Article(id=1241064276803244369, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1241064275599479114, articleNumber=null, orderNo=null, doi=10.3969/j.issn.0253-6099.2025.05.008, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1743004800000, receivedDateStr=2025-03-27, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1773822381448, onlineDateStr=2026-03-18, pubDate=1759248000000, pubDateStr=2025-10-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1773822381448, onlineIssueDateStr=2026-03-18, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1773822381448, creator=13701087609, updateTime=1773822381448, updator=13701087609, issue=Issue{id=1241064275599479114, tenantId=1146029695717560320, journalId=1235980550691926019, year='2025', volume='45', issue='5', pageStart='1', pageEnd='201', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1773822381162, creator=13701087609, updateTime=1773822785847, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1241065973038501946, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1241064275599479114, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1241065973038501947, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1241064275599479114, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=49, endPage=55, ext={EN=ArticleExt(id=1241064277042319700, articleId=1241064276803244369, tenantId=1146029695717560320, journalId=1235980550691926019, language=EN, title=Prediction of Relationship Among Uniaxial Compressive Strength, Tensile Strength and Shear Strength of Rocks, columnId=1236276106018484431, journalTitle=Mining and Metallurgical Engineering, columnName=MINING, runingTitle=null, highlight=null, articleAbstract=
To reveal the relationship among uniaxial compressive strength, tensile strength and shear strength, 159 sets of rock mechanics data collected from 38 mines were taken as samples. Firstly, the relationship between uniaxial compressive strength and tensile strength was characterized by data analysis, and the range of uniaxial compressive and tensile strength in the formulae for calculating shear strength was calibrated. Then, a BP neural network prediction model was constructed, with which the shear strength of rocks can be predicted with uniaxial compressive strength and tensile strength as the input layer. The results show that: the uniaxial compressive strength of rock is 7.6-27.8 times tensile strength; the cohesion value obtained from multiple comparison tests is 1.0-2.2 times that from the original empirical formula, and the tangent value of internal friction angle is 0.35-1.00 times that from the original empirical formula, presenting high confident and reliable results; based on comparison between the predicted value with BP neural network and the actual value, the cohesion deviation ranges from -10.53 MPa to 20.12 MPa, and the internal friction angle deviation ranges from -18.43° to 28.97°, exhibiting an overall normal distribution.
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为了揭示岩石单轴抗压强度、抗拉强度与抗剪强度参数之间的规律,以收集的38个矿山159组岩石力学数据为样本,采用数据分析方法表征了单轴抗压强度与抗拉强度之间的关系,对单轴抗压强度和抗拉强度计算抗剪强度公式进行了范围标定,并建立BP神经网络预测模型,以单轴抗压强度和抗拉强度为输入层,预测岩石抗剪强度参数。结果表明:岩石单轴抗压强度为抗拉强度的7.6~27.8倍;通过多系数对比试验得到的黏聚力值为原经验公式计算结果的1.0~2.2倍,内摩擦角正切值为原经验公式计算结果的0.35~1.00倍,置信度较高,结果可靠;BP神经网络模型预测值与真实值相比,黏聚力偏差-10.53~20.12 MPa,内摩擦角偏差-18.43°~28.97°,整体呈正态分布。
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1.State Key Laboratory of Safety Technology for Metal Mines, Changsha Institute of Mining Research Co., Ltd., Changsha 410012, Hunan, China
2.Hunan Engineering Technology Research Center for Geological Disaster Prevention and Control and Environmental Reconstruction in Mines, Changsha 410012, Hunan, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241064287138009983, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, authorId=1241064286869574495, language=CN, stringName=马增, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.长沙矿山研究院有限责任公司 金属矿山安全技术国家重点实验室,湖南 长沙 410012
2.湖南省矿山地质灾害防治与环境再造工程技术研究中心,湖南 长沙 410012, bio={"content":"
马增(1998—),男,河南南阳人,硕士,工程师,主要从事矿山岩石力学及边坡工程防灾减灾研究。E-mail:mazeng1540@163.com
