长沙市既有住宅外窗与遮阳情况调研分析

Analysis of Exterior Window and Shading of Existing Residential Buildings in Changsha

长沙市位于夏热冬冷地区,夏季气温偏高,建筑遮阳是解决夏季隔热问题的有效途径之一。通过对长沙市18个既有住宅小区的建筑遮阳状况进行实地调研与问卷测试,文章分别从遮阳形式、遮阳材料、遮阳操作方式、居民遮阳意识四个方面进行分析,总结出长沙市建筑外窗与遮阳目前存在的主要问题即对遮阳不够重视、遮阳棚效率不高、有色玻璃效果不佳和窗框性能落后。并在此基础上提出相关建议,为长沙市既有住宅遮阳改造及新建住宅遮阳设计提供参考。

Changsha is located in the hot summer and cold winter zone which the summer temperature is high.Building shading is one of the effective ways to solve the problem of heat insulation in summer.Through field investigation and questionnaire test of the shading of the 18 existing residential districts in Changsha,Shading form,shading material,shading operation method,and residents'shading awareness are analyzed.The main problems existing in the exterior windows and shading of Changsha buildings are summarized,which is the lack of shading consciousness,the inefficiency of sun shields,the poor performance of anti-solar glass and the poor function of window frames.Then the pertinent proposal is put forward.It can provide reference for existing residential shading renovation and the new residential shading design in Changsha.