娘子关泉域岩溶水硫酸盐污染的地球化学模拟分析

被引:11
作者
李义连
王焰新
张江华
高红波
机构
[1] 中国地质大学工程学院!武汉
[2] 山西省阳泉市水利局!阳泉
基金
国家攀登计划; 国家自然科学基金重点项目;
关键词
岩溶水; 污染; 硫酸盐; 水文地球化学; 模拟;
D O I
暂无
中图分类号
P641.3 [水文地球化学];
学科分类号
摘要
通过分析娘子关泉域岩溶水的水文地球化学特征 ,发现沿流动路径上硫酸根质量浓度逐渐降低 ,矿化度逐渐降低 ,Ca2 + ,Mg2 + 与SO2 -4 比值逐渐升高等特征 .运用水岩作用的地球化学模拟软件模拟得出 ,广泛出露分布的中陶统灰岩因含石膏而使地下水在补给—径流区和地下浅部即含有高硫酸根 ,沿流动路径上在汇流区—排泄区地下水不断有侧向补给及与深部水的混合 ,而表现出硫酸根质量浓度逐渐降低 ;同时个别特高硫酸根的井水为石炭—二叠系中水污染中奥陶统含水层造成的 .相对而言 ,深部下奥陶统含水层的水质较好 .
引用
收藏
页码:467 / 471
页数:5
相关论文
共 9 条
  • [1] The kinetics of calcite dissolution in CO2-water system at 5-60 ℃and 0. 0-1. 0 atm CO2. Plummer L N,Wigley T M L,Parkhurst D L. American Journal of Science . 1978
  • [2] Themassbalanceapproach :ap plicationstointerpretingthechemicalevolutionofhydro ogicsystem. PlummerLN,BackW. American Journal of Science . 1980
  • [3] Geochemical modeling of the madison aquifer in parts of Montana,Wyoming, and South Dokota. Plummer L N,Busby J F,Lee R W,et al. Water Resources Research . 1990
  • [4] Geochemical mole-balance modeling with uncertain data. Parkhurst D L. Water Resources . 1997
  • [5] Geochemical mole-balance modeling with uncertain data. Parkhurst D L. Water Resources . 1997
  • [6] Development of reaction models for ground water systems. Plummer L N,Parkhurst D L,Thorstenson D C. Geochimica et Cosmochimica Acta . 1983
  • [7] The predication of mineral solubilities in natural water—the Na-K-Mg-Ca-Cl-SO4-H2 O system from zero to higher concentrations at 25 ℃. Harvie C E,Weare J H. Geochimica et Cosmochimica Acta . 1980
  • [8] Kinetic and thermodynamic factors controlling the distribution of SO24 and Na+ in calcites and selected aragonites. Busenberg E,Plummer L N. Geochimica et Cosmochimica Acta . 1985
  • [9] The solubilities of calcite,aragonite, and vaterite in CO2-H2 O solutions between 0 and 90 ℃, and an evaluation of the aqueous model for the system CaCO3-CO2-H2 O. Plummer L N,Busenberg E. Geochimica et Cosmochimica Acta . 1982