Abstract: For back electromotive force-based sensorless control in permanent magnet synchronous motor (PMSM) drives, the conventional phase-locked loop (PLL) exhibits ...
Low-cost air purifiers under ₹5000 can reduce dust, pollen and smoke, offering basic air cleaning for small rooms without high running costs.
一些您可能无法访问的结果已被隐去。
显示无法访问的结果