Article(id=1322161637151326388, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161562689847927, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1729008000000, receivedDateStr=2024-10-16, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793157498871, onlineDateStr=2026-10-28, pubDate=1756051200000, pubDateStr=2025-08-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793157498871, onlineIssueDateStr=2026-10-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793157498871, creator=13701087609, updateTime=1793157498871, updator=13701087609, issue=Issue{id=1322161562689847927, tenantId=1146029695717560320, journalId=1225396423026438145, year='2025', volume='45', issue='8', pageStart='1', pageEnd='278', issueExtLink='null', onlineDate='null', pubDate='1756051200000', pubDateStr='2025-08-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793157481119, creator='13701087609', updateTime=1793158854568, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1322167323411198934, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161562689847927, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1322167323411198935, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161562689847927, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=116, endPage=126, ext={EN=ArticleExt(id=1322161638719996086, articleId=1322161637151326388, tenantId=1146029695717560320, journalId=1225396423026438145, language=EN, title=Research on Quality Evaluation Model of Deep Mine Rock Mass Based on Moment Estimation Theory-Partial Order Set, columnId=null, journalTitle=Mining Research and Development, columnName=null, runingTitle=null, highlight=null, articleAbstract=

In order to improve the reliability of rock mass quality evaluation in deep mines and overcome the controversial problem of index weight assignment in traditional evaluation models, five influencing factors were selected, with the help of moment estimation theory, a reasonable descending sequence of index weight was obtained, and the partial order set was introduced into rock mass quality classification. A comprehensive evaluation model of rock mass quality in underground mines based on moment estimation theory-partial order set was proposed. The model was tested with 12 typical rock samples as sample data and compared with the results of traditional evaluation models. The results show that the evaluation results of the model are completely consistent with the evaluation results of the matter-element extension model and the unascertained measure theory, and are completely consistent with the ranking results of the VIKOR model, indicating that it can accurately realize the rock mass quality classification and has good applicability in the rock mass quality evaluation under complex geological conditions. Finally, the model was applied to the evaluation of rock mass quality of a copper mine in Anhui Province. It is determined that marble belong to class Ⅱ rock mass, serpentinite and diorite porphyrite belong to class Ⅲ rock mass, and skarn belongs to class Ⅳ rock mass, which is consistent with the field investigation. Based on the results of rock mass quality classification, the support optimization scheme is proposed, and the optimized support scheme can effectively control the deformation of roadway and ensure the long-term stability of roadway.

, authors=Ming ZHU1, Peng YANG2, Qi LIU3, 4, Yajun WANG3, 4, Haiyun ZHANG3, 4, authorsList=Ming ZHU, Peng YANG, Qi LIU, Yajun WANG, Haiyun ZHANG, authorCompany=null, correspAuthors=null, 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, fund=null), CN=ArticleExt(id=1322161643354702038, articleId=1322161637151326388, tenantId=1146029695717560320, journalId=1225396423026438145, language=CN, title=基于矩估计理论-偏序集的深井矿山岩体质量评价模型研究, columnId=1226462295417598973, journalTitle=矿业研究与开发, columnName=矿山安全与环保, runingTitle=null, highlight=null, articleAbstract=

为提高深井矿山岩体质量评价的可靠性,克服传统评价模型中指标权重赋值存在争议性的问题,选取了5个影响因素,借助矩估计理论,获取合理的指标权重降序序列,将偏序集引入岩体质量分级中,提出建立了基于矩估计理论-偏序集的地下矿山岩体质量综合评价模型。以12个典型岩样为样本数据进行模型检验,并与传统评估模型结果比较。结果表明,该模型评价结果与物元可拓模型、未确知测度理论的评价结果完全一致,与VIKOR模型的排序结果完全吻合,表明其能准确实现岩体质量分级,在复杂地质条件下的岩体质量评估中具有良好适用性。最后将该模型应用到安徽省某铜矿岩体质量评价中,确定该矿山大理岩属于Ⅱ类岩体、蛇纹岩与闪长玢岩属于Ⅲ类岩体、矽卡岩属于Ⅳ类岩体,与现场调查情况相符,基于岩体质量分级结果提出支护优化方案,优化后的支护方案能够有效控制巷道变形,确保巷道长期稳定。

, authors=朱明1, 杨鹏2, 刘奇3, 4, 王亚军3, 4, 张海云3, 4, authorsList=朱明, 杨鹏, 刘奇, 王亚军, 张海云, authorCompany=null, correspAuthors=null, authorNote=

朱明(1987—),男,江西南昌人,硕士,高级工程师,主要从事采矿设计咨询工作。E-mail:

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朱明(1987—),男,江西南昌人,硕士,高级工程师,主要从事采矿设计咨询工作。E-mail:

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朱明(1987—),男,江西南昌人,硕士,高级工程师,主要从事采矿设计咨询工作。E-mail:

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model of rock mass quality in undergroud metal mines, figureFileSmall=lEE/INcOm6a79NFGsw30vg==, figureFileBig=nsdrEkm8JhKTxwNMPHQPPA==, tableContent=null), ArticleFig(id=1322161647574171914, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=图1, caption=地下金属矿山岩体质量综合评价模型实现过程, figureFileSmall=lEE/INcOm6a79NFGsw30vg==, figureFileBig=nsdrEkm8JhKTxwNMPHQPPA==, tableContent=null), ArticleFig(id=1322161647897133323, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Fig.2, caption=Hasse diagram of sample data, figureFileSmall=HvYSH9we8Qkiuq37ACtvkw==, figureFileBig=VTdqHLs+HVal+hJ8REfV1g==, tableContent=null), ArticleFig(id=1322161648001990924, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=图2, caption=样本数据的Hasse图, figureFileSmall=HvYSH9we8Qkiuq37ACtvkw==, figureFileBig=VTdqHLs+HVal+hJ8REfV1g==, tableContent=null), ArticleFig(id=1322161648081682701, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Fig.3, caption=Hasse diagram of evaluated objects, figureFileSmall=5yRrH71PISkVdpztGOY3Kw==, figureFileBig=QU+8tZCo2pCWNgFvz11h/A==, tableContent=null), ArticleFig(id=1322161648165568782, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=图3, caption=待评对象的Hasse图, figureFileSmall=5yRrH71PISkVdpztGOY3Kw==, figureFileBig=QU+8tZCo2pCWNgFvz11h/A==, tableContent=null), ArticleFig(id=1322161648257843471, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 1, caption=

