V2EX thermal envelope

Thermal Envelope

释义 Definition

“热围护结构 / 建筑热包络”指建筑中把“受控室内环境”和“室外环境”分隔开的那一整套边界系统,通常包括外墙、屋顶、地面/楼板、门窗,以及连续的保温层、气密层与防潮/隔汽层等。它的核心作用是减少热量交换与空气渗漏,从而提升能效与舒适度。(在不同语境下也可泛指任何系统的“隔热外壳”。)

发音 Pronunciation

/θrml envlop/ ; /θml envlp/

例句 Examples

A tight thermal envelope keeps the house warm in winter.
良好的气密热包络能让房子在冬天保持温暖。

By upgrading insulation and sealing air leaks, the retrofit improved the building’s thermal envelope and cut heating demand significantly.
通过加强保温并封堵漏风点,这次改造改善了建筑的热包络,使采暖需求显著下降。

词源 Etymology

thermal 来自希腊语 thermē(“热”)相关词根,表示“与热有关的”。envelope 原意为“信封/包裹”,引申为“外层包覆物、包络”。合起来的 thermal envelope 字面意思就是“与热相关的外层包覆”,在建筑学与建筑物理中专指控制热量与空气交换的“建筑边界”。

相关词 Related Words

文献与作品 Literary & Notable Works

  • ASHRAE HandbookFundamentals(美国采暖制冷空调工程师学会《基础手册》)
  • *International Energy Conservation Code (IECC)*(《国际节能规范》)
  • Joseph Lstiburek(Building Science Corporation)相关文章与技术报告(常用该术语讨论气密与保温连续性)
  • The Passive House Handbook(被动房/高性能建筑相关手册中常出现,用于讨论高气密、高保温的围护边界)
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