Abstract: This article proposes a permanent magnet direct drive motor control strategy based on a combination of rotor position tracking and disturbance observation to suppress speed fluctuations ...

Abstract: To address the problem that permanent magnet synchronous motor speed control is susceptible to external load disturbances and that the control performance of traditional control methods is ...

Kyndryl dumps its CFO and general counsel and replaces its controller as it anticipates reporting material weaknesses in its internal control over financial reporting. Kyndryl has replaced its CFO, ...

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Time may feel smooth and continuous, but at the quantum level it behaves very differently. Physicists have now found a way to measure how long ultrafast quantum events actually last, without relying ...