# Syllabus - BASIC ELECTRICAL ENGINEERING EE 401 - for TU IOE All BE first year first semester

BASIC ELECTRICAL ENGINEERING
EE 401

Lecture       : 3                                                                                                            Year     :  I
Tutorial     : 1                                                                                                            Part      :  I/II
Practical    : 3/2

Course Objectives:            After completion of this course the student will understand the fundamental concept of DC, AC & 3-phase electrical circuits.

1.       General Electric System                                                                                                                                         (6 hours)
1.1.     Constituent parts of an electrical system (source, load, communication & control)
1.2.     Current flow in a circuit
1.3.     Electromotive force and potential difference
1.4.     Electrical units
1.5.     Ohm’s law
1.6.     Resistors, resistivity
1.7.     Temperature rise & temperature coefficient of resistance
1.8.     Voltage & current sources

2.       DC circuits                                                                                                                                                                  (4 hours)
2.1.     Series circuits
2.2.     Parallel networks
2.3.     Krichhhof’s laws
2.4.     Power and energy

3.       Network Theorems                                                                                                                                                (12 hours)
3.1.     Application of Krichhof’s laws in network solution
3.1.1.    Nodal Analysis
3.1.2.    Mesh analysis
3.2.     Star-delta & delta-star  transformation
3.3.     Superposition theorem
3.4.     Thevninn’s theorem
3.5.     Nortan’s  theorem
3.6.     Maximum power transfer  theorem
3.7.     Reciprocity theorem

4.       Inductance & Capacitance in electric circuits                                                                                                  (4 hours)
4.1.     General concept of capacitance
4.1.1.    Charge & voltage
4.1.2.    Capacitors in series and parallel
4.2.     General concept of inductance
4.2.1.    Inductive & non-inductive circuits
4.2.2.    Inductance in series & parallel

5.       Alternating Quantities                                                                                                                                            (2 hours)
5.1.     AC systems
5.2.     Wave form, terms & definitions
5.3.     Average and  rms values of current & voltage
5.4.     Phasor representation

6.       Single-phase AC Circuits                                                                                                                                       (6 hours)
6.1.     AC  in resistive circuits
6.2.     Current & voltage in an inductive circuits
6.3.     Current and voltage in an capacitive circuits
6.4.     Concept of complex impedance and admittance
6.5.     AC series and parallel circuit
6.6.     RL, RC and RLC circuit analysis & phasor representation

7.       Power in AC Circuits                                                                                                                                              (4 hours)
7.1.     Power in resistive circuits
7.2.     Power in inductive and capacitive circuits
7.3.     Power in circuit with resistance and reactance
7.4.     Active and reactive power
7.5.     Power factor, its practical importance
7.6.     Improvement of power factor
7.7.     Measurement of power in a single-phase AC circuits

8.       Three-Phase Circuit Analysis                                                                                                                               (6 hours)
8.1.     Basic concept & advantage of Three-phase circuit
8.2.     Phasor representation of star & delta connection
8.3.     Phase and line quantities
8.4.     Voltage & current computation in 3-phase balance & unbalance circuits
8.5.     Real and reactive power computation
8.6.     Measurements of power  &  power factor in 3-phase system
Laboratory works:
1.       Measurement of Voltage, current& power in DC circuit
Verification of Ohm’s Law
Temperature effects in Resistance
2.       Krichoff’s Voltage & current Law
Evaluate power from V & I
3.       Measurement amplitude, frequency and time with oscilloscope
Calculate & verify average and rms value
Examine phase relation in RL & RC circuit
4.       Measurements of alternating quantities
R, RL,RC circuits with AC excitation
AC power, power factor, VARs, phasor diagrams
5.       Three-phase AC circuits
Measure currents and voltages in three-phase balanced AC circuits
Prove Y-∆ transformation
Exercise on phasor diagrams for  three-phase circuits
6.       Measurement of Voltage, current& power in a three-phase circuit
Two-wattmeter method of power measurement in R, RL and RC three phase circuits
Watts ratio curve
References:
1.       J.R Cogdell, “ Foundations of Electrical Engineering”, printice Hall, Englewood Chiffs, New Jersy, 1990.
2.       I.M Smith,” Haughes Electrical Technology”, Addison-Wesley, ISR Rprint,2000

Evaluation Scheme
The questions will cover all the chapters in the syllabus. The evaluation scheme will be as indicated in the table below:
 Chapter Hours Marks Distribution* 1. 6 10 2. 4 5 3. 12 25 4. 4 5 5. 2 15 6. 6 7. 4 10 8. 6 10

* There may be minor deviation in marks distribution.
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