Introduction to Electrical Power System - Ideal Independent Current and Voltage Sources - Reference Directions and Symbols – Resistance - Inductance - Capacitance - Ohm’s law, Kirchhoff’s law - Energy and Power - Series parallel combination of R,L and C Components - DC Series - Parallel Circuits - Voltage Divider and Current Divider Rules - Superposition Theorem - Network Analysis - Mesh and Node methods - Generation of sinusoidal voltage – Instantaneous - Average and effective values of periodic functions - Phasor representation.
Reactance and Impedance - Response in RLC circuits to sinusoidal voltage - Real and Reactive Power - Power factor - Complex Power and Power Triangle: Introduction to Three Phase Systems - Balanced 3-Phase STAR and DELTAconnections of Load - Three phase power.
Measuring Instruments for AC and DC quantities: Instruments to measure Voltage – Current - Power and Energy - Electromagnetic Induction - Magnetic Circuit Elements - Self and Mutual Inductances - Classification and Applications of Electrical Machines – Torque - Output Power and Efficiency. 3-Phase Induction Motor: Principle of operation – Slip – Torque - Speed relation. Single Phase and Three Phase Transformers - Principle of Operation - Turns ratio and connections.