Article(id=1322161835491578312, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161751467078485, 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=1730131200000, receivedDateStr=2024-10-29, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793157546159, onlineDateStr=2026-10-28, pubDate=1758729600000, pubDateStr=2025-09-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793157546159, onlineIssueDateStr=2026-10-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793157546159, creator=13701087609, updateTime=1793157546159, updator=13701087609, issue=Issue{id=1322161751467078485, tenantId=1146029695717560320, journalId=1225396423026438145, year='2025', volume='45', issue='9', pageStart='1', pageEnd='314', issueExtLink='null', onlineDate='null', pubDate='1758729600000', pubDateStr='2025-09-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793157526127, creator='13701087609', updateTime=1793158877659, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1322167420266074322, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161751467078485, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1322167420266074323, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161751467078485, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=75, endPage=84, ext={EN=ArticleExt(id=1322161835705487818, articleId=1322161835491578312, tenantId=1146029695717560320, journalId=1225396423026438145, language=EN, title=Stability Evaluation of Roadway During Collaborative Mining Period of Three Middle Sections in Deep Section of Jinchuan No.2 Mining Area, columnId=null, journalTitle=Mining Research and Development, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Aiming at the problem of roadway stability during the collaborative mining of three middle sections of Jinchuan No.2 mining area, the maximum principal stress, roadway convergence rate, rock body integrity(Kv), rock quality (RQD), and support effectiveness were selected as evaluation indexes. Based on the combined weighting-boundary cloud modeling algorithm, the stability of the roadways during the collaborative mining of three middle sections in deep section was comprehensively evaluated and predicted, then compared with on-site working conditions. The results indicate that the stability grades of the roadways in the 1 018 m, 934 m, and 814 m sublevels across different mining phases primarily fall within grades Ⅱ to Ⅲ, but there are differences in the stability of the main roadways in each middle section. In current mining stage, the stability of the roadway in the 1 018 m sublevel is superior to that in the 934 m and 814 m sublevels, with the western and eastern areas of the 1 018 m sublevel exhibiting better