At the centre of the section near the top of burners,its rising velocity is minimum,its turbulence kinetic energy is maximum,and its temperature is maximum too.

• 结果表明,大空间锅炉炉膛的速度场、温度场分布很不均匀;燃烧器上部附近的炉膛中心烟气上升速度最小,湍动能最大,温度最高。