Why we need for Power System Protection? Need for power system protection are growing fast with more generators, transformers and large network in the systems. For system operation a high…
Sources of Fault Power: The sources of fault power originate in all the generating and other connected plants which under normal operating conditions draw power from the system. Mainly there…
Different Types of Faults in Power System: A fault in an electrical equipment/apparatus is defined as a defect in the electrical circuit due to which current is diverted from the…
Types of Motor Enclosures: In order to protect machines against the ingress of dirt and dust or larger foreign bodies like spanners, vermin etc. into it, it is desirable that…
Speed Control of Three Phase Induction Motor: The problem of speed control of three phase induction motor in particular is of great practical importance. In a number of industries motors…
Selection of Electric Drive: For selection of electric drive motor it is essential that the conditions of service are well known. It is not sufficient to simply specify the output…
Amplidyne (Rotary Amplifier) - Definition, Construction, Connection Diagram, Workings and Applications: The amplidyne is a rotary amplifier in which a small amount of power supplied to excite the field is…
Power Supply for Electrolytic Process: Power Supply for Electrolytic Process is direct current and at very low voltage. The power required for electrodeposition is usually very small (between 100 and…