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 ...
Editor’s Note: I recently became interested in learning more about the current state-of-the-art with regard to Industrial Control – especially in the context of programmable logic in the form of CPLDs ...
Sophisticated motor control is no longer the sole province of custom hardware and proprietary control techniques. Advances in powerful, low-cost digital-signal controllers (DSCs) let designers use ...
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