技术中心

地源热泵及地下蓄能系统的实验研究 【英文篇名】 Experiment of ground-source heat pump and underground energy storage system 【作者中文名】 王勇; 刘宪英; 付祥钊; 【作者英文名】 Wang Yong; Liu Xianying and Fu Xiongzhao Chongqing University; Chongqing; China; 【作者单位】 重庆大学; 【文献出处】 暖通空调, Hv 地源热泵; 冷热联供传热模型; 【英文关键词】 underground energy storage system; ground-source heat pump; heat transfer model for combined cooling and heating; 【摘要】 采用系统能量平衡结合热传导方程建立二维温度场模型求解地下蓄能系统埋管换热器的全年动态传热特性。介绍了计算地下温度场的分布情况、单位埋管深度换热量、平均传热系数、进出地下埋管的水温和埋管换热器面积的方法。 【英文摘要】 Establishes a two-dimensional model of earth thermal fields by using the law of energy conservation and equation of heat conduction to study the annual dynamic heat transfer characteristics of heat exchangers in underground energy storage systems. Presents calculating methods of earth temperature distribution, heat exchange per unit depth of circuit, average heat transfer coefficient, water temperature in inlet and outlet of buried pipes and heat exchange area.