Abstract: This paper presents a case study on the use of a variable dc-link in fuel-cell-powered vehicles. Motor and inverter losses are analyzed under three scenarios: field-oriented control (FOC) ...

Abstract: In speed control of a permanent-magnet dc torque motor, cogging torque is an undesirable disturbance and results in speed ripple. It is especially prominent at lower speeds, with the symptom ...

Learn how to apply your own makeup and explore a range of techniques. Discover how to create different makeup looks from natural day makeup to event makeup. This beginner-friendly course at London ...

The stage at American Airlines Center on Easter Sunday felt exposed. LIke it was stripped of its stars. Sure, there was still LeBron James and on the other side of the court 19-year-old phenom Cooper ...