Fundamental electrical engineering concepts and theory
A couple of months ago I came Microsoft's OneNote and downloaded the 60 day free trail. Since then I have been using it regularly and now have a full license...
Following on from my post on railway electrification voltages, I thought an introduction to traction substations would be a good idea. Traction substations...
GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:
Electromechanical relays have been the traditional backbone of electrical protection systems. While over recent years these have been replaced by microprocessor...
Anyone specifying or using electric motors should have a basic understanding how the insulation is related to temperature. Three classes of insulation...
If you have a great idea or invent something the last thing you want is someone to steal the idea. One of the things you can do is protect the intellectual...
Most installations involve some form of lightning protection system which is connected to an earth electrode. The function of the earth electrode is to...
We have had the Wiki with us for a long time now, but at last I have decided to say bye bye – more details on why below.
If you want to check a circuit is dead (not live), you should always use the three point method. First check a known live circuit, then check the dead...
Cable insulation is used to provide electrical separation between conductors of a cable. During the historical development of cables, numerous types...
If you have some expert knowledge or experience, why not consider sharing this with our community.
By writing an electrical note, you will be educating our users and at the same time promoting your expertise within the engineering community.
To get started and understand our policy, you can read our How to Write an Electrical Note.