V2EX voltage spike

Voltage Spike

释义 Definition

“Voltage spike” 指电压尖峰/电压突波:在电路中电压在极短时间内突然升高的现象,常由开关动作、感性负载(如电机、继电器)断开、静电或雷击等引起,可能导致设备误动作或损坏。(也常被归入“瞬态过电压”的一种)

发音 Pronunciation

/voltd spak/

例句 Examples

A voltage spike damaged my phone charger.
一次电压尖峰把我的手机充电器弄坏了。

To protect the circuit, the engineer added a TVS diode to clamp voltage spikes during switching.
为保护电路,工程师加了一个 TVS(二极管)来在开关切换时钳位电压尖峰。

词源 Etymology

“Voltage” 来自 “volt”(伏特,电压单位),而 “volt” 源于意大利科学家 Alessandro Volta(伏打)的姓氏;“spike” 原意是“尖刺/尖状物”,引申为“突然的尖峰式上升”。合在一起形象地表示“电压像尖刺一样瞬间冲高”。

相关词 Related Words

文学与著作 Literary Works

  • The Art of Electronics(Horowitz & Hill)在电源与开关电路保护的语境中讨论电压尖峰与抑制方法。
  • Practical Electronics for Inventors(Paul Scherz & Simon Monk)介绍瞬态/电压尖峰的来源与防护元件。
  • Troubleshooting Analog Circuits(Robert A. Pease)在电路故障排查中提及电压尖峰导致的异常现象。
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