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Dynamic generation of pore network structures in a calcium-based desulfuration sorbent
Pages: 2366-2371
Year: Issue:  11
Journal: Acta Scientiae Circumstantiae

Keyword:  calcium based sorbentfractal dimensionporous mediaMonte-Carlo method;
Abstract: 钙基脱硫剂孔隙结构特性直接影响到脱硫效果及脱硫剂的利用率,对其空间网络特性的描述将有助于分析SO_2的扩散及反应特性.在石灰石分解动力学和烧结机理的基础上,结合固体分解的成核机理,运用Monte-Carlo方法,建立了脱硫剂孔隙网络的动态生成模型,对钙基脱硫剂分解形成的孔隙结构进行了动态模拟,并对生成孔结构的分形特性进行研究.结果表明,运用动态生成模型,可以给出石灰石分解形成的CaO内部孔隙的微观...
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