Article(id=1322595058256294548, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322594813749350688, 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=1720454400000, receivedDateStr=2024-07-09, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793260834516, onlineDateStr=2026-10-29, pubDate=1740412800000, pubDateStr=2025-02-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793260834516, onlineIssueDateStr=2026-10-29, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793260834516, creator=13701087609, updateTime=1793260834516, updator=13701087609, issue=Issue{id=1322594813749350688, tenantId=1146029695717560320, journalId=1225396423026438145, year='2025', volume='45', issue='2', pageStart='1', pageEnd='288', issueExtLink='null', onlineDate='null', pubDate='1740412800000', pubDateStr='2025-02-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793260776220, creator='13701087609', updateTime=1793260776220, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=33, endPage=41, ext={EN=ArticleExt(id=1322595058440843925, articleId=1322595058256294548, tenantId=1146029695717560320, journalId=1225396423026438145, language=EN, title=Study on Roof Stability and Optimization of Support Parameters of High-Stage Filling Stope, columnId=null, journalTitle=Mining Research and Development, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In underground metal mining, the roof stability of stope is directly related to the overall safety of the high-stage filling stope. Taking 2 types of stopes with different heights in Zhongguan Iron Mine as the engineering background, by testing the range of loose ring of pre-control top roadway without mining influence, the appropriate length of anchor rod was selected, and four kinds of combined support schemes of “prestressed long anchor cable+anchor net spray” with different row spacings were proposed. The roof stability of stope in the process of multiple mining under different anchor cable row spacing conditions was simulated and compared to determine the optimal anchor cable row spacing and other support parameters. The results show that the loose ring range of the side of the pre-controlled top roadway in the 30 m height stope is 1.6−2.0 m, and in the 60 m height stope is 1.4−2.3 m. The selected length of anchor rod is 2.4 m. When the anchor cable row spacing is 3.5 m, 2.5 m and 1.5 m respectively, the support control effect of 30 m height stope is 37.15%, 37.50% and 26.25% higher than that of no anchor cable, anchor cable row spacing of 3.5 m and anchor cable row spacing of 2.5 m respectively. When the anchor cable row spacing is 5 m, 4 m and 3 m respectively, the support control effect of 60 m height stope is 36.65%, 34.00% and 30.35% higher than that of no anchor cable, anchor cable row spacing of 5 m and anchor cable row spacing of 4 m respectively. Considering the economic cost and construction intensity, it is determined that the anchor cable row spacing of 30 m and 60 m height stope pre-control top roadway is 2.5 m and 4.0 m respectively. It is verified by engineering practice that there is no caving in the process of mining, and the stability is good. The recovery rate is 88.25% and the dilution rate is 10.39%, which can be further popularized and applied.
, authors=Sheguang WANG
1, 2, Weihua XIANG
1, 2, Xingdong ZHAO
3, Yanze LU
1, 2, Qinglei YU
2, 3, Zengyuan LIN
4, Penghai ZHANG
2, 3, Xuerui YANG
3, Lijie WANG
1, 2, Xiaocheng QU
4, authorsList=Sheguang WANG, Weihua XIANG, Xingdong ZHAO, Yanze LU, Qinglei YU, Zengyuan LIN, Penghai ZHANG, Xuerui YANG, Lijie WANG, Xiaocheng QU, authorCompany=null, correspAuthors=Weihua XIANG, 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=1322595062408655530, articleId=1322595058256294548, tenantId=1146029695717560320, journalId=1225396423026438145, language=CN, title=高阶段充填采场顶板稳定性及支护参数优化研究, columnId=1226462294490657775, journalTitle=矿业研究与开发, columnName=采矿与矿山充填, runingTitle=null, highlight=null, articleAbstract=
