建立了基于热平衡法、烟气分析法和烟气量法的循环流化床锅炉燃烧室密相区燃烧份额计算数学模型，并分析比较了各种模型的特点。
The model of combustion fraction for dense phase in circulating fluidized bed combustor has been built up, based on thermal balance, gas analysis and total gas amount.
通过计算结果及实验数据的比较可知，本文采用的亚网格尺度模型可以用来模拟模型燃烧室紊流流场及稳定器后面回流区的流动情况。
By the comparison of simulation results and experiment data, the subgrid scale models can simulate the transient turbulent flow and recirculation zone behind the bluff body stabilizer.
同时为进一步建立适合油页岩的循环流化床燃烧室稀相区的流动、燃烧、传热、磨损模型奠定了基础。
It lays a foundation for modeling of flowing and combustion as well as heat transfer and abrasion of oil shale circulating fluidized bed boiler dilute zone.
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