V2EX power-electronics

Power Electronics

Definition / 定义

电力电子(技术):研究与应用以半导体功率器件(如二极管、MOSFET、IGBT 等)对电能进行变换、控制与调节的领域,常见于整流、逆变、DC-DC 变换、电机驱动与电源系统中。(也可指相关的电路与装置整体。)

Pronunciation / 发音

/par lktrnks/

Examples / 例句

Power electronics is used in phone chargers to convert AC to DC.
电力电子技术用于手机充电器中,把交流电转换成直流电。

Modern electric vehicles rely on power electronics to control the motor efficiently while managing battery voltage and regenerative braking.
现代电动汽车依靠电力电子来高效控制电机,同时管理电池电压与能量回收制动。

Etymology / 词源

该术语由 power(功率/电力)electronics(电子学)组合而成,字面含义是“与功率相关的电子学”。20 世纪中后期随着可控硅(thyristor)、功率晶体管等器件发展,这一领域逐渐从传统电机与电力系统中分化出来,形成独立的工程学科与产业方向。

Related Words / 相关词

Literary Works / 文学作品

  • Power Electronics: Converters, Applications, and Design(Ned Mohan 等)
  • Fundamentals of Power Electronics(Robert W. Erickson & Dragan Maksimovi)
  • Power Electronics: Circuits, Devices, and Applications(Muhammad H. Rashid)
  • Principles of Power Electronics(John G. Kassakian 等)
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