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本文提出了一种在外墙/屋顶内预埋管道,利用管道内水循环在结构内部实现冷热量转移的建筑结构,即内嵌管式围护结构。通过数值模拟的方法对该结构及无内嵌管道的常规围护结构在典型夏热地区气候条件下的传热进行了模拟分析。结果表明,该结构可以大大减少室外传热,同时降低围护结构内表面温度。本文还进一步研究了不同水温及不同管间距对该围护结构传热的影响。
This paper presents a built-in pipe / roof embedded pipe, the use of water within the pipeline within the structure to achieve the transfer of cold and heat building structure, that is, embedded tubular enclosing structure. The heat transfer of the conventional envelope with or without embedded pipelines under typical climatic conditions in summer is simulated by numerical simulation. The results show that the structure can greatly reduce the outdoor heat transfer, while reducing the temperature of the inner surface of the envelope structure. In this paper, the influence of different water temperature and different tube spacing on the heat transfer of the envelope is further studied.