stability than the central area. Conversely, the central and eastern areas of the 934 m and 814 m sublevels show greater stability than the western area. In the later stages of mining, the stability of the main roadway in each middle section gradually shifts from more stable to generally stable, resulting in a decrease in stability. The evaluation results align with the actual project, providing a reference for roadway support in the late stages of the collaborative mining of the three middle sections in Jinchuan No.2 mining area.
, authors=Chaofan KANG
1, Zhongjie CHEN
2, Xueke ZHAO
3, 4, Wenjie WANG
1, authorsList=Chaofan KANG, Zhongjie CHEN, Xueke ZHAO, Wenjie WANG, authorCompany=null, correspAuthors=Wenjie WANG, 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=1322161844484166143, articleId=1322161835491578312, tenantId=1146029695717560320, journalId=1225396423026438145, language=CN, title=金川二矿区深部三中段协同开采期巷道稳定性评价, columnId=1226462295417598973, journalTitle=矿业研究与开发, columnName=矿山安全与环保, runingTitle=null, highlight=null, articleAbstract=
针对金川二矿区三中段协同开采期巷道稳定性问题,选取最大主应力、巷道收敛速率、岩体完整性(Kv)、岩体质量(RQD)和支护效果作为评价指标,基于组合赋权-边界云模型算法,对深部三中段协同开采期巷道稳定性进行综合评价,并与现场工况对比。结果表明:不同开采期1 018 m、934 m及814 m分段巷道的稳定性等级整体上均以Ⅱ~Ⅲ级为主,但各中段主要巷道稳定性存在差异。现行开采阶段,1 018 m分段巷道稳定性整体上优于934 m分段和814 m分段巷道,1 018 m分段西部和东部区域巷道的稳定性优于中部区域巷道的稳定性,934 m分段和814 m分段中部和东部区域巷道的稳定性优于西部区域巷道的稳定性。开采后期阶段,各中段主要巷道的稳定性等级由较稳定逐渐变为一般稳定,稳定性有所降低。评价结果与工程实际相吻合,可为金川二矿区三中段协同开采后期的巷道支护提供参考依据。
, authors=康超凡
1, 陈仲杰
2, 赵学科
3, 4, 王文杰
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1.武汉科技大学 资源与环境工程学院,湖北 武汉 430081, bio={"content":"
康超凡(2000—),男,河南焦作人,硕士研究生,主要从事巷道稳定性评价方面的研究。E-mail:2086270992@qq.com
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康超凡(2000—),男,河南焦作人,硕士研究生,主要从事巷道稳定性评价方面的研究。E-mail:2086270992@qq.com
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2.No.2 Mining Area, Jinchuan Group Nickel Cobalt Co., Ltd., Jinchang, Gansu 737100, China), AuthorCompanyExt(id=1322161913035866667, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, companyId=1322161913019089449, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3.State Key Laboratory of Nickel and Cobalt Resources Comprehensive Utilization, Jinchang, Gansu 737100, China
4.Jinchuan Nickel and Cobalt Research and Engineering Institute Co., Ltd., Jinchang, Gansu 737100, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1322161915552449089, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, authorId=1322161915393065533, language=CN, stringName=赵学科, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3.镍钴资源综合利用国家重点实验室,甘肃 金昌市 737100
