| 高含泥铜矿堆浸矿岩散体结构特征分析 |
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| 引用本文： | 姚高辉,王盛开.高含泥铜矿堆浸矿岩散体结构特征分析[J].铜业工程,2011(2):1-5. |
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| 作者姓名： | 姚高辉 王盛开 |
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| 作者单位： | 1. 北京科技大学土木与环境工程学院,北京,100083
2. 云南驰宏锌锗股份有限公司,曲靖,654211 |
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| 基金项目： | 国家自然科学基金重点项目，)国家自然科学基金 |
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| 摘 要： | 为了探寻影响羊拉铜矿浸堆渗透性的重要因素,本文对浸出过程中矿岩散体的结构特征进行了一系列研究。针对矿岩散体的多尺度效应,运用数学公式、统计方法及实验手段分别对浸堆宏观孔隙结构、矿岩颗粒微细结构进行了定性和定量表征。采用扫描电子显微镜进行氧化铜矿表面形貌演化实验研究,并揭示了浸出前后矿岩颗粒微孔裂隙结构变化规律。
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| 关 键 词： | 堆浸 矿岩散体 结构特征 多尺度 微孔裂隙 |
Research on Structural Features of Ore Granular Media of High Mud Copper Leaching |
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| YAO Gao-hui,WANG Sheng-kai.Research on Structural Features of Ore Granular Media of High Mud Copper Leaching[J].Copper Engineering,2011(2):1-5. |
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| Authors: | YAO Gao-hui WANG Sheng-kai |
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| Affiliation: | YAO Gao-hui1,WANG Sheng-kai2(1.School of Civil and Environmental Engineering,University of Science and Technology Beijing,Beijing,China 100083,2.Yunnan Chihong Zn& Ge Co.Ltd.,Qujing,Yunnan,China 654211) |
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| Abstract: | In order to seek the important factors influencing the permeability coefficient of a heap site in Yangla copper mine,some research on structural characteristics of granular media in heap leaching was carried out.Aimed at multi-scale effect of granular ore media,macroscopic pore structure of leaching dump and fine structure of ore particles were qualitatively and quantitatively characterized through mathematical formula,statistical method and experimental means.Finally,the surface topography evolution of oxi... |
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| Keywords: | heap leaching ore granular media structural characteristics multi-scale micropores and microcracks |
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