Article(id=1149742004524990755, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149741999626043609, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1672-6073.2024.06.017, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1708272000000, receivedDateStr=2024-02-19, revisedDate=1712073600000, revisedDateStr=2024-04-03, acceptedDate=null, acceptedDateStr=null, onlineDate=1752049455052, onlineDateStr=2025-07-09, pubDate=null, pubDateStr=null, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752049455052, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752049455052, creator=13701087609, updateTime=1752049455052, updator=13701087609, issue=Issue{id=1149741999626043609, tenantId=1146029695717560320, journalId=1146123302524792850, year='2024', volume='37', issue='6', pageStart='1', pageEnd='148', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1752049453884, creator=13701087609, updateTime=1753780113622, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1157000912746139776, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149741999626043609, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1157000912746139777, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149741999626043609, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=123, endPage=129, ext={EN=ArticleExt(id=1149742004747288873, articleId=1149742004524990755, tenantId=1146029695717560320, journalId=1146123302524792850, language=EN, title=Research and Application of a Rail Transit Metro Vehicle Speed Measurement Platform Scheme, columnId=1152669334582243706, journalTitle=Urban Rapid Rail Transit, columnName=Electrical and Mechanical Engineering, runingTitle=null, highlight=null, articleAbstract=
A vehicle speed measurement platform was developed to address the problem of diverse speed sensor models and an excessive number of sensors. This study outlines the overall design principles of the speed measurement platform, informed by an analysis of speed requirements for systems including vehicle traction, braking, signaling, and running gears. The proposed technical scheme advocates for the unification of speed sensors across various vehicle systems and introduces a method for calculating vehicle speed by integrating data from speed sensors and accelerometers. Additionally, it provides a technique for calculating the reference wheel diameter in conjunction with ground responder equipment information. The platform features two flexible methods for transmitting speed information: hardlines and networks. The research findings indicate that, compared to traditional speed measurement methods, this platform offers a unified and more accurate source of vehicle speed information, effectively meeting the requirements of traction, braking, signaling, and running gear systems.
, correspAuthors=Jun WU, 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=Jun WU, Junping WANG), CN=ArticleExt(id=1149742013886677604, articleId=1149742004524990755, tenantId=1146029695717560320, journalId=1146123302524792850, language=CN, title=轨道交通地铁车辆测速平台方案研究及应用, columnId=1152669334955536763, journalTitle=都市快轨交通, columnName=机电工程, runingTitle=null, highlight=null, articleAbstract=
针对目前地铁车辆各系统各自配置速度传感器,导致车辆速度传感器型号不一、数量众多的问题,构建了一种车辆测速平台。本文提出测速平台的总体设计原则,在分析车辆牵引、制动、信号、走行部等系统车速需求的基础上,提出测速平台的技术方案。该平台提出对车辆各系统测速传感器进行统型,综合速度传感器和加速度计信息提出计算车速的方法,结合地面应答器设备信息提出计算参考轮径值的方法。测速平台提出硬线和网络两种灵活传输车速信息的方式。研究结果表明:与传统测速方式相比,该测速平台为各系统提供统一且更准确的车速信息,能够满足牵引、制动、信号、走行部等系统使用需求。
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, authorsList=吴君, 王俊平)}, authors=[Author(id=1154044463501533394, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=wujun@rtte.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1154044463577030868, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, authorId=1154044463501533394, language=EN, stringName=Jun WU, firstName=Jun, middleName=null, lastName=WU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=Beijing Rail Transit Technology Equipment Group Co., Ltd. Beijing 100070, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1154044463627362517, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, authorId=1154044463501533394, language=CN, stringName=吴君, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=北京轨道交通技术装备集团有限公司 北京 100070, bio={"content":"
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ZHANG Yichen ,
WANG Liyan . Analysis and engineering application of medium and low speed maglev train speed measurement system research[J].