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Three periods for synergistic mining of three levels, figureFileSmall=6FxsFibJfSbSfJWxpmFkPQ==, figureFileBig=TkgrHyQnBt3xT2vSdeM34A==, tableContent=null), ArticleFig(id=1322161917351805524, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=图1, caption=
三中段协同开采的3个时期划分, figureFileSmall=6FxsFibJfSbSfJWxpmFkPQ==, figureFileBig=TkgrHyQnBt3xT2vSdeM34A==, tableContent=null), ArticleFig(id=1322161917477634645, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Fig.2, caption=
Three-dimensional numerical model, figureFileSmall=g+iCX+yQGNASNXtQDQpdlw==, figureFileBig=eM3YiHpqXZL1t7UZp6GS4A==, tableContent=null), ArticleFig(id=1322161917540549206, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=图2, caption=
三维数值模型, figureFileSmall=g+iCX+yQGNASNXtQDQpdlw==, figureFileBig=eM3YiHpqXZL1t7UZp6GS4A==, tableContent=null), ArticleFig(id=1322161917616046679, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Fig.3, caption=
Comparison between numerical simulation results and measured values of roadway stress, figureFileSmall=8z3UgpBx2JEu7mrQk0cEtQ==, figureFileBig=bzPhLm4tXdXt8Vj0Zcr68Q==, tableContent=null), ArticleFig(id=1322161917678961240, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=图3, caption=
巷道应力数值模拟结果与实测值的对比, figureFileSmall=8z3UgpBx2JEu7mrQk0cEtQ==, figureFileBig=bzPhLm4tXdXt8Vj0Zcr68Q==, tableContent=null), ArticleFig(id=1322161917758653017, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Fig.4, caption=
Comparison between monitoring values and numerical simulation results of roadway convergence rate, figureFileSmall=whSTpkzxtwFxSAdyABKWYw==, figureFileBig=Wdb2n9KktSsjSx/t4QjzFA==, tableContent=null), ArticleFig(id=1322161917821567578, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=图4, caption=
巷道收敛速率监测值和数值模拟结果的对比, figureFileSmall=whSTpkzxtwFxSAdyABKWYw==, figureFileBig=Wdb2n9KktSsjSx/t4QjzFA==, tableContent=null), ArticleFig(id=1322161917888676443, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Fig.5, caption=
Criteria for the affiliation of evaluation indicators to the rockburst level, figureFileSmall=7h14eVHpPjukco0xd98kUA==, figureFileBig=/qz4ii7+3KzlV6TmpmpCtA==, tableContent=null), ArticleFig(id=1322161917959979612, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=图5, caption=
各评价指标隶属于岩爆等级的标准, figureFileSmall=7h14eVHpPjukco0xd98kUA==, figureFileBig=/qz4ii7+3KzlV6TmpmpCtA==, tableContent=null), ArticleFig(id=1322161918027088477, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Fig.6, caption=
Stability classification of major roadways in the current mining phase, figureFileSmall=bihIp4dB3/1ikbvbVnC5ag==, figureFileBig=ouvhrETjEcQEbF6U5KMYMw==, tableContent=null), ArticleFig(id=1322161919725781598, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=图6, caption=
