A recurring theme on our forums is cable sizing. Now many installations are unique and require special consideration. However, a lot of the time things...

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...

Exposure to time varying magnetic fields, from power frequencies to the gigahertz range can have harmful consequences.  A lot of research has been conducted...

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...

Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...

One of the requirements to ensuring that everything works is to have equipment selected, manufactured and verified [tested] to IEC standards. Not all equipment...

GE's latest thinking on product manufacturing is he Shingijutsu philosophy or Lean production system. They have started applying this at the Louisville...

Power cables can basically be classified into earthed and unearthed cables, where earthed and unearthed refer to the application for which the cable 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...

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