Introduction to Electrical Systems

Course No.: ES 103

Course Title: Introduction to Electrical Systems

Credits: L-T-P-C: 3-1-0-4

Prerequisites: None

Course contents:

DC circuits: Steady-state analysis, Loop and node analyses, source transformation, star-delta conversion, network theorems to DC circuits, DC circuits: Transient analysis, Natural and forced responses of circuits to DC excitation, AC circuits: Steady-state analysis, Time-domain analysis, Instantaneous power, Phasor analysis, Complex power, Three-phase systems, Instantaneous power, Star and Delta connections, Frequency response analysis, Series and Parallel RLC circuits, Resonance, Bandwidth, Quality factor, Voltage and Current magnification, Magnetization characteristics, Behaviour of iron core to DC and sinusoidal excitations, Hysteresis and, Eddy current losses, Electromagnetic systems: Transformers, Need for transformer, Circuit model of transformer, Auto-transformer, Electromagnetic systems: Rotating machines, Mechanically commutated machine, Induction machine, Power system, Generation, Transmission, Distribution and Costing of electricity

Texts/References:

• Engineering Circuit Analysis William H. Hayt, Jack E. Kemmerly, and Steven M. Durbin, Tata McGraw-Hill edition
• Electric Machinery Fundamentals Stephen J. Chapman, Tata McGraw-Hill edition