现行开采阶段主要巷道稳定性分级, figureFileSmall=bihIp4dB3/1ikbvbVnC5ag==, figureFileBig=ouvhrETjEcQEbF6U5KMYMw==, tableContent=null), ArticleFig(id=1322161919792890463, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Fig.7, caption=
Stability classification of major roadways in the late stages of mining, figureFileSmall=sYl/bZlkOoFxnPeaiNZTfA==, figureFileBig=kB51j442ClEKEbZbhkkQwQ==, tableContent=null), ArticleFig(id=1322161919889359456, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=图7, caption=
开采后期主要巷道稳定性分级, figureFileSmall=sYl/bZlkOoFxnPeaiNZTfA==, figureFileBig=kB51j442ClEKEbZbhkkQwQ==, tableContent=null), ArticleFig(id=1322161919952274017, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Fig.8, caption=
The main types of damage of on-sit roadway, figureFileSmall=zYUdINRpAvZyGbKgYtLsDg==, figureFileBig=l5dLy4Ij+egFbFWfCQiWdw==, tableContent=null), ArticleFig(id=1322161920010994274, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=图8, caption=
现场巷道主要破坏类型, figureFileSmall=zYUdINRpAvZyGbKgYtLsDg==, figureFileBig=l5dLy4Ij+egFbFWfCQiWdw==, tableContent=null), ArticleFig(id=1322161920086491747, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 1, caption=
Classification of roadway stability
, figureFileSmall=null, figureFileBig=null, tableContent=
| 稳定性级别 | 稳定性程度 | 稳定性特征 |
|---|
| Ⅰ | 稳定 | 巷道非常稳固,围岩岩体成型好,支护体完整,可长期保持稳定。 |
| Ⅱ | 较稳定 | 巷道整体稳固,无明显变形,局部可能会有喷浆层开裂。 |
| Ⅲ | 一般稳定 | 巷道较稳固,巷道围岩会有局部变形,偶尔会有喷浆层开裂、掉块和脱落。 |
| Ⅳ | 不稳定 | 巷道稳固性较差,顶板可能冒落,可能产生较大的变形破坏,影响巷道安全。 |
| Ⅴ | 极不稳定 | 巷道稳固性很差,可能出现冒顶现象,变形严重,支护体破坏严重,严重影响巷道安全。 |
), ArticleFig(id=1322161920166183524, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表1, caption=
巷道稳定性分类
, figureFileSmall=null, figureFileBig=null, tableContent=
| 稳定性级别 | 稳定性程度 | 稳定性特征 |
|---|
| Ⅰ | 稳定 | 巷道非常稳固,围岩岩体成型好,支护体完整,可长期保持稳定。 |
| Ⅱ | 较稳定 | 巷道整体稳固,无明显变形,局部可能会有喷浆层开裂。 |
| Ⅲ | 一般稳定 | 巷道较稳固,巷道围岩会有局部变形,偶尔会有喷浆层开裂、掉块和脱落。 |
| Ⅳ | 不稳定 | 巷道稳固性较差,顶板可能冒落,可能产生较大的变形破坏,影响巷道安全。 |
| Ⅴ | 极不稳定 | 巷道稳固性很差,可能出现冒顶现象,变形严重,支护体破坏严重,严重影响巷道安全。 |
), ArticleFig(id=1322161920266846821, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 2, caption=
Classification criteria of roadway stability
, figureFileSmall=null, figureFileBig=null, tableContent=
| 评价指标 | 稳定性分类标准 |
|---|
| Ⅰ级 | Ⅱ级 | Ⅲ级 | Ⅳ级 | Ⅴ级 |
|---|
| 最大主应力(X1)/MPa | 0~10 | 10~20 | 20~30 | 30~40 | >40 |
| 巷道收敛速率(X2)/(mm/d) | 0~0.2 | 0.2~0.3 | 0.3~0.5 | 0.5~0.7 | >0.7 |
| 岩体完整性Kv(X3) | 0.75~1 | 0.55~0.75 | 0.30~0.55 | 0.15~0.35 | 0~0.15 |
| 岩体质量RQD值(X4)/% | 90~100 | 75~90 | 50~75 | 25~50 | 0~25 |
| 巷道支护效果(X5) | 90~100 | 75~90 | 60~75 | 40~60 | 0~40 |
), ArticleFig(id=1322161920375898726, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表2, caption=
巷道稳定性指标分类标准
, figureFileSmall=null, figureFileBig=null, tableContent=
| 评价指标 | 稳定性分类标准 |
|---|
