Article(id=1147999688877400493, tenantId=1146029695717560320, journalId=1146123346816638986, issueId=1147999688122430098, articleNumber=1000-8063(2025)02-0038-14, orderNo=null, doi=10.13426/j.cnki.yky.2025.01.05, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1737820800000, receivedDateStr=2025-01-26, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1751634054630, onlineDateStr=2025-07-04, pubDate=1747670400000, pubDateStr=2025-05-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1751634054630, onlineIssueDateStr=2025-07-04, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1751634054630, creator=13701087609, updateTime=1751634054630, updator=13701087609, issue=Issue{id=1147999688122430098, tenantId=1146029695717560320, journalId=1146123346816638986, year='2025', volume='44', issue='2', pageStart='1', pageEnd='160', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1751634054451, creator=13701087609, updateTime=1759123795578, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1179413939365491632, tenantId=1146029695717560320, journalId=1146123346816638986, issueId=1147999688122430098, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1179413939365491633, tenantId=1146029695717560320, journalId=1146123346816638986, issueId=1147999688122430098, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=38, endPage=51, ext={EN=ArticleExt(id=1147999689116475844, articleId=1147999688877400493, tenantId=1146029695717560320, journalId=1146123346816638986, language=EN, title=Mining Methods and Structural Parameter Optimization for Steeply Inclined Thin Ore Veins Based on AHP-TOPSIS, columnId=1175805041752556213, journalTitle=Uranium Mining and Metallurgy, columnName=MINING AND HYDROMETALLURGY, runingTitle=null, highlight=null, articleAbstract=
As the mining depth of a uranium mine continues to increase, the ore body shows a trend of decreasing thickness and increasing inclination angle. This paper focuses on the steeply inclined thin ore veins of the uranium mine, utilizing the AHP-TOPSIS method for comparative analysis of different mining methods, and proposes a high-segment continuous efficient collaborative mining method suitable for the thin ore veins in this mine. Based on this, the numerical analysis is conducted using FLAC3D to examine different structural parameter schemes of the stope, analyzing the stress field, displacement field, and distribution characteristics of the plastic zone during the mining process, ultimately acquiring the optimal stope structural parameters. The results indicate that: no tensile stress was observed in the top and intermediary pillars in scheme 1 to 4, while a small amount of tensile stress occurred in schemes 5 and 6; the proportion of the plastic zone varies from 22.52% to 27.98% across scheme 1 to 6, with scheme 3 demonstrating better stability. Considering both safety and economic factors, the optimal stope structural parameters are determined to be a top pillar height of 5 m and an intermediary pillar width of 8 m (scheme 3).
, correspAuthors=Jiangkun YANG, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Tao WANG, Gangyou SUN, Jiangkun YANG, Sai REN), CN=ArticleExt(id=1147999695126913050, articleId=1147999688877400493, tenantId=1146029695717560320, journalId=1146123346816638986, language=CN, title=基于AHP-TOPSIS的急倾斜薄矿脉采矿方法及采场结构参数优选, columnId=1175805041991631542, journalTitle=铀矿冶, columnName=开采·选冶, runingTitle=null, highlight=null, articleAbstract=
