墙体不稳定传热计算中反应系数项数的分析与确定  

Analysis and determination of items amount of reaction coefficient for unsteady heat transfer calculation of wall

作　　者：郭卉[1] 彭梦珑[1] 刘广海[1] 

机构地区：[1]中南大学交通运输工程学院,湖南长沙410075

出　　处：《湖南理工学院学报（自然科学版）》2005年第4期69-72,共4页Journal of Hunan Institute of Science and Technology(Natural Sciences)

摘　　要：从反应系数的基本原理出发,以我国常用的24墙和37墙为例,利用计算机辅助分析的方法,对其围护结构的不稳定传热进行数值计算,并考察了不同反应系数项数对其能耗计算精度的影响。研究了进一步完善传热反应系数法,为此理论的实际应用提供了保障。Starting from basic principle of reaction coefficient, taking the common 24# and 37# wall in China for example, and using the way of computer aided analysis, the paper made numerical calculation of wall unsteady heat transfer and observed the influence on calculation accuracy of energy loss according to different items amount of reaction coefficients, The research improves the heat reaction coefficient method and provides passport tbr practical application of the theory.

关 键 词：能耗分析 围护结构 反应系数 不稳定传热 

分 类 号：TU111.19[建筑科学—建筑理论]