V2EX leakage current

Leakage Current

定义 Definition

漏电流:在电气设备或电路中,本不应流动但由于绝缘不良、寄生电容、半导体器件特性或环境湿气等原因而产生的微小电流。常用于描述绝缘性能、安全风险或器件性能(如二极管反向漏电流)。

发音 Pronunciation (IPA)

/likd krnt/

例句 Examples

The technician measured the leakage current to make sure the device was safe.
技术员测量了漏电流,以确保设备安全。

Because of humidity and aging insulation, the leakage current increased, triggering the safety switch during the overnight test.
由于潮湿和绝缘老化,漏电流增大,在通宵测试中触发了安全开关。

词源 Etymology

leakage 来自动词 leak(“泄漏、渗漏”),加上名词后缀 -age,表示“泄漏的状态/量”;current 源自拉丁语 currere(“奔跑、流动”),引申为“电流”。合起来就是“(不该有的)泄漏出来的电流”。

相关词 Related Words

文学作品 Literary Works

在传统文学作品中较少作为常见词出现;更常见于工程与科普写作。例如:

  • The Art of Electronics(Horowitz & Hill)中讨论器件与测量误差时会涉及 leakage current
  • Physics for Scientists and Engineers(Serway & Jewett)在电学与材料相关内容中可能提及与漏电流相关的现象与模型。
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