| Ⅰ级 | Ⅱ级 | Ⅲ级 | Ⅳ级 | Ⅴ级 |
|---|
| 最大主应力(X1)/MPa | 0~10 | 10~20 | 20~30 | 30~40 | >40 |
| 巷道收敛速率(X2)/(mm/d) | 0~0.2 | 0.2~0.3 | 0.3~0.5 | 0.5~0.7 | >0.7 |
| 岩体完整性Kv(X3) | 0.75~1 | 0.55~0.75 | 0.30~0.55 | 0.15~0.35 | 0~0.15 |
| 岩体质量RQD值(X4)/% | 90~100 | 75~90 | 50~75 | 25~50 | 0~25 |
| 巷道支护效果(X5) | 90~100 | 75~90 | 60~75 | 40~60 | 0~40 |
), ArticleFig(id=1322161920455590503, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 3, caption=
Physical and mechanical parameters of materials for numerical simulation
, figureFileSmall=null, figureFileBig=null, tableContent=
| 岩体类别 | 弹性模量/GPa | 泊松比 | 黏聚力/MPa | 内摩擦角/(°) | 抗压强度/MPa | 抗拉强度/MPa |
|---|
| 围岩 | 15.25 | 0.18 | 2.875 | 37.00 | 26.0 | 0.700 |
| 大理岩 | 16.00 | 0.22 | 1.848 | 39.62 | 39.0 | 1.100 |
| 断层 | 3.60 | 0.25 | 0.240 | 35.00 | 7.2 | 0.090 |
| 矿石 | 14.25 | 0.30 | 1.800 | 38.40 | 18.0 | 0.685 |
| 充填体 | 7.28 | 0.21 | 0.760 | 36.60 | 6.8 | 0.600 |
), ArticleFig(id=1322161920518505064, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表3, caption=
数值模拟的材料物理力学参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 岩体类别 | 弹性模量/GPa | 泊松比 | 黏聚力/MPa | 内摩擦角/(°) | 抗压强度/MPa | 抗拉强度/MPa |
|---|
| 围岩 | 15.25 | 0.18 | 2.875 | 37.00 | 26.0 | 0.700 |
| 大理岩 | 16.00 | 0.22 | 1.848 | 39.62 | 39.0 | 1.100 |
| 断层 | 3.60 | 0.25 | 0.240 | 35.00 | 7.2 | 0.090 |
| 矿石 | 14.25 | 0.30 | 1.800 | 38.40 | 18.0 | 0.685 |
| 充填体 | 7.28 | 0.21 | 0.760 | 36.60 | 6.8 | 0.600 |
), ArticleFig(id=1322161920602391145, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 4, caption=
Simulation results of maximum principal stress and convergence rate of sublevel roadways at 1 018 m, 934 m and 814 m
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分段 | 位置 | 最大主应力/MPa | 巷道收敛速率/(mm/d) |
|---|
| 现行开采阶段 | 开采后期 | 现行开采阶段 | 开采后期 |
|---|
| 1 018 m分段 | 东部区域(Fc、Ⅰ、Ⅱ盘) | 20~27.5 | 20~27.5 | 0.43~0.56 | 0.43~0.47 |
| 中部区域(Ⅲ、Ⅳ、Ⅴ盘) | 12.5~22.5 | 17.5~22.5 | 0.42~0.57 | 0.45~0.47 |
| 西部区域(Ⅵ、Ⅶ、Ⅷ盘) | 15~22.5 | 20~26 | 0.43~0.57 | 0.47~0.60 |
| 934 m分段 | 东部区域(Ⅰ、Ⅱ盘) | 20~22 | 27.5~36 | 0.55~0.58 | 0.46~0.60 |
| 中部区域(Ⅲ、Ⅳ、Ⅴ盘) | 22.5 | 27.5 | 0.42~0.55 | 0.45~0.48 |
| 西部区域(Ⅵ、Ⅶ盘) | 22.5 | 26~35 | 0.43~0.57 | 0.46~0.57 |
| 814 m分段 | 东部区域(0、Ⅰ盘) | 22.5~26 | 27.5~30 | 0.44~0.56 | 0.51~0.54 |
| 中部区域(Ⅱ盘) | 22.5 | 27.5 | 0.47~0.48 | 0.52~0.54 |
| 西部区域(Ⅲ、Ⅳ盘) | 25 | 35~36 | 0.45~0.49 | 0.49~0.53 |
), ArticleFig(id=1322161920677888618, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表4, caption=
1 018 m、934 m 和 814 m分段巷道最大主应力和收敛速率模拟结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分段 | 位置 | 最大主应力/MPa | 巷道收敛速率/(mm/d) |
|---|
| 现行开采阶段 | 开采后期 | 现行开采阶段 | 开采后期 |
|---|
| 1 018 m分段 | 东部区域(Fc、Ⅰ、Ⅱ盘) | 20~27.5 | 20~27.5 | 0.43~0.56 | 0.43~0.47 |
| 中部区域(Ⅲ、Ⅳ、Ⅴ盘) | 12.5~22.5 | 17.5~22.5 | 0.42~0.57 | 0.45~0.47 |
