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 ...

👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a ...

I’ll be honest: I’m not especially keen on making crosscuts with a table saw. Doing so introduces stability problems that don’t really exist when ripping lumber. When you rip a board, the material ...