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马增(1998—),男,河南南阳人,硕士,工程师,主要从事矿山岩石力学及边坡工程防灾减灾研究。E-mail:mazeng1540@163.com
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3.School of Civil Engineering, Hunan City University, Yiyang 413000, Hunan, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241064288937366445, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, authorId=1241064287263839121, language=CN, stringName=王飞飞, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3.湖南城市学院 土木工程学院,湖南 益阳 413000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241064286773105490, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, xref=3., ext=[AuthorCompanyExt(id=1241064286785688404, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, companyId=1241064286773105490, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1.State Key Laboratory of Safety Technology for Metal Mines, Changsha Institute of Mining Research Co., Ltd., Changsha 410012, Hunan, China
2.Hunan Engineering Technology Research Center for Geological Disaster Prevention and Control and Environmental Reconstruction in Mines, Changsha 410012, Hunan, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241064289369379799, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, authorId=1241064289109332922, language=CN, stringName=李爱兵, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.长沙矿山研究院有限责任公司 金属矿山安全技术国家重点实验室,湖南 长沙 410012
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Uniaxial compressive strength test, figureFileSmall=iLk/CviqP6h0KH/X6Y05jA==, figureFileBig=dOTVtuT+tDfDAS//fQxWNA==, tableContent=null), ArticleFig(id=1241064291902738631, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图1, caption=
单轴抗压强度试验, figureFileSmall=iLk/CviqP6h0KH/X6Y05jA==, figureFileBig=dOTVtuT+tDfDAS//fQxWNA==, tableContent=null), ArticleFig(id=1241064294104748257, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.2, caption=
Brazilian test for splitting tensile strength, figureFileSmall=WRFulZnCC1fjj6/S5glOjA==, figureFileBig=O7wAP/RuJzOH1NW42py3MQ==, tableContent=null), ArticleFig(id=1241064294276714734, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图2, caption=
巴西劈裂试验, figureFileSmall=WRFulZnCC1fjj6/S5glOjA==, figureFileBig=O7wAP/RuJzOH1NW42py3MQ==, tableContent=null), ArticleFig(id=1241064294473847031, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.3, caption=
Triaxial compression test, figureFileSmall=9f9rrfxESCxV4HtLtRdlkQ==, figureFileBig=3behFS+ryYzdZoDLGyHKGQ==, tableContent=null), ArticleFig(id=1241064294670979325, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图3, caption=
三轴压缩试验, figureFileSmall=9f9rrfxESCxV4HtLtRdlkQ==, figureFileBig=3behFS+ryYzdZoDLGyHKGQ==, tableContent=null), ArticleFig(id=1241064294910054664, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.4, caption=
Relationship between compressive and tensile strength of different groups of rocks, figureFileSmall=MFtMbbO5QOYyeyGPoB1mOA==, figureFileBig=rIfnUP6DHImcEtOAF61GnQ==, tableContent=null), ArticleFig(id=1241064295107186960, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图4, caption=
各组岩石抗压强度和抗拉强度的关系, figureFileSmall=MFtMbbO5QOYyeyGPoB1mOA==, figureFileBig=rIfnUP6DHImcEtOAF61GnQ==, tableContent=null), ArticleFig(id=1241064295287542042, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.5, caption=
Relationship among compressive,tensile and shear strength of different groups of rocks, figureFileSmall=uxfeRQlooFsLbpRhn8K9SQ==, figureFileBig=sbZJI6zCj45ZL34KiSKe3w==, tableContent=null), ArticleFig(id=1241064295501451555, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图5, caption=
各组岩石抗压强度、抗拉强度与抗剪强度参数的关系, figureFileSmall=uxfeRQlooFsLbpRhn8K9SQ==, figureFileBig=sbZJI6zCj45ZL34KiSKe3w==, tableContent=null), ArticleFig(id=1241064295644057901, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.6, caption=
Comparison between shear strength from experiment and by equation calculation, figureFileSmall=M17hXJrm9AoJ/+Jial1QCA==, figureFileBig=dazm5yw/oLh2NV+hDyaj6g==, tableContent=null), ArticleFig(id=1241064295941853491, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图6, caption=
