期刊论文

Diffusion patterns of uranium at the micro-interfaces between groundwater and sandstone uranium ore under the action of background groundwater

中文

有色金属(矿山部分)

1671-4172

2024

76

1

107-113

10.3969/j.issn.1671-4172.2024.01.015

国家自然科学基金资助项目(U1967210)。

本校为第一机构

上游背景地下水流入酸法地浸采铀退役采区地下水中时产生了稀释和冲洗作用。为探究背景地下水作用下酸法地浸退役采区地下水中铀在水岩微界面上的扩散模式和控制机理,开展了静态稀释实验和动态冲洗实验。静态稀释实验结果显示,背景地下水...展开更多 上游背景地下水流入酸法地浸采铀退役采区地下水中时产生了稀释和冲洗作用。为探究背景地下水作用下酸法地浸退役采区地下水中铀在水岩微界面上的扩散模式和控制机理,开展了静态稀释实验和动态冲洗实验。静态稀释实验结果显示,背景地下水与污染地下水比例为50∶1时,1440 min内铀浓度降到背景值60μg/L以下;初期阶段(0~20 min),反应速率主要受膜扩散...

The upstream background groundwater flowing into the contaminated groundwater in the decommissioned area at an acid in-situ leach uranium mine produces dilution and flushing effects.In order to investigate the diffusion patterns and related mechanisms of uranium at the ...MORE The upstream background groundwater flowing into the contaminated groundwater in the decommissioned area at an acid in-situ leach uranium mine produces dilution and flushing effects.In order to investigate the diffusion patterns and related mechanisms of uranium at the mi...