Stator Earth Fault Protection-Generator:
Why Stator Earth Fault Protection is required for a Generator? Nowadays, the capacity of generators increases by more than 500 MW. The protection of the generator is crucial to reduce… Read more »
Knee Point Voltage-Importance:
Knee Point Voltage of Current Transformers: Knee point voltage parameter is very important for Protection current transformers especially for Class-PS that is Special purpose current transformers. First of all, we… Read more »
Directional Over Current Relay [67]:
In this post operation of Directional current relay along with its settings explained. The detailed explanation about Directional relay settings with Characteristic angle, Maximum Torque angle and Polarisation voltages are… Read more »
Torque Angle versus Load or Power Angle:
These three terms Torque angle, Power angle and Load angle are associated with Synchronous machines that are synchronous generator and synchronous motor. They named as Synchronous machines as they revolve… Read more »
Ring Main Distribution with RMU:
Nowadays Ring Main units are widely used in Metro cities and smart cities for providing reliable supply to the consumers. It is essential for Electrical Engineers to know the working… Read more »
Line Differential Relay [87L]:
The principle of operation of line differential protection is same as transformer differential protection. The only difference is transformer differential protection uses only one differential relay whereas line differential protection… Read more »