If you want to check a circuit is dead (not live), you should always use the three point method. First check a known live circuit, then check the dead...

Recently I have seen a few interesting articles on viable cold fusion; the combining of atoms at room like temperatures to create boundless energy. Now...

Three phase systems are derived from three separate windings, either connected in delta or star (wye). Each winding can be treated separately, leading...

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

A load flow study is the analysis of an electrical network carried out by an electrical engineer. The purpose is to understand how power flows around...

These lifts were first built in 1884 by J. E. Hall and called a paternoster ("Our Father", the first two words of the Lord's Prayer in Latin) due to its...

Earthing of electrical systems is essential for the correct functioning and the protecting of life and equipment in the event of faults.  The earth electrode...

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

Motor starting and its associated problems are well-known to many people who have worked on large industrial processes. However, these things are, of course...

The standard aims to consolidate AC and traction voltages within the industry and defines the following bands: band 1 - A.C. systems 100 V to 1...