自然循环热水锅炉过冷沸腾的影响因素及防止

Influence Factors and Prevention of Subcooled Boiling in Natural Circulation Hot-water Boiler

过冷沸腾是产生水循环故障的原因。分析了发生过冷沸腾的条件,探讨了工作参数、运行工况以及水质、煤质等因素对过冷沸腾的影响,提出了防止的方法和改进措施。

Subcooled boiling leads water circulation faults. The occurring conditions of subcooled boiling are analysed. The influence factors such as the operation parameters, the operation state, water quality and coal quality on subcooled boiling are discussed, and the suggestion of prevention and the improvement are put forward.