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土壤源热泵冬季工况启动特性的实验研究 【英文篇名】 Startup characteristics of the ground source heat pump in the mode of heating 【作者中文名】 李元旦; 张旭; 周亚素; 陈沛霖; 【作者英文名】 By Li YuandanTongji University; China; Zhang Xu; Zhou Yasu and Chen Peilin; 【作者单位】 同济大学; 【文献出处】 暖通空调, Hv 供热; 启动特性; 实验研究; 【英文关键词】 ground source heat pump; heating; startup characteristic; experimen\; 【摘要】 结合对土壤源热泵冬季制热工况的实测 ,研究了土壤源热泵的启动工况。结果表明 ,土壤源热泵的冬季启动时间比夏季的短 ,仅为 4～ 5h。实测获得了单位钻孔长的取热率为40～ 60W /m ,可作为设计参考数据。分析了土壤源热泵冬季制热工况的系统COP值和压缩机COP值 ,指出要获得好的节能效果 ,必须优化系统 ,减少循环泵和风机等的能耗 【英文摘要】 Based on experimental results, studies the startup characteristics of the GSHP in the heating mode which shows that the startup time is merely 4 to 5 hours, shorter than that of on the cooling mode and gives a heat extraction rate of 40 to 60 W per unit depth of the borehole, agreed with the data obtained by some other researchers. Compares the COP value of the heat pump unit with that of the compressor, showing that the system should be optimised by reducing the energy consumption of the pumps and fans to ... 【基金】 美国联合技术开发公司 (UTRC)和高校骨干教师资助计划联合资助项目