Dynamical Equations of Electromechanical Systems

Dynamical Equations of Electromechanical Systems: Dynamical Equations of Electromechanical Systems - Figure 4.19 shows an electromagnetic relay whose armature is loaded with spring K, damper B, mass M and a…

Continue Reading Dynamical Equations of Electromechanical Systems

Tap Changing Transformer

Tap Changing Transformer | Off Load Tap Changer |On Load Tap Changing: Tap Changing Transformer -Voltage variation in power systems is a normal phenomenon owing to the rapid growth of…

Continue Reading Tap Changing Transformer

Three Winding Transformer

Three Winding Transformer: Three Winding Transformer may be built with a third winding, called the tertiary, in addition to the primary and secondary. Various purposes which dictate the use of…

Continue Reading Three Winding Transformer

Switching Transients in Transformer

Switching Transients in Transformer | Transformer Inrush Current: Switching Transients in Transformer - In the earlier discussion earlier steady-state operation was assumed so that v1 and Φ are both sinusoidal,…

Continue Reading Switching Transients in Transformer

Different types of losses in transformer

Different types of losses in transformer: The transformer has no moving parts so that its efficiency is much higher than that of rotating machines. Different types of losses in transformer…

Continue Reading Different types of losses in transformer

Real Transformer On Load Condition

Real Transformer On Load Condition | Equivalent Circuit: Figure 3.11 shows a Real Transformer On Load Condition. Both the primary and secondary have finite resistances R1 and R2 which are…

Continue Reading Real Transformer On Load Condition

Ideal Transformer on Load

Ideal Transformer on Load: In order to visualize the effect of flow of secondary current in a transformer, certain idealizing assumptions will be made which are close approximations for a…

Continue Reading Ideal Transformer on Load