Urban mass transit,
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25(7): 47-50., articleTitle=Analysis and engineering application of medium and low speed maglev train speed measurement system research, refAbstract=null), Reference(id=1154044467909746961, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, doi=null, pmid=null, pmcid=null, year=2021, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[10], rfOrder=18, authorNames=张馨月, journalName=null, refType=null, unstructuredReference=张馨月. 基于多传感器信息融合技术的中低速磁浮测速测距技术[D]. 成都: 西南交通大学,
2021., articleTitle=基于多传感器信息融合技术的中低速磁浮测速测距技术, refAbstract=null), Reference(id=1154044467972661522, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, doi=null, pmid=null, pmcid=null, year=2021, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[10], rfOrder=19, authorNames=ZHANG Xinyue, journalName=null, refType=null, unstructuredReference=
ZHANG Xinyue . Medium and low speed maglev speed and displacement measurement technology based on multi-sensor information fusion technology[D]. Chengdu: Southwest Jiaotong University,
2021., articleTitle=Medium and low speed maglev speed and displacement measurement technology based on multi-sensor information fusion technology, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1154044463430230222, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, xref=null, ext=[AuthorCompanyExt(id=1154044463434424527, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, companyId=1154044463430230222, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Beijing Rail Transit Technology Equipment Group Co., Ltd. Beijing 100070), AuthorCompanyExt(id=1154044463442813136, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, companyId=1154044463430230222, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=北京轨道交通技术装备集团有限公司 北京 100070)])], figs=[ArticleFig(id=1154044465430913253, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Figure 1, caption=
Schematic diagram of output signal phase difference, figureFileSmall=9d6vfzdPjp6rccdGR63UBw==, figureFileBig=zY2u7UVVAsHTW+tPO/D3LQ==, tableContent=null), ArticleFig(id=1154044465481244902, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=图 1, caption=
输出信号相位差示意, figureFileSmall=9d6vfzdPjp6rccdGR63UBw==, figureFileBig=zY2u7UVVAsHTW+tPO/D3LQ==, tableContent=null), ArticleFig(id=1154044465548353767, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Figure 2, caption=
Diagram of the principle of velocity calculation using the measurement of periods, figureFileSmall=cmgs6wwLul90JHdlv32wXQ==, figureFileBig=WqxWDhrM35FIxkfOxknFlw==, tableContent=null), ArticleFig(id=1154044465607074024, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=图 2, caption=
车速计算测周法原理, figureFileSmall=cmgs6wwLul90JHdlv32wXQ==, figureFileBig=WqxWDhrM35FIxkfOxknFlw==, tableContent=null), ArticleFig(id=1154044465657405673, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Figure 3, caption=
Flowchart of velocity calculation method, figureFileSmall=/PSFToOLemLXxIja0phBsQ==, figureFileBig=SrHPpRdwqIggeMZDTDrvEA==, tableContent=null), ArticleFig(id=1154044465707737322, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=图 3, caption=