Classification criterias and index attributes of rock mass quality

, figureFileSmall=null, figureFileBig=null, tableContent=
岩体质量等级岩石质量RQD/%单轴抗压强度Rc/MPa岩体完整性系数Kv结构面强度系数Kf地下水渗水量W/(L·(min·10m)-1)
Ⅰ90~<100120~<200≥0.75≥0.80<5
Ⅱ75~<9060~<1200.45~<0.750.60~<0.805~<10
Ⅲ50~<7530~<600.30~<0.450.40~<0.6010~<25
Ⅳ25~<5015~<300.20~<0.300.20~<0.4025~<125
Ⅴ<25<15<0.20<0.20125~<300
指标属性特征效益型指标效益型指标效益型指标效益型指标成本型指标
), ArticleFig(id=1322161648358506768, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表1, caption=

岩体质量分级判据和指标属性

, figureFileSmall=null, figureFileBig=null, tableContent=
岩体质量等级岩石质量RQD/%单轴抗压强度Rc/MPa岩体完整性系数Kv结构面强度系数Kf地下水渗水量W/(L·(min·10m)-1)
Ⅰ90~<100120~<200≥0.75≥0.80<5
Ⅱ75~<9060~<1200.45~<0.750.60~<0.805~<10
Ⅲ50~<7530~<600.30~<0.450.40~<0.6010~<25
Ⅳ25~<5015~<300.20~<0.300.20~<0.4025~<125
Ⅴ<25<15<0.20<0.20125~<300
指标属性特征效益型指标效益型指标效益型指标效益型指标成本型指标
), ArticleFig(id=1322161648467558673, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 2, caption=

Sample data processing results

, figureFileSmall=null, figureFileBig=null, tableContent=
样本原始数据数据标准化
RQD/%Rc/MPaKvKfW/(L·(min·10 m)-1)RQDRcKvKfW
A151.040.20.380.5510.50.490 10.303 80.370 80.555 60.963 9
A276.095.00.700.5512.00.764 30.726 30.730 30.555 60.958 0
A368.090.00.570.3518.50.676 50.687 70.584 30.333 30.932 5
A430.28.40.180.1850.00.262 10.058 60.146 10.144 40.808 8
A543.826.30.280.3550.60.411 20.196 60.258 40.333 30.806 4
A697.5180.00.940.951.31.000 01.381 61.000 01.000 01.000 0
A778.0130.50.750.5010.00.786 21.000 00.786 50.500 00.965 8
A886.3105.00.680.756.30.877 20.803 40.707 90.777 80.980 4
A96.30.80.050.05256.00.000 00.000 00.000 00.000 00.000 0
A1052.528.60.380.1623.00.506 60.214 30.370 80.122 20.914 8
A1131.318.80.230.25100.00.274 10.138 80.202 20.222 20.612 5
A1256.337.50.340.4521.30.548 20.283 00.325 80.444 40.921 5
B190.0120.00.750.805.00.917 80.919 00.786 50.833 30.985 5
B275.060.00.450.6010.00.753 30.456 40.449 40.611 10.965 8
B350.030.00.300.4025.00.479 20.225 10.280 90.388 90.906 9
B425.015.00.200.20125.00.205 00.109 50.168 50.166 70.514 3
), ArticleFig(id=1322161648559833362, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表2, caption=

样本数据处理结果

, figureFileSmall=null, figureFileBig=null, tableContent=
样本原始数据数据标准化
RQD/%Rc/MPaKvKfW/(L·(min·10 m)-1)RQDRcKvKfW
A151.040.20.380.5510.50.490 10.303 80.370 80.555 60.963 9
A276.095.00.700.5512.00.764 30.726 30.730 30.555 60.958 0
A368.090.00.570.3518.50.676 50.687 70.584 30.333 30.932 5
A430.28.40.180.1850.00.262 10.058 60.146 10.144 40.808 8
A543.826.30.280.3550.60.411 20.196 60.258 40.333 30.806 4
A697.5180.00.940.951.31.000 01.381 61.000 01.000 01.000 0
A778.0130.50.750.5010.00.786 21.000 00.786 50.500 00.965 8
A886.3105.00.680.756.30.877 20.803 40.707 90.777 80.980 4
A96.30.80.050.05256.00.000 00.000 00.000 00.000 00.000 0
A1052.528.60.380.1623.00.506 60.214 30.370 80.122 20.914 8
A1131.318.80.230.25100.00.274 10.138 80.202 20.222 20.612 5
A1256.337.50.340.4521.30.548 20.283 00.325 80.444 40.921 5
B190.0120.00.750.805.00.917 80.919 00.786 50.833 30.985 5
B275.060.00.450.6010.00.753 30.456 40.449 40.611 10.965 8
B350.030.00.300.4025.00.479 20.225 10.280 90.388 90.906 9
B425.015.00.200.20125.00.205 00.109 50.168 50.166 70.514 3
), ArticleFig(id=1322161648643719443, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 3, caption=

Results of indicator weights under different weighting modes

, figureFileSmall=null, figureFileBig=null, tableContent=
赋权方式权重属性评价指标
RcRQDKvKfW
改进AHP法主观权重0.2350.2070.0920.1510.315
德尔菲法主观权重0.2000.2000.2080.2230.169
粗糙集RS法客观权重0.2000.2000.1330.2000.267
CRITIC 法客观权重0.1420.1560.1570.1610.384
矩估计理论综合权重0.1970.1950.1740.1920.242
综合排序23541
), ArticleFig(id=1322161648740188436, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表3, caption=

