Natural Cooling System in Transformer: Natural Cooling System in Transformer - Smaller size transformers are immersed in a tank containing transformer oil. The oil surrounding the core and windings gets…
Transformer Cooling System: Transformer Cooling System (Large Units) - Basically, there are two seats of losses in a transformer namely: Core, where eddy current and hysteresis losses occur (caused by…
Construction of Transformer and types of transformer: Construction of Transformer is intimately related to the purpose for which these are to be used; winding voltage, current rating and operating frequencies.…
How does a Transformer Work and Purpose of Transformer: How does a Transformer Work - A Transformer Circuit is a static device comprising coils coupled through a magnetic medium connecting…
Hysteresis Loss and Eddy Current Loss in Transformer: When a magnetic material undergoes cyclic magnetization, two kinds of power losses occur in it Hysteresis Loss and Eddy Current Loss in…
Servo Type Voltage Regulator Working Principle: The main features of a servo type voltage regulator using an amplidyne is depicted in Fig. 19.8. The servo type voltage regulator system comprises…
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…
DC Excitation System Working Principle: In dc excitation system, the system has two exciters—the main exciter (a separately excited dc generator providing the field current to the alternator) and a…