Article(id=1149729540450206617, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149729526025994706, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1672-6073.2025.03.018, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1715097600000, receivedDateStr=2024-05-08, revisedDate=1732464000000, revisedDateStr=2024-11-25, acceptedDate=null, acceptedDateStr=null, onlineDate=1752046483385, onlineDateStr=2025-07-09, pubDate=1748707200000, pubDateStr=2025-06-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752046483385, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752046483385, creator=13701087609, updateTime=1752046483385, updator=13701087609, issue=Issue{id=1149729526025994706, tenantId=1146029695717560320, journalId=1146123302524792850, year='2025', volume='38', issue='3', pageStart='1', pageEnd='161', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1752046479946, creator=13701087609, updateTime=1753780086246, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1157000797948039291, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149729526025994706, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1157000797948039292, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149729526025994706, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=131, endPage=137, ext={EN=ArticleExt(id=1149729540789945253, articleId=1149729540450206617, tenantId=1146029695717560320, journalId=1146123302524792850, language=EN, title=Research on the Grounding System of Dual-system Trains, columnId=1152669334582243706, journalTitle=Urban Rapid Rail Transit, columnName=Electrical and Mechanical Engineering, runingTitle=null, highlight=null, articleAbstract=
Unreasonable grounding system can cause problems such as increased train axle potential and circular current, as well as bearing erosion, deteriorating the electromagnetic environment of onboard electronic equipment, and thus pose a threat to the safety of train operation. Therefore, it is necessary to design the train grounding system appropriately. First, uniform chain circuit model is used to model the traction power supply system and dual current train grounding system. Secondly, through traction and power supply calculations, the train current can be obtained. Taking train current as the excitation source, the distribution of train axle voltage and circular current can be obtained. Take the currents of grounding resistors as a measure of the vehicle circular current distribution. Finally, PSO algorithm is used to optimize the train grounding system. After the optimization, the maximum circular current decreases by about 20%, and the maximum vehicle axle voltage declines slightly. The optimization of the train grounding system in this article presents a guide for the design of the grounding system for dualsystem trains, as well as provides a reference for other trains.
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不合理的列车接地系统会造成车体电流增大、车体电位抬升和轴承电蚀等问题,恶化车载弱电设备的电磁环境,进而影响列车的行车安全,故需对列车接地系统进行合理设计。利用链式电路模型对牵引供电系统、双流制列车进行建模,经过牵引计算和供电计算获得列车的取流;再将列车取流作为激励源对列车接地系统进行分析,可获得列车车体轴端电位、车体电流分布。将保护电阻电流视作车体电流分布的衡量指标。利用PSO优化算法对列车接地系统进行优化,优化后的保护电阻电流降低约20%,车体轴端电位有所下降但不明显。本文列车接地系统的优化既可用于指导双流制列车接地系统的设计,也可为其他列车提供借鉴。
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李雪飞,女,硕士,正高级工程师,主要从事城际和市域轨道交通车辆研制工作,013200018212@crrcgc.cc
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李雪飞,女,硕士,正高级工程师,主要从事城际和市域轨道交通车辆研制工作,013200018212@crrcgc.cc
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2 西南交通大学 电气工程学院 成都 611730, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1154050865334837777, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, xref=2, ext=[AuthorCompanyExt(id=1154050865343226386, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, companyId=1154050865334837777, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3 四川轻化工大学 自动化与信息工程学院 宜宾 644000)])])], keywords=[Keyword(id=1154050871697597074, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, orderNo=1, keyword=rail transit), Keyword(id=1154050871747928726, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, orderNo=2, keyword=dual-system train), Keyword(id=1154050871810843289, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, orderNo=3, keyword=grounding system), Keyword(id=1154050871890535068, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, orderNo=4, keyword=axle potential), Keyword(id=1154050871966032541, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, orderNo=5, keyword=circular current), Keyword(id=1154050872028947105, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, orderNo=6, keyword=particle swarm optimization (PSO)), Keyword(id=1154050872087667365, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, orderNo=1, keyword=轨道交通), Keyword(id=1154050872133804712, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, orderNo=2, keyword=双流制列车), Keyword(id=1154050872200913581, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, orderNo=3, keyword=接地系统), Keyword(id=1154050872288993965, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, orderNo=4, keyword=轴端电位), Keyword(id=1154050872343519919, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, orderNo=5, keyword=车体电流), Keyword(id=1154050872393851569, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, orderNo=6, keyword=优化算法)], refs=[Reference(id=1154050875568939793, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, doi=null, pmid=null, pmcid=null, year=2021, volume=42, issue=3, pageStart=136, pageEnd=143, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=周福林, 王文昊, 张伟, journalName=中国铁道科学, refType=null, unstructuredReference=周福林, 王文昊, 张伟, 等. 地铁列车轴箱轴承电流测试与接地方式优化[J].