某铀矿山随着开采深度的不断增加,矿体厚度变薄,倾斜角度变大。以某铀矿山急倾斜薄矿脉为研究对象,通过AHP-TOPSIS优选方法对比分析了不同采矿方法,提出了适用于该矿山的薄矿脉高分段深孔连续高效协同采矿法。基于此采矿法,利用FLAC3D数值分析手段,分析了几种不同采场结构参数的方案及其开采过程中的应力场、位移场和塑性区分布特征,获得了最优采场结构参数。研究结果表明:方案1~方案4中顶柱与间柱未出现拉应力,方案5与方案6出现少量拉应力;方案1~方案6的塑性区占比为22.52%~27.98%,在方案3下采场表现出较优的稳定性。综合安全性和经济性,确定最优采场结构参数为顶柱高度5 m、间柱宽度8 m(方案3)。
, correspAuthors=杨江坤, authorNote=null, correspAuthorsNote=
杨江坤(1997—),男,河北邢台人,硕士,助理工程师,主要从事矿山开采设计及数值分析。
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王滔(1998—),男,河北承德人,硕士,助理工程师,主要从事矿山采矿方法设计及数值分析。
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王滔(1998—),男,河北承德人,硕士,助理工程师,主要从事矿山采矿方法设计及数值分析。
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王滔(1998—),男,河北承德人,硕士,助理工程师,主要从事矿山采矿方法设计及数值分析。
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34(2):288-292., articleTitle=急倾斜薄矿脉深孔落矿工艺参数优化, refAbstract=null), Reference(id=1179483516485124598, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, doi=null, pmid=null, pmcid=null, year=2013, volume=34, issue=2, pageStart=288, pageEnd=292, url=null, language=null, rfNumber=[20], rfOrder=39, authorNames=AN Long, XU Shuai, LI Yuanhui, journalName=Journal of Northeastern University(Natural Science), refType=null, unstructuredReference=
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Journal of Northeastern University(Natural Science),
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34(2):288-292 (in Chinese)., articleTitle=Deep hole blasting parameters optimization for steeply inclined thin vein, refAbstract=null), Reference(id=1179483516569010679, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, doi=null, pmid=null, pmcid=null, year=2021, volume=17, issue=6, pageStart=65, pageEnd=71, url=null, language=null, rfNumber=[21], rfOrder=40, authorNames=张毅, 刘勇, 江成玉, journalName=中国安全生产科学技术, refType=null, unstructuredReference=张毅, 刘勇, 江成玉, 等. 基于AHP-TOPSIS法综合评判的保护层开采选择[J].
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JIANG Chengyu, et al. Selection of protective layer mining based on comprehensive evaluation of AHP-TOPSIS method[J].
Journal of Safety Science and Technology,
2021,
17(6):65-71 (in Chinese)., articleTitle=Selection of protective layer mining based on comprehensive evaluation of AHP-TOPSIS method, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1179483508515946870, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, xref=null, ext=[AuthorCompanyExt(id=1179483508524335479, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, companyId=1179483508515946870, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=China Nuclear Mining Science and Technology Corporation, CNNC, Beijing 101149, China), AuthorCompanyExt(id=1179483508532724088, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, companyId=1179483508515946870, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=中核矿业科技集团有限公司, 北京 101149)])], figs=[ArticleFig(id=1179483510407578009, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 1, caption=
Design diagrams of four mining methods, figureFileSmall=U2Nsh77zxLwDkXELiponcg==, figureFileBig=rCViQPzJBzAYHCTKK0y4EQ==, tableContent=null), ArticleFig(id=1179483510483075482, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图1, caption=
