Active parts of slotlessmotor winding directly cut off air - gap field, it could produced eddy-current loss.
无槽电机绕组的有效部分直接切割气隙磁场，在其中引起涡流损耗。
2
A structural and control method of permanent-magnet slotless brushless DC motor was introduced, which can be used for axial-flow artificial heart pump.