Evaluating impacts of CO2 intrusion into an unconsolidated aquifer: II. Modeling results
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- 作者：Liange Zhenga ; Nikolla P. Qafokub ; nik.qafoku@pnl.gov" class="auth_mail" title="E-mail the corresponding author ; Amanda Lawterb ; Guohui Wangb ; Hongbo Shaob ; Christopher F. Brownb
- 关键词：CO2 gas ; Groundwater contamination ; Modeling ; Contaminant release
- 刊名：International Journal of Greenhouse Gas Control
- 出版年：2016
- 出版时间：January 2016
- 年：2016
- 卷：44
- 期：Complete
- 页码：300-309
- 全文大小：994 K
文摘
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Column tests were conducted to evaluate metal release by CO2-saturated water.
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Reactive transport models were developed to interpret the breakthrough curves.
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Dissolution of calcite and magnesite buffers pH.
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Ca-driven cation exchange controls the concentration of Ca, Mg, Ba, Sr, Cs.
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Desorption due to drop of pH controls the concentration of Pb and As.