国家自然科学基金(51104100)

作品数:7被引量:37H指数:4
导出分析报告
相关作者:刘金枝吴爱祥杨保华缪秀秀陈海杰更多>>
相关机构:上海海洋大学北京科技大学湖南涉外经济学院上海电缆研究所更多>>
相关期刊:《International Journal of Minerals,Metallurgy and Materials》《Transactions of Nonferrous Metals Society of China》《矿冶工程》《湖南科技大学学报(自然科学版)》更多>>
相关主题:ORECOMPUTED_TOMOGRAPHY方柱浸出IMAGES更多>>
相关领域:矿业工程天文地球金属学及工艺建筑科学更多>>
-

检索结果分析

结果分析中...
条 记 录,以下是1-7
视图:
排序:
铜线拉丝模具的优化设计被引量:7
《广西大学学报(自然科学版)》2014年第5期993-999,共7页陈海杰 刘金枝 陈峰 刘太岗 
国家自然科学基金资助项目(51104100)
针对当前铜线拉拔过程中,铜线拉丝速度提高,模具磨损加重的问题,通过对铜线拉丝模具的几何尺寸和金属丝塑性变形的数学分析,基于经典的上界定理,建立数学模型,求解在铜线拉拔过程中,具有最小功率下铜线拉丝模具压缩区的最佳锥角...
关键词:上界定理 最佳半锥角 拉丝 模具材质 
Orthogonal design and numerical simulation of room and pillar configurations in fractured stopes被引量:7
《Journal of Central South University》2014年第8期3338-3344,共7页吴爱祥 黄明清 韩斌 王贻明 于少峰 缪秀秀 
Projects(50934002,51074013,51104100)supported by the National Natural Science Foundation of China;Project(IRT0950)supported by the Program for Changjiang Scholars and Innovative Research Team in University of China
Room and pillar sizes are key factors for safe mining and ore recovery in open-stope mining. To investigate the influence of room and pillar configurations on stope stability in highly fractured and weakened areas, an...
关键词:orthogonal design numerical simulation surface movement roof settlement stope stability room and pillarconfiguration 
3D characterization and analysis of pore structure of packed ore particle beds based on computed tomography images被引量:12
《Transactions of Nonferrous Metals Society of China》2014年第3期833-838,共6页杨保华 吴爱祥 缪秀秀 刘金枝 
Projects(50934002,51074013,51304076,51104100)supported by the National Natural Science Foundation of China;Project(IRT0950)supported by the Program for Changjiang Scholars Innovative Research Team in Universities,China;Project(2012M510007)supported by China Postdoctoral Science Foundation
Methods and procedures of three-dimensional (3D) characterization of the pore structure features in the packed ore particle bed are focused. X-ray computed tomography was applied to deriving the cross-sectional imag...
关键词:packed ore particle bed 3D pore structure X-ray computed tomography image analysis 
Unsaturated flow and solute transport in a porous column using spherical ore particles被引量:1
《International Journal of Minerals,Metallurgy and Materials》2014年第2期113-121,共9页Xiu-xiu Miao Ai-xiang Wu Bao-hua Yang Jin-zhi Liu Sheng-hua Yin Hong-jiang Wang 
financially supported by the NationalNatural Science Foundation of China(Nos.50934002,51104100,and 51074013);the National Key Technologies R&D Program of China(No.2012BAB08B02)
This paper dealt with the development of a two-dimensional (2D) mathematical model for column leaching and confirmed the important simulation parameters through experiment. The unsaturated state of the variably satu...
关键词:mathematical models LEACHING unsaturated flow solute transport 
方柱浸铜试验研究及其数值分析被引量:4
《矿冶工程》2012年第6期74-77,共4页缪秀秀 刘金枝 吴爱祥 
国家自然科学基金重点项目(50934002);国家自然科学基金(51104100);中国博士后科学基金(20090450014;201003052)
设计了方柱浸试验以探究滴灌式堆浸的可行性。试验矿样为含铜1.46%的羊拉铜矿,在柱浸试验中定期监测了渗流速度和压力值,同时运用Eviews和Matlab软件进行矿柱渗透性系数变化趋势的分析模拟。结果表明:矿物含泥特性对矿柱渗透性有较大影...
关键词:方柱浸出 堆浸 浸铜 渗透系数 数值分析 
Three-dimensional simulation of pore scale fluid flow in granular ore media with realistic geometry被引量:5
《Transactions of Nonferrous Metals Society of China》2012年第12期3081-3086,共6页杨保华 吴爱祥 王春来 牛文鑫 刘金枝 
Projects (50934002, 51074013, 51104100) supported by the National Natural Science Foundation of China
The images of granular ore media were captured by X-ray CT scanner. Combined with digital image processing and finite element techniques, the three-dimensional geometrical model, which represents the realistic pore st...
关键词:granular ore medium heap leaching computed tomography pore-scale fluid flow 3D finite element model 
方柱浸过程溶质运移及其数值分析被引量:1
《湖南科技大学学报(自然科学版)》2012年第3期69-71,共3页刘金枝 李羽航 陈海杰 
国家自然科学基金(51104100);中国博士后科学基金(20090450014;201003052)
通过室内试验与数值模拟对方柱浸铜过程中溶质运移的规律进行了研究.柱浸试验以含铜品位1.25%的羊拉铜矿2.372 kg为例,在截面为6×6 cm2高60 cm(实际装矿高度为48 cm)的方形浸出柱内经过28 d浸出.试验过程中对Cu浸出率进行了测量,同时运...
关键词:方柱浸出 阻塞 浸出率 数值分析 
检索报告 对象比较 聚类工具 使用帮助 返回顶部