V2EX power management

Power Management

释义 Definition

电源/功耗管理:指用软硬件策略来控制设备或系统的用电方式与功耗水平(如降低频率、电源门控、睡眠/唤醒、按需关断部件等),以延长电池续航、减少发热、降低能耗与成本。在计算机、手机、嵌入式系统与数据中心等场景中尤为常见。

例句 Examples

Power management helps my laptop battery last longer.
电源管理让我的笔记本电池更耐用。

Effective power management in a data center can cut electricity costs by scaling servers up or down based on demand.
在数据中心里,高效的功耗管理可以根据需求动态扩缩服务器,从而降低电费成本。

发音 Pronunciation (IPA)

/par mndmnt/

词源 Etymology

power 源自古法语 poeir/pooir(“能够、力量”),进一步追溯到拉丁语 posse(“能够”)。management 来自 manage,与意大利语 maneggiare(“用手操控、驾驭”)有关,词根与 mano(“手”)同源。合起来字面含义可理解为“对电力/能量的掌控与调度”。

相关词 Related Words

文献与作品 Literary/Notable Works

  • Advanced Configuration and Power Interface (ACPI) Specification(大量使用“power management”讨论设备电源状态与策略)
  • Intel 64 and IA-32 Architectures Software Developer’s Manual(涉及处理器功耗控制与相关机制)
  • Computer Architecture: A Quantitative Approach(讨论系统层面的性能与功耗权衡,常见该术语)
  • Android Developers Documentation(在电池优化与后台限制等章节常出现该表达)
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