Notes for Electrical Power Transmission And Distribution - EPTD by Lohit Sahoo

Types of Conductors, Resistance, Tabulated Resistance Values, Inductance of a Conductor due to Internal Flux, Flux Linkages between Two Points External to an Isolated Conductor, Inductance of a Single Phase Two Wire Line, Flux Linkages of One Conductor in a Group, Inductance of Composite-Conductor Lines, The Use of Tables, Inductance of a Three Phase Line with Equilateral Spacing, Inductance of a Three Phase Line with Unsymmetrical Spacing, Inductance

Numericals

Bundled Conductors. Resistance, Inductance, Capacitance Electric Field of a Long, Straight Conductor, The Potential Difference between Two Points due to a Charge, Capacitance of a Two Wire Line, Capacitance of a Three Phase Line with Equilateral Spacing, Capacitance of a Three Phase Line with Unsymmetrical Spacing, Effect of Earth on the Capacitance of a Three Phase Line, Capacitance Calculations for Bundled Conductors, Parallel-Circuit Three Phase Lines

Transmission Line Performances Short, Medium & Long Transmission Lines Representation of Lines, Short Transmission Lines, The Medium Transmission Lines, The Long Transmission Line: Interpretation of Equations, The Long Transmission Line: Interpretation of Equations, The Long Transmission Line: Hyperbolic Form of The Equations, The Equivalent Circuit of a Long Line

Numericals

Power Flow Through Transmission Line, Reactive Compensation of Transmission Line. HVDC Transmission Introduction, Types of DC Links, Advantages of DC Transmission, Incorporating HVDC into AC system, Converter station Equipment, Ground Return, Earth Electrode, Station Earth, Reliability of HVDC Systems, Recent Advances, HVDC Systems in India. Overhead Line Insulators Insulator Materials, Types of Insulators, Voltage Distribution over Insulator String, Improvement of String Efficiency, Insulator Failure, Testing of Insulators

Numericals

Corona

Mechanical Design of Overhead Transmission Lines General Considerations, Line Supports, Types of Steel Towers, Cross Arms, Span, Conductor Configuration, Spacings and Clearances, Sag and Tension Calculations, Erection Conditions, Factors affecting Sag, Sag Template, Catenary, Conductor Vibration

Numericals

Distribution

Voltage Drop In AC Distribution

Cables