Article(id=1172525476284346845, tenantId=1146029695717560320, journalId=1152916057816748034, issueId=1172525471628673796, articleNumber=null, orderNo=null, doi=10.3969/j.issn.2095‒1469.2025.04.15, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1732464000000, receivedDateStr=2024-11-25, revisedDate=1735401600000, revisedDateStr=2024-12-29, acceptedDate=null, acceptedDateStr=null, onlineDate=1757481458016, onlineDateStr=2025-09-10, pubDate=1752940800000, pubDateStr=2025-07-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1757481458016, onlineIssueDateStr=2025-09-10, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1757481458016, creator=13701087609, updateTime=1757481458016, updator=13701087609, issue=Issue{id=1172525471628673796, tenantId=1146029695717560320, journalId=1152916057816748034, year='2025', volume='15', issue='4', pageStart='427', pageEnd='619', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1757481456904, creator=13701087609, updateTime=1757489711911, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1172560095704662894, tenantId=1146029695717560320, journalId=1152916057816748034, issueId=1172525471628673796, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1172560095704662895, tenantId=1146029695717560320, journalId=1152916057816748034, issueId=1172525471628673796, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=590, endPage=602, ext={EN=ArticleExt(id=1172525476544393696, articleId=1172525476284346845, tenantId=1146029695717560320, journalId=1152916057816748034, language=EN, title=Compiling Load Spectra for Electric Vehicle Drive Systems with Strong User Association, columnId=1153756965063877395, journalTitle=Chinese Journal of Automotive Engineering, columnName=System Dynamics Section, runingTitle=null, highlight=null, articleAbstract=
To resolve the difficulty of identifying representative data and the poor fatigue-damage consistency in low-sampling-rate online data when constructing electric vehicle load spectra on big data platforms, the paper proposes a method with strong user association for compiling the load spectrum of an electric vehicle drive system. First, on the big data platform, user characteristics are described from five dimensions: road type, driving style, load capacity, vehicle speed, and torque. Based on these user profiles, the paper proposes a global-optimal-pairing filter that selects a representative online user dataset, and applies a constraint-based fragment stitching method to join the data segments in order, establishing a multi-feature association between the load spectra and users. To improve damage consistency in low sampling rate online data, high-sampling-rate offline data collected from real vehicles are incorporated to enhance damage equivalence between the load spectra and users. The feature matching results show that the filtered data set deviates from the target user by only about 0.05 for each feature parameter, with no deviation exceeding 0.15. Fatigue-damage calculations confirm that the fusion of low-rate online data with high-rate offline data effectively enhances the damage equivalence between the load spectrum and the users.
