Thread the nut onto the bolt, hit it with 37 “ugga-duggas” and it’s all done, right? *insert buzzer here* Whoops! That’s a fail, and now you have a broken bolt. If you have been turning wrenches for a ...

Can we improve performance by adding control elements external to the PID loop? Yes. Here we consider torque control and the related subject of torque feedforward — which can make systems run more ...