Article(id=1199661550878421610, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199661546335994621, articleNumber=1009-5438(2022)01-0034-05, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1632758400000, receivedDateStr=2021-09-28, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1763951202362, onlineDateStr=2025-11-24, pubDate=1645718400000, pubDateStr=2022-02-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1763951202362, onlineIssueDateStr=2025-11-24, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1763951202362, creator=13701087609, updateTime=1763951202362, updator=13701087609, issue=Issue{id=1199661546335994621, tenantId=1146029695717560320, journalId=1185652524569653253, year='2022', volume='48', issue='1', 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=1763951201279, creator=13701087609, updateTime=1763959528511, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1199696473341391309, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199661546335994621, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1199696473341391310, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199661546335994621, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=34, endPage=38, ext={EN=ArticleExt(id=1199661552707138174, articleId=1199661550878421610, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Numerical Simulation Study on Optimizing Flow Control Device of Continuous Casting Tundish, columnId=1187340472918880861, journalTitle=Science & Technology of Baotou Steel, columnName=Production Practice and Management, runingTitle=null, highlight=null, articleAbstract=
Three-dimensional mathematical model is established with commercial software aiming at the tundish of slab caster to calculate flow field in tundish with different flow control device conditions of tundish as well as analyze the effects of different schemes on flow condition of molten steel and average retention time and the situations of inclusions in steel with adopting the optimization scheme. The results showed that the volume of dead zone for tundish reduced by 10.61% and the time that tracer appeared in tundish extended by 4.31% comparing the optimization scheme with original scheme, which are all beneficial to mixing molten steel in tundish as well as floating and removal of inclusions. Moreover, the level of inclusions in steel adopting optimization scheme could satisfy the requirements of production technology.
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针对板坯连铸机的中间包采用商业软件建立三维数学模型,计算不同中间包控流装置条件下中间包内的流场,分析不同方案对钢液流动状态和平均停留时间的影响,分析采用优化方案时钢中夹杂物的情况。结果表明,中间包控流装置的优化方案与原方案相比中间包的死区体积减少10.61%,中间包内开始出现示踪剂时间延长4.31%,均有利于中间包内钢液的混合和夹杂物上浮去除,同时采用优化方案钢中夹杂物水平能够满足生产工艺的要求。
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韩春鹏(1982-),男,内蒙古和林格尔县人,硕士,高级工程师,现从事炼钢工艺研究工作。
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韩春鹏(1982-),男,内蒙古和林格尔县人,硕士,高级工程师,现从事炼钢工艺研究工作。
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韩春鹏(1982-),男,内蒙古和林格尔县人,硕士,高级工程师,现从事炼钢工艺研究工作。
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优化方案的RTD曲线, figureFileSmall=hi+dvFbueywumgziR6gv1w==, figureFileBig=6fsNf6xhCWZy7akc+PUjvQ==, tableContent=null), ArticleFig(id=1199695893206233513, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661550878421610, language=EN, label=null, caption=null, figureFileSmall=VzDiaC/vYxAgOW1b9dK2YQ==, figureFileBig=869F2v1cH1qqeMBLQnuz4g==, tableContent=null), ArticleFig(id=1199695893306896813, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661550878421610, language=CN, label=图5, caption=
中间包饼样的夹杂物情况, figureFileSmall=VzDiaC/vYxAgOW1b9dK2YQ==, figureFileBig=869F2v1cH1qqeMBLQnuz4g==, tableContent=null), ArticleFig(id=1199695893403365808, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661550878421610, language=EN, label=null, caption=null, figureFileSmall=nJhVs/qu3LY5sG202odLHQ==, figureFileBig=U5wSYMw34vqHKhyUDpOexQ==, tableContent=null), ArticleFig(id=1199695893504029106, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661550878421610, language=CN, label=图6, caption=
铸坯样的夹杂物情况, figureFileSmall=nJhVs/qu3LY5sG202odLHQ==, figureFileBig=U5wSYMw34vqHKhyUDpOexQ==, tableContent=null), ArticleFig(id=1199695893617275319, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661550878421610, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | V/m3 | ta/s | tmin/s | tpeak/s | t/s | Vd/% | Vp/% | Vm/% |
| 原方案 | 10.040 8 | 723 | 116 | 212 | 732 | 14.80 | 21.68 | 63.52 |
| 优化方案 | 10.040 8 | 723 | 121 | 216 | 733 | 13.23 | 23.37 | 63.40 |
), ArticleFig(id=1199695893705355704, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661550878421610, language=CN, label=表1, caption=
原方案和优化方案的RTD曲线分析
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | V/m3 | ta/s | tmin/s | tpeak/s | t/s | Vd/% | Vp/% | Vm/% |
| 原方案 | 10.040 8 | 723 | 116 | 212 | 732 | 14.80 | 21.68 | 63.52 |
| 优化方案 | 10.040 8 | 723 | 121 | 216 | 733 | 13.23 | 23.37 | 63.40 |
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