在地下金属矿山开采中,采场顶板稳定性直接关系到高阶段充填采场的整体安全。以中关铁矿两类不同高度采场为工程背景,通过测试未受采动影响下预控顶巷松动圈范围,选取合适的长度锚杆,提出4种不同排距的“预应力长锚索+锚网喷”联合支护方案,模拟对比分析在不同锚索排距条件下,多重采动过程中采场顶板稳定性,以确定最优锚索排距等支护参数。结果表明:30 m高度采场预控顶巷帮部松动圈范围为1.6~2.0 m,60 m高度采场松动圈范围为1.4~2.3 m,选取锚杆长度为2.4 m;当锚索排距分别为3.5 m、2.5 m、1.5 m时,30 m高度采场支护控制效果较无锚索、锚索排距3.5 m、锚索排距2.5 m分别增长37.15%、37.50%、26.25%;当锚索排距分别为5 m、4 m、3 m时,60 m高度采场支护控制效果较无锚索、锚索排距5 m、锚索排距4 m分别增长36.65%、34.00%、30.35%;综合考虑经济成本及施工强度,确定30 m和60 m高度采场预控顶巷锚索排距分别为2.5 m和4.0 m。经工程实践验证,回采过程中未发生垮冒,稳定性较好,回采率88.25%,贫化率10.39%,可进一步推广应用。
, authors=王社光
1, 2, 向伟华
1, 2, 赵兴东
3, 路燕泽
1, 2, 于庆磊
2, 3, 蔺增元
4, 张鹏海
2, 3, 杨学瑞
3, 王立杰
1, 2, 曲效成
4, authorsList=王社光, 向伟华, 赵兴东, 路燕泽, 于庆磊, 蔺增元, 张鹏海, 杨学瑞, 王立杰, 曲效成, authorCompany=null, correspAuthors=向伟华, authorNote=
, correspAuthorsNote=
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1, 2, address=
1.Shahe Zhongguan Iron Mine Co., Ltd., Hebei Iron and Steel Group, Xingtai, Hebei 054100, China
2.Hebei Complex Iron Ore Low Carbon Intelligent and Efficient Mining Technology Innovation Center, Xingtai, Hebei 054100, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1322595063083938492, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595062941332152, language=CN, stringName=王社光, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1.河北钢铁集团沙河中关铁矿有限公司,河北 邢台市 054100
2.河北省复杂铁矿低碳智能高效开采技术创新中心,河北 邢台市 054100, bio={"content":"
王社光(1986—),男,河南濮阳人,高级工程师,主要从事矿山管理工作。E-mail:406752459@qq.com
"}, bioImg=null, bioContent=
王社光(1986—),男,河南濮阳人,高级工程师,主要从事矿山管理工作。E-mail:406752459@qq.com
, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1322595062609982123, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=1., ext=[AuthorCompanyExt(id=1322595062618370732, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062609982123, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.Shahe Zhongguan Iron Mine Co., Ltd., Hebei Iron and Steel Group, Xingtai, Hebei 054100, China), AuthorCompanyExt(id=1322595062630953645, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062609982123, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.河北钢铁集团沙河中关铁矿有限公司,河北 邢台市 054100)]), AuthorCompany(id=1322595062689673902, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=2., ext=[AuthorCompanyExt(id=1322595062698062511, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062689673902, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2.河北省复杂铁矿低碳智能高效开采技术创新中心,河北 邢台市 054100)])]), Author(id=1322595063176213182, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, orderNo=1, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=mwssbwzb2011@126.com, emailSecond=null, emailThird=null, correspondingAuthor=1, authorType=1, ext={EN=AuthorExt(id=1322595063406899905, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595063176213182, language=EN, stringName=Weihua XIANG, firstName=Weihua, middleName=null, lastName=XIANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1.Shahe Zhongguan Iron Mine Co., Ltd., Hebei Iron and Steel Group, Xingtai, Hebei 054100, China
2.Hebei Complex Iron Ore Low Carbon Intelligent and Efficient Mining Technology Innovation Center, Xingtai, Hebei 054100, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1322595063494980290, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595063176213182, language=CN, stringName=向伟华, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1.河北钢铁集团沙河中关铁矿有限公司,河北 邢台市 054100
2.河北省复杂铁矿低碳智能高效开采技术创新中心,河北 邢台市 054100, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1322595062609982123, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=1., ext=[AuthorCompanyExt(id=1322595062618370732, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062609982123, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.Shahe Zhongguan Iron Mine Co., Ltd., Hebei Iron and Steel Group, Xingtai, Hebei 054100, China), AuthorCompanyExt(id=1322595062630953645, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062609982123, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.河北钢铁集团沙河中关铁矿有限公司,河北 邢台市 054100)]), AuthorCompany(id=1322595062689673902, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=2., ext=[AuthorCompanyExt(id=1322595062698062511, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062689673902, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.Hebei Complex Iron Ore Low Carbon Intelligent and Efficient Mining Technology Innovation Center, Xingtai, Hebei 054100, China), AuthorCompanyExt(id=1322595062706451120, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062689673902, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.河北省复杂铁矿低碳智能高效开采技术创新中心,河北 邢台市 054100)])]), Author(id=1322595063583060677, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1322595063809553095, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595063583060677, language=EN, stringName=Xingdong ZHAO, firstName=Xingdong, middleName=null, lastName=ZHAO, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
