There are two main types of electrical current that flow through your home: Alternating and direct. The vast majority of devices around you are powered by alternating current. By allowing electrons to ...

Poor Topsy. Thomas Edison killed the ex-circus elephant, electrocuting the animal to demonstrate how dangerous alternating current was. Edison even described electrocution as being “Westinghoused,” ...

High-voltage direct current (HVDC) technology offers several advantages compared to alternating current transmission systems. For example, it allows more efficient bulk power transfer over long ...

AT the present time electricians are interested in the problem of the change-over from direct current to alternating current systems of supply. Where new systems are being laid down in Great Britain ...

The first type of motor built is still in widespread use In the late 1800s, several inventors built the first working motors, which used direct current (DC) power. After the invention of the induction ...

In Europe, servers and industrial machines are predominantly supplied with single-phase 230 volts alternating current or three-phase 400 volts three-phase current. Switching to direct current with a ...

THE combined use of external cardiac massage and external electric defibrillation, as developed by Kouwenhoven et al. 1 and Zoll and his associates, 2 has added new dimensions to the resuscitation of ...

A new proposal by Dominion Energy to bring more power to Loudoun would see a new underground transmission line built to a substation in south Loudoun a using a different ...