随着环境温度的增加马达的空载转速下降。
The no load speed decreases with the increase of surrounding temperature.
结果表明，随着预紧力和真空度的增加，马达的堵转力矩增加而空载转速下降；
The results show that stalling torque increases and no load speed decreases with the increase of the pre-load and degree of vacuum.
计算了对应不同转子位置的空载气隙磁场分布，求出了静转矩特性和平衡头最高工作转速。
After calculating no load gap magnetic fields according to different rotor positions, static torque characteristics and highest working speed are worked out.
绘制给定失速扭矩和空载速度时的力矩曲线和功率曲线，不含负荷转速。
Plots the torque speed curve and power curves for given values of stall torque and no load speed.
绘制给定失速扭矩和空载速度时的力矩曲线和功率曲线，不含负荷转速。
Plots the torque speed curve and power curves for given values of stall torque and no load speed.
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