本文简述了我国近年来住宅建筑节能的现状及发展历程,论述了寒冷地区住宅建筑节能设计的环节及要点,以昔阳阳煤职工住宅小区高层住宅楼节能计算为例详细分析了在建筑节能设计过程中各围护结构的能耗情况,探讨了在满足节能效果的同时降低节能成本的方法。 In this paper, the status quo and development history of energy saving in residential buildings in China in recent years are briefly introduced. The aspects and key points of energy-saving design of residential buildings in cold areas are discussed. Taking the energy-saving calculation of high-rise residential buildings in Xiyangyang Coal Workers residential district as an example, During the design process, the energy consumption of each envelope was discussed, and the methods to reduce the energy-saving cost while meeting the energy-saving effect were discussed.