Electrical Engineering

1.     Variable impedance type  2.     Current source type  3.     Voltage source type  The followings are the basic types…

Tap Changing  Regulating the voltage of a transformer is a requirement that often arises in…

 The ALFC is to control the frequency deviation by maintaining the real power balance in…

The automatic voltage regulator is used to regulate the voltage. It takes the fluctuate voltage…

In this system, the supply is taken from the alternator itself through a 3-phase star/delta…

The AC excitation system consists of an alternator and thyristor rectifier bridge directly connected to…

The DC excitation system has two exciters – the main exciter and a pilot exciter.…

Definition: The system which is used for providing the necessary field current to the rotor winding…

Voltage Regulation  With the increase in load on the transformer, there is a change in…

 As is mentioned earlier, the test transformers are used for testing the insulation of various…