V2EX thyristor

Thyristor

释义 Definition

可控硅(晶闸管):一种由半导体材料制成的电力电子器件,通常用于控制大电流/高电压的通断;在被触发导通后,往往会保持导通状态,直到电流降到一定阈值以下或电路条件改变。(该词在工程语境中也可能泛指一类“闸流管/可控整流器件”。)

发音 Pronunciation (IPA)

/θarstr/

例句 Examples

A thyristor can switch high power with a small control signal.
晶闸管可以用很小的控制信号来开关大功率。

In the motor drive, the thyristor-based rectifier regulates the DC output by controlling the firing angle.
在电机驱动系统中,基于晶闸管的整流器通过控制触发角来调节直流输出。

词源 Etymology

thyristor 是一个工程术语的合成词,常被解释为由 thyratron(闸流管)transistor(晶体管) 的构词成分组合而来,用来强调它兼具“受控触发/闸流”与“半导体器件”的特性。该词在20世纪电力电子技术发展中逐渐普及。

相关词 Related Words

文学作品与著名文本 Literary Works

  • 《The Art of Electronics》(Horowitz & Hill):在电力控制与器件章节中讨论晶闸管及相关应用。
  • 《Power Electronics: Converters, Applications, and Design》(Mohan, Undeland, Robbins):大量出现 thyristor,用于讲解整流、逆变与触发控制等。
  • 《Principles of Power Electronics》(Kassakian, Schlecht, Verghese):在功率半导体器件与换流分析中使用该词。
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