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Dual-system traction power supply system, figureFileSmall=W0JilfryVyanTJSyeFnxyQ==, figureFileBig=nyXmnnquBe0dGtDDtwuTHQ==, tableContent=null), ArticleFig(id=1154050873446621917, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=图1, caption=
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Equivalent circuit of traction power network between two consecutive cross-sections, figureFileSmall=Byykknn9vhuiBb+/17seyA==, figureFileBig=INpYNtBOOrhsUg/CIsFQ/w==, tableContent=null), ArticleFig(id=1154050873748611814, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=图3, caption=
牵引网两切面间的等值电路, figureFileSmall=Byykknn9vhuiBb+/17seyA==, figureFileBig=INpYNtBOOrhsUg/CIsFQ/w==, tableContent=null), ArticleFig(id=1154050873819914984, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Figure 4, caption=
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列车接地系统结构, figureFileSmall=L04nYzI+IG0HSr1SH8hUCw==, figureFileBig=mbqRr/dYSiDC6PqOKkRutw==, tableContent=null), ArticleFig(id=1154050874025435884, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Figure 5, caption=
Optimize the flowchart, figureFileSmall=RSrkMK56CoSFX9ymaGscZg==, figureFileBig=6b4Oh97beRSMOp7CSFvkBw==, tableContent=null), ArticleFig(id=1154050874105127663, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=图5, caption=
优化流程, figureFileSmall=RSrkMK56CoSFX9ymaGscZg==, figureFileBig=6b4Oh97beRSMOp7CSFvkBw==, tableContent=null), ArticleFig(id=1154050874243539697, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Figure 6, caption=
Train route diagram, figureFileSmall=Hrcz5+MBrUw1T5AoR97vwA==, figureFileBig=0CPs/1dds/Y+bRWS+K8xvA==, tableContent=null), ArticleFig(id=1154050874306454259, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=图6, caption=
列车线路, figureFileSmall=Hrcz5+MBrUw1T5AoR97vwA==, figureFileBig=0CPs/1dds/Y+bRWS+K8xvA==, tableContent=null), ArticleFig(id=1154050874373563125, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Figure 7, caption=
Train time-table, figureFileSmall=I351c+F1WRtyXo1qUC1TNw==, figureFileBig=7XHfVoyUcKUwNn7vydru6w==, tableContent=null), ArticleFig(id=1154050874436477686, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=图7, caption=
列车运行图, figureFileSmall=I351c+F1WRtyXo1qUC1TNw==, figureFileBig=7XHfVoyUcKUwNn7vydru6w==, tableContent=null), ArticleFig(id=1154050874507780856, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Figure 8, caption=
Simulation results of dual-system train grounding system, figureFileSmall=RpFiRhU5E/ntxp0TZ1xyiA==, figureFileBig=bjgJgtKu/5g/5UsUaUHg0w==, tableContent=null), ArticleFig(id=1154050874583278330, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=图8, caption=
优化前双制式列车的仿真结果, figureFileSmall=RpFiRhU5E/ntxp0TZ1xyiA==, figureFileBig=bjgJgtKu/5g/5UsUaUHg0w==, tableContent=null), ArticleFig(id=1154050874650387196, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Figure 9, caption=
Fitness function diagram, figureFileSmall=V65ivwsNrY3AarRAOB2xQg==, figureFileBig=3Aw7Og+URhOaHgkevyOpig==, tableContent=null), ArticleFig(id=1154050874725884670, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=图9, caption=
适应度函数, figureFileSmall=V65ivwsNrY3AarRAOB2xQg==, figureFileBig=3Aw7Og+URhOaHgkevyOpig==, tableContent=null), ArticleFig(id=1154050874784604928, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Figure 10, caption=
Optimized simulation results of dual-system train, figureFileSmall=yOptbtlFGzR762oAQA5zQA==, figureFileBig=Z5xLX2yqXp+sbhasHeTVeQ==, tableContent=null), ArticleFig(id=1154050874860102401, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=图10, caption=
优化后的双制式仿真结果, figureFileSmall=yOptbtlFGzR762oAQA5zQA==, figureFileBig=Z5xLX2yqXp+sbhasHeTVeQ==, tableContent=null), ArticleFig(id=1154050874935599875, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Table 1, caption=
Comparison of system indicators before and after optimization, figureFileSmall=null, figureFileBig=null, tableContent=
| 区段 | IG | UG |
| 优化前/A | 优化后/A | 降低/% | 优化前/V | 优化后/V | 降低/% |
| 直流 | 48.762 | 37.329 | 23.4 | 2.652 | 2.641 | 0.4 |
| 交流 | 9.857 | 8.145 | 17.3 | 0.582 | 0.575 | 1.2 |
), ArticleFig(id=1154050875078206214, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=表1, caption=
优化前后系统指标对比, figureFileSmall=null, figureFileBig=null, tableContent=
| 区段 | IG | UG |
| 优化前/A | 优化后/A | 降低/% | 优化前/V | 优化后/V | 降低/% |
| 直流 | 48.762 | 37.329 | 23.4 | 2.652 | 2.641 | 0.4 |
| 交流 | 9.857 | 8.145 | 17.3 | 0.582 | 0.575 | 1.2 |
), ArticleFig(id=1154050875153703689, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=EN, label=Table 2, caption=
Dual standard grounding optimized resistance meter, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 接地电阻/mΩ | 序号 | 接地电阻/mΩ |
| ${x11}$ | 69 | ${x12}$ | 75 |
| ${x21}$ | 45 | ${x22}$ | 48 |
| ${x31}$ | 78 | ${x32}$ | 73 |
), ArticleFig(id=1154050875225006859, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729540450206617, language=CN, label=表2, caption=
优化后双制式接地电阻, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 接地电阻/mΩ | 序号 | 接地电阻/mΩ |
| ${x11}$ | 69 | ${x12}$ | 75 |
| ${x21}$ | 45 | ${x22}$ | 48 |
| ${x31}$ | 78 | ${x32}$ | 73 |
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