In three phase systems, the use of transformers with three windings (or legs) per side is common. These three windings are often connected in delta or...
Using laser optical pulses the random number generator utilizes the time between arrival of random photos to generate the numbers, ensuring true accuracy...
I was having a conversation the other day about voltage levels. While everyone was in agreement that low voltage was 1000 V and less, there was more confusion...
This article gives an introduction to IEEE 485 method for the selection and calculation of battery capacity.
ABB has produced a range of technical guides that offer concise explanations of the major technologies and technical issues in low voltage AC drives. ...
Cable insulation is used to provide electrical separation between conductors of a cable. During the historical development of cables, numerous types...
Tapping your forearm or hand with a finger could soon be the way you interact with gadgets. A new technology created by Microsoft and Carnegie Mellon ...
Over recent years the Lithium Ion battery has become popular in applications requiring high power densities with small weight and footprint. Today Lithium...
IEC 62305 'Protection against lightning' requires a risk assessment be carried out to determine the characteristics of any lightning protection system...
Many questions sent in to the site are in connection with motor starting and in particular star-delta. For all but the simplest application, there is...
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