Because of the center circumfluence, which can make the high temperate gas flow back to facilitate the combustion and ignition of pulverized coal, swirling burner has been widely used in engineering.

• 旋流燃烧器因为能够形成较大的中心回流区,卷吸高温烟气,促进煤粉的着火和稳燃,在工程上得到了广泛的应用。