工程设计通病及解决办法：（1）机械循环热水供暖系统
Common faults of engineer design and solving methods:(1) Forced circulation hot water heating systems
摘要：
结合多年的工程经验，从热源、热网到热用户的各个环节分析了机械循环热水供暖系统存在的问题及主要原因，归纳了系统不热时的检查顺序，详细介绍了查找系统堵塞的方法。
关键词：供暖系统,机械循环,堵塞,热源,循环水泵
Abstract：
Based on the author’s engineering experience, analyses the problems existed and causes of the system from the heat source, heat supply network to heat user, summarizes the checking sequence for insufficient heating of the system and presents in detail the method of finding plugging of the system.
Keywords:heating system, forced circulation, plugging, heat source, circulating pump