| 西部区域(Ⅵ、Ⅶ、Ⅷ盘) | 15~22.5 | 20~26 | 0.43~0.57 | 0.47~0.60 |
| 934 m分段 | 东部区域(Ⅰ、Ⅱ盘) | 20~22 | 27.5~36 | 0.55~0.58 | 0.46~0.60 |
| 中部区域(Ⅲ、Ⅳ、Ⅴ盘) | 22.5 | 27.5 | 0.42~0.55 | 0.45~0.48 |
| 西部区域(Ⅵ、Ⅶ盘) | 22.5 | 26~35 | 0.43~0.57 | 0.46~0.57 |
| 814 m分段 | 东部区域(0、Ⅰ盘) | 22.5~26 | 27.5~30 | 0.44~0.56 | 0.51~0.54 |
| 中部区域(Ⅱ盘) | 22.5 | 27.5 | 0.47~0.48 | 0.52~0.54 |
| 西部区域(Ⅲ、Ⅳ盘) | 25 | 35~36 | 0.45~0.49 | 0.49~0.53 |
), ArticleFig(id=1322161920744997483, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 5, caption=
Support types and ratings of roadway
, figureFileSmall=null, figureFileBig=null, tableContent=
| 巷道支护类型 | 分值 |
|---|
| 素喷 | 0~20 |
| 单层喷锚网 | 20~40 |
| 双层喷锚网 | 40~60 |
| 双层喷锚网+锚杆注浆 | 60~80 |
| 双层喷锚网+锚杆注浆+钢拱架 | 80~100 |
), ArticleFig(id=1322161920833077868, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表5, caption=
巷道支护类型及评分
, figureFileSmall=null, figureFileBig=null, tableContent=
| 巷道支护类型 | 分值 |
|---|
| 素喷 | 0~20 |
| 单层喷锚网 | 20~40 |
| 双层喷锚网 | 40~60 |
| 双层喷锚网+锚杆注浆 | 60~80 |
| 双层喷锚网+锚杆注浆+钢拱架 | 80~100 |
), ArticleFig(id=1322161920895992429, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 6, caption=
Degree of deformation and damage of the roadway and its ratings
, figureFileSmall=null, figureFileBig=null, tableContent=
| 巷道变形破坏程度 | 分值 |
|---|
| 巷道变形严重,支护体结构破坏严重,有较大塌方 | 0~20 |
| 巷道局部有较大变形,局部支护体发生破坏 | 20~40 |
| 巷道有局部变形,偶尔会有喷浆层开裂和脱落 | 40~60 |
| 巷道整体较好,无塑性变形,局部偶尔有喷浆层开裂 | 60~80 |
| 巷道完好无任何变形破坏 | 80~100 |
), ArticleFig(id=1322161920979878510, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表6, caption=
巷道变形破坏程度及评分
, figureFileSmall=null, figureFileBig=null, tableContent=
| 巷道变形破坏程度 | 分值 |
|---|
| 巷道变形严重,支护体结构破坏严重,有较大塌方 | 0~20 |
| 巷道局部有较大变形,局部支护体发生破坏 | 20~40 |
| 巷道有局部变形,偶尔会有喷浆层开裂和脱落 | 40~60 |
| 巷道整体较好,无塑性变形,局部偶尔有喷浆层开裂 | 60~80 |
| 巷道完好无任何变形破坏 | 80~100 |
), ArticleFig(id=1322161921055375983, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 7, caption=
Values of stability evaluation indicators of sulevel roadway
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分段 | 位置 | 岩体完整性(X3) | 岩体质量(X4)/% | 支护效果(X5) |
|---|
| 1 018 m分段 | 东部区域(Fc、Ⅰ、Ⅱ盘) | 0.50~0.59 | 80~85 | 82~95 |
| 中部区域(Ⅲ、Ⅳ、Ⅴ盘) | 0.55~0.57 | 80~85 | 85~90 |
| 西部区域(Ⅵ、Ⅶ、Ⅷ盘) | 0.50~0.58 | 80~85 | 80~90 |
| 934 m分段 | 东部区域(Ⅰ、Ⅱ盘) | 0.48~0.66 | 83~85 | 88~90 |
| 中部区域(Ⅲ、Ⅳ、Ⅴ盘) | 0.55~0.57 | 80~85 | 80~88 |
| 西部区域(Ⅵ、Ⅶ盘) | 0.50~0.58 | 81~88 | 70~85 |
| 814 m分段 | 东部区域(0、Ⅰ盘) | 0.50~0.56 | 80~85 | 80~85 |
| 中部区域(Ⅱ盘) | 0.55~0.57 | 85 | 85~90 |
| 西部区域(Ⅲ、Ⅳ盘) | 0.50~0.58 | 80~85 | 80~90 |
), ArticleFig(id=1322161921130873456, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表7, caption=
分段巷道的稳定性评价指标值
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分段 | 位置 | 岩体完整性(X3) | 岩体质量(X4)/% | 支护效果(X5) |
|---|
