新型双集热管多曲面槽式空气集热器在乌鲁木齐日光温室的应用研究  

Application Study of New Type Multiple Clamber Trough Solar Air Collector with Dual Collector Tubes in Urumqi Solar Greenhouse

作　　者：张明星[1] 陈超[1] 马彩雯[2] 姜理星 邹平[2] 张彩虹[2] ZHANG Ming - xing CHEN Chao MA Cai - wen JIANG Li - xing ZHOU Ping ZHANG Cai - hong(College of Architecture and Civil Engineering, Beijing University of Technology, Beijing 10024, China Institute of Agricultural Mechanization, Xinjiang Academy of Agricultural Science, Urumqi 830091, China)

机构地区：[1]北京工业大学建筑工程学院,北京100124 [2]新疆农业科学院农机化研究所,乌鲁木齐830091

出　　处：《新疆农业科学》2017年第5期945-952,共8页Xinjiang Agricultural Sciences

基　　金：国家自然科学基金项目"新疆戈壁日光温室太阳能主-被动式蓄热墙体及保温被热性能评价方法研究"(51368060);国家自然科学基金项目"面向多热特性一体化控制的日光温室建筑构造建模理论研究"(51578012)~~

摘　　要：【目的】提高日光温室主动蓄热能力,使温室内热环境得到保障。【方法】提出一种新型双集热管多曲面槽式空气集热器,将此集热器与日光温室后墙结合构成主-被动式墙体体系,将此墙体体系应用于新疆日光温室,研究该集热器在日光温室中应用的可行性及应用效果。【结果】在集热器长度为16 m、集热器单支玻璃管接收器内空气流速为2.5 m/s的条件下,集热器出口温度可达75℃,集热效率可达50%。该集热系统通过日光温室墙体主动蓄热方式,在冬季实测期间累计可为日光温室提供约为2 400 MJ的太阳能。【结论】该结果可为集热器的推广应用提供参考。[Objective] In order to improve the heat storage capacity of solar greenhouse, which guaranteed the thermal environment within the greenhouse.[Method]This study proposed a new type multiple clamber trough solar air collector with dual collector tubes, combined with a solar greenhouse back wall to form active-passive wall system, which was applied in Urumqi Solar Greenhouse.The experiment was carried out to investigate the feasibility and application effects of the collector.[Result]The results showed that： when the collector length is 16m and the air velocity inside the single concentrator is 2.5 m/s, the outlet temperature of the collector could reach 75℃ and the collector efficiency could reach 50%;The heat collecting system could provide solar thermal energy about 2,400 MJ for solar greenhouse by active heat storage of the wall during the winter test period.[Conclusion]This study can provide a

关 键 词：日光温室 双集热管 多曲面槽式空气集热器 主动蓄热 集热性能 供热量 

分 类 号：S624.49[农业科学—园艺学]