How often installations are inspected is up to the owner of the installation, provided such durations do not exceed any regulatory maximums in force. ...

GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:

Electrical notes are a collaborative collection of electrical engineering information and educational material. Any registered user can add content. ...

In a previous article I looked at the dc resistance of conductors and in this article we turn our attention to ac resistance. If you have not read the...

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...

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...

Electric motors are one of the most widely used items of electrical equipment. Improving motor efficiency benefits include, reduced power demand, lower...

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...

Photovoltaic (PV) systems are typically more efficient when connected in parallel with a main power gird. During periods when the PV system generates energy...

The European Union is implementing a voluntary code of practice for participants with the aim of improving the overall efficiency of data centres. As part...