四种采矿方法设计图, figureFileSmall=U2Nsh77zxLwDkXELiponcg==, figureFileBig=rCViQPzJBzAYHCTKK0y4EQ==, tableContent=null), ArticleFig(id=1179483510545990043, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 2, caption=
Hierarchical structure for mining method optimization, figureFileSmall=4fMU/Zz/MoYLjYPHlHtRKQ==, figureFileBig=iQHgNCfbx8ig/71kTGjvLQ==, tableContent=null), ArticleFig(id=1179483510596321692, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图2, caption=
采矿方法优选层次结构, figureFileSmall=4fMU/Zz/MoYLjYPHlHtRKQ==, figureFileBig=iQHgNCfbx8ig/71kTGjvLQ==, tableContent=null), ArticleFig(id=1179483510646653341, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 3, caption=
FLAC mining site model schematic, figureFileSmall=DQjNiKxpo0H2Jm+Tr6chAw==, figureFileBig=XODSW6f5aOR4x1VfETgAkA==, tableContent=null), ArticleFig(id=1179483510696984990, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图3, caption=
FLAC采场模型示意图, figureFileSmall=DQjNiKxpo0H2Jm+Tr6chAw==, figureFileBig=XODSW6f5aOR4x1VfETgAkA==, tableContent=null), ArticleFig(id=1179483510747316639, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 4, caption=
Model boundary conditions, figureFileSmall=Gc3ivlBIkvVVVCvSaqFoYg==, figureFileBig=psL/70NLfQi85YKo1TChWQ==, tableContent=null), ArticleFig(id=1179483510797648288, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图4, caption=
模型边界条件, figureFileSmall=Gc3ivlBIkvVVVCvSaqFoYg==, figureFileBig=psL/70NLfQi85YKo1TChWQ==, tableContent=null), ArticleFig(id=1179483510847979937, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 5, caption=
Measurement point arrangement, figureFileSmall=4xH+ybAcr4JvYoQyDlNgJQ==, figureFileBig=N9G88u3HHkU3+6jxeNaZwQ==, tableContent=null), ArticleFig(id=1179483510910894498, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图5, caption=
测量点布置示意图, figureFileSmall=4xH+ybAcr4JvYoQyDlNgJQ==, figureFileBig=N9G88u3HHkU3+6jxeNaZwQ==, tableContent=null), ArticleFig(id=1179483510978003363, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 6, caption=
Initial in-situ stress field distribution, figureFileSmall=3E38rhxixNXJZ7GKyWKc9g==, figureFileBig=XXzVhssiEWqL54nCfoTW6w==, tableContent=null), ArticleFig(id=1179483511028335012, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图6, caption=
初始地应力场分布, figureFileSmall=3E38rhxixNXJZ7GKyWKc9g==, figureFileBig=XXzVhssiEWqL54nCfoTW6w==, tableContent=null), ArticleFig(id=1179483511082860965, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 7, caption=
Scheme 3 minimum principal stress contour map, figureFileSmall=8f2nAzOCOQyI387V0U7faQ==, figureFileBig=vpaWs/+h7i8w/fD9zLJi/g==, tableContent=null), ArticleFig(id=1179483511149969830, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图7, caption=
方案3最大主应力云图, figureFileSmall=8f2nAzOCOQyI387V0U7faQ==, figureFileBig=vpaWs/+h7i8w/fD9zLJi/g==, tableContent=null), ArticleFig(id=1179483511204495783, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 8, caption=
Scheme 3 maximum principal stress contour map, figureFileSmall=LXCymaAOAIOAFBzbsFAJMw==, figureFileBig=voE+NMBimF0W9OW+OyQvJQ==, tableContent=null), ArticleFig(id=1179483511263216040, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图8, caption=
方案3最小主应力云图, figureFileSmall=LXCymaAOAIOAFBzbsFAJMw==, figureFileBig=voE+NMBimF0W9OW+OyQvJQ==, tableContent=null), ArticleFig(id=1179483511326130601, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 9, caption=
