建筑能耗即建筑使用能耗,包括采暖、空调、热水供应、炊事、家用电器等方面的能耗。其中,以建筑采暖和空调能耗为主,占建筑总能耗的50%~70%。建筑能耗在我国增长空间很大,是我国今后能源消耗的一个主要增长点。而建筑节能不能以牺牲人的舒适和健康为代价,否则节能便失去了意义。所谓的建筑节能是指在建筑中提高能源利用 Building energy consumption is the building’s energy consumption, including heating, air conditioning, hot water supply, cooking, household appliances and other aspects of energy consumption. Among them, the building heating and air conditioning energy consumption, accounting for 50% to 70% of the total building energy consumption. Building energy consumption in our room for growth is great, is China’s energy consumption in the future a major growth point. Building energy efficiency can not be at the expense of human comfort and health, or energy-saving will lose its meaning. The so-called building energy efficiency refers to improving energy use in buildings