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气候变化背景下内保温砖墙热湿性能对比

党新元

东南大学学报(自然科学版)2024,Vol.54Issue(2):441-446,6.
东南大学学报(自然科学版)2024,Vol.54Issue(2):441-446,6.DOI:10.3969/j.issn.1001-0505.2024.02.022

气候变化背景下内保温砖墙热湿性能对比

Hygrothermal performance comparison of internally insulated masonry walls under climate change

党新元1

作者信息

  • 1. Department of Civil Engineering,KU Leuven,Leuven 3001,Belgium
  • 折叠

摘要

Abstract

To quantify the hygrothermal performance of internally insulated masonry walls under climate change,a numerical simulation software WUFI Pro was employed to analyze the frost damage risks,the mold growth risks,heat losses and moisture load of the internally insulated masonry walls with vapor-tight or vapor-open insulation materials and an uninsulated wall under one current and two future climate scenarios of Leu-ven,Belgium.The results indicate that the freeze-thaw risk occurrences of the walls with vapor-open and va-por-tight insulation increase from 6 and 2 under the current scenario to 16 and 13 under the future scenarios,with a significant increase in the moisture content,while no risks occur in the uninsulated wall.The vapor-tight insulated wall has a significantly larger mold growth risk than the others,particularly under the future cli-mate scenarios.Insulation significantly reduces energy consumption,while both vapor-open insulated walls and uninsulated walls require higher moisture loads under future climate conditions.

关键词

气候变化/砖墙/内保温/热湿性能

Key words

climate change/masonry wall/internal insulation/hygrothermal performance

分类

建筑与水利

引用本文复制引用

党新元..气候变化背景下内保温砖墙热湿性能对比[J].东南大学学报(自然科学版),2024,54(2):441-446,6.

基金项目

国家建设高水平大学公派研究生资助项目(202006090005). (202006090005)

东南大学学报(自然科学版)

OA北大核心CSTPCD

1001-0505

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