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 ...

PCMs are materials that absorb and release thermal energy through changes in their physical state. They can be categorized as liquid-gas, solid-solid, solid-gas, and solid-liquid, depending on their ...

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 ...

Phase Four's new Maxwell Block 2 electric thruster (left) next to its original Block 1 thruster. Credit: Phase Four WASHINGTON — Phase Four announced June 16 two new electric propulsion systems that ...

Phase Four, the creator of the radio-frequency thruster (RF thruster) for satellite propulsion, announced today that it has successfully demonstrated operation of its RF thruster using the Air Force ...

The design of a closed-loop switch-mode power supply creates a path between the variable a designer wants to monitor and the control pin of the designer's converter. This control pin can be the peak ...