Three-phase is a common method of electric power transmission. It is a type of polyphase system used to power motors and many other devices. Three phase has properties that make it very desirable in ...

If it's a true three phase system, it should have a third rail that will zap if you if you touch it and and ground. It's 3x zap and a ground, where two of the electrified lines are overhead and one ...

One of the hidden complications of upgrading grain drying and handling systems is providing enough electricity to power the new larger electric motors. Electric motors that are larger than 15 hp ...

Home machinists can often find great deals on used industrial equipment, and many a South Bend lathe or Bridgeport milling machine has followed someone home. Then comes the moment to plug it in, and ...

Phase Four, a best in class provider of electric radio frequency (RF) thrusters for in-space propulsion Phase Four, the creator of the radio-frequency thruster (RF thruster) for satellite propulsion, ...

Testing of a Phase Four plasma thruster that the company says has the performance of a Hall Effect thruster but without its cost and complexity. Credit: Phase Four PASADENA, Calif. — Phase Four, a ...

Electric thrusters for spacecraft are increasingly shrinking, and could prove key for new space missions. And, according to two novel space tech companies, Phase Four and Accion Systems, they might ...