Article(id=1149729538659234591, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149729526025994706, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1672-6073.2025.03.016, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1711555200000, receivedDateStr=2024-03-28, revisedDate=1740240000000, revisedDateStr=2025-02-23, acceptedDate=null, acceptedDateStr=null, onlineDate=1752046482957, onlineDateStr=2025-07-09, pubDate=1748707200000, pubDateStr=2025-06-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752046482957, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752046482957, creator=13701087609, updateTime=1752046482957, 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=114, endPage=122, ext={EN=ArticleExt(id=1149729538961224491, articleId=1149729538659234591, tenantId=1146029695717560320, journalId=1146123302524792850, language=EN, title=Study on Rail Cant Setting Considering Dynamic Changes in Wheel Profile, columnId=1152669334582243706, journalTitle=Urban Rapid Rail Transit, columnName=Electrical and Mechanical Engineering, runingTitle=null, highlight=null, articleAbstract=
In response to the problem of setting rail cant under the dynamic changes of subway wheel profile, this paper measured the wear profile data of LM wheels at four operating mileage, established a subway vehicle system dynamics model, and analyzed the influence of rail cant on the vehicle's straightline stability and curve passing performance considering during the dynamic changes of wheel profile. The entropy weight method is used to comprehensively evaluate the dynamic performance of the vehicle, and the optimal rail cant setting scheme is obtained for straight lines and curves with different radii considering under the dynamic changes of the wheel profile. Research has shown that when a vehicle is running in a straight line, the coupling of rail cant and wheel wear profile has a more significant impact on lateral stability than vertical stability. The dynamic changes in the wheel profile exacerbate the impact of rail cant on vehicle stability. During the curve operation, when rail cant is constant, the vehicle's curve negotiation performance first deteriorates, then improves, and then deteriorates as the wheel wear profile dynamically changes; When the wheel wear profile is constant, as the curve radius increases, the influence of the rail cant on the vehicle's curve negotiation performance gradually increases. Taking into account the dynamic changes in the wheel profile, the optimal matching of the outer/inner rail cant for straight, R300 m, R400 m, R500 m, and R600 m curve is (1/30, 1/40),(1/20, 1/20), (1/20, 1/40), (1/40, 1/40), and (1/40, 1/40), respectively.
