By comparing DC, AC and step-motors and analyzing the driving characteristics of the warp beam, a conclusion was drawn that a higher performance to price ratio could be got when a step-motor was selected for the warp beam.

• 通过对直流电机、交流电机和步进电机的比较，结合织机的织轴驱动特点，得出选用步进电机有较高性价比的结论。