| 1 018 m分段 | 东部区域(Fc、Ⅰ、Ⅱ盘) | 0.50~0.59 | 80~85 | 82~95 |
| 中部区域(Ⅲ、Ⅳ、Ⅴ盘) | 0.55~0.57 | 80~85 | 85~90 |
| 西部区域(Ⅵ、Ⅶ、Ⅷ盘) | 0.50~0.58 | 80~85 | 80~90 |
| 934 m分段 | 东部区域(Ⅰ、Ⅱ盘) | 0.48~0.66 | 83~85 | 88~90 |
| 中部区域(Ⅲ、Ⅳ、Ⅴ盘) | 0.55~0.57 | 80~85 | 80~88 |
| 西部区域(Ⅵ、Ⅶ盘) | 0.50~0.58 | 81~88 | 70~85 |
| 814 m分段 | 东部区域(0、Ⅰ盘) | 0.50~0.56 | 80~85 | 80~85 |
| 中部区域(Ⅱ盘) | 0.55~0.57 | 85 | 85~90 |
| 西部区域(Ⅲ、Ⅳ盘) | 0.50~0.58 | 80~85 | 80~90 |
), ArticleFig(id=1322161921206370929, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 8, caption=
Numerical characterization of cloud models
, figureFileSmall=null, figureFileBig=null, tableContent=
| 评价指标 | 巷道稳定性等级 |
|---|
| Ⅰ级 | Ⅱ级 | Ⅲ级 | Ⅳ级 | Ⅴ级 |
|---|
| X1 | (5,1.67,0.01) | (15,1.67,0.01) | (25,1.67,0.01) | (35,1.67,0.01) | (40,6.67,0.01) |
| X2 | (0.11,0.030,0.01) | (0.25,0.017,0.01) | (0.40,0.033,0.01) | (0.60,0.033,0.01) | (0.70,0.100,0.01) |
| X3 | (0.875,0.042,0.01) | (0.650,0.033,0.01) | (0.425,0.042,0.01) | (0.250,0.033,0.01) | (0.075,0.025,0.01) |
| X4 | (0.950,1.670,0.01) | (0.825,2.500,0.01) | (0.625,4.170,0.01) | (0.375,4.170,0.01) | (0.125,4.170,0.01) |
| X5 | (95,1.67,0.01) | (82.5,2.50,0.01) | (67.5,2.50,0.01) | (50,3.33,0.01) | (20,3.33,0.01) |
), ArticleFig(id=1322161921273479794, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表8, caption=
云模型的数字特征
, figureFileSmall=null, figureFileBig=null, tableContent=
| 评价指标 | 巷道稳定性等级 |
|---|
| Ⅰ级 | Ⅱ级 | Ⅲ级 | Ⅳ级 | Ⅴ级 |
|---|
| X1 | (5,1.67,0.01) | (15,1.67,0.01) | (25,1.67,0.01) | (35,1.67,0.01) | (40,6.67,0.01) |
| X2 | (0.11,0.030,0.01) | (0.25,0.017,0.01) | (0.40,0.033,0.01) | (0.60,0.033,0.01) | (0.70,0.100,0.01) |
| X3 | (0.875,0.042,0.01) | (0.650,0.033,0.01) | (0.425,0.042,0.01) | (0.250,0.033,0.01) | (0.075,0.025,0.01) |
| X4 | (0.950,1.670,0.01) | (0.825,2.500,0.01) | (0.625,4.170,0.01) | (0.375,4.170,0.01) | (0.125,4.170,0.01) |
| X5 | (95,1.67,0.01) | (82.5,2.50,0.01) | (67.5,2.50,0.01) | (50,3.33,0.01) | (20,3.33,0.01) |
), ArticleFig(id=1322161921348977267, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=EN, label=Table 9, caption=
Statistical results of damage points of on-site roadway
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| 位置 | 西部区域 | 中部区域 | 东部区域 | 总计 |
|---|
| 1 018 m分段巷道 | 8 | 10 | 8 | 26 |
| 934 m分段巷道 | 15 | 11 | 6 | 32 |
| 814 m分段巷道 | 13 | 8 | 7 | 28 |
), ArticleFig(id=1322161921445446260, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161835491578312, language=CN, label=表9, caption=
现场巷道破坏点统计结果
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| 位置 | 西部区域 | 中部区域 | 东部区域 | 总计 |
|---|
| 1 018 m分段巷道 | 8 | 10 | 8 | 26 |
| 934 m分段巷道 | 15 | 11 | 6 | 32 |
| 814 m分段巷道 | 13 | 8 | 7 | 28 |
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