, correspAuthors=Aihua ZHU, 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, authorCompany=null, fund=null, authors=null, authorsList=Aihua ZHU, Yuhang LI, Yuxuan MENG, Tong XING, Tangbo BAI), CN=ArticleExt(id=1149729565561499990, articleId=1149729538659234591, tenantId=1146029695717560320, journalId=1146123302524792850, language=CN, title=考虑车轮型面动态变化的轨底坡设置研究, columnId=1152669334955536763, journalTitle=都市快轨交通, columnName=机电工程, runingTitle=null, highlight=null, articleAbstract=
针对地铁车轮型面动态变化的轨底坡设置问题,本文实测LM车轮在4种运行里程下的磨耗型面数据,建立地铁车辆系统动力学模型,分析考虑车轮型面动态变化时轨底坡对车辆直线平稳性能和曲线通过性能的影响规律;采用熵权法综合评估车辆动力学性能,得到考虑车轮型面动态变化时直线及不同半径曲线时的最佳轨底坡设置方案。研究表明:车辆直线运行时,轨底坡耦合车轮磨耗型面对横向平稳性影响比垂向平稳性更显著,车轮型面动态变化加重了轨底坡对车辆平稳性的影响程度。在曲线运行时,当轨底坡一定时,随着车轮磨耗型面动态变化,车辆曲线通过性先变差后改善再恶化;车轮磨耗型面一定时,随着曲线半径增大,轨底坡对车辆曲线通过性能的影响程度逐渐变大。综合考虑车轮型面的动态变化,直线、R300m、R400m、R500m、R600m 曲线工况下,外轨/内轨轨底坡最优匹配分别为(1/30,1/40)、(1/20,1/20)、(1/20,1/40)、(1/40,1/40)、(1/40,1/40)。
, correspAuthors=朱爱华, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=O5yDY+BqCHt1yBV/DCBRPg==, magXml=UcNhI4Ic/LmKqlN4D7si4g==, pdfUrl=null, pdf=hPE3ZWlICNWaCU4FQ/apTg==, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=GEfP0/65p6oEnSHwJo4kHg==, mapNumber=null, authorCompany=null, fund=null, authors=
, authorsList=朱爱华, 李宇航, 孟宇轩, 邢彤, 白堂博)}, authors=[Author(id=1154050882669896632, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=zhuaihua@bucea.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1154050882732811195, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, authorId=1154050882669896632, language=EN, stringName=Aihua ZHU, firstName=Aihua, middleName=null, lastName=ZHU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 Beijing Key Laboratory of Performance Guarantee on Urban Rail Transit Vehicles Beijing University of Civil Engineering and Architecture Beijing 100044, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1154050882816697276, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, authorId=1154050882669896632, language=CN, stringName=朱爱华, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 北京建筑大学 城市轨道车辆服役性能保障北京市重点实验室 北京 100044, bio={"content":"
朱爱华,女,博士,教授,主要从事车辆关键系统服役性能与可靠性评估研究工作,zhuaihua@bucea.edu.cn
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朱爱华,女,博士,教授,主要从事车辆关键系统服役性能与可靠性评估研究工作,zhuaihua@bucea.edu.cn
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2 Standards & Metrology Research Institute China Academy of Railway Sciences Corporation Limited Beijing 100081, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1154050883970130891, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, authorId=1154050883806553032, language=CN, stringName=邢彤, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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轮轨垂向力, figureFileSmall=7z50v/YWOYVi9C+p989+rA==, figureFileBig=ZqXFi6GEXGdB5ZrfOST5mQ==, tableContent=null), ArticleFig(id=1154050887552065545, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 5, caption=
