Unit 1
Electrical Engineering
Introduction to Electrical Power System – different sources of electrical energy (conventional / alternate), Ideal Independent Current and Voltage Sources.
Reference Directions and Symbols; Resistance, Inductance and Capacitance, Series parallel combination of R, L and C Components.
Ohm’s law, Kirchhoff’s law, Energy and Power, Voltage Divider and Current Divider Rules, Network Analysis by Mesh Currents, Nodal analysis.
Faraday’s law of Electromagnetic Induction; Magnetic Circuit Elements; Analysis of magnetic Circuits, Self and Mutual Inductances.
Generation of alternating current, Sinusoidal voltage; Instantaneous, Average and rms values of periodic functions; Peak factor, form factor, Phasor representation of sinusoids, Real and Reactive Power, Power factor
Introduction to Three Phase Systems; Balanced 3-Phase STAR and DELTA connections of Load, Three phase power