异步电动机的风靡损耗什么意思?

2025-03-15 17:23:10
推荐回答(5个)
回答1:

分析电机效率时,要量化电机的各种损耗:定子铜耗、转子铜(铝)耗、铁耗、风损摩耗。风摩损耗是电机转动过程中,转子外表面、散热风扇均与空气产生摩擦,空气会对转动部位产生阻力,克服这些阻力所耗用的功就叫风损摩耗。
值得指出的是:在电机型式试验中,风损摩耗是统计在机械耗中的。

回答2:

风摩损耗
(1) 改进风路结构,使电机绕组温升均匀。
(2) 电动机温升允许条件下,尽量减小风扇尺寸,2极电机风扇外径减少12%〜16%,风摩损耗职降低27%〜63%,噪声下降3〜10dB。 4极电机外径缩小20%,风摩损耗下降10%。
(3) 电机使用时为单向旋转,可选单向旋转风扇。
(4) 采用冷却效率高的热管结构。
(5) 选择优质轴承和润滑油脂。
(6) 提高加工精度,提高装配质量

回答3:

分析电机效率时,要量化电机的各种损耗:定子铜耗、转子铜(铝)耗、铁耗、风损摩耗。风摩损耗是电机转动过程中,转子外表面、散热风扇均与空气产生摩擦,空气会对转动部位产生阻力,克服这些阻力所耗用的功就叫风损摩耗。
值得指出的是:在电机型式试验中,风损摩耗是统计在机械耗中的。

回答4:

异步电机转动时,尾部冷却风扇及内腔转子均要消耗一部分机械能

回答5:

同问,求解

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