Article(id=1198550347510805189, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1198550344985837722, articleNumber=1009-5438(2023)05-0005-05, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1652803200000, receivedDateStr=2022-05-18, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1763686270834, onlineDateStr=2025-11-21, pubDate=1698163200000, pubDateStr=2023-10-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1763686270834, onlineIssueDateStr=2025-11-21, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1763686270834, creator=13701087609, updateTime=1763686270834, updator=13701087609, issue=Issue{id=1198550344985837722, tenantId=1146029695717560320, journalId=1185652524569653253, year='2023', volume='49', issue='5', pageStart='1', pageEnd='98', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1763686270233, creator=13701087609, updateTime=1764231160152, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1200835779015602647, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1198550344985837722, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1200835779015602648, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1198550344985837722, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=5, endPage=9, ext={EN=ArticleExt(id=1198550348257391336, articleId=1198550347510805189, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Practices on Dredging for Long Distance Slurry Pipeline, columnId=1187100781414069182, journalTitle=Science & Technology of Baotou Steel, columnName=Production Practices and Management, runingTitle=null, highlight=null, articleAbstract=
The timely pipeline dredging for long distance slurry pipeline could effectively ensure the safe operations of high pressure pipeline system. For the long distance high pressure slurry pipeline with the inner diameter of Φ212.75 mm, such 5 positioning tube cleaners of 3 types as the soft tube cleaners of Φ205 mm and Φ209 mm, soft descaling tube cleaners of Φ205 mm and Φ209 mm as well as four cup tube cleaners of Φ212 mm are adopted for descaling inside pipelines. For the slurry pipeline before dredging, the water discharge was 230.45 m3/h and outlet pressure of main pump was 1 150.7 kPa, while after dredging, the water discharge was 303.13 m3/h and outlet pressure of main pump was 1 115.2 kPa under the same condition of transporting slurry so that the flow of pipeline is increased by 31.54% and outlet pressure of main pump is reduced by 3.09%. The transportation capacity of pipeline could be effectively improved and outlet pressure of main pump could be reduced with the successful applications of dredging for slurry pipeline on site, which could be as important references for descaling long distance slurry pipeline.
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长距离矿浆输送管道的及时疏通清理,可有效保障高压管道系统运行安全。针对内径为Φ212.75 mm长距离高压矿浆输送管道,采用Φ205 mm、Φ209 mm软体清管器、Φ205 mm、Φ209 mm软体除垢清管器及Φ212 mm四皮碗清管器3个类型5种定位清管器对管道内部进行除垢清理。矿浆管道在清管前,水流量为230.45 m3/h,主泵出口压力为1 150.7 kPa,清管后,在相同矿浆输出条件下,水流量为303.13 m3/h,主泵出口压力为1 115.2 kPa,管道流量提高31.54%,主泵出口压力降低3.09%。矿浆管道清管在生产现场的成功应用,有效提高了管道输送能力,降低主泵出口压力,对长距离矿浆输送管道的除垢有重要的借鉴作用。
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曾永杰(1974-),男,甘肃省景泰县人,硕士,高级工程师,现从事选矿技术工作。
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曾永杰(1974-),男,甘肃省景泰县人,硕士,高级工程师,现从事选矿技术工作。
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曾永杰(1974-),男,甘肃省景泰县人,硕士,高级工程师,现从事选矿技术工作。
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34(2):145,148., articleTitle=白云鄂博西矿矿浆输送管道的应用, refAbstract=null), Reference(id=1198570141278630802, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1198550347510805189, doi=null, pmid=null, pmcid=null, year=2014, volume=42, issue=3, pageStart=29, pageEnd=32, url=null, language=null, rfNumber=[2], rfOrder=1, authorNames=李培凤, journalName=金属材料与冶金工程, refType=null, unstructuredReference=李培凤. 长距离浆体输送管道除垢方法的研究与应用[J].
