Getting Started with Patents 

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...

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...

Some colleagues had an issue earlier in the week on sizing conduits to be cast in concrete for some power cables . It became clear that none of us had...

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 other day I was reading 'Night of the New Magicians' by Mary Pope Osborn with my son.  The story is about a young boy and girl who travel back in time...

Ever wondered what kind of power an aircraft uses when parked at the airport stand. Normally the aircraft generates it own power, but when parked with...

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

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

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

Collection of links to various places with useful motor information. I’ll try and return to the page every now and again to update it with any motor notes...