Reducing the speed of alternator

Reducing field excitation current

Increasing field excitation current

Increasing the speed of alternator

Adjust the output voltage

Adjust the phase sequence

Adjust the supply frequency

Indicate the correct instant for paralleling

Exciter

Inverter

Converter

Synchroniser

Reduces the copper loss

Reduces windage losses

Reduces the hunting effect

Improves the voltage regulation

Rating must be same

Phase sequence must be same

Rotor impedance must be same

Stator impedance must be same