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针对目前基于大数据平台构建电动汽车载荷谱时典型数据难以确定、线上低采样率数据与实际载荷损伤一致性较差的问题,提出一种强用户关联的电动汽车驱动系统载荷谱编制方法。基于大数据平台,从道路类型、驾驶风格、载重、车速、转矩5个维度进行用户画像,根据用户画像结果,提出一种基于全局最优配对的线上数据筛选方法,从平台获取用户典型数据集,同时提出一种基于约束的片段拼接方法对数据集进行有序拼接,实现载荷谱与用户的多特征关联。针对线上低采样率数据与实际载荷损伤一致性差的问题,结合实车采集数据,通过融合线下高采样率数据增强载荷谱与用户的损伤等效。由特征值匹配度结果可知,采用该数据筛选方法获得数据集与用户在各特征参数下的偏差率均在0.05左右,且最大不超过0.15;载荷谱损伤计算结果表明,线上低采样率和线下高采样率数据相融合的方法可有效增强载荷谱与用户的损伤等效。
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魏玉超(1998-),男,河南周口人,硕士研究生,主要研究方向为电动汽车驱动系统可靠性分析。 E-mail:949687346@qq.com
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魏玉超(1998-),男,河南周口人,硕士研究生,主要研究方向为电动汽车驱动系统可靠性分析。 E-mail:949687346@qq.com
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38(9):1830-1838.(in Chinese), articleTitle=Compilation of Load Spectrum for Tracked Vehicle Transmission Shaft Based on Kernel Density Estimation, refAbstract=null)], funds=[Fund(id=1175522930697056640, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, awardId=2023-YBGY-122, language=CN, fundingSource=陕西省重点研发计划项目(2023-YBGY-122), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1175522924502069540, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, xref=null, ext=[AuthorCompanyExt(id=1175522924506263845, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, companyId=1175522924502069540, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=School of Automotive Engineering,Chang’an University,Xi’an 710064,China), AuthorCompanyExt(id=1175522924514652454, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, companyId=1175522924502069540, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=长安大学 汽车学院,西安 710064)])], figs=[ArticleFig(id=1175522926439838024, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=5Bi0rsww3RZiDRlfHOt9NA==, figureFileBig=CmaIEh7ygsEGcJKAumWF/w==, tableContent=null), ArticleFig(id=1175522926502752585, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图1, caption=
用户量-损伤关系曲线, figureFileSmall=5Bi0rsww3RZiDRlfHOt9NA==, figureFileBig=CmaIEh7ygsEGcJKAumWF/w==, tableContent=null), ArticleFig(id=1175522926561472842, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=UfxVghO1Vquz4tYFfn07YQ==, figureFileBig=5lY7SAeIv93ZeQJPM4smuQ==, tableContent=null), ArticleFig(id=1175522926628581707, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图2, caption=
部分采样率数据雨流矩阵, figureFileSmall=UfxVghO1Vquz4tYFfn07YQ==, figureFileBig=5lY7SAeIv93ZeQJPM4smuQ==, tableContent=null), ArticleFig(id=1175522926678913356, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=ZXDPQ7Blo/rwP10QSGS8ng==, figureFileBig=Cebf+2lGBPsIt9MIUqvzjw==, tableContent=null), ArticleFig(id=1175522926725050701, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图3, caption=
载荷谱数据采集方案, figureFileSmall=ZXDPQ7Blo/rwP10QSGS8ng==, figureFileBig=Cebf+2lGBPsIt9MIUqvzjw==, tableContent=null), ArticleFig(id=1175522926779576654, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=YEru7s9WKTlQLUooQm+62Q==, figureFileBig=BixTHfRX8ITiOI60avKhVg==, tableContent=null), ArticleFig(id=1175522926888628559, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图4, caption=
车速里程分布, figureFileSmall=YEru7s9WKTlQLUooQm+62Q==, figureFileBig=BixTHfRX8ITiOI60avKhVg==, tableContent=null), ArticleFig(id=1175522926951543120, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=v4LBUMs0P/Qy4hvvn2HcSw==, figureFileBig=aO4TX4Yt8cyg45MLHsK1Fg==, tableContent=null), ArticleFig(id=1175522927010263377, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图5, caption=
