某上供上回式垂直双管热水供暖系统的改造及其反思
Reforming and rethinking for a vertical doublepipe hot water heating system with upsupply and upreturn mode
摘要：
介绍了某上供上回式垂直双管热水供暖系统在实际运行过程中发生的问题。分析了产生问题的原因，提出了若干解决办法和实施方案，采用其中便于实施的方案进行改造，取得了预期效果，通过反思得到了一些可供设计借鉴的经验。
关键词：热水供暖 垂直双管系统 改造 反思
Abstract：
Presents problems encountered in actual operation of the system. Analyses the reasons and provides some solutions. Reforms the system with the measures easying to be carried out and achieves the expected effect. Obtains some experience which can be used as references to design.
Keywords:hotwaterheating，verticaldoublepipesystem，reforming，rethinking