水系统中三例气塞故障的分析
Analysis of three air lock faults in water systems
摘要：
对工程中遇到的三例水系统气塞故障加以总结，分析其原因，认为气塞是建筑水系统常见故障，应从设计、施工、运行管理三方面加以重视。
关键词：气塞,膨胀弯,冷却塔,连通管
Abstract：
Sums up the causes of three air lock faults in projects. Considers that the air lock should not be ignored as a common faults of water system, and should be paid attention to during design, construction and operation management.
Keywords:air lock, expansion bend, cooling tower, crossover pipe