V2EX wye connection

Wye Connection

释义 Definition

Wye connection(也写作 Y connection):电工/电力系统中的一种三相接线方式,把三相绕组(或负载)的一端连接到共同点(中性点/星点),另外三端分别接到三相线路上;常用于发电、配电与三相负载连接。中文常译为星形连接/星形接法(Y 接法)。(另有相对概念:Delta connection 三角形连接。)

发音 Pronunciation (IPA)

/wa knkn/

例句 Examples

A wye connection provides a neutral point for the system.
星形连接为系统提供了一个中性点。

In a three-phase transformer, the primary may be wired in a wye connection to reduce insulation requirements and allow grounding of the neutral.
在三相变压器中,一次侧可能采用星形连接,以降低绝缘要求,并便于将中性点接地。

词源 Etymology

wye 这个词源自字母名称 “Y” 的读音(/wa/),因为这种接线的形状看起来像字母 Y:三条相线汇聚到一个公共点。connection 来自拉丁语 connectere(连接、联结)。

相关词 Related Words

文学/著作中的用例 Literary Works

  • Electric Circuits(Nilsson & Riedel)
  • Electrical Engineering: Principles & Applications(Allan R. Hambley)
  • Electrical Machines, Drives, and Power Systems(Theodore Wildi)
  • Electrical Machinery Fundamentals(Stephen J. Chapman)
  • IEEE 标准与电力系统教材/手册(常以 “wye (Y) connection” 形式出现)
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