基于运行数据的地源热泵系统性能分析  

Performance Analysis of Ground Source Heat Pump System Based on Operation Data

作　　者：刘雨 谢艳萍 余晓平[1] 郭金成 Liu Yu;Xie Yanping;Yu Xiaoping;Guo Jincheng(School of Civil Engineering and Architecture,Chongqing Unversity of Science&Technology,Chongqing,401331;Chongqing Hairun Energy Saving Technology Co.,Ltd,Chongqing,401147)

机构地区：[1]重庆科技学院建筑工程学院,重庆401331 [2]重庆海润节能技术股份有限公司,重庆401147

出　　处：《制冷与空调（四川）》2021年第4期503-508,共6页Refrigeration and Air Conditioning

摘　　要：建筑全年冷热负荷特性对地源热泵空调系统逐年供冷供热能力和地源侧的热平衡有直接影响。以贵阳某综合医院地源热泵空调系统2015-2019年连续监测为期4年的数据为基础,通过计算该地源热泵系统制冷季、制热季的平均部分负荷率、热泵主机的COP和EER,分析了冬、夏季地源侧和用户侧的供回水温度变化,介绍了该地源热泵系统夏季制冷、冬季制热的运行效果,总结了该地源热泵系统运行过程中存在的问题,为该地源热泵系统运行的系统性能提升和运行管理提出了优化的建议,可最大程度发挥地源热泵系统的节能效益和环境效益。The annual cooling and heating load characteristics of buildings have a direct impact on the annual cooling and heating capacity of ground source heat pump air conditioning system and the heat balance of ground source side.Based on the four-year continuous monitoring data of ground source heat pump air conditioning system in a general hospital of Guiyang from 2015 to 2019,this paper calculates the average partial load rate of the ground source heat pump system in the cooling season and heating season,COP and EER of the heat pump host,analyzes the temperature changes of the water supply and return at the ground source side and the user side in winter and summer,and introduces the cooling,heating and cooling characteristics of the ground source heat pump system in summer Based on the operation effect of heating in winter,this paper summarizes the problems existing in the operation process of the ground source heat pump system,and puts forward optimization suggestions for the system performance improvement and operation management of the ground source heat pump system,so as to maximize the energy-saving and environmental benefits of the ground source heat pump system.

关 键 词：医疗建筑 地源热泵系统 运行数据 性能提升 

分 类 号：TB657.5[一般工业技术—制冷工程]