This essay analyzes the mechanism ,forms and perniciousness of the deflagration of the biomass fuel CFB boiler as well as pointing out that it can be caused by operation modes ,properties of the fuels and environmental in-fluence .In addition ,it also summarizes relevant precautionary measures to prevent it and ensure the secure operation of the boiler .%分析生物质锅炉爆燃现象的机理、表现形式及危害性，总结出运行操作方式、燃料特性、环境影响等是产生爆燃的主要因素，并提出相应的防范措施，防止锅炉爆燃事故的发生，以保证锅炉安全运行。
展开▼
