure Resistive, Inductive

and Capacitive circuits, active power, reactive power and

apparent power in a.c. circuit, power factor

13 R – L series and R – C series circuits with phasor diagrams

14R – L – C Series circuits with phasor diagrams, concept of

resonance in series a.c. circuits

15R – L – C Parallel circuits with phasor diagrams, concept of

resonance in parallel a.c. circuits.

Mid Semester Examination – I

16

03

THREE PHASE

A.C. CIRCUITS

Introduction to poly phase system, advantages of three

phase system, Generation of three phase alternating

voltages

17

Phase sequence, Interconnection of three phases,

Relationship between Line and Phase Quantities for star

connection, Active, reactive, and apparent power in three

phase star connected circuits, Phasor Diagram

18

Relationship between Line and Phase Quantities for delta

connection, Active, reactive, and apparent power in three

phase delta connected circuits, Phasor Diagram

19 03

MEASURING

INSTRUMENTS

Electrical Measuring Instruments ( indicating, recording,

integrating instrument,

20principle of operation of instrument moving coil, moving iron,

electrodynamometer, induction)

2104

SINGLE PHASE

TRANSFORMER

Definition and classification of transformers, Concept of

Mutual Induction, Principle of operation

22Construction, Concept of ideal transformer, emf equation,

Transformation ratio

23 Rating, Equivalent circuit, Concept of no load current,

11

Transformer on load (using equivalent circuit)

24losses in transformer, Concept of open and short circuit

tests (No numerical), efficiency,

25Concept of voltage regulation, approximate formula,

Elementary problems on efficiency and regulation (contd…)

26Elementary problems on efficiency and regulation,

Introduction to CT & PT.

Mid Semester Examination – II

Lecture No

Unit No Details of Topic to be covered

27

05

D.C.MACHINES.

Principle of DC generator, construction of DC

generator

28Emf equation, types of generators and elementary

discussion on their characteristics.

29Principle of DC motor, comparison of DC motor and

generator

30Significance of back emf, voltage equation and

torque equation of motor,

31type of motors and their characteristics, application

of motors, need of starter,

32Speed control of D.C. shunts motor, losses and

efficiency (only theoretical treatment is expected).

3306

THREE PHASE

I.M.

Classification of a.c. motors, Basic ideas of revolving

field, Synchronous speed,

34

General principle of induction motor, Slip and rotor

current frequency, Elementary problems on slip and

motor speed

35

Construction, Types of three phase Induction Motor,

Concept of starting torque, condition for maximum

starting torque (No derivation),

36 Concept of torque under running conditions,

Condition for maximum torque under running 12

conditions (No derivation), torque slip characteristics

(Only qualitative treatment)

37

06

SINGLE PHASE

I.M.

Magnetic field produced by single phase and two

phase a.c. supply, double field revolving theory

38

Making single phase motor self starting by split

phase method, types of single phase induction

motor, working of capacitor start induction motor

only.

39

Principle and working of Shaded pole I. M.

Application of Electrical Motors in domestic sector

(e.g. mixer, ceiling fan, water pump motor etc.).

End Semester Examination

Note:- As and when required, extra classes will be engaged.

13

Sr. No.

Topic

Week Topic

First Equivalent resistance Series and parallel

Second Star / Delta transformation

Third KCL, KVL, Mesh analysis

Fourth Calculation of Reluctance, mmf and flux in magnetic circuits

Fifth EMF equation, instantaneous value, rms value, peak factor, form factor of sinusoidal waveforms

Sixth Problems on R – L – C series, parallel circuits

Seventh Problems on R – L – C series, parallel circuits

Eighth Problems on three phase AC circuits

Ninth Problems on three phase AC circuits

Tenth Extension of ranges for ammeter and voltmeter

Eleventh Problems on EMF equation, turns ratio of single phase transformer

Twelfth Elementary problems on regulation and efficiency

Thirteenth Problems on EMF equation of DC generator

Fourteenth Problems on Synchronous speed and slip of three phase Induction motor

Note:- Tutorial sheets will be provided in hard format.

14

Assessment is based on the following components:

1) Teacher’s Assessment: 10 MarksGrading is based on the following components that are weighted as

described below:

1) Teacher’s assessment: - 10 marks which is divided as under

a. Home Assignment: - 4 marks

b. Presentation / Test : - 4 marks

c. Attendance: 2 marks

Continuous Assessment: - 40 marks which is divided as under

a. Attendance: - 10 marks

b. Journal: - 10 marks

c. Performance: - 10 marks

d. Viva: - 10 marks

2) Mid Semester Examination – I: 15 MarksBased on Unit - I and II of the syllabus.

3) Mid Semester Examination – II: 15 MarksBased on Unit – III and IV of the syllabus.

4) End Semester Examination: 60 MarksBased on Units – I to VI of the syllabus.

Students are advised to attend all theory and tutorial classes on regular basis. This

will help them in understanding the subject in depth.

Revise the course taught in the class on the same day and complete the homework

given in Theory and Tutorial class on regular basis.

15

Take advantage of office hours. This is time we have set aside to meet with

students. All office hours will be posted on the course website.

Generally, for each hour in the classroom the student should work at least an additional 1.5 hours engaged in self – study (reading, solving problems). This will

help them in mastering the fundamental concepts.

Please do not hesitate to ask about any difficulty during this course.

Any query regarding assessment of course shall be raised with the Course Teacher

within 3 days of announcement of marks.

=============================

Name and Signature of the Faculty : (PROF.Mrs.N.T.Sahu)

16