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...

Maxwell's Equations are a set of fundamental relationships, which govern how electric and magnetic fields interact. The equations explain how these fields...

Resistors are electronic components that oppose the flow of current.  Manufactured in various types and ranges they have a wide application to electronics...

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

It starts with me reading one of the Horrible History books with my son (Groovy Greeks). Arrows were mentioned which lead to the discussion of the bodkin...

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...

For the past few years I have reading eBooks on my HTC touch phone. On and off I have debated buying an eReader and recently purchased a Sony PRS-300 ...

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A load flow study is the analysis of an electrical network carried out by an electrical engineer. The purpose is to understand how power flows around...

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 ...