Wheel/rail lateral contact force, figureFileSmall=K0wbLKp+AVeicsA2atnKNg==, figureFileBig=cbc41fciuFDcyHh61lAWlg==, tableContent=null), ArticleFig(id=1154050887598202890, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图5, caption=
轮轨横向力, figureFileSmall=K0wbLKp+AVeicsA2atnKNg==, figureFileBig=cbc41fciuFDcyHh61lAWlg==, tableContent=null), ArticleFig(id=1154050887644340235, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 6, caption=
Derailment coefficient, figureFileSmall=epgmY5/qTjY0GuDM1CCELw==, figureFileBig=zO6SnXuV+fgW8nzrIyTAIg==, tableContent=null), ArticleFig(id=1154050887715643404, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图6, caption=
脱轨系数, figureFileSmall=epgmY5/qTjY0GuDM1CCELw==, figureFileBig=zO6SnXuV+fgW8nzrIyTAIg==, tableContent=null), ArticleFig(id=1154050887770169357, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 7, caption=
Wheel unloading rate, figureFileSmall=1Wgil9a+Z4WbsRlePjb5WA==, figureFileBig=70xUwYKH+nc8yc796zRhzA==, tableContent=null), ArticleFig(id=1154050887807918094, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图7, caption=
轮重减载率, figureFileSmall=1Wgil9a+Z4WbsRlePjb5WA==, figureFileBig=70xUwYKH+nc8yc796zRhzA==, tableContent=null), ArticleFig(id=1154050887854055439, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 8, caption=
Outer rail wear indices, figureFileSmall=2t5pwvSmJmP4sDfJlK7Gtw==, figureFileBig=erYNEgnQ+uf7lxoVEUouvg==, tableContent=null), ArticleFig(id=1154050887904387088, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图8, caption=
外轨磨耗指数, figureFileSmall=2t5pwvSmJmP4sDfJlK7Gtw==, figureFileBig=erYNEgnQ+uf7lxoVEUouvg==, tableContent=null), ArticleFig(id=1154050887950524433, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 9, caption=
Inner rail wear number, figureFileSmall=Dv/yiA0AX/7NbONGTKyKPQ==, figureFileBig=lN7QS4f75bERGy/Be/8CZA==, tableContent=null), ArticleFig(id=1154050888084742162, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图9, caption=
内轨磨耗指数, figureFileSmall=Dv/yiA0AX/7NbONGTKyKPQ==, figureFileBig=lN7QS4f75bERGy/Be/8CZA==, tableContent=null), ArticleFig(id=1154050888143462419, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 10, caption=
Wheelset lateral displancement, figureFileSmall=Xe0NGnynDpQCqbFRxWT2kg==, figureFileBig=UFpOGXHBWb6FvO4eQa4T6Q==, tableContent=null), ArticleFig(id=1154050888189599764, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图10, caption=
轮对横移量, figureFileSmall=Xe0NGnynDpQCqbFRxWT2kg==, figureFileBig=UFpOGXHBWb6FvO4eQa4T6Q==, tableContent=null), ArticleFig(id=1154050888265097237, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 11, caption=