不同赋权模式下指标权重结果

, figureFileSmall=null, figureFileBig=null, tableContent=
赋权方式权重属性评价指标
RcRQDKvKfW
改进AHP法主观权重0.2350.2070.0920.1510.315
德尔菲法主观权重0.2000.2000.2080.2230.169
粗糙集RS法客观权重0.2000.2000.1330.2000.267
CRITIC 法客观权重0.1420.1560.1570.1610.384
矩估计理论综合权重0.1970.1950.1740.1920.242
综合排序23541
), ArticleFig(id=1322161648824074517, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 4, caption=

Accumulated data of sample data

, figureFileSmall=null, figureFileBig=null, tableContent=
样本WRcRQDKfKv
A10.963 91.267 71.757 82.313 32.684 1
A20.958 01.684 32.448 53.004 13.734 4
A30.932 51.620 22.296 72.630 13.214 3
A40.808 80.867 41.129 51.273 91.420 0
A50.806 41.003 01.414 21.747 62.006 0
A61.000 02.381 63.381 64.381 65.381 6
A70.965 81.965 82.752 03.252 04.038 5
A80.980 41.783 82.661 03.438 74.146 6
A90.000 00.000 00.000 00.000 00.000 0
A100.914 81.129 11.635 71.757 92.128 7
A110.612 50.751 31.025 41.247 61.449 9
A120.921 51.204 41.752 72.197 12.523 0
B10.985 51.904 52.822 33.655 64.442 1
B20.965 81.422 32.175 62.786 73.236 1
B30.906 91.132 11.611 32.000 12.281 0
B40.514 30.623 80.828 90.995 51.164 1
), ArticleFig(id=1322161648899571990, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表4, caption=

样本数据的累加数据

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样本WRcRQDKfKv
A10.963 91.267 71.757 82.313 32.684 1
A20.958 01.684 32.448 53.004 13.734 4
A30.932 51.620 22.296 72.630 13.214 3
A40.808 80.867 41.129 51.273 91.420 0
A50.806 41.003 01.414 21.747 62.006 0
A61.000 02.381 63.381 64.381 65.381 6
A70.965 81.965 82.752 03.252 04.038 5
A80.980 41.783 82.661 03.438 74.146 6
A90.000 00.000 00.000 00.000 00.000 0
A100.914 81.129 11.635 71.757 92.128 7
A110.612 50.751 31.025 41.247 61.449 9
A120.921 51.204 41.752 72.197 12.523 0
B10.985 51.904 52.822 33.655 64.442 1
B20.965 81.422 32.175 62.786 73.236 1
B30.906 91.132 11.611 32.000 12.281 0
B40.514 30.623 80.828 90.995 51.164 1
), ArticleFig(id=1322161648996040983, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 5, caption=

Comparison matrix of sample data

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样本A1A2A3A4A5A6A7A8A9A10A11A12B1B2B3B4
A11001100011110011
A20111100011110011
A30011100011110011
A40001000010000001
A50000100010100001
A61111111111111111
A71111101011110111
A81111100111110111
A90000000010000000
A100000000001000000
A110000000010100001
A120001100011110011
B11111100111111111
B21001100011110111
B30001100010100011
B40000000010000001
), ArticleFig(id=1322161649075732760, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表5, caption=

样本数据比较矩阵

, figureFileSmall=null, figureFileBig=null, tableContent=
样本A1A2A3A4A5A6A7A8A9A10A11A12B1B2B3B4
A11001100011110011
A20111100011110011
A30011100011110011
A40001000010000001
A50000100010100001
A61111111111111111
A71111101011110111
A81111100111110111
A90000000010000000
A100000000001000000
A110000000010100001
A120001100011110011
B11111100111111111
B21001100011110111
B30001100010100011
B40000000010000001
), ArticleFig(id=1322161649155424537, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 6, caption=

Hasse matrix of sample data

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样本A1A2A3A4A5A6A7A8A9A10A11A12B1B2B3B4
A10000000000010000
A20010000000000000
A30000000000010000
A40000000000000001
A50000000000100000
A60000001000001000
A70100000000000100
A80100000000000100
A90000000000000000
A100000000000000000
A110000000000000001
A120000000001000010
B10000000100000000
B21000000000000000
B30001100000000000
B40000000010000000
), ArticleFig(id=1322161649251893530, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表6, caption=

样本数据的Hasse矩阵

, figureFileSmall=null, figureFileBig=null, tableContent=
样本A1A2A3A4A5A6A7A8A9A10A11A12B1B2B3B4
A10000000000010000
A20010000000000000
A30000000000010000
A40000000000000001
A50000000000100000
A60000001000001000
A70100000000000100
A80100000000000100
A90000000000000000
A100000000000000000
A110000000000000001
A120000000001000010
B10000000100000000
B21000000000000000
B30001100000000000
B40000000010000000
), ArticleFig(id=1322161649331585307, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 7, caption=

Linear sorting results

, figureFileSmall=null, figureFileBig=null, tableContent=
评价对象上集|F(x)|下集|O(x)|不可比集|U(x)|高度值hav(x)综合排序
本文TOPSISVIKOR
样本A169210.200777
样本A2510211.333545
样本A369210.200888
样本A411333.643121512
样本A511424.533111111
样本A6116016.000111
样本A7213214.733353
样本A8313113.813434
样本A915111.063161616
样本A1010161.545151415
样本A1112323.400131213
样本A129808.000999
样本B1214114.875222
样本B2510211.333666
样本B310616.375101010
样本B414212.125141314
), ArticleFig(id=1322161649415471388, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表7, caption=

