No - loadspeed is one of important parameters in ultrasonic motors design.
无负载转速是电动机设计过程中的一个重要参数。
2
When the flux must be reduced, however, power must be applied just to lower the field so that PM motors at high speed need some current even at noload.
当流量必须减少，但是，权力必须适用只是降低外地，这样下午电机在高速需要一些目前，即使在无负载。
3
Plots the torque speed curve and power curves for given values of stall torque and noloadspeed.