In this paper, the three loops scheme of heat supplying and the analysis of the schemes among the low vacuum schemes of heat supplying in the heating engineering belo.

• 本文即是通过对铁煤集团热网工程的三环制供热方案及改造成低真空供热方案的比较分析,对热网工程中低真空供热的利弊进行了初步探讨。