Introduction The passage of alternating electric current through a conductor makes it intrinsically subject to concentrate on its periphery, to the detriment of traveling through its inner part. It is the so-called Skin effect, or skin effect, since, in its…
Author: William Prange
Is the transformer noise normal?
Today the topic we will address is about something very common to see, but that leaves us in doubt: After all, why does the transformer snore? Was my equipment badly sized? To answer these questions we need to understand the…
Harmônicas (como controlar este problema)
Quando uma corrente alternada é aplicada a uma carga resistiva, motores de indução com velocidade constante e motores síncronos, a corrente acompanha a forma do sinal de tensão. Neste caso geralmente não há harmônicas, porque a tensão e a corrente…
INRUSH CURRENT: WHAT YOU CAN (AND SHOULD) DO TO DEAL WITH
For many reasons, the complete elimination of Inrush current is almost impossible. Alternatively, living with a certain degree of Inrush has been the best way out. For this, the devices that allow a reduced manifestation of the Inrush current are…