Basic Electrical Engineering (EET-001)

About Course

Course Objectives:

To explore the engineering knowledge of Electrical, Problem analysis, Design development
and solution, Investigation of complex problems, Modern tool usage, Engineer and society,
Environment and sustainability. To comprehend the effect of electric and magnetic field in
materials,3-phase AC electrical circuits. To understand the Concept of AC/DC machines.

Course Outcomes:
At the end of this course, students will be able to:

1.  Analyze the DC circuits and apply network theorems.
2.  Analyze the 1-phase and 3-phase AC electrical circuits
3. Analyze the magnetic circuits and transformer.
4.  Explain the construction and working principles of basic DC machines and AC machines.
5.  Describe the protection requirements of domestic power system

                                                  Syllabus

UNIT 1: DC Circuits
Electrical circuit elements (R, L and C), voltage and current sources, Kirchoff current and
voltage laws, analysis of simple circuits with dc excitation. Superposition, Thevenin, Norton
Theorems and maximum power transfer theorem. Star to Delta conversion. Time-domain
analysis of first order RL and RC circuits.

UNIT 2: AC Circuits
Representation of sinusoidal waveforms, peak and rms values, phasor representation, real
power, reactive power, apparent power, power factor. Analysis of single-phase ac circuits
consisting of R, L, C, RL, RC, RLC combinations (series and parallel), resonance. Three
phase balanced circuits, voltage and current relations in star and delta connections and power
measurement

UNIT 3: Magnetic circuits and Transformers
Magnetic circuits and materials, BH characteristics, Basic laws of electromagnetism, single
phase transformer. ideal and practical transformer, equivalent circuit, losses in transformers,
regulation and efficiency. Introduction to measurements: PMMC and MI meters.

UNIT 4: Electrical Machines 
Construction and working principle of DC machines, Types of DC
machine, Generation of rotating magnetic fields, Three-phase and single-phase induction
motor Construction, Classification and Principle of Operation, Construction and working
principle of synchronous generators

UNIT 5: Electrical Installations
Generalized layout of Power system, Standard transmission and Distribution Voltages,
Concept of Grid. Introduction to LT Switchgear: Switch Fuse Unit (SFU), MCB, ELCB,
MCCB, Types of Wires and Cables, Earthing. Types of Batteries, Important Characteristics
for Batteries. Elementary calculations for energy consumption