技术中心

【英文篇名】 Comparison of calculation methods for heat gain by heat transfer of building envelopes 【作者中文名】 顾小松; 傅俊萍; 赵李铁; 【作者英文名】 By Gu Xiaosong~; Fu Junping and Zhao LitieChangsha University of Science Changsha; China; 【作者单位】 长沙理工大学; 【文献出处】 暖通空调, Heating Ventilating 传热得热量; 传递函数; 周期性反应系数; 热稳定性; 【英文关键词】 building envelope; heat gain by heat transfer; transfer function; periodic response factor; thermal stability; 【摘要】 比较了围护结构传热得热量的两种计算方法:周期性反应系数法和传递函数法。与传递函数法相比,周期性反应系数法简化了计算,而且周期性反应系数能反映围护结构对周期性扰量的热响应,可作为评价围护结构热稳定性的指标。推导了传递函数系数与周期性反应系数间的关系式,可根据ASHRAE的数据库RP 626建立典型围护结构周期性反应系数的数据库,从而减少周期性反应系数法的计算量。 【英文摘要】 Compares the periodic response factor method and the transfer function method.Compared with the transfer function factor method,the periodic response factor method simplifies the calculation procedure,and the periodic response factor can reflect thermal response of building envelopes to a periodic pulse and be taken as thermal stability indicauor of building envelopes.Deduces the relation expression between the transfer function factor and the periodic response factor,by which a data base of the periodic re...