线性排序结果

, figureFileSmall=null, figureFileBig=null, tableContent=
评价对象上集|F(x)|下集|O(x)|不可比集|U(x)|高度值hav(x)综合排序
本文TOPSISVIKOR
样本A169210.200777
样本A2510211.333545
样本A369210.200888
样本A411333.643121512
样本A511424.533111111
样本A6116016.000111
样本A7213214.733353
样本A8313113.813434
样本A915111.063161616
样本A1010161.545151415
样本A1112323.400131213
样本A129808.000999
样本B1214114.875222
样本B2510211.333666
样本B310616.375101010
样本B414212.125141314
), ArticleFig(id=1322161649516134685, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 8, caption=

Comparison of rock mass quality grade evaluation results of sample data

, figureFileSmall=null, figureFileBig=null, tableContent=
样本本文物元可拓模型未确知测度理论实际
A1Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体
A2Ⅱ类岩体Ⅱ类岩体Ⅱ类岩体Ⅱ类岩体
A3Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体
A4Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
A5Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
A6Ⅰ类岩体Ⅰ类岩体Ⅰ类岩体Ⅰ类岩体
A7Ⅱ类岩体Ⅱ类岩体Ⅲ类岩体Ⅱ类岩体
A8Ⅱ类岩体Ⅱ类岩体Ⅱ类岩体Ⅱ类岩体
A9Ⅴ类岩体Ⅴ类岩体Ⅴ类岩体Ⅴ类岩体
A10Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
A11Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
A12Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体
), ArticleFig(id=1322161649587437854, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表8, caption=

样本数据岩体质量等级评价结果对比

, figureFileSmall=null, figureFileBig=null, tableContent=
样本本文物元可拓模型未确知测度理论实际
A1Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体
A2Ⅱ类岩体Ⅱ类岩体Ⅱ类岩体Ⅱ类岩体
A3Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体
A4Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
A5Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
A6Ⅰ类岩体Ⅰ类岩体Ⅰ类岩体Ⅰ类岩体
A7Ⅱ类岩体Ⅱ类岩体Ⅲ类岩体Ⅱ类岩体
A8Ⅱ类岩体Ⅱ类岩体Ⅱ类岩体Ⅱ类岩体
A9Ⅴ类岩体Ⅴ类岩体Ⅴ类岩体Ⅴ类岩体
A10Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
A11Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
A12Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体
), ArticleFig(id=1322161649662935327, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 9, caption=

Standardized processing results of evaluated objects

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待评对象RcRQDKvKfW
P10.289 10.694 40.403 20.640 60.575 8
P20.335 90.888 90.741 90.906 30.681 8
P30.171 90.208 30.225 80.234 40.982 6
P41.000 00.000 00.000 00.000 00.000 0
B10.820 31.000 01.000 01.000 01.000 0
B20.351 60.791 70.516 10.687 50.962 1
B30.117 20.444 40.274 20.375 00.848 5
B40.000 00.097 20.112 90.062 50.090 9
), ArticleFig(id=1322161649746821408, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表9, caption=

待评对象标准化处理结果

, figureFileSmall=null, figureFileBig=null, tableContent=
待评对象RcRQDKvKfW
P10.289 10.694 40.403 20.640 60.575 8
P20.335 90.888 90.741 90.906 30.681 8
P30.171 90.208 30.225 80.234 40.982 6
P41.000 00.000 00.000 00.000 00.000 0
B10.820 31.000 01.000 01.000 01.000 0
B20.351 60.791 70.516 10.687 50.962 1
B30.117 20.444 40.274 20.375 00.848 5
B40.000 00.097 20.112 90.062 50.090 9
), ArticleFig(id=1322161649826513185, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=EN, label=Table 10, caption=

Comparison of evaluation results of evaluated objects

, figureFileSmall=null, figureFileBig=null, tableContent=
待评对象本文模型传统RMR法Q系统法实际状态
P1Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体
P2Ⅱ类岩体Ⅲ类岩体Ⅱ类岩体Ⅱ类岩体
P3Ⅲ类岩体Ⅲ类岩体Ⅳ类岩体Ⅲ类岩体
P4Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
), ArticleFig(id=1322161649918787874, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161637151326388, language=CN, label=表10, caption=

待评对象评价结果对比

, figureFileSmall=null, figureFileBig=null, tableContent=
待评对象本文模型传统RMR法Q系统法实际状态
P1Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体Ⅲ类岩体
P2Ⅱ类岩体Ⅲ类岩体Ⅱ类岩体Ⅱ类岩体
P3Ⅲ类岩体Ⅲ类岩体Ⅳ类岩体Ⅲ类岩体
P4Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体Ⅳ类岩体
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基于矩估计理论-偏序集的深井矿山岩体质量评价模型研究
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朱明 1 , 杨鹏 2 , 刘奇 3, 4 , 王亚军 3, 4 , 张海云 3, 4
矿业研究与开发 | 矿山安全与环保 2025,45(8): 116-126
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矿业研究与开发 |矿山安全与环保 2025 , 45 (8) : 116 -126
基于矩估计理论-偏序集的深井矿山岩体质量评价模型研究
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朱明1 , 杨鹏2, 刘奇3, 4, 王亚军3, 4, 张海云3, 4
作者信息
  • 1.兰州有色冶金设计研究院有限公司,甘肃 兰州 730099
  • 2.巴彦淖尔西部铜业有限公司,内蒙古 巴彦淖尔市 015500
  • 3.长沙矿山研究院有限责任公司,湖南 长沙 410012
  • 4.国家金属采矿工程技术研究中心,湖南 长沙 410012
作者简介:

朱明(1987—),男,江西南昌人,硕士,高级工程师,主要从事采矿设计咨询工作。E-mail:

