Unverified78% confidenceDecision RuleTime unknown
低速大扭矩电机（DC电机）产热低、噪音小，保护豆子风味；高转速AC电机磨得快但发热明显，长时间连续磨会影响香气，注重风味优先低速电机
1
Sources
78%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified交流电机（AC）扭矩大、耐堵塞、寿命长但体积大噪音高；直流电机（DC）转速高、体积小、静音好但连续处理硬物易过热，重度使用选AC82% similarUnverified体积越小的车充散热面积越小，长时间大功率输出（如给笔记本供电）易过热降频，高功率PD车充建议选带金属外壳或散热鳍片的型号74% similarUnverified低功率变压器在长时间满载使用时容易发热，使用时需注意散热，避免长时间持续高负载运行74% similarUnverified内置风扇越强散热越好但耗电和噪音越高，家用/短途选低速静音档（<30dB）即可，强风档留给高温托运场景73% similarUnverified料理机电机分交流电机与直流电机，交流电机功率大适合高强度破壁但寿命随发热衰减，商用高端机型多用大扭矩直流电机耐用性更好72% similar
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