Part 3 begins a look at brushless permanent magnet motors and methods used in their control.] 15.6.4 DQ Control of Brushless PM Motors A parallel method for phase control of brushless PM motors is ...

15.6 Brushless PM Motors The weaknesses of the brush PM motor have caused the brushless DC motor (sometimes referred to as synchronous AC PM motor) to dominate many servo-motor markets. ... A ...