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湖泊科学  2000 

与高岭石固相平衡的酸性天然地表水中铝形态分布的计算机模拟

DOI: 10.18307/2000.0404

Keywords: 铝形态分布,高岭石平衡,酸性天然水,MonteCarlo模拟,计算机模拟

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Abstract:

基于热力学平衡计算,用计算机模拟研究了与高岭石固相平衡的酸性天然地表水中铝的形态分布,讨论了影响铝形态分布的各种因素.同三水铝石固相平衡相比,与高岭石固相平衡的酸性天然地表水中,铝的形态分布与溶解硅酸的浓度密切相关,聚合态铝浓度较低,总溶解铝浓度明显减小约2个数量级.模型被用于实际水样的分析,所得结果与实验值符合较好.最后用MonteCarlo模拟考察了由于平衡常数的选择而带来的不确定性.

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