Abstract: The unique winding and permanent magnet array of the linear-rotary permanent magnet motor (LRPMM) enable the mover to achieve three types of motion: rotation, linear, and helical. Based on ...

A quadrature encoder uses two output channels offset in phase to detect both direction and position with greater precision.

Abstract: The traditional DTC method directly controls the torque and flux linkage without model calculation, which is beneficial to restraining torque ripples. However, the LRSRM not only provides ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...