屋顶集热式太阳房供暖系统研究苏文佳.pdf

27 , 155 《 》 Vol.27,Sum.No.155 　2009 5 ,3 ENERGY CONSERVATION TECHNOLOGY May.2009,No.3 　 屋顶集热式太阳房供暖系统研究 , 　,　, (江苏大学 能源动力学院, 江苏　镇江　212013) 　:研制了一种屋顶集热式太阳房供暖系统, 对该系统进行了 构设计优化和试验测试, 2 果表明, 在冬季晴朗的白天, 对于保温较差的试验平房(热负荷约为120 W/m ),利用1/2的屋顶面 积集热,室内温度最高达到20 ℃,平均温度约18 ℃,比对照房温度高约6 ℃;对于保温较好的建筑物 2 (采暖期热负荷约为20 W/m ),太阳能供暖系统在冬季白天可有效地为房间供热, 多余的热量利用 储热装置储存以满足夜间供暖的需要,从而实现冬季2 小时为建筑物供热的目标。 :太阳房;太阳能供暖;太阳能空气集热器; 构优化;储热装置 :TK512+.　　:A 　　:1002-6339 (2009)03-0275-05 Study on Rooftop Solar House Heating System SU Wen-jia, ZUO Ran, LI Ping, ZHANG Zhi-qiang (School of Energy and Power, Jiangsu University, Zhenjiang Jiangsu 212013, China) Abstract:An active solar house heating system, with solar air collectors installed on rooftop, is studied.Its structure is described and the performance is tested.Thermal energy collected by the system, thermal load of the house and thermal efficiency of the flat plate collector are calculated.The results show that, in the clear 2 winter day in Zhenjiang City, for the poor insulated testing building (the thermal load is about 120 W/m ), by using 1/2 area of the rooftop for collector configuration, the highest room temperature is 20 ℃, the average room temperature is 18 ℃, about 6 ℃higher than that of contrasted room (the same environment).According 2 to analysis, for common houses with good insulation (the heat load is about 20 W/m ), this solar house heat- ing system is effective for room heating inwinter.Excess energy can be stored by storage system for night use.