V2EX pitot tube

Pitot Tube

释义 Definition

皮托管(又称皮托静压管的一部分):一种安装在飞机等载具外部的测量装置,通过迎风口感受总压(动压+静压)来帮助计算空速等参数,是飞行仪表系统的重要部件。(在不同系统中也可与静压口配合使用。)

例句 Examples

The pitot tube helps the airspeed indicator work.
皮托管帮助空速表正常工作。

If the pitot tube becomes blocked by ice, the aircraft’s indicated airspeed can become unreliable, which is why pilots use pitot heat in cold or wet conditions.
如果皮托管被结冰堵塞,飞机显示的空速可能会变得不可靠,因此飞行员会在寒冷或潮湿条件下开启皮托加温。

发音 Pronunciation (IPA)

/pito t(j)ub/ (美式常见)
/pit tjub/ (英式常见)

词源 Etymology

“Pitot”来自法国工程师亨利皮托(Henri Pitot,18世纪),他提出并应用了用于测量流速的皮托管原理;“tube”意为“管子”。该装置先用于流体实验与测流,后广泛应用于航空航天与气动测量领域。

相关词 Related Words

文献与作品 Notable Works

  • Pilot’s Handbook of Aeronautical Knowledge(FAA,《航空知识飞行员手册》):在“皮托-静压系统/空速表”章节中多次出现 pitot tube
  • Aircraft Performance and Design(John D. Anderson):气动测量与飞行性能相关内容会涉及皮托管与压力测量。
  • Introduction to Flight(John D. Anderson):讲解空速、压力与基本飞行仪表时常使用 pitot tube 作为关键术语。
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