Comprehensive scores of straight line, figureFileSmall=AgZqPlHVlmd2JBROyzM3kQ==, figureFileBig=dqJqMlKH0VP7Di+sui/dzw==, tableContent=null), ArticleFig(id=1154050888315428886, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图11, caption=
直线线路综合得分, figureFileSmall=AgZqPlHVlmd2JBROyzM3kQ==, figureFileBig=dqJqMlKH0VP7Di+sui/dzw==, tableContent=null), ArticleFig(id=1154050888386732055, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 12, caption=
Comprehensive scores of different curve radii, figureFileSmall=fTJC3qCZGed9i4quOffASw==, figureFileBig=N1d1NLVDmqrsu2rNoRfleg==, tableContent=null), ArticleFig(id=1154050888428675096, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图12, caption=
不同曲线半径综合得分, figureFileSmall=fTJC3qCZGed9i4quOffASw==, figureFileBig=N1d1NLVDmqrsu2rNoRfleg==, tableContent=null), ArticleFig(id=1154050888470618137, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Figure 13, caption=
Average comprehensive scores for each rail cant of different curve radii, figureFileSmall=sSdeBuvc68wArds4SkDiVQ==, figureFileBig=ELDfptET0SJMihvQK3/3/w==, tableContent=null), ArticleFig(id=1154050888537727002, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=图13, caption=
不同曲线半径各轨底坡平均综合得分, figureFileSmall=sSdeBuvc68wArds4SkDiVQ==, figureFileBig=ELDfptET0SJMihvQK3/3/w==, tableContent=null), ArticleFig(id=1154050888625807388, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Table 1, caption=
Main parameters of the vehicle, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数名称 | 数值 |
| 车体质量/kg | 33 859 |
| 车体侧滚转动惯量/kg· ${\mathrm{m}}^{2}$ | 73105 |
| 车体点头转动惯量/kg·m² | 1 157 173 |
| 车体摇头转动惯量/kg·m² | 1 171 980 |
| 构架质量/kg | 2103 |
| 构架侧滚转动惯量/kg·m ${}^{2}$ | 1 333 |
| 构架点头转动惯量/kg·m ${}^{2}$ | 864 |
| 构架摇头转动惯量/kg·m² | 2131 |
| 轮对质量/kg | 1018 |
| 轮对侧滚转动惯量/kg·m² | 546.7 |
| 轮对点头转动惯量 $/\mathrm{{kg}} \cdot {\mathrm{m}}^{2}$ | 75 |
| 轮对摇头转动惯量 $/\mathrm{{kg}} \cdot {\mathrm{m}}^{2}$ | 546.7 |
), ArticleFig(id=1154050888701304862, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=表1, caption=
车辆主要参数, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数名称 | 数值 |
| 车体质量/kg | 33 859 |
| 车体侧滚转动惯量/kg· ${\mathrm{m}}^{2}$ | 73105 |
| 车体点头转动惯量/kg·m² | 1 157 173 |
| 车体摇头转动惯量/kg·m² | 1 171 980 |
| 构架质量/kg | 2103 |
| 构架侧滚转动惯量/kg·m ${}^{2}$ | 1 333 |
| 构架点头转动惯量/kg·m ${}^{2}$ | 864 |
| 构架摇头转动惯量/kg·m² | 2131 |
| 轮对质量/kg | 1018 |
| 轮对侧滚转动惯量/kg·m² | 546.7 |
| 轮对点头转动惯量 $/\mathrm{{kg}} \cdot {\mathrm{m}}^{2}$ | 75 |
| 轮对摇头转动惯量 $/\mathrm{{kg}} \cdot {\mathrm{m}}^{2}$ | 546.7 |
), ArticleFig(id=1154050888768413728, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Table 2, caption=
Rail cant conditions, figureFileSmall=null, figureFileBig=null, tableContent=