驱动电机转矩分布, figureFileSmall=v4LBUMs0P/Qy4hvvn2HcSw==, figureFileBig=aO4TX4Yt8cyg45MLHsK1Fg==, tableContent=null), ArticleFig(id=1175522927060595026, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=+MMNbIl7QDbIqS+OA2Gscg==, figureFileBig=RsOB2tQ3d1Oagmht+dXjwg==, tableContent=null), ArticleFig(id=1175522927119315283, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图6, caption=
GPS范围库划分流程, figureFileSmall=+MMNbIl7QDbIqS+OA2Gscg==, figureFileBig=RsOB2tQ3d1Oagmht+dXjwg==, tableContent=null), ArticleFig(id=1175522927186424148, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=hgjZuWhiteZmRz8TRZ1Q7A==, figureFileBig=F4ZUM1Q+ISr9PrPW+pGtsA==, tableContent=null), ArticleFig(id=1175522927253533013, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图7, caption=
北京市道路分类GPS范围库, figureFileSmall=hgjZuWhiteZmRz8TRZ1Q7A==, figureFileBig=F4ZUM1Q+ISr9PrPW+pGtsA==, tableContent=null), ArticleFig(id=1175522927312253270, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=6XRckTgr++++FFOdLFSHYA==, figureFileBig=H9/LhqSZgS06SrRZW1wx6A==, tableContent=null), ArticleFig(id=1175522927375167831, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图8, caption=
部分用户实际运行数据, figureFileSmall=6XRckTgr++++FFOdLFSHYA==, figureFileBig=H9/LhqSZgS06SrRZW1wx6A==, tableContent=null), ArticleFig(id=1175522927433888088, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=X12Z01qCKG4IwZ6LpS4xZg==, figureFileBig=Xc13clziXxm1KPdwpneMiw==, tableContent=null), ArticleFig(id=1175522927484219737, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图9, caption=
筛选数据集特征参数对比, figureFileSmall=X12Z01qCKG4IwZ6LpS4xZg==, figureFileBig=Xc13clziXxm1KPdwpneMiw==, tableContent=null), ArticleFig(id=1175522927660380506, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=ngg4mNTRh2oieMu5C8m/BA==, figureFileBig=PNvypiar6PFQ0XIsn5/TlQ==, tableContent=null), ArticleFig(id=1175522927790403931, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图10, caption=
数据拼接异常状况, figureFileSmall=ngg4mNTRh2oieMu5C8m/BA==, figureFileBig=PNvypiar6PFQ0XIsn5/TlQ==, tableContent=null), ArticleFig(id=1175522927844929884, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=zWAiqlPThDhe+NlCjLYVGA==, figureFileBig=+29u/Xg+3BweUvNOvqSCyA==, tableContent=null), ArticleFig(id=1175522927907844445, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图11, caption=
两种拼接数据与原始数据雨流矩阵对比, figureFileSmall=zWAiqlPThDhe+NlCjLYVGA==, figureFileBig=+29u/Xg+3BweUvNOvqSCyA==, tableContent=null), ArticleFig(id=1175522927966564702, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=xCkkqrSDxwJRHeOJZD/5sw==, figureFileBig=oeYuDHTQM/QUFg2NyNXBZw==, tableContent=null), ArticleFig(id=1175522928025284959, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图12, caption=
线上用户数据载荷谱, figureFileSmall=xCkkqrSDxwJRHeOJZD/5sw==, figureFileBig=oeYuDHTQM/QUFg2NyNXBZw==, tableContent=null), ArticleFig(id=1175522928104976736, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=P87UcnCNXshTGYtFqAghIA==, figureFileBig=ocLJd312genUvMhboaZaHw==, tableContent=null), ArticleFig(id=1175522928172085601, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图13, caption=
