V2EX counterflow

Counterflow

Definition / 释义

counterflow(名词)指逆向流动、逆流:两股流体(或物质/能量的传递方向)相向而行,常见于热交换器、传热传质、通风与流体系统等情境。(也常与 countercurrent 近义,工程语境中有时可互换,但用法取决于学科与作者习惯。)

Pronunciation / 发音

/kantrflo/

Examples / 例句

In a counterflow heat exchanger, the hot and cold fluids move in opposite directions.
在逆流式换热器中,热流体和冷流体沿相反方向流动。

Counterflow arrangements often improve efficiency because the temperature difference can be maintained more evenly along the exchanger.
逆流布置通常能提高效率,因为它可以使换热器沿程的温差更均匀地保持。

Etymology / 词源

由 **counter-**(“相反、对向”)+ flow(“流动”)构成的复合词,字面意思就是“对向的流动”。该词在工程与科学英语中常用来描述与 co-current / parallel flow(同向流)相对的流动方式。

Related Words / 相关词

Literary Works / 文学作品

  • Perry’s Chemical Engineers’ Handbook(《佩里化学工程师手册》)
  • Transport Phenomena(Bird, Stewart & Lightfoot,《传递现象》)
  • Fundamentals of Heat and Mass Transfer(Incropera 等,《传热与传质基础》)
  • Chemical Engineering Design(Sinnott & Towler,《化工设计》)
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