Scheme 3 top column stress monitoring, figureFileSmall=IRNe0zrw2YaRhhMw7dSY+Q==, figureFileBig=6JdU3jDnjV0zLCr2GTa5Mg==, tableContent=null), ArticleFig(id=1179483511393239466, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图9, caption=
方案3顶柱应力监测, figureFileSmall=IRNe0zrw2YaRhhMw7dSY+Q==, figureFileBig=6JdU3jDnjV0zLCr2GTa5Mg==, tableContent=null), ArticleFig(id=1179483511447765419, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 10, caption=
Monitoring of Inter-column Stress in Scheme 3, figureFileSmall=q+LBTXb4fYUFzXSsDa3wBw==, figureFileBig=bgLKoSJzJnV58zAqk8Kx8Q==, tableContent=null), ArticleFig(id=1179483511510679980, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图10, caption=
方案3间柱应力监测, figureFileSmall=q+LBTXb4fYUFzXSsDa3wBw==, figureFileBig=bgLKoSJzJnV58zAqk8Kx8Q==, tableContent=null), ArticleFig(id=1179483511573594541, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 11, caption=
Scheme 3 stress monitoring of the outward transportation drift, figureFileSmall=3iN78p9wlq2UMnUWi3+TVg==, figureFileBig=XYoaiQY1jCOu+Aq6j2c1Rg==, tableContent=null), ArticleFig(id=1179483511670063534, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图11, caption=
方案3脉外运输巷应力监测, figureFileSmall=3iN78p9wlq2UMnUWi3+TVg==, figureFileBig=XYoaiQY1jCOu+Aq6j2c1Rg==, tableContent=null), ArticleFig(id=1179483511787504047, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 12, caption=
Situation of the plastic zone in scheme 3 mining area, figureFileSmall=hPT839KhPt6f/M0N5fYC9A==, figureFileBig=47RbG7/6ikRUpQQvQztn/A==, tableContent=null), ArticleFig(id=1179483511854612912, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图12, caption=
方案3采区塑性区情况, figureFileSmall=hPT839KhPt6f/M0N5fYC9A==, figureFileBig=47RbG7/6ikRUpQQvQztn/A==, tableContent=null), ArticleFig(id=1179483511921721777, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Fig. 13, caption=
Scheme 3 displacement situation of the mining area, figureFileSmall=JB77zwQyls+fJ7xfLX3pyw==, figureFileBig=i214YJJ23YP7VC7jPmCYTA==, tableContent=null), ArticleFig(id=1179483512005607858, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=图13, caption=
方案3采区位移情况, figureFileSmall=JB77zwQyls+fJ7xfLX3pyw==, figureFileBig=i214YJJ23YP7VC7jPmCYTA==, tableContent=null), ArticleFig(id=1179483512072716723, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 1, caption=
Cutting ratio and cost calculation for ton ore of method B
, figureFileSmall=null, figureFileBig=null, tableContent=
| 巷道 | 数量/条 | 宽/m | 高/m | 长/m | 工程量 | 总计 |
| 人行通风运料天井 | 1 | 2.0 | 47 | 2.0 | 188.00 m3 | 2 001.6 m3 |
| 切割天井 | 1 | 3.3 | 47 | 2.2 | 341.22 m3 |
| 凿岩巷 | 3 | 2.8 | 2.8 | 44 | 1 034.9 m3 |
| 装矿进路 | 6 | 2.8 | 2.8 | 7.3 | 343.39 m3 |
| 联络巷 | 2 | 2.8 | 2.8 | 6.0 | 94.080 m3 |
| 可采矿石 | 1 | 3.3 | 47 | 44 | 17 061 t | 17 061 t |
| 采切比 | 117.319 m3/kt |
| 吨矿成本 | 106.927元/吨 |
), ArticleFig(id=1179483512135631284, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表1, caption=
方法B采切比、吨矿成本计算
, figureFileSmall=null, figureFileBig=null, tableContent=
| 巷道 | 数量/条 | 宽/m | 高/m | 长/m | 工程量 | 总计 |
| 人行通风运料天井 | 1 | 2.0 | 47 | 2.0 | 188.00 m3 | 2 001.6 m3 |
| 切割天井 | 1 | 3.3 | 47 | 2.2 | 341.22 m3 |
| 凿岩巷 | 3 | 2.8 | 2.8 | 44 | 1 034.9 m3 |
| 装矿进路 | 6 | 2.8 | 2.8 | 7.3 | 343.39 m3 |
| 联络巷 | 2 | 2.8 | 2.8 | 6.0 | 94.080 m3 |
| 可采矿石 | 1 | 3.3 | 47 | 44 | 17 061 t | 17 061 t |
| 采切比 | 117.319 m3/kt |
| 吨矿成本 | 106.927元/吨 |
