住宅原有采暖系统的节能改造

住宅节能工作不仅在于建筑围护结构的改善，在于新建采暖系统的节能设计，更在于对原有住宅采暖系统的节能改造。因为相对于新建住宅，原有住宅所占比例很大，其节能改造直接影响整个节能工作的完成。通过对普通单管串联采暖系统的改造分析，论述了原有住宅建筑适宜的节能改造方式。

Energy-saving reformation to the original housing heating system

The housing energy-saving project not only lies in the improvement of building enclosure, or in the energy-saving design of newly-built heating syst em , but in the energy-saving reformation of the original housing heating system. F or comparing to the newly-built houses, the original houses hold a larger ratio , so the energy-saving reformation will effect directly the fulfillment of the w h ole energy-saving work. In this paper, the proper energy-saving reformation me th od on the original housing is discussed through the reformation analysis of the ordinary single-tube series heating system.