V2EX operating point

Operating Point

定义 Definition

“Operating point”指系统或器件在特定条件下稳定工作的状态点,通常由一组关键变量决定(如电压、电流、温度、转速、负载等)。在电子学中也常称为工作点/静态工作点(Q-point);在控制与机械系统中可理解为运行工况点

发音 Pronunciation (IPA)

/pret pnt/

例句 Examples

The sensor is accurate only near its operating point.
该传感器只有在其工作点附近才准确。

As the load changes, the controller shifts the operating point to keep the system stable and efficient.
当负载变化时,控制器会调整运行工况点,以保持系统稳定并提高效率。

词源 Etymology

operating 来自动词 operate(“运转、操作、运行”),源自拉丁语 operari(“工作、劳动”);point 源自拉丁语 punctum(“点、刺点”)。组合成 operating point,字面是“运行的点”,引申为“决定系统当前运行状态的一组参数所对应的状态点”。

相关词 Related Words

文学与著作 Literary Works

  • The Art of Electronics(Horowitz & Hill)讨论晶体管/运放等电路的偏置与工作点设定。
  • Microelectronic Circuits(Sedra/Smith)在放大器分析中频繁使用“operating point / Q-point”。
  • Control Systems Engineering(Norman S. Nise)在稳态与平衡分析中涉及系统的运行点概念。
  • 多篇 IEEE 工程论文与数据手册(datasheet)常用 operating point 描述器件推荐工作条件与性能范围。
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