车速计算方法流程, figureFileSmall=/PSFToOLemLXxIja0phBsQ==, figureFileBig=SrHPpRdwqIggeMZDTDrvEA==, tableContent=null), ArticleFig(id=1154044465753874667, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Figure 4, caption=
Schematic diagram of the principle of velocity calculation using frequency measurement method, figureFileSmall=7xN6qxEXe5bZJO8SuNaETQ==, figureFileBig=pCiVcRNf4c2GBkgNCW908g==, tableContent=null), ArticleFig(id=1154044465812594924, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=图 4, caption=
车速计算测频法原理示意, figureFileSmall=7xN6qxEXe5bZJO8SuNaETQ==, figureFileBig=pCiVcRNf4c2GBkgNCW908g==, tableContent=null), ArticleFig(id=1154044465871315181, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Figure 5, caption=
Diagram of the speed output transmission path of the speed measurement platform before improvement, figureFileSmall=W485Xuv8djCiadeGX+TvBQ==, figureFileBig=/EtcH7//pdFWcfOmPySaBw==, tableContent=null), ArticleFig(id=1154044465921646830, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=图 5, caption=
改进前测速平台车速输出传输路径示意, figureFileSmall=W485Xuv8djCiadeGX+TvBQ==, figureFileBig=/EtcH7//pdFWcfOmPySaBw==, tableContent=null), ArticleFig(id=1154044465967784175, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Figure 6, caption=
Schematic diagram of the delay of velocity calculation using frequency measurement method, figureFileSmall=q4zZvACcAfoFDWf2wqhH8w==, figureFileBig=QEgxsd36pQH3Mrmk45P89g==, tableContent=null), ArticleFig(id=1154044466022310128, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=图 6, caption=
车速计算测频法延时示意, figureFileSmall=q4zZvACcAfoFDWf2wqhH8w==, figureFileBig=QEgxsd36pQH3Mrmk45P89g==, tableContent=null), ArticleFig(id=1154044466072641777, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Figure 7, caption=
Schematic diagram of the delay of velocity calculation using periods measurement method, figureFileSmall=dypTdKmGveNVQqF/+zCx4g==, figureFileBig=IaFo969TXx0xQrQzBT60GA==, tableContent=null), ArticleFig(id=1154044466122973426, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=图 7, caption=
车速计算测周法延时示意, figureFileSmall=dypTdKmGveNVQqF/+zCx4g==, figureFileBig=IaFo969TXx0xQrQzBT60GA==, tableContent=null), ArticleFig(id=1154044466173305075, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Figure 8, caption=
Schematic diagram of the improved speed transmission path, figureFileSmall=lJvfvSS5YgeoFtJSw57Oxg==, figureFileBig=7/fm9tG3lMZWGcywoXqAMA==, tableContent=null), ArticleFig(id=1154044466227831028, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=图 8, caption=
改进后车速传输路径示意, figureFileSmall=lJvfvSS5YgeoFtJSw57Oxg==, figureFileBig=7/fm9tG3lMZWGcywoXqAMA==, tableContent=null), ArticleFig(id=1154044466278162677, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Table 1, caption=
Speed platform equipment configuration, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 设备 | TMc1 | Mp1 | Mp2 | TMc2 | 总计数量 |
| 1 | 速度传感器 | 4 | 4 | 4 | 4 | 16 |
| 2 | 测速单元 | 2 | 1 | 1 | 2 | 6 |
), ArticleFig(id=1154044466328494326, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=表 1, caption=
速度平台设备配置, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 设备 | TMc1 | Mp1 | Mp2 | TMc2 | 总计数量 |
