某电厂焖炉期间空预器跳闸原因分析及对策

Cause Analysis and Countermeasures of Air Preheater Trip During Furnace Soaking in a Power Plant

某电厂机组停运后,在锅炉焖炉期间发生了一起单侧空气预热器跳闸事故,通过对此次空气预热器跳闸的过程、现象、原因进行分析,总结出了预防措施,提高了设备运行可靠性。

A trip accident of one side air preheater occurred in a power plant during boiler soaking period after unit shutdown in a power plant.Through the analysis of the process,phenomenon and causes of the air preheater trip,the preventive measures were summarized to improve the operation reliability of the equipment.