有限元计算结果显示，优化设计后，齿槽转矩的幅值不足额定转矩的0.1%。
The FEM results show that the magnitude of cogging torque in both motors is less than 0.1% that of the rated torque after optimization with proposed method.
认为以满足螺旋桨额定推力为目的，推进电动机只需要低速输出额定转矩来实现，即输出功率较低。
In order to satisfy the operation requirement of the rated thrust of the propeller, the propulsion motor performs only in rated torque on the low speed, so the motor power is low.
本文通过对美国喷泵电机的解剖及各项技术数据的分析，认为该电机额定转矩小，不适宜用在国内的冷饮机上。
Through dissection of jet pump motor of America and analysis of the all technology data, the motor were understood with low rated torque, unsuitable for cool-drink machine opeated at home.
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