生态种植屋面隔热特性对比实验研究.pdfVIP

学兔兔 全国中文核心期刊 新 建巍 中国科技核心期刊 生态种植屋面隔热特性对比实验研究 杨晚生，钟桃丽 (广东工业大学土木与交通工程学院，广东广州 510000) 摘要：采用对比测试方法对轻型生态种植模块的隔热特性进行了实验研究。设置了4种测试模块，即轻型种植土加湿模块、干 模块、佛甲草种植模块及蓄水模块。为了比较其隔热特性，采用额定功率为1000w的卤素灯模拟太阳辐射，在相同实验环境下进行 测试分析。结果表明，佛甲草种植模块的表面温度、底面温度及导热热流均低于其它对比模块，佛甲草种植模块具有较好的隔热效 果。 关键词：生态种植屋面；隔热特性；对比测试 中图分类号：TU57+6；TU1l1I41 文献标识：A 文章编号：1001—702X(2012)12—0062—04 Experimental study on thermal insulation properties of the ecological planting roof YANG Wansheng，ZHONG Taoli (Faculty of Civil＆Transportation Engineering，Guangdong University of Technology，Guangzhou 510000，Guangdong，China) Abstract：In this paper the thermal insulation properties of light ecological planting module is studied by contrast expert- ment．In the experiment，in order to compare the thermal insulation properties for different modules，four kinds of modules，i．e．1ight plating earth humidifying module，dry module，sedum lineare planted module and water storage module，are established in the same testing environment，and their thermal insulation properties are tested and compared．In addition，the solar radiation is simulated under the halogen lamp with 1000 W rated power．The testing results show that the surface temperature，bottom temperature and thermal conductivity of heat flow of sedum lineare planted module are lower than other modules，it has better thermal insulation properties． Key words：ecological planting roof：thermal insulation properties；contrast experiment 佛甲草绿化屋面在自然状态下的隔热效应进行测试：植被层 O 引 言