技术中心

建筑材料热特性对地下工程围护结构热行为的影响【英文篇名】 Effect of heat characteristics of building materials on heat behavior of underground engineering envelope 【作者中文名】 程宝义; 袁艳平; 茅靳丰; 杜雁霞; 【作者英文名】 By Cheng Baoyi; Yuan Yanping; Mao Jinfeng and Du Yanxia PLA University of Science 【作者单位】 解放军理工大学; 【文献出处】 暖通空调, Hv 分离变量法; 地下室; 围护结构; 建筑材料; 【英文关键词】 ITPE. separation of variable method; basement; building envelope; building material; 【摘要】 在地下室传热数理模型的基础上,借鉴IPTE技术的基本思想,将计算区域划分为八个长方形区域,由热流连续和边界条件确定傅里叶系数,对每个区域用分离变量法进行了求解。通过对三种建筑材料构建工程传热量和温度分布的计算,分析了围护结构建筑材料对传热过程的影响。 【英文摘要】 On the basis of the mathematical model of heat transfer, referring the principle idea of IPTE (interzone temperature profile estimation) technology, divides the calculation zone into eight rectangles, determines the Fourier coefficients by the continuity of heat flux and boundary conditions, and obtains the solutions for all the parts using the separation of variable method. Analyses the effect of the building materials on the heat transfer of building envelope according to the calculation of heat flux and ...