V2EX busbar

Busbar

释义 Definition

母线;汇流排:电力系统或配电设备中用于汇集与分配电流的金属导体(常为铜或铝),通常呈条状或排状,安装在开关柜、配电盘、变电站等内部。也常写作 bus bar

发音 Pronunciation (IPA)

/bs.br/

例句 Examples

The electrician tightened the connections on the busbar.
电工拧紧了母线上的连接点。

A fault on the main busbar can shut down power to the entire distribution board.
主母线发生故障可能会导致整个配电盘断电。

词源 Etymology

busbarbus(电气工程中指“母线/汇流”用的 bus,源自“汇集、集中传输”的概念)与 bar(“条状金属”)组合而来,字面意思就是“用于汇流的金属排”。该词随近现代配电与开关设备的发展在工程语境中普及。

相关词 Related Words

文献与作品 Notable Works

  • **NFPA 70 National Electrical Code (NEC)**(常见于配电、母线与开关设备相关条款与说明)
  • IEC 61439 Low-voltage switchgear and controlgear assemblies(低压成套开关设备标准,涉及母线设计与额定参数)
  • IEEE standards 与 IEEE 技术论文(电力系统、配电设备与短路电流计算中常出现 busbar
  • 《Electrical Power Systems》/《Power System Analysis》类电力系统教材(配电与母线结构章节常用该词)
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