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岩石力学数值模拟方法用于采矿工程的技术经济探讨与教学实践
  • ISSN号:1004-4051
  • 期刊名称:《中国矿业》
  • 时间:0
  • 分类:TD31[矿业工程—矿井建设]
  • 作者机构:东北大学深部金属矿山安全开采教育部重点实验室,辽宁沈阳110819
  • 相关基金:国家自然科学基金项目资助(编号:51222401;51374049;51304037);中央高校基本科研业务费项目资助(编号:N120101001;N120301002);高等学校博士学科点专项科研基金资助(编号:20110042110035)
中文摘要:

结合采矿工程特点以及岩石力学数值模拟方法的发展现状,分别从技术、经济与人才培养三个方面对数值模拟方法在采矿工程中的应用问题展开探讨。采矿工程在力学背景、工程稳定性要求及价值目标等方面均有别于其他岩石工程,这对其选择何种方法解决生产过程中遇到的岩石力学问题有显著影响,突出表现为成本的敏感性。由于模型误差、参数选择误差和监测数据反演误差等系统性误差的客观存在性,这导致数值模拟方法在预测岩石力学问题的精确度(可靠性)方面存在着发展的“上限”。而采矿工程中的岩石力学问题对计算及预测精确度的需求存在“下限”,因此,只要保证数值模拟方法预测的精确度“上限”达到采矿工程需要的“下限”即是其成功的应用。岩石力学数值模拟方法预测的精确度与成本投入之间存在一定的正相关关系,机会成本及决策风险控制因素对矿山企业应用岩石力学数值模拟方法的效果有重要影响。此外,高等院校在采矿工程人才培养方面加强岩石力学教育,为矿山企业输送具有较高岩石力学素质的采矿工程师,将是引领矿业技术进步的重要组成部分。

英文摘要:

By considering both the characteristics of mining engineering and the development status of numerical modelling method of rock mechanics, the issue of numerical modelling method of rock mechanics applied in mining engineering has been discussed in terms of technology, economy and talent cultivation. Mining engineering is different from other rock engineering in mechanical background, engineering stability requirement and value goals, which has a significant impact on what kind of method to be chosen to solve the rock mechanics problems in the process of mining production, especially concerning about the sensitivity of the cost. For the reason of the objective existence of systematic errors,including the model errors, parameter errors,and error in retrieval of monitoring data, etc., as a consequence, the development of accuracy (reliability) of the numerical modelling method in solving the of rock mechanics problems exists the "upper limit". Meanwhile, the accuracy requirements of mining engineering exists the "lower limit" when the numerical modelling method was used. Therefore,it is a successful application as long as the "upper limit" of numerical modelling catches up with the "lower limit" of engineering requirements. And the accuracy of the numerical modelling method has a certain positive correlation relationship with the costs, both theopportunity cost factors and the decision-making risk control factors of mining enterprises have an important effect on the application of the numerical modelling method of rock mechanics in mining engineering. In addition,in the aspect of talents cultivation of mining engineering in institutions of higher education, numerical modelling method of rock mechanics should be strengthened in order cultivate the mining engineers with high quality knowledge of rock mechanics, which is helpful for advancing the development of mining technology.

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期刊信息
  • 《中国矿业》
  • 中国科技核心期刊
  • 主管单位:中国矿业联合会
  • 主办单位:中国矿业联合会
  • 主编:陈颂今
  • 地址:北京市海淀区西直门北大街45号时代之光名苑2号楼901
  • 邮编:100044
  • 邮箱:magazine@chinamining.org
  • 电话:010-68332570 88374940
  • 国际标准刊号:ISSN:1004-4051
  • 国内统一刊号:ISSN:11-3033/TD
  • 邮发代号:2-566
  • 获奖情况:
  • 全国中文核心期刊,中国科技论文统计源期刊,中国期刊方阵“双效”期刊
  • 国内外数据库收录:
  • 中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:21461