Many questions sent in to the site are in connection with motor starting and in particular star-delta.  For all but the simplest application, there is...

I'm a fan of using manufacturers catalogues. There are two main reasons for this. Firstly, if your involved in the purchase of equipment, you will likely...

‘Kept looking at a card, y’see? Kept looking at it. Welcome back Bottle. Gods below welcome home. The Crippled God A Tale of the Malazan Book of the...

Many medium voltage (MV) indoor switchgear rooms  exist worldwide. The complexity of these rooms varies considerably depending on location, function and...

Battery powered cars are a hot topic and widely debated. The pros, cons, issues and time frames can be talked about endlessly. An article by the Telegraph...

Everything physical in electrical engineering from insulations to conductors revolves around materials. Here we are listing common materials along with...

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

Before the technical, some general information. E-ink display are found in a lot of e-readers, some mobile phones and similar devices and the intent is...

Modelica is an open source (free) software language for modelling complex systems. Having never used it before, I thought I would download a development...

The calculation of current in a three phase system has been brought up on our site feedback and is a discussion I seem to get involved in every now and...