煤粒燃烧表面灰层氧气质扩散系数试验研究

Experimental Study of Oxygen Mass-transfer Coefficient in a Surface Ash Layer during the Burning of Pulverized Coal

采用热分析技术 ,进行了灰层空隙率对氧气扩散特性影响的试验研究 。

Through the use of a thermal analysis technique an experimental study is conducted of the effect of ash layer porosity on oxygen mass-transfer characteristics. A formula has been derived for calculating the oxygen mass-transfer coefficient in a surface ash layer during the burning of pulverized coal.