V2EX single-phase motor

Single-Phase Motor

释义 (Definition)

单相电动机:使用单相交流电(single-phase AC)供电的电动机,常见于家庭和小型商业设备(如风扇、水泵、压缩机等)。通常需要启动装置(如启动电容、启动绕组)来产生起动转矩。

发音 (Pronunciation, IPA)

/sl fez motr/

例句 (Examples)

A single-phase motor runs the fan in my room.
单相电动机驱动我房间里的风扇运转。

Because a single-phase motor has limited starting torque, the pump uses a capacitor-start design to start reliably under load.
由于单相电动机的起动转矩有限,这台水泵采用电容起动设计,以便在带载情况下可靠起动。

词源 (Etymology)

single-phasesingle(单一的)+ phase(相位/相)组成,指交流电系统中只有一相电压;motor 源自拉丁语 mōtor(推动者/使其运动者),在现代工程语境中指将电能转换为机械能的装置。合起来即“由单相交流供电的电动机”。

相关词 (Related Words)

文学与经典著作中的用例 (Literary & Notable Works)

  • Electric Machinery Fundamentals(Stephen J. Chapman)在交流电机章节中讨论单相感应电动机及其起动方法。
  • Principles of Electric Machines and Power Electronics(P. C. Sen)涵盖单相电机的工作原理、控制与应用背景。
  • Electrical Machines, Drives, and Power Systems(Theodore Wildi)以工程应用角度介绍单相电动机类型与典型负载。
  • NEMA MG 1: Motors and Generators(NEMA 标准)在电机分类与性能要求中涉及单相电动机的相关术语与规定。
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