Article(id=1240631737760412622, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1240631729627648823, articleNumber=null, orderNo=null, doi=10.3969/j.issn.0253-6099.2024.03.017, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1702915200000, receivedDateStr=2023-12-19, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1773719256104, onlineDateStr=2026-03-17, pubDate=1717171200000, pubDateStr=2024-06-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1773719256104, onlineIssueDateStr=2026-03-17, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1773719256104, creator=13701087609, updateTime=1773719256104, updator=13701087609, issue=Issue{id=1240631729627648823, tenantId=1146029695717560320, journalId=1235980550691926019, year='2024', volume='44', issue='3', pageStart='1', pageEnd='181', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1773719254166, creator=13701087609, updateTime=1773724083554, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1240651985603580488, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1240631729627648823, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1240651985603580489, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1240631729627648823, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=77, endPage=81, ext={EN=ArticleExt(id=1240631739769483323, articleId=1240631737760412622, tenantId=1146029695717560320, journalId=1235980550691926019, language=EN, title=Comparison Between SAG Mill Grinding Process and Conventional Crushing-Grinding Process, columnId=1236276106932842717, journalTitle=Mining and Metallurgical Engineering, columnName=MINERAL PROCESSING, runingTitle=null, highlight=null, articleAbstract=
SAG mill grinding and conventional crushing-grinding processes adopted in Baima Iron Mine are introduced. Based on the detailed comparison of processing flowsheet, production index, equipment operation parameter, construction investment, operation cost, it can be concluded that the SAG milling process has the advantages of simple process, low construction investment, good adaptability to ores and fine grinding fineness, also some disadvantages like high equipment failure rate, short service life for lining plate, relatively low equipment operation rate and high production cost. These results can be referred in the construction of similar mines.
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介绍了白马铁矿半自磨工艺流程和常规破磨工艺流程,对比分析了工艺流程、生产指标、设备运行指标、建设投资、生产运行成本等,结果表明,半自磨工艺具有流程简单、基建投资低、对矿石适应性较强、排矿粒度细等优点,但存在设备故障率较高、衬板使用寿命短、设备作业率相对较低、单位生产成本高等缺点。研究结果可供同类矿山建设参考。
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, authorsList=王志杰)}, authors=[Author(id=1240651342994272824, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=zhijwang@163.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1240651343115907649, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, authorId=1240651342994272824, language=EN, stringName=Zhijie WANG, firstName=Zhijie, middleName=null, lastName=WANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=Pangang Group Mining Industry Co Ltd, Panzhihua 617000, Sichuan, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1240651343359177293, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, authorId=1240651342994272824, language=CN, stringName=王志杰, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=攀钢集团矿业有限公司,四川 攀枝花 617000, bio={"content":"
王志杰(1968—),男,四川射洪人,高级工程师,主要从事选矿技术及管理工作。E-mail:zhijwang@163.com
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王志杰(1968—),男,四川射洪人,高级工程师,主要从事选矿技术及管理工作。E-mail:zhijwang@163.com
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白马铁矿一期常规破磨工艺流程, figureFileSmall=5YZ+i1d/SZIr+ZQzwgzV1A==, figureFileBig=N/fnV9ZlrGzm0oKkcH9WiA==, tableContent=null), ArticleFig(id=1240651345221448414, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, language=EN, label=null, caption=null, figureFileSmall=EDX06S+dHEZ4UTaD4VgoUw==, figureFileBig=WdB1T5S7K5g81TB5f7vZRg==, tableContent=null), ArticleFig(id=1240651345343083241, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, language=CN, label=图2, caption=
白马铁矿半自磨工艺流程, figureFileSmall=EDX06S+dHEZ4UTaD4VgoUw==, figureFileBig=WdB1T5S7K5g81TB5f7vZRg==, tableContent=null), ArticleFig(id=1240651345519244024, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 流程名称 | 台时处理量/(t·h-1) | 单位容积处理量/[t·(m3·h)-1] | 粒级/mm | 粒级含量/% |