), ArticleFig(id=1179483512198545845, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 2, caption=
Recovery rate calculation of method B
, figureFileSmall=null, figureFileBig=null, tableContent=
| 位置 | 数量 | 宽/m | 高/m | 长/m | 资源量/t |
| 间柱 | 2 | 3.3 | 47 | 3 | 2 326.5 |
| 底柱 | 1 | 3.3 | 3 | 50 | 1 237.5 |
| 矿房 | 1 | 3.3 | 47 | 44 | 17 061 |
| 回采率 | 82.72% |
), ArticleFig(id=1179483512274043318, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表2, caption=
方法B回采率计算
, figureFileSmall=null, figureFileBig=null, tableContent=
| 位置 | 数量 | 宽/m | 高/m | 长/m | 资源量/t |
| 间柱 | 2 | 3.3 | 47 | 3 | 2 326.5 |
| 底柱 | 1 | 3.3 | 3 | 50 | 1 237.5 |
| 矿房 | 1 | 3.3 | 47 | 44 | 17 061 |
| 回采率 | 82.72% |
), ArticleFig(id=1179483512345346487, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 3, caption=
Indicator parameters of several methods
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采矿方法 | 采切比/(m3/kt) | 回采率/% | 吨矿成本/(元/吨) |
| 上向水平分层干式充填采矿法 | 118.135 | 84.60 | 207.254 |
| 分段空场嗣后充填法 | 117.319 | 82.72 | 106.927 |
| 高分段深孔连续高效协同采矿法 | 81.819 | 82.80 | 92.728 |
| 上下向深孔连续高效协同采矿法 | 58.415 | 81.00 | 83.366 |
), ArticleFig(id=1179483512399872440, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表3, caption=
各方法指标参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采矿方法 | 采切比/(m3/kt) | 回采率/% | 吨矿成本/(元/吨) |
| 上向水平分层干式充填采矿法 | 118.135 | 84.60 | 207.254 |
| 分段空场嗣后充填法 | 117.319 | 82.72 | 106.927 |
| 高分段深孔连续高效协同采矿法 | 81.819 | 82.80 | 92.728 |
| 上下向深孔连续高效协同采矿法 | 58.415 | 81.00 | 83.366 |
), ArticleFig(id=1179483512458592697, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 4, caption=
Judgment matrix A-P Value
, figureFileSmall=null, figureFileBig=null, tableContent=
| 准则A | P1 | P2 | P3 | P4 |
| P1 | 1 | 2 | 1/3 | 1/3 |
| P2 | 1/2 | 1 | 1/2 | 1/3 |
| P3 | 3 | 2 | 1 | 1/2 |
| P4 | 3 | 3 | 2 | 1 |
), ArticleFig(id=1179483512534090170, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表4, caption=
判断矩阵A-P数值
, figureFileSmall=null, figureFileBig=null, tableContent=
| 准则A | P1 | P2 | P3 | P4 |
| P1 | 1 | 2 | 1/3 | 1/3 |
| P2 | 1/2 | 1 | 1/2 | 1/3 |
| P3 | 3 | 2 | 1 | 1/2 |
| P4 | 3 | 3 | 2 | 1 |
), ArticleFig(id=1179483512597004731, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 5, caption=
Hierarchical overall ranking result
, figureFileSmall=null, figureFileBig=null, tableContent=
| 准则A | P1 | P2 | P3 | P4 | W |
| P1 | 1 | 2 | 1/3 | 1/3 | 0.156 |
| P2 | 1/2 | 1 | 1/2 | 1/3 | 0.119 |
| P3 | 3 | 2 | 1 | 1/2 | 0.285 |
| P4 | 3 | 3 | 2 | 1 | 0.440 |
), ArticleFig(id=1179483512651530684, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表5, caption=
层测总排序结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 准则A | P1 | P2 | P3 | P4 | W |
| P1 | 1 | 2 | 1/3 | 1/3 | 0.156 |
| P2 | 1/2 | 1 | 1/2 | 1/3 | 0.119 |
| P3 | 3 | 2 | 1 | 1/2 | 0.285 |
| P4 | 3 | 3 | 2 | 1 | 0.440 |
), ArticleFig(id=1179483512718639549, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 6, caption=
Expert indicator scoring
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采矿方法 | P1得分 | P2得分 | P3得分 | P4得分 |
| A | 65 | 85 | 62 | 74 |
| B | 68 | 80 | 68 | 80 |
| C | 75 | 80 | 78 | 85 |
| D | 85 | 78 | 85 | 90 |
), ArticleFig(id=1179483512768971198, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表6, caption=
专家指标打分
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采矿方法 | P1得分 | P2得分 | P3得分 | P4得分 |
| A | 65 | 85 | 62 | 74 |
| B | 68 | 80 | 68 | 80 |