试验得到的抗剪强度参数与公式计算结果对比, figureFileSmall=M17hXJrm9AoJ/+Jial1QCA==, figureFileBig=dazm5yw/oLh2NV+hDyaj6g==, tableContent=null), ArticleFig(id=1241064296172540221, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.7, caption=
Comparison between shear strength obtained by interval expressions and from experiments, figureFileSmall=XZH7g3zEU+DGxkpt1MjHXg==, figureFileBig=hwQw/w9Ttra0BWW5CtL4fw==, tableContent=null), ArticleFig(id=1241064296382255428, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图7, caption=
区间公式与试验得到的抗剪强度参数对比, figureFileSmall=XZH7g3zEU+DGxkpt1MjHXg==, figureFileBig=hwQw/w9Ttra0BWW5CtL4fw==, tableContent=null), ArticleFig(id=1241064297959313741, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.8, caption=
BP neural network model, figureFileSmall=PmoeXkk75fhZRIBGX6QFhA==, figureFileBig=tarvPiXf8A2wNIG6SaR9bA==, tableContent=null), ArticleFig(id=1241064298114502998, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图8, caption=
BP网络模型, figureFileSmall=PmoeXkk75fhZRIBGX6QFhA==, figureFileBig=tarvPiXf8A2wNIG6SaR9bA==, tableContent=null), ArticleFig(id=1241064298378744158, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.9, caption=
Correlation analysis, figureFileSmall=EuBBnP3U5if5bmWgWyZLeg==, figureFileBig=Nu56F9eI5KQe8amDRQayvw==, tableContent=null), ArticleFig(id=1241064298575876459, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图9, caption=
相关性分析, figureFileSmall=EuBBnP3U5if5bmWgWyZLeg==, figureFileBig=Nu56F9eI5KQe8amDRQayvw==, tableContent=null), ArticleFig(id=1241064298806563186, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.10, caption=
Comparison of predicted and actual values of shear strength, figureFileSmall=151idAGZSLVVGcd7LPggdQ==, figureFileBig=buhl50R88z3K6MZ2h64CJA==, tableContent=null), ArticleFig(id=1241064299184050553, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图10, caption=
抗剪强度参数预测值和真实值对比图, figureFileSmall=151idAGZSLVVGcd7LPggdQ==, figureFileBig=buhl50R88z3K6MZ2h64CJA==, tableContent=null), ArticleFig(id=1241064299389571456, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Fig.11, caption=
Analysis of deviation value and deviation rate, figureFileSmall=0ZAHDSCDvPVaIoSM1x8aFQ==, figureFileBig=1E+AKCPYSADtx5Py958vLQ==, tableContent=null), ArticleFig(id=1241064299557343621, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=图11, caption=
偏差值和偏差率分析, figureFileSmall=0ZAHDSCDvPVaIoSM1x8aFQ==, figureFileBig=1E+AKCPYSADtx5Py958vLQ==, tableContent=null), ArticleFig(id=1241064299712532877, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=EN, label=Tab.1, caption=
Rock mechanics test results of some mines
, figureFileSmall=null, figureFileBig=null, tableContent=
| 矿山名称 | 岩石类型 | 抗压强度/MPa | 抗拉强度/MPa | 黏聚力/MPa | 内摩擦角/(°) |
|---|
| 望香台水泥用石灰岩矿 | 灰岩 | 80 | 14 | 7.9 | 44.28 |
| 玄武岩 | 180 | 17 | 16 | 45 |
| 砂岩 | 58.5 | 3.3 | 6.77 | 42.5 |
| 乌努格吐山铜钼矿 | 次生石灰岩 | 44.18 | 2.59 | 4.88 | 42.5 |
| 微风化黑云母花岗岩 | 65.79 | 5.34 | 6.95 | 42.8 |
| 次流纹质凝灰岩 | 50.73 | 3.39 | 6.47 | 42.4 |
| 次斜长花岗斑岩 | 35.99 | 3.01 | 5.52 | 41.5 |
| 呷村银多金属矿 | 低品位独立铅锌矿 | 77.6 | 3 | 14.78 | 47.27 |
| 高品位独立铅锌矿 | 88.27 | 2.99 | 14.24 | 47.91 |
| 银铜铅锌矿 | 123.62 | 6.27 | 24.19 | 47.78 |
| 炭质板岩 | 55.26 | 2.11 | 13.84 | 44.83 |
| 凝灰质板岩 | 52.54 | 1.41 | 11.05 | 43.51 |
| 英安岩 | 135.28 | 11.15 | 34.72 | 46.86 |
| 流纹质碎屑岩 | 79.78 | 3.6 | 16.71 | 46.09 |
), ArticleFig(id=1241064299918053781, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241064276803244369, language=CN, label=表1, caption=
部分矿山岩石力学数据
, figureFileSmall=null, figureFileBig=null, tableContent=
| 矿山名称 | 岩石类型 | 抗压强度/MPa | 抗拉强度/MPa | 黏聚力/MPa | 内摩擦角/(°) |
|---|
| 望香台水泥用石灰岩矿 | 灰岩 | 80 | 14 | 7.9 | 44.28 |
| 玄武岩 | 180 | 17 | 16 | 45 |
| 砂岩 | 58.5 | 3.3 | 6.77 | 42.5 |
| 乌努格吐山铜钼矿 | 次生石灰岩 | 44.18 | 2.59 | 4.88 | 42.5 |
| 微风化黑云母花岗岩 | 65.79 | 5.34 | 6.95 | 42.8 |
| 次流纹质凝灰岩 | 50.73 | 3.39 | 6.47 | 42.4 |
| 次斜长花岗斑岩 | 35.99 | 3.01 | 5.52 | 41.5 |
| 呷村银多金属矿 | 低品位独立铅锌矿 | 77.6 | 3 | 14.78 | 47.27 |
| 高品位独立铅锌矿 | 88.27 | 2.99 | 14.24 | 47.91 |
| 银铜铅锌矿 | 123.62 | 6.27 | 24.19 | 47.78 |
| 炭质板岩 | 55.26 | 2.11 | 13.84 | 44.83 |
| 凝灰质板岩 | 52.54 | 1.41 | 11.05 | 43.51 |
| 英安岩 | 135.28 | 11.15 | 34.72 | 46.86 |
| 流纹质碎屑岩 | 79.78 | 3.6 | 16.71 | 46.09 |
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