两种聚光器联合驱动的鼓泡加湿除湿型太阳能海水淡化系统实验研究  

EXPERIMENTAL STUDY ON BUBBLING HUMIDIFICATION-DEHUMIDIFICATION DESALINATION SYSTEM DRIVEN BY TWO TYPES OF CONCENTRATORS

作　　者：赵静莲 肖建伟 郑宏飞[1] 王革 Zhao Jinglian;Xiao Jianwei;Zheng Hongfei;Wang Ge(School of Mechanical Engineering,Beijing Institute of Technology,Beijing 100081,China;School of Physics and Electronics,Nanning Normal University,Nanning 530299,China)

机构地区：[1]北京理工大学机械与车辆学院,北京100081 [2]南宁师范大学物理与电子学院,南宁530299

出　　处：《太阳能学报》2023年第5期226-232,共7页Acta Energiae Solaris Sinica

基　　金：广西自然科学基金(2018GXNSFAA050139)。

摘　　要：设计一个由太阳能空气集热器和曲面菲涅尔透镜联合驱动的鼓泡加湿除湿型太阳能海水淡化系统,介绍该系统的结构和运行原理,对多曲面聚光器的聚光特性进行光学仿真分析,对装置各部件的能量进行平衡计算,测试系统在实际天气条件下的产水性能,给出太阳辐照度、装置运行温度和产水效率随时间的变化关系。当太阳辐照度平均为795 W/m2时,该装置集热管出口温度最高为64.8℃,产水量约为9.48 kg/d,整体系统热效率为43.5%。A bubbling humidification-dehumidification(HDH)desalination system is designed with combined heating by solar air heating collector and Fresnel lens.Firstly,the structure and operation principle of the system is introduced.Then,the optical simulation analysis of the solar air collector with multi-curved concentrator and the energy balance calculation of each component of the device are carried out.Finally,the freshwater productivity of the system under actual weather conditions is tested.And the relationship among the solar irradiance,operating temperature and freshwater productivity of the device with time is given.When the average solar irradiance is 795 W/m2,the highest outlet temperature of the solar collector tube is 64.8℃with 9.48 kg/d of the freshwater productivity and 43.5%of thermal efficiency of the system.

关 键 词：太阳能聚光器 鼓泡 海水淡化 空气集热器 加湿除湿 

分 类 号：TK519[动力工程及工程热物理—热能工程]