Research on Quality Evaluation Model of Deep Mine Rock Mass Based on Moment Estimation Theory-Partial Order Set
Ming ZHU1 , Peng YANG2, Qi LIU3, 4, Yajun WANG3, 4, Haiyun ZHANG3, 4
Affiliations
  • 1.Lanzhou Engineering & Research Institute of Nonferrous Metallurgy Co., Ltd., Lanzhou, Gansu 730099, China
  • 2.Bayannur Western Copper Co., Ltd., Bayannur, Inner Mongolia 015500, China
  • 3.Changsha Institute of Mining Research Co., Ltd., Changsha, Hunan 410012, China
  • 4.National Engineering Research Center for Metal Mining, Changsha, Hunan 410012, China
出版时间: 2025-08-25
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为提高深井矿山岩体质量评价的可靠性,克服传统评价模型中指标权重赋值存在争议性的问题,选取了5个影响因素,借助矩估计理论,获取合理的指标权重降序序列,将偏序集引入岩体质量分级中,提出建立了基于矩估计理论-偏序集的地下矿山岩体质量综合评价模型。以12个典型岩样为样本数据进行模型检验,并与传统评估模型结果比较。结果表明,该模型评价结果与物元可拓模型、未确知测度理论的评价结果完全一致,与VIKOR模型的排序结果完全吻合,表明其能准确实现岩体质量分级,在复杂地质条件下的岩体质量评估中具有良好适用性。最后将该模型应用到安徽省某铜矿岩体质量评价中,确定该矿山大理岩属于Ⅱ类岩体、蛇纹岩与闪长玢岩属于Ⅲ类岩体、矽卡岩属于Ⅳ类岩体,与现场调查情况相符,基于岩体质量分级结果提出支护优化方案,优化后的支护方案能够有效控制巷道变形,确保巷道长期稳定。

深井矿山岩体  /  岩体质量评价  /  矩估计理论  /  偏序集  /  支护方案

In order to improve the reliability of rock mass quality evaluation in deep mines and overcome the controversial problem of index weight assignment in traditional evaluation models, five influencing factors were selected, with the help of moment estimation theory, a reasonable descending sequence of index weight was obtained, and the partial order set was introduced into rock mass quality classification. A comprehensive evaluation model of rock mass quality in underground mines based on moment estimation theory-partial order set was proposed. The model was tested with 12 typical rock samples as sample data and compared with the results of traditional evaluation models. The results show that the evaluation results of the model are completely consistent with the evaluation results of the matter-element extension model and the unascertained measure theory, and are completely consistent with the ranking results of the VIKOR model, indicating that it can accurately realize the rock mass quality classification and has good applicability in the rock mass quality evaluation under complex geological conditions. Finally, the model was applied to the evaluation of rock mass quality of a copper mine in Anhui Province. It is determined that marble belong to class Ⅱ rock mass, serpentinite and diorite porphyrite belong to class Ⅲ rock mass, and skarn belongs to class Ⅳ rock mass, which is consistent with the field investigation. Based on the results of rock mass quality classification, the support optimization scheme is proposed, and the optimized support scheme can effectively control the deformation of roadway and ensure the long-term stability of roadway.