| C | 75 | 80 | 78 | 85 |
| D | 85 | 78 | 85 | 90 |
), ArticleFig(id=1179483512823497151, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 7, caption=
Expert indicator weighted scoring
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采矿方法 | P1加权分 | P2加权分 | P3加权分 | P4加权分 |
| A | 10.142 | 10.114 | 17.695 | 32.528 |
| B | 10.610 | 9.519 | 19.408 | 35.166 |
| C | 11.703 | 9.519 | 22.262 | 37.363 |
| D | 13.269 | 9.281 | 24.260 | 39.561 |
), ArticleFig(id=1179483512886411712, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表7, caption=
专家指标加权打分
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采矿方法 | P1加权分 | P2加权分 | P3加权分 | P4加权分 |
| A | 10.142 | 10.114 | 17.695 | 32.528 |
| B | 10.610 | 9.519 | 19.408 | 35.166 |
| C | 11.703 | 9.519 | 22.262 | 37.363 |
| D | 13.269 | 9.281 | 24.260 | 39.561 |
), ArticleFig(id=1179483512936743361, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 8, caption=
Evaluation result comparison
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采矿方法 | AHP-TOPSIS模型评价方法 |
| ${D}_{i}^{+}$ | ${D}_{i}^{-}$ | Ei | 排序 |
| A | 0.092 | 0.067 | 0.444 | 4 |
| B | 0.064 | 0.054 | 0.448 | 3 |
| C | 0.152 | 0.134 | 0.454 | 2 |
| D | 0.234 | 0.203 | 0.544 | 1 |
), ArticleFig(id=1179483512982880706, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表8, caption=
评价结果对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采矿方法 | AHP-TOPSIS模型评价方法 |
| ${D}_{i}^{+}$ | ${D}_{i}^{-}$ | Ei | 排序 |
| A | 0.092 | 0.067 | 0.444 | 4 |
| B | 0.064 | 0.054 | 0.448 | 3 |
| C | 0.152 | 0.134 | 0.454 | 2 |
| D | 0.234 | 0.203 | 0.544 | 1 |
), ArticleFig(id=1179483513037406659, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 9, caption=
Optimization plan for mining area parameters
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| 方案 | 矿房顶柱/m | 矿房间柱/m |
| 方案1 | 5 | 4 |
| 方案2 | 5 | 6 |
| 方案3 | 5 | 8 |
| 方案4 | 7 | 4 |
| 方案5 | 7 | 6 |
| 方案6 | 7 | 8 |
), ArticleFig(id=1179483513112904132, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表9, caption=
采区参数优化方案
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| 方案 | 矿房顶柱/m | 矿房间柱/m |
| 方案1 | 5 | 4 |
| 方案2 | 5 | 6 |
| 方案3 | 5 | 8 |
| 方案4 | 7 | 4 |
| 方案5 | 7 | 6 |
| 方案6 | 7 | 8 |
), ArticleFig(id=1179483513167430085, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 10, caption=
Numerical simulation physical and mechanical parameters
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| 参数 | 岩体 |
| 矿岩 | 围岩 |
| 密度/(kg/m3) | 2 603 | 2 625 |
| 弹性模量/GPa | 18.23 | 22.89 |
| 泊松比 | 0.226 | 0.233 |
| 抗拉强度/MPa | 1.63 | 1.98 |
| 摩擦角/(°) | 41 | 41 |
| 黏结力/MPa | 0.9 | 1.0 |
), ArticleFig(id=1179483513221956038, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表10, caption=
数值模拟物理力学参数
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| 参数 | 岩体 |
| 矿岩 | 围岩 |
| 密度/(kg/m3) | 2 603 | 2 625 |
| 弹性模量/GPa | 18.23 | 22.89 |
| 泊松比 | 0.226 | 0.233 |
| 抗拉强度/MPa | 1.63 | 1.98 |
| 摩擦角/(°) | 41 | 41 |
| 黏结力/MPa | 0.9 | 1.0 |
), ArticleFig(id=1179483513272287687, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 11, caption=
Results of tensile stress in mining areas during mine extraction
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| 方案 | 不同位置的拉应力/MPa |
| 顶柱 | 间柱 | 脉外运输巷 | 上盘围岩 | 下盘围岩 |
| 方案1 | 0 | 0 | 0.657 | 0.715 | 0.706 |
| 方案2 | 0 | 0 | 0.253 | 0.480 | 0.473 |
| 方案3 | 0 | 0 | 0.356 | 0.530 | 0.516 |
| 方案4 | 0 | 0 | 0.253 | 0.480 | 0.473 |