| 1 | 速度传感器 | 4 | 4 | 4 | 4 | 16 |
| 2 | 测速单元 | 2 | 1 | 1 | 2 | 6 |
), ArticleFig(id=1154044466383020279, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Table 2, caption=
Comparison of delay before and after speed measurement platform optimization, figureFileSmall=null, figureFileBig=null, tableContent=
| 类别 | 测速 方法 延时 | 测速接口 板发送 延时 | RIOM 板 发送延时 | TRDP 服务发送 延时 | WSP控制 板接收 延时 | 总延 时 |
| 优化前 | 180 (测频法) | 40 | 30 | <1 | 50 | 300 |
| 优化后 | 10 (测周法) | 0 | 0 | <1 | 50 | 60 |
), ArticleFig(id=1154044466433351928, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=表 2, caption=
测速平台优化前后延时对比表, figureFileSmall=null, figureFileBig=null, tableContent=
| 类别 | 测速 方法 延时 | 测速接口 板发送 延时 | RIOM 板 发送延时 | TRDP 服务发送 延时 | WSP控制 板接收 延时 | 总延 时 |
| 优化前 | 180 (测频法) | 40 | 30 | <1 | 50 | 300 |
| 优化后 | 10 (测周法) | 0 | 0 | <1 | 50 | 60 |
), ArticleFig(id=1154044466492072185, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Table 3, caption=
Partial data results of field test delay, figureFileSmall=null, figureFileBig=null, tableContent=
| 时间 /s | 制动 指令 | 一轴车速/ (km/h) | 二轴车速/ (km/h) | 瞬时减车 速/(km/h) | 平均减车 速/(km/h) | 延时/ ms |
| 35: 34.6 | 0 | 49.4 | 49.5 | -1.07 | 1.14 | 24.37 |
| 35: 34.7 | 0 | 49.7 | 50 | -1.11 | 1.14 | 73.10 |
| 35: 34.8 | 0 | 50.2 | 50.3 | -1.05 | 1.14 | 24.37 |
| 35: 34.9 | 0 | 50.5 | 50.7 | -1.11 | 1.14 | 48.73 |
| 35: 35.0 | 0 | 50.9 | 51.1 | -1.08 | 1.14 | 48.73 |
| 35: 35.1 | 0 | 51.4 | 51.5 | -1.14 | 1.14 | 24.37 |
| 35: 35.2 | 0 | 51.5 | 51.9 | -1.11 | 1.13 | 98.33 |
| 35: 35.3 | 0 | 52.1 | 52.3 | -1.16 | 1.14 | 48.73 |
| 35: 35.4 | 0 | 52.5 | 52.7 | -1.09 | 1.13 | 49.16 |
| 35: 35.5 | 0 | 53 | 53 | -1.13 | 1.14 | 0.00 |
| 35: 35.6 | 0 | 53.3 | 53.5 | -1.07 | 1.13 | 49.16 |
| 35: 35.7 | 0 | 53.8 | 53.9 | -1.13 | 1.14 | 24.37 |
| 35: 35.8 | 0 | 54.2 | 54.3 | -1.06 | 1.13 | 24.58 |
| 35: 35.9 | 0 | 54.4 | 54.7 | -1.14 | 1.14 | 73.10 |
| 35: 36.0 | 0 | 55.2 | 55.5 | -1.06 | 1.13 | 73.75 |
| 35: 36.1 | 0 | 55.2 | 55.5 | -1.14 | 1.14 | 73.10 |
| 35: 36.2 | 0 | 55.7 | 55.8 | -1.06 | 1.13 | 24.58 |
| 35 :36.3 | 0 | 56.1 | 56.3 | -1.14 | 1.14 | 48.73 |
| 35 : 36.4 | 0 | 56.4 | 56.7 | -1.05 | 1.12 | 74.40 |
| 35: 36.5 | 0 | 57 | 57 | -1.13 | 1.14 | 0.00 |
| 35: 36.6 | 0 | 57.2 | 57.5 | -1.08 | 1.13 | 73.75 |
| 35 :36.7 | 0 | 57.7 | 57.9 | -1.16 | 1.13 | 49.16 |
| 35: 36.8 | 0 | 58.1 | 58.3 | -1.08 | 1.13 | 49.16 |
), ArticleFig(id=1154044466550792442, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=表 3, caption=
现场测试延时部分数据结果, figureFileSmall=null, figureFileBig=null, tableContent=
| 时间 /s | 制动 指令 | 一轴车速/ (km/h) | 二轴车速/ (km/h) | 瞬时减车 速/(km/h) | 平均减车 速/(km/h) | 延时/ ms |
| 35: 34.6 | 0 | 49.4 | 49.5 | -1.07 | 1.14 | 24.37 |
| 35: 34.7 | 0 | 49.7 | 50 | -1.11 | 1.14 | 73.10 |
| 35: 34.8 | 0 | 50.2 | 50.3 | -1.05 | 1.14 | 24.37 |
| 35: 34.9 | 0 | 50.5 | 50.7 | -1.11 | 1.14 | 48.73 |
| 35: 35.0 | 0 | 50.9 | 51.1 | -1.08 | 1.14 | 48.73 |
| 35: 35.1 | 0 | 51.4 | 51.5 | -1.14 | 1.14 | 24.37 |
| 35: 35.2 | 0 | 51.5 | 51.9 | -1.11 | 1.13 | 98.33 |
| 35: 35.3 | 0 | 52.1 | 52.3 | -1.16 | 1.14 | 48.73 |
| 35: 35.4 | 0 | 52.5 | 52.7 | -1.09 | 1.13 | 49.16 |
| 35: 35.5 | 0 | 53 | 53 | -1.13 | 1.14 | 0.00 |
