Topics: Power System Engineering, Power System Engineering planning, Power System Engineering design, power system load, load forecast, Low-Voltage Systems, power system planning principles, power system planning criteria, loss evaluation, energy losses, power losses, power system topology, Busbar Arrangements, Double Busbar Arrangement, transformers, Thermal Permissible Loading, cable systems, Permissible Current, overload lines, Flexible AC Transmission Systems, Parallel Compensation of Lines, Serial Compensation of Lines, Phase-Shifting Equipment, HVDC-Transmission, Converter Stations, Breakers, Reactors, Electrodes, Load-Flow Calculation, Short-Circuit Current Calculation, faults, disturbances, Overcurrent Protection, Impedance Protection, Differential Protection of Lines, Ground-Fault Protection, Buchholz Protection, Overvoltages, Insulation Coordination, Slow-Front Overvoltages, Fast-Front Overvoltages, Neutral Earthing, Residual Current Compensation