Difference between Static Relay and Electromagnetic Relay: The difference between static relay and electromagnetic relay is given in table below Sl no Static Relay Electromagnetic Relay 1 It consumes less…
AC Excitation System - Block diagram and Working Principle: This AC Excitation system consists of an alternator and thyristor rectifier bridge directly connected to the main alternator shaft. The main…
Switching Circuits Articles: What is Switching Circuit? In practice, we often need making (switching on) and breaking (switching off) of an electrical circuit. It is also desirable and sometimes essential…
Rectifiers Articles: What is Surge Current? – Definition and Workings: Before switching on of power supply, the filter capacitor is uncharged . At the instant the power supply is switched…
Multistage Amplifiers Articles: What is Multistage Amplifier? – Types, Block Diagram and Analysis Amplifiers that produce voltage, current, and/or power gain through the use of two or more stages are…
Basics of Electronics Engineering Articles: Types of Power Supply in Electronics: There are two types of Power Supply in Electronics viz. dc supply and ac supply. The voltage or current…
Starting of Electric Drives: The most important processes associated with controlled electric drives are (i) starting, (ii) speed control (iii) braking, (iv) reversal of direction of rotation. All these are…
Special Features of Thyristor Drive Motors: The most commonly used dc motors for thyristor drive are separately excited and series excited dc motors. The thyristor drive motors usually differ from…