3, address=
3.School of Resources and Civil Engineering, Northeastern University, Shenyang, Liaoning 110819, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1322595065038484168, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595063583060677, language=CN, stringName=赵兴东, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
3, address=
3.东北大学 资源与土木工程学院,辽宁 沈阳 110819, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1322595062773559985, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=3., ext=[AuthorCompanyExt(id=1322595062781948594, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062773559985, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3.School of Resources and Civil Engineering, Northeastern University, Shenyang, Liaoning 110819, China), AuthorCompanyExt(id=1322595062794531507, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062773559985, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3.东北大学 资源与土木工程学院,辽宁 沈阳 110819)])]), Author(id=1322595065113981642, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1322595065214644941, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595065113981642, language=EN, stringName=Yanze LU, firstName=Yanze, middleName=null, lastName=LU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1.Shahe Zhongguan Iron Mine Co., Ltd., Hebei Iron and Steel Group, Xingtai, Hebei 054100, China
2.Hebei Complex Iron Ore Low Carbon Intelligent and Efficient Mining Technology Innovation Center, Xingtai, Hebei 054100, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1322595065290142414, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595065113981642, language=CN, stringName=路燕泽, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1.河北钢铁集团沙河中关铁矿有限公司,河北 邢台市 054100
2.河北省复杂铁矿低碳智能高效开采技术创新中心,河北 邢台市 054100, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1322595062609982123, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=1., ext=[AuthorCompanyExt(id=1322595062618370732, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062609982123, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1.河北钢铁集团沙河中关铁矿有限公司,河北 邢台市 054100)]), AuthorCompany(id=1322595062689673902, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=2., ext=[AuthorCompanyExt(id=1322595062698062511, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062689673902, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.Hebei Complex Iron Ore Low Carbon Intelligent and Efficient Mining Technology Innovation Center, Xingtai, Hebei 054100, China), AuthorCompanyExt(id=1322595062706451120, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062689673902, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.河北省复杂铁矿低碳智能高效开采技术创新中心,河北 邢台市 054100)])]), Author(id=1322595065374028496, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, orderNo=4, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1322595065466303187, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595065374028496, language=EN, stringName=Qinglei YU, firstName=Qinglei, middleName=null, lastName=YU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
2, 3, address=
2.Hebei Complex Iron Ore Low Carbon Intelligent and Efficient Mining Technology Innovation Center, Xingtai, Hebei 054100, China
3.School of Resources and Civil Engineering, Northeastern University, Shenyang, Liaoning 110819, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1322595065529217748, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595065374028496, language=CN, stringName=于庆磊, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
2, 3, address=
2.河北省复杂铁矿低碳智能高效开采技术创新中心,河北 邢台市 054100
