V2EX heatsink

Heatsink

释义 Definition

heatsink(散热器/散热片):一种用来把电子元件产生的热量导出并散到空气中的部件,常见于CPU、功率晶体管、LED等,以防止过热损坏。(也常写作 heat sink

发音 Pronunciation (IPA)

/hitsk/

例句 Examples

The CPU needs a heatsink to stay cool.
CPU 需要散热器来保持低温。

After hours of heavy use, the aluminum heatsink dissipated the heat efficiently, preventing the chip from throttling.
在长时间高负载使用后,铝制散热片高效地散出热量,防止芯片因过热而降频。

词源 Etymology

heat(热)+ sink(“下沉处/吸收处”,引申为“吸热体/热汇”) 组合而成,字面意思是“热量下沉/被吸收并带走的地方”。在工程语境中指通过增大表面积、配合空气流动(有时加风扇)来“带走热”的结构。

相关词 Related Words

文学作品中的用例 Literary Works

heatsink/heatsink 更常见于技术文献与工程写作,在传统文学作品中出现较少。较有代表性的“作品/文本”类型包括:

  • IEEE 期刊与会议论文(电子散热、功率器件热管理主题中常出现)
  • PC Hardware 与工程类教材/手册(如计算机硬件装配与维护类书籍中常见)
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