低环境温度空气源热泵机组在北方某高校公共浴室中的应用  

Application of low ambient temperature air source heat pump unit to public bathroom of one university in North China

作　　者：赵瑜[1] 曹宏芳 Zhao Yu;Cao Hongfang(NanKai University)

机构地区：[1]南开大学

出　　处：《制冷与空调》2019年第12期73-76,共4页Refrigeration and Air-Conditioning

摘　　要：对低环境温度空气源热泵机组的工作原理进行分析,并以南开大学浴园热水系统改造工程为例,阐述空气源热泵机组的选型方法、系统改造、系统控制及系统运行,最后对低环境温度空气源热泵机组运行数据进行分析。结果表明,机组在4—10月份能效比高于3.2,冬季能效比低于3.0,与传统燃气热水锅炉相比,具有较高的经济效益和环保效益。The working principle of the low ambient temperature air source heat pump unit is analyzed.Taking the reformation project of the hot water system in the public bathroom of NanKai University as an example,the selection method,system reformation,control and operation of the system for the air source heat pump unit are expounded.Finally,the operation data of the low ambient temperature air source heat pump unit are analyzed.The results show that the energy efficiency ratio of the unit is higher than 3.2 from April to October,and the energy efficiency ratio in winter is lower than 3.0.Compared with the traditional gas-fired hot water boiler,it has obvious economic and environmental benefits.

关 键 词：低环境温度空气源热泵机组 机组热负荷 智能控制 运行成本 

分 类 号：TU83[建筑科学—供热、供燃气、通风及空调工程]