| 35: 35.6 | 0 | 53.3 | 53.5 | -1.07 | 1.13 | 49.16 |
| 35: 35.7 | 0 | 53.8 | 53.9 | -1.13 | 1.14 | 24.37 |
| 35: 35.8 | 0 | 54.2 | 54.3 | -1.06 | 1.13 | 24.58 |
| 35: 35.9 | 0 | 54.4 | 54.7 | -1.14 | 1.14 | 73.10 |
| 35: 36.0 | 0 | 55.2 | 55.5 | -1.06 | 1.13 | 73.75 |
| 35: 36.1 | 0 | 55.2 | 55.5 | -1.14 | 1.14 | 73.10 |
| 35: 36.2 | 0 | 55.7 | 55.8 | -1.06 | 1.13 | 24.58 |
| 35 :36.3 | 0 | 56.1 | 56.3 | -1.14 | 1.14 | 48.73 |
| 35 : 36.4 | 0 | 56.4 | 56.7 | -1.05 | 1.12 | 74.40 |
| 35: 36.5 | 0 | 57 | 57 | -1.13 | 1.14 | 0.00 |
| 35: 36.6 | 0 | 57.2 | 57.5 | -1.08 | 1.13 | 73.75 |
| 35 :36.7 | 0 | 57.7 | 57.9 | -1.16 | 1.13 | 49.16 |
| 35: 36.8 | 0 | 58.1 | 58.3 | -1.08 | 1.13 | 49.16 |
), ArticleFig(id=1154044466622095611, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Table 4, caption=
Antislip test results of the braking system, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 级位 | 车速/ (km/h) | 防滑 效率1% | 结论 |
| 1 | 电空混合最大 常用制动 | 100 | - | 防滑保护功能正常, 试验合格 |
| 2 | 电空混合快速制动 | 100 | - | 防滑保护功能正常, 试验合格 |
| 3 | 纯空气最大常用 制动 | 100 | 96 | 防滑保护功能正常, 试验合格 |
| 4 | 纯空气快速制动 | 100 | 90 | 防滑保护功能正常, 试验合格 |
| 5 | 紧急制动 | 100 | 92 | 防滑保护功能正常, 试验合格 |
), ArticleFig(id=1154044466689204476, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=表 4, caption=
制动系统防滑试验结果, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 级位 | 车速/ (km/h) | 防滑 效率1% | 结论 |
| 1 | 电空混合最大 常用制动 | 100 | - | 防滑保护功能正常, 试验合格 |
| 2 | 电空混合快速制动 | 100 | - | 防滑保护功能正常, 试验合格 |
| 3 | 纯空气最大常用 制动 | 100 | 96 | 防滑保护功能正常, 试验合格 |
| 4 | 纯空气快速制动 | 100 | 90 | 防滑保护功能正常, 试验合格 |
| 5 | 紧急制动 | 100 | 92 | 防滑保护功能正常, 试验合格 |
), ArticleFig(id=1154044466739536125, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=EN, label=Table 5, caption=
Comparative analysis of advantages and disadvantages between traditional speed measurement and speed measurement platform, figureFileSmall=null, figureFileBig=null, tableContent=
| 名称 | 传统测速 | 测速平台 | 评价 |
| 系统安全 可靠性 | 信号 SIL4,牵 引/制动 SIL2 | SIL4/SIL2 级测速 | 安全可靠 性一致 |
| 系统成本 | - | 传感器设备统型,减少 4 个光 电传感器,信号系统成本降低; 增加 2 块测速板卡,车辆成本 增加 | 总成本 下降 |
| 系统性能 | 信号光电传感 器 200 齿; 制动速度传感 器硬线直接 接入 | 测速传感器 160 齿, 满足信号 系统性能需求; 测速平台输出车速信息给制动 系统,满足制动系统性能需求; 各系统车速来源一致,有利于 提升车辆控制精度和后续故 障排查 | 测速平台 系统性能 满足信号 和制动系 统性能 要求 |
| 车辆安装 维护 | 速度传感器类 型和数量多, 转向架走线复 杂, 后续维护 成本高 | 统一测速传感器类型,数量减 少,简化转向架走线,降低后 续维护成本 | 测速平台 转向架走 线简单, 降低维护 成本 |
| 发展趋势 | - | 构建统一的测速平台,各系统 车速来源一致, 符合车辆构建 一体化平台的发展趋势 | 测速平台 符合发展 趋势 |
), ArticleFig(id=1154044466789867774, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149742004524990755, language=CN, label=表 5, caption=
传统测速与测速平台优劣势对比分析, figureFileSmall=null, figureFileBig=null, tableContent=
| 名称 | 传统测速 | 测速平台 | 评价 |
| 系统安全 可靠性 | 信号 SIL4,牵 引/制动 SIL2 | SIL4/SIL2 级测速 | 安全可靠 性一致 |
| 系统成本 | - | 传感器设备统型,减少 4 个光 电传感器,信号系统成本降低; 增加 2 块测速板卡,车辆成本 增加 | 总成本 下降 |
| 系统性能 | 信号光电传感 器 200 齿; 制动速度传感 器硬线直接 接入 | 测速传感器 160 齿, 满足信号 系统性能需求; 测速平台输出车速信息给制动 系统,满足制动系统性能需求; 各系统车速来源一致,有利于 提升车辆控制精度和后续故 障排查 | 测速平台 系统性能 满足信号 和制动系 统性能 要求 |
| 车辆安装 维护 | 速度传感器类 型和数量多, 转向架走线复 杂, 后续维护 成本高 | 统一测速传感器类型,数量减 少,简化转向架走线,降低后 续维护成本 | 测速平台 转向架走 线简单, 降低维护 成本 |
| 发展趋势 | - | 构建统一的测速平台,各系统 车速来源一致, 符合车辆构建 一体化平台的发展趋势 | 测速平台 符合发展 趋势 |
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