我国屋顶绿化建设的发展研究——以德国、北京为例对比分析

Studies on the Development of Green Roofs in China——Contrast with Germany, Beijing

介绍屋顶绿化存在的优势,从屋顶绿化的类型、演变进程及现状、政策和规范的制定、技术实施和发展前景5个方面重点分析德国屋顶绿化的状况,同时对国内屋顶绿化演变进程及现状进行概括阐述,重点分析北京屋顶绿化的现状,并提出目前存在以下几点问题:屋顶绿化相关法规不健全,屋顶绿化概念混乱,工程造价高,应用植物种类有限,施工技术不过关,业内市场混乱及缺乏专业人员等。北京市屋顶绿化的瓶颈主要是屋顶绿化植物材料的选择、屋顶荷载量低及用水矛盾3个方面。分析德国屋顶绿化,对比我国特别是北京的屋顶绿化,得出要解决的问题主要体现在3个方面:国家政策、技术实施、概念推广。

The article introduces the advantage of making green roofs. It analyzes the development of Germany＇ s green roofs from five aspects, including the types, course and situation, policy and criterion, technology and market foreground. It also generalizes the course and situation of our country and points out some issues of making green roofs in Beijing, such as the distemperedness of market, concept confusion, high cost, limited plants resource, construction and technology problems, lack of professionals and so on. And it aslo indicated that the bottle-neck of the development of green roofs in Beijing are three aspects including the selection of suitable plants, the low load of roof tops and contravention of using water. Then it put forward that developing green roofs in china must resolve three questions： the government＇s guidance and technical assistance as well as spread conception.