|---|
| 磨机排矿 | 筛下产品 |
|---|
| 及及坪半自磨 | 290 | 1.67 | +3 | 8.04 | 2.18 |
| -3+0.36 | 30.85 | 33.45 |
| -0.36+0.25 | 11.90 | 11.09 |
| -0.25+0.18 | 2.5 | 1.06 |
| -0.18+0.15 | 5.93 | 6.65 |
| -0.15+0.098 | 10.29 | 11.51 |
| -0.098+0.074 | 5.06 | 5.56 |
| -0.074 | 25.43 | 28.50 |
| 田家村半自磨 | 610 | 1.89 | +3 | 9.39 | 0.05 |
| -3+0.36 | 31.43 | 30.79 |
| -0.36+0.25 | 8.93 | 10.44 |
| -0.25+0.18 | 4.63 | 5.42 |
| -0.18+0.15 | 6.23 | 7.29 |
| -0.15+0.098 | 9.67 | 11.32 |
| -0.098+0.074 | 6.06 | 7.08 |
| -0.074 | 23.66 | 27.61 |
| 一期一段球磨 | 205 | 3.82 | +3 | 10.54 | 6.291) |
| -3+0.36 | 46.66 | 42.241) |
| -0.36+0.25 | 8.56 | 8.591) |
| -0.25+0.18 | 8.71 | 9.951) |
| -0.18+0.15 | 3.18 | 2.721) |
| -0.15+0.098 | 9.00 | 11.281) |
| -0.098+0.074 | 1.72 | 2.411) |
| -0.074 | 11.63 | 16.521) |
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白马铁矿半自磨和常规破磨磨矿产品粒度分析结果
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| 流程名称 | 台时处理量/(t·h-1) | 单位容积处理量/[t·(m3·h)-1] | 粒级/mm | 粒级含量/% |
|---|
| 磨机排矿 | 筛下产品 |
|---|
| 及及坪半自磨 | 290 | 1.67 | +3 | 8.04 | 2.18 |
| -3+0.36 | 30.85 | 33.45 |
| -0.36+0.25 | 11.90 | 11.09 |
| -0.25+0.18 | 2.5 | 1.06 |
| -0.18+0.15 | 5.93 | 6.65 |
| -0.15+0.098 | 10.29 | 11.51 |
| -0.098+0.074 | 5.06 | 5.56 |
| -0.074 | 25.43 | 28.50 |
| 田家村半自磨 | 610 | 1.89 | +3 | 9.39 | 0.05 |
| -3+0.36 | 31.43 | 30.79 |
| -0.36+0.25 | 8.93 | 10.44 |
| -0.25+0.18 | 4.63 | 5.42 |
| -0.18+0.15 | 6.23 | 7.29 |
| -0.15+0.098 | 9.67 | 11.32 |
| -0.098+0.074 | 6.06 | 7.08 |
| -0.074 | 23.66 | 27.61 |
| 一期一段球磨 | 205 | 3.82 | +3 | 10.54 | 6.291) |
| -3+0.36 | 46.66 | 42.241) |
| -0.36+0.25 | 8.56 | 8.591) |
| -0.25+0.18 | 8.71 | 9.951) |
| -0.18+0.15 | 3.18 | 2.721) |
| -0.15+0.098 | 9.00 | 11.281) |
| -0.098+0.074 | 1.72 | 2.411) |
| -0.074 | 11.63 | 16.521) |
), ArticleFig(id=1240651345754125074, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 时间 | 设备作业率/% |
|---|
| 及及坪半自磨 | 万年沟半自磨 | 田家村半自磨 | 一期球磨 |
|---|
| 2016年 | 91.93 | 87.87 | 80.16 | 94.19 |
| 2017年 | 88.16 | 93.70 | 82.47 | 92.88 |
| 2018年 | 84.68 | 88.50 | 87.45 | 95.77 |
| 2019年 | 89.90 | 84.95 | 87.56 | 95.46 |
), ArticleFig(id=1240651345896731424, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, language=CN, label=表2, caption=
白马铁矿半自磨机及球磨机设备作业率统计结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 时间 | 设备作业率/% |
|---|
| 及及坪半自磨 | 万年沟半自磨 | 田家村半自磨 | 一期球磨 |
|---|
| 2016年 | 91.93 | 87.87 | 80.16 | 94.19 |
| 2017年 | 88.16 | 93.70 | 82.47 | 92.88 |
| 2018年 | 84.68 | 88.50 | 87.45 | 95.77 |
| 2019年 | 89.90 | 84.95 | 87.56 | 95.46 |
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| 影响因素 | 停机时间/h | 影响次数 | 占比/% |
|---|
| 计划检修 | 衬板更换 | 636.79 | 13(正常更换6次,零星更换7次) | 7.29 |
| 螺栓紧固 | 107.08 | 58 | 1.22 |
| 常规检修 | 88.48 | 11 | 1.01 |
| 非计划检修 | 28.03 | 18 | 0.32 |
| 工艺影响 | 110.38 | 33 | 1.26 |
| 外部供水电影响 | 119.14 | 17 | 1.36 |
| 合计 | 1 089.9 | 137 | 12.46 |
), ArticleFig(id=1240651346383270721, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, language=CN, label=表3, caption=
Φ9.15 m×5.03 m半自磨机作业率影响因素统计结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 影响因素 | 停机时间/h | 影响次数 | 占比/% |
|---|
| 计划检修 | 衬板更换 | 636.79 | 13(正常更换6次,零星更换7次) | 7.29 |
| 螺栓紧固 | 107.08 | 58 | 1.22 |
| 常规检修 | 88.48 | 11 | 1.01 |
| 非计划检修 | 28.03 | 18 | 0.32 |
| 工艺影响 | 110.38 | 33 | 1.26 |
| 外部供水电影响 | 119.14 | 17 | 1.36 |
| 合计 | 1 089.9 | 137 | 12.46 |
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| 投资项目 | 投资/亿元 | 单位原矿可比投资/(元·t-1) |
|---|
| 一期 | 二期 | 一期 | 二期 |
|---|
| 厂房及建构筑物 | 7.200 0 | 4.671 9 | 110.76 | 51.91 |
| 机器设备 | 2.142 7 | 4.225 1 | 32.92 | 46.95 |
| 其他1) | 2.988 0 | 0.729 3 | 46.02 | 8.10 |
| 合计 | 12.330 7 | 9.626 3 | 189.70 | 106.96 |
), ArticleFig(id=1240651346723009368, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631737760412622, language=CN, label=表4, caption=
白马铁矿一期工程与二期工程可比投资对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 投资项目 | 投资/亿元 | 单位原矿可比投资/(元·t-1) |
|---|
| 一期 | 二期 | 一期 | 二期 |
|---|
| 厂房及建构筑物 | 7.200 0 | 4.671 9 | 110.76 | 51.91 |
| 机器设备 | 2.142 7 | 4.225 1 | 32.92 | 46.95 |
| 其他1) | 2.988 0 | 0.729 3 | 46.02 | 8.10 |
| 合计 | 12.330 7 | 9.626 3 | 189.70 | 106.96 |
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