Abstract: There are several ways to reduce the ripple magnitude for direct torque-controlled permanent magnet synchronous motor (PMSM) drives. In this work, the compensated duty ratio optimized direct ...

Traumatic bronchial transection is a rare but life-threatening consequence of blunt chest trauma. When severe hypoxemia persists despite intubation and mechanical ventilation, maintaining adequate gas ...

Choose a character, then add, subtract, divide and multiply numbers to battle your way to victory in this fun maths game. Challenge yourself across 11 KS2 maths topics from the Mysterious Mountains of ...