Types of Feeder Protection Relay: A composite transmission system may use one or more of the following types of Feeder Protection Relay. Overcurrent Protection: This is of two types: (i)…
Differential Relay Application: The principle of operation depends on a simple circulating current principle where the difference of the currents of the two CTs flows through the relay under normal…
Derivation of Single Phase Quantity from Three Phase System: It will be seen later that auxiliary channels or pilot wires are used to transmit information from one end of the…
Important Questions of Generating Stations : 1. What is a power generating station ? 2. What is a steam power station ? Discuss its advantages and disadvantages. 3. Draw the…
Important Questions of Mechanical Design of Overhead Lines : 1. Name the Important components of an overhead transmission lines. 2. Discuss the various conductor materials used for overhead lines. What…
Important Questions of Supply Systems: 1. What is electric power supply system ? Draw a single line diagram of a typical a.c power supply scheme. 2. What are the advantages…
Complementary MOSFET Common Source Power Amplifier: Advantages of MOSFETs: Complementary MOSFET Common Source Power Amplifier have several advantages over power BJTs for large signal amplifier applications. One of the most…
Electrical Drive Systems: Each Electrical Drive Systems is different from other Electrical Drive Systems. However, there are some common features associated with all Electrical Drive Systems. To understand them it…