3.东北大学 资源与土木工程学院,辽宁 沈阳 110819, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1322595062689673902, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=2., ext=[AuthorCompanyExt(id=1322595062698062511, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062689673902, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2.Hebei Complex Iron Ore Low Carbon Intelligent and Efficient Mining Technology Innovation Center, Xingtai, Hebei 054100, China
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2.河北省复杂铁矿低碳智能高效开采技术创新中心,河北 邢台市 054100
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1, 2, address=
1.Shahe Zhongguan Iron Mine Co., Ltd., Hebei Iron and Steel Group, Xingtai, Hebei 054100, China
2.Hebei Complex Iron Ore Low Carbon Intelligent and Efficient Mining Technology Innovation Center, Xingtai, Hebei 054100, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1322595066489713386, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, authorId=1322595066313552614, language=CN, stringName=王立杰, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.河北钢铁集团沙河中关铁矿有限公司,河北 邢台市 054100
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3.School of Resources and Civil Engineering, Northeastern University, Shenyang, Liaoning 110819, China), AuthorCompanyExt(id=1322595062794531507, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062773559985, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3.东北大学 资源与土木工程学院,辽宁 沈阳 110819)]), AuthorCompany(id=1322595062878417588, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, xref=4., ext=[AuthorCompanyExt(id=1322595062882611893, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, companyId=1322595062878417588, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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4.北京安科兴业科技股份有限公司,北京 100083)])], figs=[ArticleFig(id=1322595067706061562, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.1, caption=
Roadway layout of two types of stope, figureFileSmall=t1OELfB/t1W/y7DEToTSMQ==, figureFileBig=WIvigYiA/m7Qni2qAyd6Ag==, tableContent=null), ArticleFig(id=1322595067773170427, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图1, caption=
两类采场巷道布置, figureFileSmall=t1OELfB/t1W/y7DEToTSMQ==, figureFileBig=WIvigYiA/m7Qni2qAyd6Ag==, tableContent=null), ArticleFig(id=1322595067953525500, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.2, caption=
Test results of loose ring, figureFileSmall=e0RfKtz54rtZ/1OAAK1+hg==, figureFileBig=XTKNF+jFtoLeXj6L/kEFVw==, tableContent=null), ArticleFig(id=1322595068016440061, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图2, caption=
松动圈测试结果, figureFileSmall=e0RfKtz54rtZ/1OAAK1+hg==, figureFileBig=XTKNF+jFtoLeXj6L/kEFVw==, tableContent=null), ArticleFig(id=1322595068083548926, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.3, caption=
Three-dimensional numerical model of 30 m height stope, figureFileSmall=Dtp1/96EwVLQ2gOCR03HTw==, figureFileBig=V/gyZpbSaku0l77GW+QjXQ==, tableContent=null), ArticleFig(id=1322595068167435007, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图3, caption=
30 m高度采场三维数值模型, figureFileSmall=Dtp1/96EwVLQ2gOCR03HTw==, figureFileBig=V/gyZpbSaku0l77GW+QjXQ==, tableContent=null), ArticleFig(id=1322595068238738176, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.4, caption=
Three-dimensional numerical model of 60 m height stope, figureFileSmall=3omQWoCrgS1R8qajzzJH8A==, figureFileBig=UAeAqwJweX3T5WNk7cfP5g==, tableContent=null), ArticleFig(id=1322595068297458433, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图4, caption=
60 m高度采场三维数值模型, figureFileSmall=3omQWoCrgS1R8qajzzJH8A==, figureFileBig=UAeAqwJweX3T5WNk7cfP5g==, tableContent=null), ArticleFig(id=1322595068360372994, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.5, caption=
Vertical displacement variation of the stope with 30 m height under unsupported condition, figureFileSmall=BsPhJ6aP6SHjgY5V0E6I0Q==, figureFileBig=9bQuTnR5vkXhKOu+Zdp6Kg==, tableContent=null), ArticleFig(id=1322595068452647683, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图5, caption=
无支护条件下30 m高度采场垂直位移变化云图, figureFileSmall=BsPhJ6aP6SHjgY5V0E6I0Q==, figureFileBig=9bQuTnR5vkXhKOu+Zdp6Kg==, tableContent=null), ArticleFig(id=1322595068528145156, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.6, caption=
