V2EX primary coil

Primary Coil

释义 Definition

初级线圈(原边线圈):在变压器或耦合线圈中,连接到输入电源的一组绕组。它通电后产生变化的磁场,从而在次级线圈(secondary coil)中感应出电压。该词也常见于点火系统中的“点火线圈初级绕组”。

发音 Pronunciation (IPA)

/pramri kl/

例句 Examples

The primary coil is connected to the power source.
初级线圈连接到电源。

When current in the primary coil changes rapidly, it induces a high voltage in the secondary coil through electromagnetic induction.
当初级线圈中的电流快速变化时,它会通过电磁感应在次级线圈中产生高电压。

词源 Etymology

primary 源自拉丁语 primarius(“第一的、主要的”),表示“处于首要位置”;coil 来自中古法语 coille(线圈、卷绕物)并与“卷、绕”这一动作相关。合起来 primary coil 字面意思就是“主要/第一组线圈”,在电工语境中特指输入侧的绕组

相关词 Related Words

文学与作品 Literary Works

  • The Art of Electronics(Horowitz & Hill)在变压器/耦合电感等章节讨论初级绕组(primary coil / primary winding)的概念与应用。
  • Radiotron Designer’s Handbook(Langford-Smith 编)在电源变压器与线圈设计内容中频繁使用“primary coil/primary winding”等术语。
  • Principles of Electric Circuits(Floyd)基础电路与变压器章节介绍初级线圈与次级线圈的能量传递关系。
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