Motor electromagnetic structure with unequal slot width
The invention discloses a motor electromagnetic structure with unequal slot widths. In order to solve the problems that the technical cost of motor noise suppression is high and the effect is poor, the total width of the adjacent tooth grooves on the stator side is not changed, the groove widths of...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a motor electromagnetic structure with unequal slot widths. In order to solve the problems that the technical cost of motor noise suppression is high and the effect is poor, the total width of the adjacent tooth grooves on the stator side is not changed, the groove widths of the groove openings are changed only on the basis of the original equal width, and two or more groove widths are achieved. At least one slot width different from other slot widths exists, the cogging torque of the motor is optimized through the unequal slot widths, and noise and vibration caused by the cogging torque can be weakened to a certain extent. Meanwhile, feasibility is achieved in specific implementation, the problem is solved fundamentally by changing the structure of the motor body, the cost is relatively low, the requirement for the technical level is not high, and implementation is easy.
本发明公开了一种不等槽宽的电机电磁结构。为了克服对电机噪声抑制的技术成本高,效果差的问题,本发明在定子侧的相邻的齿槽总宽度不变,仅在原来等宽的基础上对槽口进行槽宽的改变,具有两种及以上的槽宽。至少存在一个不同于其他槽口宽度的槽宽, |
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