| 工况 | 外轨 | 内轨 |
| 1 | 1/40 | 1/40 |
| 2 | 1/30 | 1/40 |
| 3 | 1/20 | 1/40 |
| 4 | 1/40 | 1/30 |
| 5 | 1/30 | 1/30 |
| 6 | 1/20 | 1/30 |
| 7 | 1/40 | 1/20 |
| 8 | 1/30 | 1/20 |
| 9 | 1/20 | 1/20 |
), ArticleFig(id=1154050888822939682, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=表2, caption=
轨底坡工况, figureFileSmall=null, figureFileBig=null, tableContent=
| 工况 | 外轨 | 内轨 |
| 1 | 1/40 | 1/40 |
| 2 | 1/30 | 1/40 |
| 3 | 1/20 | 1/40 |
| 4 | 1/40 | 1/30 |
| 5 | 1/30 | 1/30 |
| 6 | 1/20 | 1/30 |
| 7 | 1/40 | 1/20 |
| 8 | 1/30 | 1/20 |
| 9 | 1/20 | 1/20 |
), ArticleFig(id=1154050888877465636, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Table 3, caption=
Main parameters of four curve sections, figureFileSmall=null, figureFileBig=null, tableContent=
| 半径/ m | 速度/ (km/h) | 直线/ m | 缓和 曲线/m | 圆曲线/ m | 缓和 曲线/m | 直线/ m | 超高/ m |
| 300 | 60 | 250 | 50 | 400 | 50 | 250 | 0.120 |
| 400 | 60 | 250 | 45 | 410 | 45 | 250 | 0.105 |
| 500 | 60 | 250 | 35 | 430 | 35 | 250 | 0.085 |
| 600 | 60 | 250 | 30 | 440 | 30 | 250 | 0.070 |
), ArticleFig(id=1154050888940380198, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=表3, caption=
4 种曲线线路主要参数, figureFileSmall=null, figureFileBig=null, tableContent=
| 半径/ m | 速度/ (km/h) | 直线/ m | 缓和 曲线/m | 圆曲线/ m | 缓和 曲线/m | 直线/ m | 超高/ m |
| 300 | 60 | 250 | 50 | 400 | 50 | 250 | 0.120 |
| 400 | 60 | 250 | 45 | 410 | 45 | 250 | 0.105 |
| 500 | 60 | 250 | 35 | 430 | 35 | 250 | 0.085 |
| 600 | 60 | 250 | 30 | 440 | 30 | 250 | 0.070 |
), ArticleFig(id=1154050888994906151, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Table 4, caption=
Weight coefficients of each index for linear lines, figureFileSmall=null, figureFileBig=null, tableContent=
| 指标 | 信息熵值 | 信息效用值 | 权重系数/% |
| 横向平稳性 | 0.948 7 | 0.051 2 | 73.00 |
| 垂向平稳性 | 0.981 2 | 0.018 7 | 27.00 |
), ArticleFig(id=1154050889041043496, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=表4, caption=
直线线路各项指标权重系数, figureFileSmall=null, figureFileBig=null, tableContent=
| 指标 | 信息熵值 | 信息效用值 | 权重系数/% |
| 横向平稳性 | 0.948 7 | 0.051 2 | 73.00 |
| 垂向平稳性 | 0.981 2 | 0.018 7 | 27.00 |
), ArticleFig(id=1154050889120735273, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Table 5, caption=
Weight coefficients of each index for different curve radii, figureFileSmall=null, figureFileBig=null, tableContent=
| 曲线半径/m | 指标 | 信息熵值 | 信息效用值 | 权重系数/% |
| 300 | 轮轨横向力 | 0.868 3 | 0.1317 | 23.30 |
| 脱轨系数 | 0.791 9 | 0.208 1 | 36.81 |
| 轮重减载率 | 0.949 2 | 0.050 8 | 8.99 |
| 轮对横移量 | 0.946 6 | 0.053 4 | 9.45 |
| 外轨磨耗指数 | 0.910 8 | 0.089 2 | 15.77 |
| 内轨磨耗指数 | 0.967 9 | 0.032 1 | 5.67 |
| 400 | 轮轨横向力 | 0.9275 | 0.072 5 | 18.33 |
| 脱轨系数 | 0.891 4 | 0.1086 | 27.45 |
| 轮重减载率 | 0.9591 | 0.040 9 | 10.34 |
| 轮对横移量 | 0.931 2 | 0.068 8 | 17.39 |
