The X Half is flying off shelves, but using it made me nostalgic for the company's old-school X20. I had to track one down to see how it holds up. Images, and the devices that capture them, are my ...
Abstract: In this paper, an innovative sensorless two-degree-of-freedom current control scheme for the whole speed range is proposed. It consists of a model-based dynamic feedforward control to set ...
Abstract: High-frequency (HF) signal injection methods are one of the key techniques for accurately estimating the rotor position of permanent magnet synchronous machines (PMSMs). The rotor position ...
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