【摘要】 对某节能示范项目土壤源热泵地下换热系统设计方案进行了介绍,包括机组选型、地下钻孔深度的确定、辅助冷却塔容量的确定、地埋管系统流量的确定与校核、地埋管系统的排列与布置、地下热平衡问题的设计与校核及系统阻力计算与管路承压能力校核,同时对系统的经济性进行了分析,设计方案及其分析方法可为同类建筑所借鉴。更多还原

【Abstract】 Design schemes of ground heat exchanger system used in ground source heat pump for an energy efficiency demonstration building are presented in detail.It involves the selection of heat pump units,the calculation of total borehole depth,the determination on the capacitance of assistant cooling tower,the calculation and check of flow rate of ground heat exchanger,the array and layout of ground heat exchanger system,the design and check of ground heat balance,the system resistance calculation and the press check of ground heat exchangers system.At the same time,the analysis on economic of the system is also undertaken.The design and analysis method used in this paper can provide a reference for the same buildings.更多还原