转矩遥测仪组成, figureFileSmall=P87UcnCNXshTGYtFqAghIA==, figureFileBig=ocLJd312genUvMhboaZaHw==, tableContent=null), ArticleFig(id=1175522928243388770, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=sS1l0kW++VjuxPFsgRGQzA==, figureFileBig=9G1XiSAZfaXsS4m1WkVsYQ==, tableContent=null), ArticleFig(id=1175522928302109027, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图14, caption=
各道路类型代表性转矩数据, figureFileSmall=sS1l0kW++VjuxPFsgRGQzA==, figureFileBig=9G1XiSAZfaXsS4m1WkVsYQ==, tableContent=null), ArticleFig(id=1175522928365023588, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=KN1H/cLyTsrwR3fMiOOy/Q==, figureFileBig=lfeTSM5/ivEydY7yPwHg3w==, tableContent=null), ArticleFig(id=1175522928448909669, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图15, caption=
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载荷循环分布概率密度函数, figureFileSmall=YBqNyJz5qYRsJ82eFNlQKw==, figureFileBig=NCfRAHCtwpz8rmZjnY8Xog==, tableContent=null), ArticleFig(id=1175522928767676776, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=aOmtLj6kPESAXoAMLInOqw==, figureFileBig=vaMSLWz/vRai6QG1i900MA==, tableContent=null), ArticleFig(id=1175522928830591337, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图17, caption=
线下实车数据载荷谱, figureFileSmall=aOmtLj6kPESAXoAMLInOqw==, figureFileBig=vaMSLWz/vRai6QG1i900MA==, tableContent=null), ArticleFig(id=1175522928960614762, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=CBT4sVDUsQAxthlJPy/vVw==, figureFileBig=Zlnml1W5vu4wRl7FKVAgyg==, tableContent=null), ArticleFig(id=1175522929052889451, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图18, caption=
全寿命周期载荷谱, figureFileSmall=CBT4sVDUsQAxthlJPy/vVw==, figureFileBig=Zlnml1W5vu4wRl7FKVAgyg==, tableContent=null), ArticleFig(id=1175522929229050220, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=qwuYq7/mS60B3vF9YLQ6pA==, figureFileBig=QbvYmyNYxFshyWObzKC07g==, tableContent=null), ArticleFig(id=1175522929304547693, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=CN, label=图19, caption=
对数累计频次曲线, figureFileSmall=qwuYq7/mS60B3vF9YLQ6pA==, figureFileBig=QbvYmyNYxFshyWObzKC07g==, tableContent=null), ArticleFig(id=1175522929367462254, tenantId=1146029695717560320, journalId=1152916057816748034, articleId=1172525476284346845, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 采样率/Hz | 总循环频次 | 总循环频次误差率/% | 损伤 | 损伤误差率/% |
| 1 000 | 9 653 | | 8.99E-06 | |
| 500 | 9 581 | 0.75 | 8.97E-06 | 0.18 |
| 250 | 9 530 | 1.27 | 8.96E-06 | 0.30 |
| 100 | 9 476 | 1.83 | 8.96E-06 | 0.35 |
| 50 | 9 275 | 3.92 | 8.87E-06 | 1.38 |
| 10 | 8 551 | 11.42 | 8.77E-06 | 2.48 |
| 5 | 7 611 | 21.15 | 8.72E-06 | 3.04 |
| 2 | 5 077 | 47.40 | 8.39E-06 | 6.70 |
| 1 | 3 036 | 68.55 | 7.94E-06 | 11.64 |
| 0.1 | 1 007 | 89.57 | 4.10E-06 | 54.39 |
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载荷数据损伤对比
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| 采样率/Hz | 总循环频次 | 总循环频次误差率/% | 损伤 | 损伤误差率/% |
| 1 000 | 9 653 | | 8.99E-06 | |
| 500 | 9 581 | 0.75 | 8.97E-06 | 0.18 |
| 250 | 9 530 | 1.27 | 8.96E-06 | 0.30 |
| 100 | 9 476 | 1.83 | 8.96E-06 | 0.35 |
| 50 | 9 275 | 3.92 | 8.87E-06 | 1.38 |
| 10 | 8 551 | 11.42 | 8.77E-06 | 2.48 |
| 5 | 7 611 | 21.15 | 8.72E-06 | 3.04 |
| 2 | 5 077 | 47.40 | 8.39E-06 | 6.70 |
| 1 | 3 036 | 68.55 | 7.94E-06 | 11.64 |
| 0.1 | 1 007 | 89.57 | 4.10E-06 | 54.39 |
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| 序号 | m范围 | 满半载状态 |
| 1 | >M/2 | 满载 |
| 2 | (0,M/2] | 半载 |
