To solve the backfire problems which we often meet in the process of boiler gas burner design, we found out some backfire resolving methods based on the structural reasons.

• 针对锅炉燃气燃烧器中易出现的回火问题，根据燃烧学的基本原理，采用有限元软件分析方法，分析了回火原因，提出了解决方案，并将其应用于实际的燃烧器产品的结构设计中。