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35(8):280-282., articleTitle=某铁精矿矿浆管道清管除垢实践, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1198570134894899841, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1198550347510805189, xref=null, ext=[AuthorCompanyExt(id=1198570134903288451, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1198550347510805189, companyId=1198570134894899841, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Baoshan Mining Co. of Baotou Iron & Steel (Group) Co., Ltd., Baotou 014010,Inner Mongolia Autonomous Region, China), AuthorCompanyExt(id=1198570134911677059, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1198550347510805189, companyId=1198570134894899841, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=包头钢铁(集团)有限责任公司宝山矿业公司,内蒙古 包头 014010)])], figs=[ArticleFig(id=1198570139122758431, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1198550347510805189, language=EN, label=null, caption=null, figureFileSmall=7Xk2F10eeG46ZCgucW2pgA==, figureFileBig=ynpISIRA8MevtI4XLts9HA==, tableContent=null), ArticleFig(id=1198570139206644515, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1198550347510805189, language=CN, label=图1, caption=
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| 项目 | 参数 |
| 建设时间 | 2013年 |
| 管道累计长度/m | 3 667.184 |
| 输送介质 | 铁精矿、水 |
| 外防腐类型 | 3PE |
| 是否有内方付出 | 否 |
| 管道材质 | API 5L X35 |
| 壁厚/mm | 15.875 |
| 管道内径/mm | 212.75 |
| 泵站起点海拔标高/m | 1 617 |
| 终点海拔标高/m | 1 636 |
| 地埋最低点海拔标高/m | 1 603.251 |
| 地埋最高点海拔标高/m | 1 624.117 |
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长距离输送管道主要参数
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| 项目 | 参数 |
| 建设时间 | 2013年 |
| 管道累计长度/m | 3 667.184 |
| 输送介质 | 铁精矿、水 |
| 外防腐类型 | 3PE |
| 是否有内方付出 | 否 |
| 管道材质 | API 5L X35 |
| 壁厚/mm | 15.875 |
| 管道内径/mm | 212.75 |
| 泵站起点海拔标高/m | 1 617 |
| 终点海拔标高/m | 1 636 |
| 地埋最低点海拔标高/m | 1 603.251 |
| 地埋最高点海拔标高/m | 1 624.117 |
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| 清管器规格 | 特点 |
| Φ205 mm软体清管器 | 表面光滑 |
| Φ205 mm软体除垢清管器 | 表面带钢刷 |
| Φ209 mm软体清管器 | 表面光滑 |
| Φ209 mm软体除垢清管器 | 表面带钢刷 |
| Φ212 mm四皮碗电子清管器 | 各皮碗呈不同间隔排列 |
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清管器规格和特点
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| 清管器规格 | 特点 |
| Φ205 mm软体清管器 | 表面光滑 |
| Φ205 mm软体除垢清管器 | 表面带钢刷 |
| Φ209 mm软体清管器 | 表面光滑 |
| Φ209 mm软体除垢清管器 | 表面带钢刷 |
| Φ212 mm四皮碗电子清管器 | 各皮碗呈不同间隔排列 |
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| 清管器类型 | 泵频率/Hz | 主泵出口压力 /kPa | 管道出口流量 /(m3·h-1) | 清管时间 /min |
| 一级泵 | 二级泵 |
| Φ205 mm软体清管器 | 42.44 | 46.60 | 1 159.00 | 253.99 | 43 |
| Φ205 mm软体除垢清管器 | 42.44 | 46.60 | 1 165.67 | 269.45 | 37 |
| 差值 | 0 | 0 | -6.67 | -15.46 | 6 |
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Φ205 mm清管器清管平均参数
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| 清管器类型 | 泵频率/Hz | 主泵出口压力 /kPa | 管道出口流量 /(m3·h-1) | 清管时间 /min |
| 一级泵 | 二级泵 |
| Φ205 mm软体清管器 | 42.44 | 46.60 | 1 159.00 | 253.99 | 43 |
| Φ205 mm软体除垢清管器 | 42.44 | 46.60 | 1 165.67 | 269.45 | 37 |
| 差值 | 0 | 0 | -6.67 | -15.46 | 6 |
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| 清管器类型 | 泵频率/Hz | 主泵出口压力 /kPa | 管道出口流量 /(m3·h-1) | 清管时间 /min |
| 一级泵 | 二级泵 |
| Φ209 mm软体清管器 | 42.44 | 46.60 | 1 157.40 | 274.42 | 38 |
| Φ209 mm软体除垢清管器 | 42.44 | 46.60 | 1 160.99 | 281.14 | 37 |
| 差值 | 0 | 0 | -3.59 | -6.72 | 1 |
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Φ209 mm清管器清管平均参数
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| 清管器类型 | 泵频率/Hz | 主泵出口压力 /kPa | 管道出口流量 /(m3·h-1) | 清管时间 /min |
| 一级泵 | 二级泵 |
| Φ209 mm软体清管器 | 42.44 | 46.60 | 1 157.40 | 274.42 | 38 |
| Φ209 mm软体除垢清管器 | 42.44 | 46.60 | 1 160.99 | 281.14 | 37 |
| 差值 | 0 | 0 | -3.59 | -6.72 | 1 |
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| 清管器类型 | 泵频率/Hz | 主泵出口压力 /kPa | 管道出口流量 /(m3·h-1) | 清管时间 /min |
| 一级泵 | 二级泵 |
| Φ212四皮碗清管器 | 42.44 | 46.60 | 1 131.9 | 294.02 | 39 |
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Φ212 mm四皮碗清管器清管平均参数
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| 清管器类型 | 泵频率/Hz | 主泵出口压力 /kPa | 管道出口流量 /(m3·h-1) | 清管时间 /min |
| 一级泵 | 二级泵 |
| Φ212四皮碗清管器 | 42.44 | 46.60 | 1 131.9 | 294.02 | 39 |
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