Following on from my post on railway electrification voltages, I thought an introduction to traction substations would be a good idea. Traction substations...

Capacitors have numerous applications in electrical and electronic applications.  This note examines the use of capacitors to store electrical energy....

Fault calculations are one of the most common types of calculation carried out during the design and analysis of electrical systems. These calculations...

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...

It's been a busy few months on different projects or busy couple of decades depending on how I look at it. I can say that on the odd (frequent) occasion...

When selecting a cable, the performance of the cable under fault conditions is an important consideration. It is important that calculations be carried...

I have been thinking recently that there appears to be less professional integrity around than when I first started my career in electrical engineering...

IEC 60228 is the International Electrotechnical Commission's international standard on conductors of insulated cables. Among other things, it defines a...

The image (reproduced from IEC 60909) shows a typical fault in an ac system.  From the illustration it can seen that there is an initial dc component ...

A quick post in connection with an email question: Live Tank - the circuit breaker the switching unit is located in an insulator bushing which is live...