露天C联合开采合理保留层厚度研究-矿业114|?/title> <meta name="renderer" content="webkit|ie-comp|ie-stand" /> <meta name="keywords" content="露天C联合开采 合理保留层厚度 位移收敛? /> <meta name="description" content="当前随着对矿产资源需求的增加和开采强度的不断加大Q浅部资源日益减,露天开采矿׃断向 深部及地下开采{U,国内外多座矿ql进入露天与C联合开采状态。因此如何确定露天地下联合开采矿? 保留层厚度是个重要且有待解决的问题。应用数值分析,Ҏ在同一剖面矿房不同板U位|,矿房上方同一? 点的位移收敛情况Q徏立确定露天地下联合开采保留层厚度的位UL敛判据。ƈ应用该法Ҏ大型矿山q行了分 析。确定了露天与地下联合开采的安全隔离层厚度,为安全开采提供了技术依据? /> <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" /> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" /> <!-- medicom style --> <link rel="stylesheet" type="text/css" href="/resource/website/article/Content/css/flexslider.css" /> <link href="/resource/website/article/Content/css/style.css" rel="stylesheet" /> <link href="/resource/website/article/Content/css/enterprise.css" rel="stylesheet" /> <script src="/library/JavaScriptOpt.js"></script> <script src="/website_template/edition3/content/js/download.js"></script> <script 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class="enterprise-info-category-descr"> <img src="/resource/website/article/Content/img/enterprise-info-category-descr.jpg" /> <a href="/index.html">首页</a> >> <a href="/website/article/11/index.html">文献频道</a> >> <a href="/website/article/1110/index.html">矿业论文</a> >> 正文 </div> <div class="enterprise-info-mainbody"> <span id="id" style="display: none;">157DED3C795F4BE28B917B3C96A5E189</span> <div class="title">露天C联合开采合理保留层厚度研究</div> <div class="sub-title">2008-07-16</div> <!-- D start --> <div class="introduction"> 当前随着对矿产资源需求的增加和开采强度的不断加大Q浅部资源日益减,露天开采矿׃断向 深部及地下开采{U,国内外多座矿ql进入露天与C联合开采状态。因此如何确定露天地下联合开采矿? 保留层厚度是个重要且有待解决的问题。应用数值分析,Ҏ在同一剖面矿房不同板U位|,矿房上方同一? 点的位移收敛情况Q徏立确定露天地下联合开采保留层厚度的位UL敛判据。ƈ应用该法Ҏ大型矿山q行了分 析。确定了露天与地下联合开采的安全隔离层厚度,为安全开采提供了技术依据? </div> <!-- D start --> <!-- 正文 --> <div class="mainbody"> <div style="display:none"> QIQruileysw Q2o0Q0Q8Q5w ?w w ?w w ?w w ?w w w w w w w w w w w w w w w w w w w Q0总0Q第q?Q第Q5Q期? w w w w w w w w QIQ_Q?QテQI 露天C联合开采合理保Q留层厚度研I~? Q? ???w ??? Q? Q. ??????????I??Q?Q. ????Q? ?w ?w ???着 ?????需 ?????开 ????????Q?????????Q???开 ?????? ?????开 ??U?Q?????????l?q?????????开 ????????????????开 ??? ????????????????????????Q?????一 ????????U??|?Q??????一 ? ???U?????Q???????????开 ????????U??????q???????????q???? ????????????开 ?????????Q????开 ????技 ???? ???w ??????开 ?w ???????w ?U???? QIud?on QԌtional Q_icknes?of QԌservatio?Qaye?in Qpen QͽtUnderground Qombined Qining QIstem Q? Q? Qu Qhuanhua w QԌ?Qingwe? Q? Q. Qeha?QniversityQ?Q?QInoQIee?Qaanshan Qnstitut?of Qining QԌsearchQ? Qbstractw QPth th?presen?increasing demand on minera?resources, enhancin?mining strength an?decreasing shal? lo?resources, openpit mine?ar?goin?toward?th?dept?an?transiting to th?undergroun?miningQ?with many foreig?an? domestic mine?no?bein?in th?openpit an?undergroun?combined mining statusQ?Q_erefore, ho?to determin?th?thick? ness of th?reservatio?laye?in such ?mining system is an importan?ye?to be solved problem. 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