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墙体热、湿及空气耦合传递非稳态模型及验证

刘向伟 陈国杰 陈友明

湖南大学学报(自然科学版)Issue(1):152-156,5.
湖南大学学报(自然科学版)Issue(1):152-156,5.

墙体热、湿及空气耦合传递非稳态模型及验证

Modeling of the Transient Heat, Air and Moisture Transfer in Building Walls

刘向伟 1陈国杰 1陈友明2

作者信息

  • 1. 湖南大学 土木工程学院,湖南 长沙 410082
  • 2. 南华大学 城市建设学院,湖南 衡阳 421001
  • 折叠

摘要

Abstract

A coupled heat,air and moisture transfer model,which takes into consideration the heat transfer,moisture transfer and air convection and their coupled effect,was developed to predict the distri-bution of the temperature and humidity and to investigate the rule of the coupled heat,air and moisture transfer in walls.The temperature,relative humidity and air pressure were chosen as the driving poten-tials.A program based on the finite element method was developed to calculate the governing equations. And the numerical results of this model were compared with the internationally accepted HAMSTAD benchmarks,and the results agree well with each other.

关键词

建筑墙体/非稳态//空气/湿耦合传递/含湿量/相对湿度

Key words

building walls/transient/heat,air and moisture transfer/moisture content/relative hu-midity

分类

建筑与水利

引用本文复制引用

刘向伟,陈国杰,陈友明..墙体热、湿及空气耦合传递非稳态模型及验证[J].湖南大学学报(自然科学版),2016,(1):152-156,5.

基金项目

国家自然科学基金资助项目(51078127,51408294),National Natural Science Foundation of China ()

湖南大学学报(自然科学版)

OA北大核心CSCDCSTPCD

1674-2974

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