Abstract: A nonlinear flux observer (NFO) sensorless flux weakening control method based on a fuzzy extended state observer phase-locked loop (ESOPLL) is proposed to enhance the sensorless control ...
SEX can feel incredible – but for many, it can also be excruciating. That pain can show up in all sorts of ways: a sharp ...
Every time a fire hydrant releases pressure, a water main is isolated for repair, or a city worker adjusts a buried valve ...