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锅炉回转式空气预热器发生二次燃烧的主要原因与油枪燃烧不稳定、内部有漏油和吹灰蒸汽压力不够等相关。文章针对上述原因提出了二次燃烧的预防对策及事故控制方法。
Boiler rotary air preheater secondary combustion occurs mainly with the instability of the fuel injection gun, the internal leakage of oil and soot steam pressure is not enough and so on. In view of the above reasons, the article puts forward the countermeasures of secondary combustion and the methods of accident control.