Basic Electrical Engineering Notes for SPPU
FE BEE Units 1 to 5 PDF Download
If you are a first year engineering student of Savitribai Phule Pune University (SPPU), these Basic Electrical Engineering Notes are specially prepared to match the latest FE 2024 pattern syllabus. The notes cover all major topics of BEE in a clear, exam-oriented, and easy-to-understand format.
This page provides Unit-wise Basic Electrical Engineering Notes, important formulas, theory explanations, and solved examples. The content is suitable for beginners.
Unit 1 – Elementary Concepts and DC Circuits
Elementary concepts: Resistance, EMF, current, potential difference, Ohm’s Law. Overview of elementary power system showing stages such as Generation, Transmission, and Distribution of electrical energy. DC Circuits: Classification of electrical networks, simplification of networks using series-parallel combinations and star-delta transformation technique, Kirchhoff’s Laws and their applications for network solutions using loop analysis, Superposition Theorem.
Important Topics
- Electrical quantities
- Ohm’s Law
- KCL and KVL
- Series and parallel circuits
- Star-Delta transformation
- Superposition Theorem
Unit 2 – Electromagnetism
Magnetic Circuit: Concept of flux density, field strength, permeability, MMF, reluctance, their units, and relationships. Simple series magnetic circuit, comparison of electric and magnetic circuit. Electromagnetic Induction: Faraday’s Laws of electromagnetic induction, Fleming’s right-hand rule, statically and dynamically induced EMF, self and mutual inductance, coefficient of coupling. Energy stored in magnetic field.
Important Topics
- Basic terms related to electromagnetism
- Series magnetic circuit
- Faraday’s Law of electromagnetic induction
- Self and mutual inductance
- Energy stored in magnetic field
Unit 3 – AC Fundamentals
Generation of single-phase sinusoidal voltages and currents, their mathematical and graphical representation, concept of cycle, period, frequency, instantaneous, peak, average and RMS values, peak factor and form factor. Phase, phase difference, lagging, leading in phase quantities and their phasor representation. Rectangular and polar representation of phasor. Study of AC circuits consisting of pure resistance, pure inductance, pure capacitance.
Line Voltage = √3 × Phase Voltage
Line Current = √3 × Phase Current
Important Topics
- Generation of single-phase sinusoidal voltages and currents
- Phase angle and phase difference
- Rectangular form
- Polar form
- Pure resistance
- Pure inductance
- Pure capacitance
Unit 4 – AC Circuits
Single Phase AC Circuits: Series R-L, R-C and R-L-C circuits, concept of impedance, power factor, phasor diagrams, voltage, current and power waveforms. Concept of active, reactive and apparent power. Resonance in RLC series circuits. Three Phase AC Circuits: Concept of three-phase AC symmetrical system, phase sequence, balanced and unbalanced load. Voltage, current and power relations in three phase balanced star and delta connected loads along with phasor diagrams.
Important Topics
- Practical AC circuit
- RL, RC and RLC circuits
- RLC series resonance
- Three phase AC circuit
- Star connection
- Delta connection
Unit 5 – Introduction to Electric Machines
Single Phase Transformer: Construction, working principle, EMF equation, transformation ratio, rating, types, losses, regulation and efficiency at different loading conditions. Electrical Motors: a) DC Motors: Construction, working principle, types, voltage equation, characteristics and applications. b) Three Phase Induction Motor: Working principle using rotating magnetic field theory, types and applications. c) Single Phase Induction Motor: Construction, working principle of single phase induction motor. Applications of split phase, capacitor start and capacitor run motors.
Important Topics
- Single Phase Transformer
- DC Motor
- Three phase induction motor
- Single phase induction motor
- Split phase induction motor
- Capacitor start and capacitor run motor
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