电机最大转矩和额定扭矩的区别是什么?

2025-03-15 09:52:20
推荐回答(1个)
回答1:

区别:最大转矩,电机刚发动时的扭矩。  额定扭矩:电机在额定电压下工作的扭矩。

转矩:

使机械元件转动的力矩称为转动力矩,简称转矩。
机械元件在转矩作用下都会产生一定程度的扭转变形,故转矩有时又称为扭矩。
转矩是各种工作机械传动轴的基本载荷形式,与动力机械的工作能力、能源消耗、效率、运转寿命及安全性能等因素紧密联系,转矩的测量对传动轴载荷的确定与控制、传动系统工作零件的强度设计以及原动机容量的选择等都具有重要的意义。
此外,转矩与功率的关系T=9550P/n

额定扭转:

电机的额定转矩表示额定条件下电机轴端输出转矩。转矩等于力与力臂或力偶臂的乘积,在国际单位制(SI)中,转矩的计量单位为牛顿・米(N・m)。电机轴端输出转矩等于转子输出的机械功率除以转子的机械角速度。功率越大转矩越大  同功率的电机磁极数大的转矩大。

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