V2EX heat-engine

Heat Engine

释义 Definition

热机:一种把热量(热能)转化为机械功(做功)的装置或系统,通常通过在高温热源与低温冷源之间循环运行来输出功。(常见类型包括蒸汽机、内燃机、燃气轮机等。)

发音 Pronunciation (IPA)

/hit en.dn/

例句 Examples

A heat engine turns heat into work.
热机把热量转化为做功。

In classical thermodynamics, an ideal heat engine operating between two reservoirs has its efficiency limited by the Carnot cycle.
在经典热力学中,理想热机在两个热源(热库)之间运行时,其效率受到卡诺循环所限定。

词源 Etymology

heat(热)+ engine(机器/发动机)。其中 engine 早期源自拉丁语 ingenium(才智、巧思、发明能力),后来引申为“装置、机器”。“heat engine”作为术语在热力学发展时期(尤其19世纪对蒸汽机与效率问题的研究中)被广泛使用。

相关词 Related Words

文学与经典著作 Literary Works

  • Reflections on the Motive Power of Fire(《论火的动力》) Sadi Carnot(卡诺),奠定“热机效率”与卡诺循环的经典讨论
  • The Feynman Lectures on Physics(《费曼物理学讲义》) Richard Feynman,常以热机作为理解能量与熵的核心例子
  • An Introduction to Thermal Physics(《热物理导论》) Daniel V. Schroeder,系统讲解热机、效率与第二定律的教材级著作
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