| 方案5 | 0.112 | 0.123 | 0.240 | 0.520 | 0.513 |
| 方案6 | 0.025 3 | 0.028 6 | 0.320 | 0.630 | 0.604 |
), ArticleFig(id=1179483513339396552, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表11, caption=
矿房开采时采区拉应力结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 不同位置的拉应力/MPa |
| 顶柱 | 间柱 | 脉外运输巷 | 上盘围岩 | 下盘围岩 |
| 方案1 | 0 | 0 | 0.657 | 0.715 | 0.706 |
| 方案2 | 0 | 0 | 0.253 | 0.480 | 0.473 |
| 方案3 | 0 | 0 | 0.356 | 0.530 | 0.516 |
| 方案4 | 0 | 0 | 0.253 | 0.480 | 0.473 |
| 方案5 | 0.112 | 0.123 | 0.240 | 0.520 | 0.513 |
| 方案6 | 0.025 3 | 0.028 6 | 0.320 | 0.630 | 0.604 |
), ArticleFig(id=1179483513402311113, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 12, caption=
Results of compressive stress in mining areas during mine extraction
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 不同位置的压应力/MPa |
| 顶柱 | 间柱 | 脉外运输巷 | 上盘围岩 | 下盘围岩 |
| 方案1 | 40.2 | 41.7 | 31.2 | 13.1 | 14.1 |
| 方案2 | 37.3 | 36.2 | 38.2 | 12.3 | 13.5 |
| 方案3 | 38.4 | 37.2 | 36.3 | 11.2 | 11.7 |
| 方案4 | 44.6 | 43.4 | 35.0 | 12.5 | 12.8 |
| 方案5 | 38.4 | 37.6 | 34.7 | 11.7 | 12.1 |
| 方案6 | 36.9 | 35.4 | 35.4 | 11.5 | 11.9 |
), ArticleFig(id=1179483513519751626, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表12, caption=
矿房开采时采区压应力结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 不同位置的压应力/MPa |
| 顶柱 | 间柱 | 脉外运输巷 | 上盘围岩 | 下盘围岩 |
| 方案1 | 40.2 | 41.7 | 31.2 | 13.1 | 14.1 |
| 方案2 | 37.3 | 36.2 | 38.2 | 12.3 | 13.5 |
| 方案3 | 38.4 | 37.2 | 36.3 | 11.2 | 11.7 |
| 方案4 | 44.6 | 43.4 | 35.0 | 12.5 | 12.8 |
| 方案5 | 38.4 | 37.6 | 34.7 | 11.7 | 12.1 |
| 方案6 | 36.9 | 35.4 | 35.4 | 11.5 | 11.9 |
), ArticleFig(id=1179483513599443403, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 13, caption=
Calculation results of maximum displacement in mining areas during mine extraction
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 不同位置的最大位移/cm |
| 顶柱 | 间柱 | 脉外运输巷 | 上盘围岩 | 下盘围岩 |
| 方案1 | 1.23 | 2.5 | 1.95 | 4.71 | 4.96 |
| 方案2 | 1.26 | 3.3 | 1.91 | 4.74 | 4.75 |
| 方案3 | 1.85 | 2.3 | 1.80 | 4.38 | 4.63 |
| 方案4 | 1.90 | 2.4 | 1.89 | 4.04 | 4.13 |
| 方案5 | 1.80 | 2.5 | 1.84 | 4.54 | 4.75 |
| 方案6 | 1.84 | 2.7 | 1.78 | 4.37 | 4.55 |
), ArticleFig(id=1179483513687523788, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表13, caption=
矿房开采时采区最大位移计算结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 不同位置的最大位移/cm |
| 顶柱 | 间柱 | 脉外运输巷 | 上盘围岩 | 下盘围岩 |
| 方案1 | 1.23 | 2.5 | 1.95 | 4.71 | 4.96 |
| 方案2 | 1.26 | 3.3 | 1.91 | 4.74 | 4.75 |
| 方案3 | 1.85 | 2.3 | 1.80 | 4.38 | 4.63 |
| 方案4 | 1.90 | 2.4 | 1.89 | 4.04 | 4.13 |
| 方案5 | 1.80 | 2.5 | 1.84 | 4.54 | 4.75 |
| 方案6 | 1.84 | 2.7 | 1.78 | 4.37 | 4.55 |
), ArticleFig(id=1179483513750438349, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=EN, label=Table 14, caption=
Calculation results of plastic zone in mining areas during mine extraction
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 塑性区占比/% | 方案 | 塑性区占比/% |
| 方案1 | 25.53 | 方案4 | 27.35 |
| 方案2 | 27.97 | 方案5 | 22.52 |
| 方案3 | 24.69 | 方案6 | 25.15 |
), ArticleFig(id=1179483513817547214, tenantId=1146029695717560320, journalId=1146123346816638986, articleId=1147999688877400493, language=CN, label=表14, caption=
矿房开采时采区塑性区计算结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 塑性区占比/% | 方案 | 塑性区占比/% |
| 方案1 | 25.53 | 方案4 | 27.35 |
| 方案2 | 27.97 | 方案5 | 22.52 |
| 方案3 | 24.69 | 方案6 | 25.15 |
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