循环流化床锅炉煤仓防堵煤技术进展

Development of Anti-Blocking Technology for Coal Bunker of Circulating Fluidized Bed Boiler

煤仓堵煤是锅炉运行过程中普遍面临的难题,对锅炉的正常运转产生重要影响。本文对循环流化床锅炉煤仓堵煤的影响因素及机理进行了分析,综述了当前煤仓防堵煤技术现状及进展,提出了锅炉煤仓防堵煤应划分不同阶段,结合自身实际,综合多重技术措施,解决现煤仓防堵煤难题。

Coal plugging of coal bunker is a common problem in boiler operation,it has an important impact on the normal operation of the boiler.The influencing factors and mechanism of coal bunker in circulating fluidized bed boiler is analyzed,the current status and progress of coal bunker anti-blocking technology is summarized.It is proposed that the coal bunker anti-blocking coal should be divided into different stages, combined with its own reality, comprehensive multi-technical measures to solve the problem of anti-blocking coal in the existing coal bunker.