Deep mine rock mass  /  Rock mass quality evaluation  /  Moment estimation theory  /  Partially order set  /  Support scheme
朱明, 杨鹏, 刘奇, 王亚军, 张海云. 基于矩估计理论-偏序集的深井矿山岩体质量评价模型研究. 矿业研究与开发, 2025 , 45 (8) : 116 -126 .
Ming ZHU, Peng YANG, Qi LIU, Yajun WANG, Haiyun ZHANG. Research on Quality Evaluation Model of Deep Mine Rock Mass Based on Moment Estimation Theory-Partial Order Set[J]. Mining Research and Development, 2025 , 45 (8) : 116 -126 .
岩体质量评价工作是地下矿产资源开采的重要环节,是确定施工方案与支护方式及结构参数优化设计的重要依据,同时也是井下灾变预测的主要研究内容[1-2]。随着开采深度逐渐增加,地质条件越来越复杂,在爆破扰动、地应力等多重因素综合影响下,岩体质量会产生复杂的动态变化过程。因此,为保证地下金属矿山开采的安全性、高效性、持续性,需要科学合理进行岩体质量分级。
目前,在岩体质量评价研究方面,传统评价方法主要包括岩石质量RQD法[3]、RMR法[4]、BQ法[5]等,这些方法计算过程相对简单,但考虑因素有限,对复杂地质环境下的岩体质量评估适用性不强[6]。赵国彦等[7]基于白鲸优化算法改进随机森林模型(BWO-RF),利用131组工程实例对模型进行训练,模型预测精度提高至90%。马世伟等[8]建立了岩体质量KNN动态分级模型,选取150个样本进行训练学习,校验结果显示,该智能模型准确率为90%。张化进等[9]基于D-S理论,对KNN、LR、NB、DT、SVM和ANN等6个机器学习算法初评结果进行异质集成,以提高预测精度。机器学习算法可以通过编写程序实现岩体质量智能化分级,但需要构建庞大的样本训练集,且对训练集数据准确性、完整性要求极高。另外,学习算法忽略了指标因素的内在关联性,也容易出现过拟合等情况,从而导致最终预测精度不高或失效。岩体质量评估需要统筹考虑岩性、地质构造等多因素,影响因素之间存在复杂关系。越来越多的专家学者尝试利用建模思想进行岩体质量分析评估,为岩体质量分级提供了便捷途径,在一定程度上推动了岩体质量评估工作的发展。周晏渔等[10]考虑了指标因素之间的强交互性,应用IAHP-GRA法获取指标权重,提出了岩体质量多维云评价模型。李福佳等[11]以RMR法为理论基础,结合熵权法构造加权隶属度矩阵,进行岩体质量分级,提高了RMR法分级结果准确性。单梁等[12]将熵权灰色关联法与D-S理论相结合,建立了围岩质量分级的可信度模型。蒋英礼等[13]针对岩体质量分级评价的模糊性问题,收集建立了开放指标权重库,基于云雾化思想计算指标融合权重,构建了岩体质量可拓云模型。徐先锋等[14]基于G1-EW-GT法计算指标权重,基于TOPSIS思想判别岩体质量等级。
分析发现,已有的研究成果还存在一定的局限性,如云模型、D-S、TOPSIS等理论首先需要选取合理的赋权法获取指标具体权重,权重结果存在争议性和主观性,且部分指标具有模糊性和不确定性,导致权重难以定量化。此外,上述模型大多计算过程相对复杂,需要借助专业性软件进行辅助计算,实用性不强。偏序集可以构造蕴含权重信息的偏序矩阵,通过简单矩阵累加变换体现评价对象的层级信息和聚类情况,实现评价对象的综合评估和比较,避免了权重争议问题,在风险评估方面具有稳健性、强鲁棒性等突出优势,且计算过程相对简单、可操作性强,应用效果较理想[15]。如韩梓晴等[16]、贾宝山等[17]以偏序集理论为基础,分别构建了硫化矿石和采空区煤炭的自燃风险评估模型。黄亮等[18]开展了采空区塌陷偏序集风险评价模型研究。赖文哲等[19]将GT理论与偏序集相耦合,确定了瓦斯爆炸风险等级。
鉴于此,本文将偏序集理论引入到地下金属矿山岩体质量评价中,提出基于矩估计理论和偏序集相结合的岩体质量评价新方法;选取RQD等主要因素构建评价指标体系,收集建立指标权重库,采用矩估计理论获取主、客观均衡兼顾的权重降序序列,通过Hasse图展示样本间的层集信息,合理确定岩体质量等级;以12个典型岩样为样本数据,检验模型的有效性;最后,将模型应用于安徽省某铜矿岩体质量评估,并根据岩体稳定性分级结果选取适宜的支护方案。
地下工程岩体质量与岩性、地质构造、岩体状态等因素息息相关,因此,岩体质量分级属于典型的多准则综合决策过程。参考已有研究成果[10,13-14],遵循客观实际、可测可估、典型性、代表性等指标选取原则,筛选了5个主要影响因素,建立岩体质量评估指标体系。将岩体划分为5个等级,并按照指标属性特征,分为效益型指标(越大越好)和成本型指标(越小越好)两大类,指标分级判据见表1。
主观赋权法主要是由决策者基于主观经验对指标相对重要性做出判断和排序,通过一系列计算获取指标权重,具有一定的主观性和盲目性;客观赋权法是以评价对象指标数据为依据,能够反映待评对象真实状况,但对数据全面性要求较高;综合赋权法能够兼顾专家学识经验,又考虑了待评对象客观实际,能够获取较为均衡合理的指标权重。传统的组合赋权法主要采用线性加权或乘积归一化法计算指标权重,加权系数的确定较为简单随意。因此,本文应用以辛钦大数定律为基础的矩估计理论,基于偏差最小化思想对不同权重集合优化集成,使指标权重蕴含的信息更加全面。
矩估计理论计算时[2,20],假设一共选取了q种方式获取权重,其中单一主观赋权法p种,主观权重集合记为wsk,客观赋权法q-p种,客观权重集合记为wok,最优组合权重集合表示为wk,基于偏差最小化思想,有:
式中:α、β分别为主、客观权重相对重要系数;n为指标总数。
矩估计理论指标权重计算步骤如下。
(1)计算指标权重集合期望。
式中,E(wsk)和E(wok)分别为主、客观权重集合期望。
(2)计算相对重要系数αk和βk。
(3)计算总体相对重要系数α和β。
(4)基于矩估计理论获取最优组合权重wk。
偏序集理论仅需要确定各影响因素在指标体系中贡献度的排序关系,通过系列矩阵变换,将权重信息耦合融入模型,可以较为清晰地表达决策者偏好。其具体定义如下。
定义1:假设A为非空集合,P为该集合的一个二元关系,当R满足:
(1)自反性,对任意x∈A,有xPx;
