从朝向、窗型设计、玻璃选择、遮阳、辐射、空气渗漏等方面分析了影响既有建筑外窗节能的因素，从节能的角度出发，对外窗进行了改造设计，并阐述了详细的改造措施，以期实现建筑节能目标。%This paper analyzed the energy saving reasons of existing building outside window from the orientation,window type design,glass se-lection,shading,radiation,air leakage and other aspects,from the viewpoint of energy saving,made transformation and design of outside win-dow,and elaborated the detailed transformation measures,in order to realize the goal of building energy saving.
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