【中文摘要】 分析了我国北方既有居住建筑采暖能耗现状,提出了既有居住建筑围护结构采暖节能改造以及供热管网系统的改造措施,通过降低居住建筑的能耗从而达到节能的目的。

【英文摘要】 Energy consumption situation of heating of the existing residential buildings in northern China was analyzed,and transformation measures of heating energy-saving of envelope and heating pipe system were put forward. By reducing the energy consumption of residential buildings,and energy-saving purposes will be achieved.

【中文关键词】 建筑节能; 围护结构改造; 分户计量

【英文关键词】 energy-saving of buildings; envelope transformation; household metering