(2)反对称性,对任意x,y∈A,若xPy且yPx,则x=y;
(3)传递性,对任意x,y,z∈A,若xPy且yPz,则xRz。
则称P为非空集合A上的偏序关系,偏序关系符合记为“≤”,非空集合A上的偏序关系统称为偏序集,表示为(A,≤)。
定义2:假设评论集为M=(A,IC,D),偏序集记为(A,≤),偏序集中任意的ai、aj,若ai≥aj,则rij=1;若ai<aj或ai与aj之间具有不可比性,则rij=0。由此构造关于rij的矩阵,表示为R=(rij)m×m,称为偏序集(A,≤)的比较关系矩阵。
假设选取n个评价指标,对m个待评对象进行多准则综合决策,当指标权重满足w1≥w2≥…≥wn时,通过矩阵累加变换,实现对待评对象的分析比较。其中含有指标权重信息的累加变换矩阵表示为:
式中:D为累加变换矩阵;X为初始评价矩阵;I为单位上三角矩阵。
对于任意偏序集(A,≤),集合O(x)={y∈A|x≥y}称为偏序集A的下集;集合F(x)={y∈A|x≤y}称为偏序集A的上集;定义集合U(x)为A的不可比集,其中U(x)=A-O(x)-F(x)。令|O(x)|、|F(x)|和|U(x)|分别为3个集合的元素个数,则存在如下关系:
为便于比较m个待评对象的优劣性,定义任意x∈A方案在偏序集(A,≤)上的高度hav(x),公式[18]为:
式中,hav(x)表示偏序集高度,数值越大,待评对象越优。
本文建立了基于矩估计理论和偏序集相结合的地下矿山岩体质量综合评价模型。首先,参考相关文献和结合工程实际,选取了Rc、RQD、Kv、Kf和W共5个主要影响因素,明确指标分级标准;然后,基于矩估计理论,对4种单一赋权法的指标权重进行优化集成,获取较为均衡的权重和合理的权重降序序列;为便于确定待评对象岩体质量等级,将指标分级端点值构成虚拟样本,与待评对象样本数据整合,基于偏序集理论,对所有样本数据进行标准化处理,并按照权重降序重新排列,计算蕴含指标权重信息的累加矩阵,经矩阵变换建立Hasse矩阵和绘制Hasse图,直观展现样本间的传递关系,实现所有样本数据聚类分级。基于矩估计理论和偏序集的地下金属矿山岩体质量综合评价模型实现过程如图1所示。
以文献[21]中12个典型岩样数据为例,综合评价岩体质量等级,分析比较岩体稳定性状态。12个典型岩样数据标记为A1~A12。为便于直观确定12个典型岩样岩体质量等级,结合表1中各指标分级判据,取分级端点值构造岩体质量分级虚拟样本,4个虚拟样本标记为B1~B4,其中B1样本代表Ⅰ类岩体,B2样本代表Ⅱ类岩体,B3样本代表Ⅲ类岩体,B4样本代表Ⅳ类岩体。
首先,对样本数据进行标准化处理(见式(9)和式(10)), 统一将样本数据区间范围转化为[0,1]。处理结果见表2。
式中:表示标准化数据;xij表示岩样原始数据。
基于矩估计理论,收集不同单一赋权模式的岩体质量指标主、客观权重(见文献[13]),构建本文指标权重库,见表3。根据式(1)至式(4),计算主、客观权重集合期望和相对重要系数,其中,E(wsk)=(0.219,0.204,0.151 5,0.189,0.238),E(wok)=(0.170 5,0.178 0,0.144 5,0.181 5,0.324 5);主观权重相对重要系数αk=(0.559 8,0.533 4,0.508 5,0.508 8,0.426 4),客观权重相对重要系数βk为(0.440 2, 0.466 6, 0.491 5, 0.491 2, 0.573 6),主观权重整体相对重要性系数α=0.507 4,客观权重整体相对重要性系数β=0.492 6。根据式(5),获取主、客观优化集成权重wk=(0.195,0.197,0.174,0.192,0.242),岩体质量指标重要性排序为:W、Rc、RQD、Kf、Kv。
由表3可知,5个评价指标权重降序序列为W>Rc>RQD>Kf>Kv。根据式(6),结合岩样标准化处理结果,对标准化数据按照权重降序重新排序,构建蕴含指标权重信息的新偏序集矩阵,并计算累加矩阵。结果见表4。
对累加矩阵逐行比较,建立比较关系矩阵R=(rij)m×m。具体结果见表5。
比较关系矩阵无法直观体现各岩样之间的传递关系,需要运用布尔运算的哈斯图解析方法,将比较矩阵转换为Hasse矩阵,并绘制Hasse图,展现岩样层级信息。其中,Hasse矩阵转换公式为:
式中:HR为Hasse矩阵;R为比较关系矩阵;E为单位矩阵;*为布尔运算符号。
根据式(11),计算Hasse矩阵,具体结果见表6,岩体质量Hasse图如图2所示。
Hasse图是由有向线段构成,以体现优劣关系的传递特征,即上一层次集合优于下一层次集合,位于Hasse图最顶端表示岩体质量最好,位于Hasse图最底端则表示岩体质量最差。根据Hasse图,将16个岩样划分为5个层级,分别为第一层级(样本A9)、第二层级(样本A4、样本A5、样本A10、样本A11、样本B4)、第三层级(样本A1、样本A3、样本A12、样本B3)、第四层级(样本A2、样本A7、样本A8、样本B2)、第五层级(样本A6、样本B1)。
结合偏序集理论和Hasse图展现的层级关系,同一层级的样本应隶属于同一等级。具体而言,样本A6位于样本B1上一层级,则样本A6为Ⅰ类岩体;样本A2、样本A7、样本A8与样本B2位于同一层次,则样本A2、样本A7、样本A8均为Ⅱ类岩体;样本A1、样本A3、样本A12与样本B3处于同一层级,则样本A1、样本A3、样本A12均为Ⅲ类岩体;样本A4、样本A5、样本A10、样本A11与样本B4处于同一层级,则样本A4、样本A5、样本A10、样本A11均为Ⅳ类岩体;而样本A9位于样本B4的下一层级,则样本A9为V类岩体。
通过岩体质量Hasse图可以确定12个评价对象的岩体质量等级,而当处于同一层级的样本较多时,如样本A4、样本A5、样本A10、样本A11均为Ⅳ类岩体,无法对同一层级内岩样稳定性进行排序。根据式(7)和式(8),计算各评价对象偏序集高度值,基于高度值大小,对所有样本进行综合排序比较。为验证基于偏序集理论的地下金属矿山岩体质量排序结果的可靠性,与TOPSIS和VIKOR模型评价结果进行比较。3个模型的排序结果见表7。
由表7可知,通过计算偏序集高度值,12个典型岩样稳定性排序依次为:样本A6>样本A7>样本A8>样本A2>样本A1=样本A3>样本A12>样本A5>样本A4>样本A11>样本A10>样本A9。对比发现,基于偏序集理论的岩体质量综合排序的结果与VIKOR模型完全一致,表明偏序集理论在岩体质量综合评估方面具有适用性。但与TOPSIS模型存在一些差异。原因在于传统TOPSIS模型是基于欧式距离算法,通过计算贴近度进行评价对象优劣性排序,容易出现评价对象与正、负理想解均接近,而贴近度差异不大,优劣性区分带有模糊性,可能导致排序失效。
