Its numerical solution in operating conditions of CFBC reflects the nature of a phenomenon where there is a peak value in distribution of carbon content within char particles versus their diameters.

• 结果表明，焦炭的粒径越小，其表面温度越接近于床内温度，而且焦炭粒子的燃烬时间随粒径变化的曲线将出现峰值。