Reading is a bit of a hobby of mine and I"ve done a few off-topic posts in the past on this. Rather than continue doing the occasional post I thought ...

IEC 60287 "Calculation of the continuous current rating of cables (100% load factor)" is the International Standard which defines the procedures and equations...

It wasn't so long ago I was telling someone that I don't use rules of thumb as most things are easily calculated anyhow.   As it turns out I last week...

The International System of Units (abbreviated SI) is the world's most widely used system of units.  The system consists of a set of units and prefixes...

Depending where in the world you work, you are likely following one of two standards International Electrotechnical Commission (IEC) National...

Control theory looks at how systems work and are controlled from a mathematical view.  This note gives a brief introduction to some of the concepts – more...

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...

Traditionally substations have used circuit breakers, current transformers (CT), voltage transformers (VT) and protection relays all wired together using...

Motor starting and its associated problems are well-known to many people who have worked on large industrial processes. However, these things are, of course...

Cable insulation is used to provide electrical separation between conductors of  a cable.  During the historical development of cables, numerous types...