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满半载状态判定规则
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| 序号 | m范围 | 满半载状态 |
| 1 | >M/2 | 满载 |
| 2 | (0,M/2] | 半载 |
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| 序号 | 车速范围/(km/h) | 车速状态 |
| 1 | (0,40] | 低速 |
| 2 | (40,70] | 中速 |
| 3 | >70 | 高速 |
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车速状态判定规则
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| 序号 | 车速范围/(km/h) | 车速状态 |
| 1 | (0,40] | 低速 |
| 2 | (40,70] | 中速 |
| 3 | >70 | 高速 |
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| 序号 | |T|/Nm | 转矩状态 |
| 1 | ≤20 | 小转矩 |
| 2 | (20,70] | 中转矩 |
| 3 | >70 | 大转矩 |
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转矩状态判定规则
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| 序号 | |T|/Nm | 转矩状态 |
| 1 | ≤20 | 小转矩 |
| 2 | (20,70] | 中转矩 |
| 3 | >70 | 大转矩 |
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| 序号 | 特征参数 | 参数意义 |
| 1 | | 加速度绝对值均值 |
| 2 | | 加速度绝对值标准差 |
| 3 | | 急动度绝对值均值 |
| 4 | | 急动度绝对值标准差 |
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驾驶风格特征参数
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| 序号 | 特征参数 | 参数意义 |
| 1 | | 加速度绝对值均值 |
| 2 | | 加速度绝对值标准差 |
| 3 | | 急动度绝对值均值 |
| 4 | | 急动度绝对值标准差 |
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| 加速度绝对值 | 急动度绝对值 |
| 均值 | 标准差 | 均值 | 标准差 |
| 激进型 | 0.357 0 | 1.106 3 | 0.071 6 | 0.333 1 |
| 一般型 | 0.259 6 | 0.761 8 | 0.050 5 | 0.190 3 |
| 保守型 | 0.175 2 | 0.492 6 | 0.035 8 | 0.124 7 |
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驾驶风格聚类中心
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| 加速度绝对值 | 急动度绝对值 |
| 均值 | 标准差 | 均值 | 标准差 |
| 激进型 | 0.357 0 | 1.106 3 | 0.071 6 | 0.333 1 |
| 一般型 | 0.259 6 | 0.761 8 | 0.050 5 | 0.190 3 |
| 保守型 | 0.175 2 | 0.492 6 | 0.035 8 | 0.124 7 |
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| 道路类型 | 市区 | 0.286 |
| 高速 | 0.397 |
| 郊区 | 0.138 |
| 山区 | 0.179 |
| 驾驶风格 | 激进型 | 0.164 |
| 一般型 | 0.427 |
| 保守型 | 0.409 |
| 载重状态 | 满载 | 0.376 |
| 半载 | 0.624 |
| 行驶速度 | 低速 | 0.393 |
| 中速 | 0.453 |
| 高速 | 0.154 |
| 电机转矩 | 小转矩 | 0.376 |
| 中转矩 | 0.444 |
| 大转矩 | 0.180 |
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用户使用模型
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| 道路类型 | 市区 | 0.286 |
| 高速 | 0.397 |
| 郊区 | 0.138 |
| 山区 | 0.179 |
| 驾驶风格 | 激进型 | 0.164 |
| 一般型 | 0.427 |
| 保守型 | 0.409 |
| 载重状态 | 满载 | 0.376 |
| 半载 | 0.624 |
| 行驶速度 | 低速 | 0.393 |
| 中速 | 0.453 |
| 高速 | 0.154 |
| 电机转矩 | 小转矩 | 0.376 |
| 中转矩 | 0.444 |
| 大转矩 | 0.180 |
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| 道路类型 | 里程占比/% |
| 满载 | 半载 |
| 市区 | 10.75 | 17.85 |
| 高速 | 14.93 | 24.77 |
| 郊区 | 5.19 | 8.61 |
| 山区 | 6.73 | 11.17 |
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实车道路采集方案
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| 道路类型 | 里程占比/% |
| 满载 | 半载 |
| 市区 | 10.75 | 17.85 |
| 高速 | 14.93 | 24.77 |
| 郊区 | 5.19 | 8.61 |
| 山区 | 6.73 | 11.17 |
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| 线上数据 | 线下数据 | 全寿命周期 |
| 损伤 | 7.48E-06 | 2.93E-05 | 3.67E-05 |
| 单位里程损伤 | 6.30E-11 | 2.44E-10 | 1.54E-10 |
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载荷谱损伤计算结果
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| 线上数据 | 线下数据 | 全寿命周期 |
| 损伤 | 7.48E-06 | 2.93E-05 | 3.67E-05 |
| 单位里程损伤 | 6.30E-11 | 2.44E-10 | 1.54E-10 |
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