The term 'N+1' relates to redundancy and simply means that if you required 'N' items of equipment for something to work, you would have one additional...

A single phase system is perhaps the most common type of system most people are familiar with. This is what people have in their homes and what appliances...

Years ago I was told that you should always try to write the best report you can.  Many years later I still think on this as one of the better pieces of...

Gauss's Electrical law defines the relation between charge ("Positive" & "Negative") and electric field.  The law was initially formulated by Carl Friedrich...

Most installations involve some form of lightning protection system which is connected to an earth electrode.  The function of the earth electrode is to...

Have an opinion or something to say, want to ask or answer questions, share your knowledge then use our site to do it . As a community of people interested...

A recurring theme on our forums is cable sizing. Now many installations are unique and require special consideration. However, a lot of the time things...

Everything physical in electrical engineering from insulations to conductors revolves around materials. Here we are listing common materials along with...

If you are working on a large plan, get the real coordinates [latitude, longitude] for two or more points and add them to the drawing. That way you can...

IEEE TV has a part series of videos on wind power and it's implication. For a really good overview to the technologies and issues around wind power, these...