The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...

Beyond the wheel, the most important mechanical equipment serving humanity is the centrifugal pump. Centrifugal pumps make modern quality of life possible. Turn on a faucet and a centrifugal turbine ...

Learn what smart hydraulic power pack design looks like. Most hydraulic circuits are not a continuously operating system—the energy consumption during idle periods is substantial. The use of the VFDs ...

Optidrive E3 variable frequency drives (VFDs) from Invertek Drives have completely automated the control of pumps used to fill and empty ballast tanks on board commercial barges in the Netherlands. As ...

Pioneer Pump, a brand under Franklin Electric Co. Inc., has launched the ElectricPAK VFD, a robust and easy-to-transport variable frequency drive (VFD) solution that is designed to meet the demands of ...