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大型公共建筑一般指建筑面积2万m~2以上的办公建筑、商业建筑、旅游建筑、科教文卫建筑、通信建筑以及交通运输用房等。随着我国经济和社会快速发展,大型公共建筑日益增多,既促进了经济社会发展,又增强了为城市居民生产生活服务的功能,但当前一些大型公共建筑片面追求外形,忽视使用功能及内在品质,忽视与自然环境的协调,尤其是高耗能的问题日益突出。据统计,我国大型公共建筑总面积不足城镇建筑总面积的4%,但总能耗却占全国城镇总耗电量的22%,大型公共建筑单位面积年耗电量达到
Large public buildings generally refers to office buildings, commercial buildings, tourism buildings, science, education, health buildings, communications buildings, and transportation buildings with a building area of 20,000 to 2 over. With the rapid economic and social development in our country, the large-scale public buildings are increasing day by day, which not only promote the economic and social development but also enhance the functions of serving and producing urban residents. However, some large-scale public buildings are one-sidedly pursuing appearances and neglecting their functions and intrinsic qualities , Ignoring the coordination with the natural environment, especially the issue of high energy consumption has become increasingly prominent. According to statistics, the total area of large-scale public buildings in our country is less than 4% of the total area of urban buildings, but the total energy consumption accounts for 22% of the total electricity consumption of cities and towns nationwide. The annual power consumption per unit area of large-scale public buildings has reached