Three-dimensional numerical model of 30 m height stope under the condition of anchor cable spacing of 1.5 m, figureFileSmall=SxUNI8wlrcSwMlEG0JxUJA==, figureFileBig=jpMfJpI43IEniUE94cQg5g==, tableContent=null), ArticleFig(id=1322595068591059717, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图6, caption=
锚索排距1.5 m条件下30 m高度采场三维数值模型, figureFileSmall=SxUNI8wlrcSwMlEG0JxUJA==, figureFileBig=jpMfJpI43IEniUE94cQg5g==, tableContent=null), ArticleFig(id=1322595068645585670, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.7, caption=
Deformation curves of vertical displacement of monitoring points 1# and 3#, figureFileSmall=AKolOhvBCgqjQtxNdWWcog==, figureFileBig=9LcDhZusMu5W8pVe0UdarQ==, tableContent=null), ArticleFig(id=1322595068712694535, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图7, caption=
1#、3#监测点垂直位移变化曲线, figureFileSmall=AKolOhvBCgqjQtxNdWWcog==, figureFileBig=9LcDhZusMu5W8pVe0UdarQ==, tableContent=null), ArticleFig(id=1322595068783997704, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.8, caption=
Vertical displacement variation of the stope with 60 m height under unsupported condition, figureFileSmall=gDFZ4E4PokWwq8JhYSG+tg==, figureFileBig=Sr5dIOgP6W0K6yoizkepjQ==, tableContent=null), ArticleFig(id=1322595068855300873, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图8, caption=
无支护条件下60 m高度采场垂直位移变化云图, figureFileSmall=gDFZ4E4PokWwq8JhYSG+tg==, figureFileBig=Sr5dIOgP6W0K6yoizkepjQ==, tableContent=null), ArticleFig(id=1322595068951769866, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.9, caption=
Deformation curves of vertical displacement of monitoring points 5# and 7#, figureFileSmall=BIbayc++q4qh6zkgU5bl8Q==, figureFileBig=BT5PyaBG31+r/hOVgiH9Mw==, tableContent=null), ArticleFig(id=1322595069023073035, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图9, caption=
5#、7#监测点垂直位移变化曲线, figureFileSmall=BIbayc++q4qh6zkgU5bl8Q==, figureFileBig=BT5PyaBG31+r/hOVgiH9Mw==, tableContent=null), ArticleFig(id=1322595069098570508, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Fig.10, caption=
Support design of pre-control top roadway, figureFileSmall=BaMk/+/oeQBnSwDOuWe3/Q==, figureFileBig=xkM/lnNgHPbmhrHm81SnqA==, tableContent=null), ArticleFig(id=1322595069174067981, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=图10, caption=
预控顶巷支护设计, figureFileSmall=BaMk/+/oeQBnSwDOuWe3/Q==, figureFileBig=xkM/lnNgHPbmhrHm81SnqA==, tableContent=null), ArticleFig(id=1322595069236982542, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Table 1, caption=
Anchor cable support schemes for pre-control top roadway in different height stopes
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采场高度/m | 单排数量/根 | 间距/m | 排距/m |
|---|
| 方案1 | 方案2 | 方案3 | 方案4 |
|---|
| 30 | 6 | 1.5 | 无锚索 | 1.5 | 2.5 | 3.5 |
| 60 | 8 | 2.0 | 无锚索 | 3.0 | 4.0 | 5.0 |
), ArticleFig(id=1322595069308285711, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=表1, caption=
不同高度采场预控顶巷锚索支护方案
, figureFileSmall=null, figureFileBig=null, tableContent=
| 采场高度/m | 单排数量/根 | 间距/m | 排距/m |
|---|
| 方案1 | 方案2 | 方案3 | 方案4 |
|---|
| 30 | 6 | 1.5 | 无锚索 | 1.5 | 2.5 | 3.5 |
| 60 | 8 | 2.0 | 无锚索 | 3.0 | 4.0 | 5.0 |
), ArticleFig(id=1322595069379588880, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=EN, label=Table 2, caption=
Mechanical parameters of rock mass for three-dimensional numerical model
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 弹性模量/GPa | 密度/(kg/m3) | 黏聚力/MPa | 剪切模量/GPa | 内摩擦角/(°) | 抗拉强度/MPa |
|---|
| 矿体 | 4.8 | 3 900 | 9.8 | 2.7 | 45 | 3.8 |
| 岩石 | 10.3 | 2 800 | 14.1 | 4.8 | 40 | 3.8 |
| 充填体 | 0.4 | 1 900 | 0.6 | 0.2 | 60 | 0.2 |
), ArticleFig(id=1322595069459280657, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322595058256294548, language=CN, label=表2, caption=
三维数值模型岩体力学参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 弹性模量/GPa | 密度/(kg/m3) | 黏聚力/MPa | 剪切模量/GPa | 内摩擦角/(°) | 抗拉强度/MPa |
|---|
| 矿体 | 4.8 | 3 900 | 9.8 | 2.7 | 45 | 3.8 |
| 岩石 | 10.3 | 2 800 | 14.1 | 4.8 | 40 | 3.8 |
| 充填体 | 0.4 | 1 900 | 0.6 | 0.2 | 60 | 0.2 |
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