Power Electronics Objective Questions
Power Electronics Objective Questions 1. Questions & Answers on Diodes The P-N Junction Power Diode – Part 1 Power Diode
Power Electronics Objective Questions 1. Questions & Answers on Diodes The P-N Junction Power Diode – Part 1 Power Diode
Why IGBT is very popular nowadays? Lower hate requirements Lower switching losses Smaller snubber circuit requirements What are the different
Crowbar circuit is used to protect circuit or equipment under fault condition Over Current Causes: Over current flow through thyristors
Firing Circuits: Gate triggering is the most commonly used turn-on method employed to switch on the thyristors. Triggering circuits is
This post will discuss about testing SCR – Silicon Controlled Rectifier with thte help of Ohmmeter. The thyristor pin assignment diagram
The Snubber circuit is one type of dv/dt protection circuit of the thyristor. With the help of snubber circuit, the
How to test TRIAC with Digital Multimeter OR using Ohmmeter? In this short post we will discuss about how to test
What is meant by V/F control? When the frequency is reduced, the input voltage must be reduced proportionally so as
Why thyristors are not preferred now a days for chopper fed DC drives? Since it requires commutation circuit, thyristors are
What is holding current in SCR? It is the minimum current required to hold the SCR in forward conduction state.