Linear Induction Motor

Linear Induction Motor (LIM) is an asynchronous motor, working on the same principle an Induction Motor works, but is designed to produce the rectilinear motion, unlike the rotary movement produced by a motor; hence the word Linear Induction Motor. LIM is an advanced version of rotary...
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Insulator Failures – An Overview

It is generally considered that 500 kV is the most economical voltage level at which to transmit large quantities of electrical energy over long distances. The best material for insulating overhead lines has been found to be porcelain, as its insulating qualities remain practically the...
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Why do Transformers Hum?

Transformer noise is caused by a phenomenon which causes a piece of magnetic sheet steel to extend itself when magnetized. When the magnetization is taken away, it goes back to its original condition. This phenomenon is scientifically referred to as Magnetostriction.     A transformer...
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