样本数据评价结果对比见表8。由表8可知,基于矩估计理论和偏序集模型的岩体质量评价结果与物元可拓模型、未确知测度理论所得结果完全一致,验证了本文模型的可靠性。
物元可拓模型是用于定量评估的经典模型,计算过程相对复杂;未确知测度理论需要人为设置置信度,评估结果具有一定主观性。这两种模型均需要确定具体的指标权重,对指标权重结果精准度要求较高。与上述传统模型相比,基于偏序集理论的地下金属矿山岩体质量评价模型不需要过分纠结于权重计算结果的准确性,只需要保证指标权重降序信息一致,通过构造蕴含权重信息的新偏序集矩阵,进行矩阵数学变换求解,基于Hasse图实现评估对象聚类分级,有效反映了评价对象之间的层级信息和传递关系,保证评价结果合理可靠,避免了指标权重争议问题。此外,该方法可以依托EXCEL等软件实现关键步骤运算,计算过程简便,具有较强的操作性。
安徽省某铜矿经过多年开采,矿区浅表部资源已逐渐枯竭,为提高企业经济效益,继续向深部矿体进行开采。经过地质勘查,该矿山深部最主要矿体铁矿资源量为700 万 t,占深部铁矿总资源量的35.71%。矿体赋存标高为-638.16~-907.35 m,平均厚度为17.65 m,变化中等。矿岩主要有矽卡岩、蛇纹岩、闪长玢岩和大理岩等,节理、裂隙较为发育。目前,该矿山主要采取喷锚组合支护,但因未统筹考虑矿区整体岩性变化以及井巷工程的种类与用途,导致支护方式与手段相对单一、缺乏规范指导,实际回采过程中,受地压或开采扰动等影响,巷道出现了不同程度塌落、变形甚至堵塞,支护失效问题频发。为保证深部矿产资源安全、高效回采,迫切需要在调查、统计与分析矿区典型岩组及岩体结构的基础上,确定岩体质量分级,并根据不同岩性,选取适宜的支护方案。
为此,基于矩估计理论和偏序集模型,对蛇纹岩(P1)、大理岩(P2)、闪长玢岩(P3)和矽卡岩(P4)4种典型矿岩进行岩体质量评价。按照式(9)和式(10),对4种矿岩和4个虚拟样本进行标准化处理,具体结果见表9。
4种典型岩体的Hasse图如图3所示。由图3可知,待评对象P2与样本B2处于同一层级,表示该矿山大理岩岩性属于Ⅱ类岩体;待评对象P1、待评对象P3与样本B3位于同一层级,表示该矿山蛇纹岩与闪长玢岩岩性属于Ⅲ类岩体;待评对象P4与样本B4处于同一层级,表明该矿山矽卡岩岩性属于Ⅳ类岩体。
为进一步验证基于矩估计理论和偏序集的综合评价模型结果的可靠性,与传统RMR法和Q系统法评估结果进行对比,见表10。
由表10可知,应用矩估计理论和偏序集相结合的综合评价模型的分析结果与传统RMR法评估结果基本一致,仅在岩样P2上存在差异,岩样P3的评价结果则与Q系统法存在不同。其原因在于,传统RMR法未充分考虑岩体结构面强度,而偏序集模型将结构面强度列为影响因素,在深井矿山软岩岩体质量评估方面适用性更好;Q系统法考虑因素相对全面、计算公式直观,但是在具体指标含义与取值方面,如应力折减系数的取值上较为困难、主观性较强。总体而言,相比传统RMR法和Q系统法,基于矩估计理论和偏序集的综合评价模型的岩体质量分级结果合理可靠,具有一定实用性和可操作性。
结合工程实际,对于Ⅱ类岩体,根据巷道使用年限或破碎情况,主要选用喷射混凝土方式进行支护,厚度为50 mm;对于Ⅲ级岩体,在巷道开挖后,先进行素喷支护,然后预留一定时间,依靠围岩自身稳定能力,充分释放地应力,后期采用锚杆、金属网和喷浆联合支护方式;对于Ⅳ类岩体,在巷道开挖后,及时进行初喷以控制围岩变形,然后采用喷锚网+长锚索的联合支护方案。经过实践验证,基于岩体质量分级的支护优化方案可以有效控制巷道侧帮及底板变形,显著减少冒顶、底鼓、片帮等现象,确保巷道长期稳定。
(1)针对传统组合赋权结果不准确的问题,基于矩估计理论,对指标赋权结果进行优化集成,确定综合权重,使指标权重蕴含信息更加全面,获取了较为科学合理的指标权重排序,结果为:W>Rc>RQD>Kf>Kv。
(2)建立了基于矩估计理论和偏序集的综合评价模型,以12个典型岩样为例,构造蕴含指标信息的新偏序集矩阵,通过矩阵变换计算Hasse矩阵并绘制Hasse图,直观展示评价对象间的层级信息,实现对岩体质量综合评估,并与传统评估模型结果比较,结果显示,该模型评价结果与物元可拓模型、未确知测度理论的评价结果完全一致,与VIKOR模型的排序结果完全吻合,表明其能准确实现岩体质量分级,在复杂地质条件下的岩体质量评估中具有良好适用性。
(3)以安徽省某铜矿为研究背景,确定岩体质量分级结果。结果表明,该矿山大理岩属于Ⅱ类岩体,蛇纹岩与闪长玢岩属于Ⅲ类岩体,矽卡岩属于Ⅳ类岩体。基于岩体质量分级结果提出支护优化方案(如Ⅱ类岩体主要选用喷射混凝土方式进行支护等),有效控制了巷道侧帮及底板变形,降低了冒顶、底鼓、片帮等现象,确保巷道长期稳定。
  • 国家重点研发项目(2023YFC2907404)
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2025年第45卷第8期
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  • 接收时间:2024-10-16
  • 首发时间:2026-10-28
  • 出版时间:2025-08-25
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  • 收稿日期:2024-10-16
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国家重点研发项目(2023YFC2907404)
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    1.兰州有色冶金设计研究院有限公司,甘肃 兰州 730099
    2.巴彦淖尔西部铜业有限公司,内蒙古 巴彦淖尔市 015500
    3.长沙矿山研究院有限责任公司,湖南 长沙 410012
    4.国家金属采矿工程技术研究中心,湖南 长沙 410012
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2种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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