| 外轨磨耗指数 | 0.9418 | 0.058 2 | 14.71 |
| 内轨磨耗指数 | 0.953 4 | 0.046 6 | 11.78 |
| 曲线半径/m | 指标 | 信息熵值 | 信息效用值 | 权重系数/% |
| 500 | 轮轨横向力 | 0.9429 | 0.0571 | 16.05 |
| 脱轨系数 | 0.932 9 | 0.067 1 | 18.88 |
| 轮重减载率 | 0.9584 | 0.041 6 | 11.69 |
| 轮对横移量 | 0.9452 | 0.054 8 | 15.42 |
| 外轨磨耗指数 | 0.933 5 | 0.066 5 | 18.71 |
| 内轨磨耗指数 | 0.931 6 | 0.068 4 | 19.24 |
| 600 | 轮轨横向力 | 0.947 6 | 0.0524 | 15.62 |
| 脱轨系数 | 0.9473 | 0.0527 | 15.68 |
| 轮重减载率 | 0.9195 | 0.080 5 | 23.96 |
| 轮对横移量 | 0.948 8 | 0.051 2 | 15.24 |
| 外轨磨耗指数 | 0.9553 | 0.044 7 | 13.31 |
| 内轨磨耗指数 | 0.945 6 | 0.054 4 | 16.19 |
), ArticleFig(id=1154050889192038443, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=表5, caption=
不同曲线半径各项指标权重系数, figureFileSmall=null, figureFileBig=null, tableContent=
| 曲线半径/m | 指标 | 信息熵值 | 信息效用值 | 权重系数/% |
| 300 | 轮轨横向力 | 0.868 3 | 0.1317 | 23.30 |
| 脱轨系数 | 0.791 9 | 0.208 1 | 36.81 |
| 轮重减载率 | 0.949 2 | 0.050 8 | 8.99 |
| 轮对横移量 | 0.946 6 | 0.053 4 | 9.45 |
| 外轨磨耗指数 | 0.910 8 | 0.089 2 | 15.77 |
| 内轨磨耗指数 | 0.967 9 | 0.032 1 | 5.67 |
| 400 | 轮轨横向力 | 0.9275 | 0.072 5 | 18.33 |
| 脱轨系数 | 0.891 4 | 0.1086 | 27.45 |
| 轮重减载率 | 0.9591 | 0.040 9 | 10.34 |
| 轮对横移量 | 0.931 2 | 0.068 8 | 17.39 |
| 外轨磨耗指数 | 0.9418 | 0.058 2 | 14.71 |
| 内轨磨耗指数 | 0.953 4 | 0.046 6 | 11.78 |
| 曲线半径/m | 指标 | 信息熵值 | 信息效用值 | 权重系数/% |
| 500 | 轮轨横向力 | 0.9429 | 0.0571 | 16.05 |
| 脱轨系数 | 0.932 9 | 0.067 1 | 18.88 |
| 轮重减载率 | 0.9584 | 0.041 6 | 11.69 |
| 轮对横移量 | 0.9452 | 0.054 8 | 15.42 |
| 外轨磨耗指数 | 0.933 5 | 0.066 5 | 18.71 |
| 内轨磨耗指数 | 0.931 6 | 0.068 4 | 19.24 |
| 600 | 轮轨横向力 | 0.947 6 | 0.0524 | 15.62 |
| 脱轨系数 | 0.9473 | 0.0527 | 15.68 |
| 轮重减载率 | 0.9195 | 0.080 5 | 23.96 |
| 轮对横移量 | 0.948 8 | 0.051 2 | 15.24 |
| 外轨磨耗指数 | 0.9553 | 0.044 7 | 13.31 |
| 内轨磨耗指数 | 0.945 6 | 0.054 4 | 16.19 |
), ArticleFig(id=1154050889242370093, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Table 6, caption=
Optimal rail cant settings and comprehensive scores for wheel wear profiles at different curve radii, figureFileSmall=null, figureFileBig=null, tableContent=
| 曲线半径/m | 车轮型面 | 最佳外/内轨轨底坡 | 综合得分 |
| 300 | ${\mathrm{S}}_{0}$ | $1/{30},1/{30}$ | 0.16 |
| ${\mathrm{S}}_{1}$ | $1/{20},1/{30}$ | 0.22 |
| ${\mathrm{S}}_{2}$ | $1/{20},1/{20}$ | 0.17 |
| ${\mathrm{S}}_{3}$ | $1/{40},1/{20}$ | 0.53 |
| 400 | ${\mathrm{S}}_{0}$ | $1/{30},1/{30}$ | 0.29 |
| ${\mathrm{S}}_{1}$ | $1/{40},1/{30}$ | 0.33 |
| ${\mathrm{S}}_{2}$ | $1/{20},1/{40}$ | 0.18 |
| ${\mathrm{S}}_{3}$ | $1/{20},1/{20}$ | 0.56 |
| 500 | ${\mathrm{S}}_{0}$ | $1/{30},1/{30}$ | 0.36 |
| ${\mathrm{S}}_{1}$ | $1/{20},1/{40}$ | 0.45 |
| ${\mathrm{S}}_{2}$ | $1/{30},1/{40}$ | 0.18 |
| ${\mathrm{S}}_{3}$ | $1/{40},1/{40}$ | 0.39 |
| 600 | ${\mathrm{S}}_{0}$ | $1/{40},1/{30}$ | 0.38 |
