Degradation of insulating materials due to Degradation in surface quality (pollution). Excessive temperature. Partial discharge in the vacuoles (micro pockets)…

Short-circuits can be defined according to three main characteristics: – Their origin: They may be mechanical: breakdown of conductors or…

In the motoring operation the d.c. machine is made to work from a d.c. source and absorb electrical power. This…

In the case of a hetero-polar generator the induced emf in a conductor goes through a cyclic change in voltage…

Homopolar generators Even though the magnetic poles occur in pairs, in a homopolar generator the conductors are arranged in such…

D.C. machines are the electro mechanical energy converters which work from a d.c. Source and generate mechanical power or convert…

Service main is the path between the utility company and consumer. Service mains used are the cables, almost PVC cables…

In renewable energy sources Power quality of distribution system can also be affected by non-linear loads.Non-linear loads are a source…

Solar photovoltaic (PV) cells and wind mill dependent on climatic change to work and generate electrical energy. Therefore, when these…