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

The other day I came across an article in Technology Review on the development of a smart transformer. A professor at North Carolina State University is...

In electrical engineering, Network Theory is the study of how to solve circuit problems. By analyzing circuits, the engineer looks to determine the various...

The correct sizing of current transformers is required to ensure satisfactory operation of measuring instruments and protection relays. Several methods...

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...

The following tables provide quick order of magnitude fault levels for a a range of typical low voltage situations.

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...

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

Using software in our  work is essential for most of us and we are becoming even more dependant on it's use.  While software is a great asset, many times...

ABB has produced a range of technical guides that offer concise explanations of the major technologies and technical issues in low voltage AC drives. ...