| ${\mathrm{S}}_{1}$ | $1/{20},1/{20}$ | 0.45 |
| ${\mathrm{S}}_{2}$ | $1/{30},1/{40}$ | 0.24 |
| ${\mathrm{S}}_{3}$ | $1/{40},1/{40}$ | 0.34 |
), ArticleFig(id=1154050889313673263, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=表6, caption=
不同曲线半径下各车轮磨耗型面对应的最佳轨底坡及综合得分, figureFileSmall=null, figureFileBig=null, tableContent=
| 曲线半径/m | 车轮型面 | 最佳外/内轨轨底坡 | 综合得分 |
| 300 | ${\mathrm{S}}_{0}$ | $1/{30},1/{30}$ | 0.16 |
| ${\mathrm{S}}_{1}$ | $1/{20},1/{30}$ | 0.22 |
| ${\mathrm{S}}_{2}$ | $1/{20},1/{20}$ | 0.17 |
| ${\mathrm{S}}_{3}$ | $1/{40},1/{20}$ | 0.53 |
| 400 | ${\mathrm{S}}_{0}$ | $1/{30},1/{30}$ | 0.29 |
| ${\mathrm{S}}_{1}$ | $1/{40},1/{30}$ | 0.33 |
| ${\mathrm{S}}_{2}$ | $1/{20},1/{40}$ | 0.18 |
| ${\mathrm{S}}_{3}$ | $1/{20},1/{20}$ | 0.56 |
| 500 | ${\mathrm{S}}_{0}$ | $1/{30},1/{30}$ | 0.36 |
| ${\mathrm{S}}_{1}$ | $1/{20},1/{40}$ | 0.45 |
| ${\mathrm{S}}_{2}$ | $1/{30},1/{40}$ | 0.18 |
| ${\mathrm{S}}_{3}$ | $1/{40},1/{40}$ | 0.39 |
| 600 | ${\mathrm{S}}_{0}$ | $1/{40},1/{30}$ | 0.38 |
| ${\mathrm{S}}_{1}$ | $1/{20},1/{20}$ | 0.45 |
| ${\mathrm{S}}_{2}$ | $1/{30},1/{40}$ | 0.24 |
| ${\mathrm{S}}_{3}$ | $1/{40},1/{40}$ | 0.34 |
), ArticleFig(id=1154050889401753649, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=EN, label=Table 7, caption=
Average comprehensive scores for rail cant settings under straight track conditions, figureFileSmall=null, figureFileBig=null, tableContent=
| 车轮型面 | S0 | S1 | S2 | S3 | 平均综合得分 |
| $1/{40},1/{40}$ | 0.56 | 0.28 | 0.14 | 0.09 | 0.27 |
| $1/{30},1/{40}$ | 0.55 | 0.22 | 0.12 | 0.01 | 0.22 |
| $1/{20},1/{40}$ | 0.44 | 0.13 | 0.30 | 0.23 | 0.27 |
| $1/{40},1/{30}$ | 0.57 | 0.27 | 0.22 | 0.16 | 0.31 |
| $1/{30},1/{30}$ | 0.55 | 0.21 | 0.18 | 0.13 | 0.27 |
| $1/{20},1/{30}$ | 0.45 | 0.17 | 0.43 | 0.38 | 0.36 |
| $1/{40},1/{20}$ | 0.56 | 0.28 | 0.48 | 0.50 | 0.45 |
| $1/{30},1/{20}$ | 0.53 | 0.27 | 0.54 | 0.54 | 0.47 |
| $1/{20},1/{20}$ | 0.47 | 0.41 | 0.72 | 0.79 | 0.60 |
), ArticleFig(id=1154050889464668210, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149729538659234591, language=CN, label=表7, caption=
直线条件下各轨底坡平均综合得分, figureFileSmall=null, figureFileBig=null, tableContent=
| 车轮型面 | S0 | S1 | S2 | S3 | 平均综合得分 |
| $1/{40},1/{40}$ | 0.56 | 0.28 | 0.14 | 0.09 | 0.27 |
| $1/{30},1/{40}$ | 0.55 | 0.22 | 0.12 | 0.01 | 0.22 |
| $1/{20},1/{40}$ | 0.44 | 0.13 | 0.30 | 0.23 | 0.27 |
| $1/{40},1/{30}$ | 0.57 | 0.27 | 0.22 | 0.16 | 0.31 |
| $1/{30},1/{30}$ | 0.55 | 0.21 | 0.18 | 0.13 | 0.27 |
| $1/{20},1/{30}$ | 0.45 | 0.17 | 0.43 | 0.38 | 0.36 |
| $1/{40},1/{20}$ | 0.56 | 0.28 | 0.48 | 0.50 | 0.45 |
| $1/{30},1/{20}$ | 0.53 | 0.27 | 0.54 | 0.54 | 0.47 |
| $1/{20},1/{20}$ | 0.47 | 0.41 | 0.72 | 0.79 | 0.60 |
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