Article(id=1149781736327967149, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1149781735614935465, articleNumber=null, orderNo=null, doi=10.19562/j.chinasae.qcgc.2025.03.011, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1717257600000, receivedDateStr=2024-06-02, revisedDate=1726156800000, revisedDateStr=2024-09-13, acceptedDate=null, acceptedDateStr=null, onlineDate=1752058927852, onlineDateStr=2025-07-09, pubDate=1742832000000, pubDateStr=2025-03-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752058927852, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752058927852, creator=13701087609, updateTime=1752058927852, updator=13701087609, issue=Issue{id=1149781735614935465, tenantId=1146029695717560320, journalId=1146120084050784272, year='2025', volume='47', issue='3', pageStart='1', pageEnd='586', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1752058927681, creator=13701087609, updateTime=1753780706926, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1157003401239290378, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1149781735614935465, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1157003401239290379, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1149781735614935465, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=489, endPage=498, ext={EN=ArticleExt(id=1149781736504127918, articleId=1149781736327967149, tenantId=1146029695717560320, journalId=1146120084050784272, language=EN, title=Multi-objective Torque Distribution Strategy for Distributed Drive Electric Vehicles, columnId=1149809889280750125, journalTitle=Automotive Engineering, columnName=Selected Papers, runingTitle=null, highlight=
The torque distribution strategy plays a crucial role in improving the safety and energy efficiency of distributed drive electric vehicles. In order to reduce the energy consumption of electric vehicles with dual-motor drive on the front and rear axles,a multi-objective torque distribution method based on a hierarchical control architecture is proposed in this paper,that comprehensively considers vehicle safety,handling stability,and energy efficiency. The upper layer is the active safety layer,which uses nonlinear model predictive control (NMPC) to achieve vehicle safety and stability control. The lower layer is the torque distribution layer,which considers the torque control of the front and rear axle motors under no-load loss of the motor. The simulation results show that compared with the average distribution method,the proposed multi-objective torque distribution method can improve the vehicle's stability while ensuring safe driving,with the total energy consumption reduced by 6.6% and 3.5% under the NEDC and WLTC driving cycles,respectively.
, articleAbstract=
The torque distribution strategy plays a crucial role in improving the safety and energy efficiency of distributed drive electric vehicles. In order to reduce the energy consumption of electric vehicles with dualmotor drive on the front and rear axles, a multiobjective torque distribution method based on a hierarchical control architecture is proposed in this paper, that comprehensively considers vehicle safety, handling stability, and energy efficiency. The upper layer is the active safety layer, which uses nonlinear model predictive control (NMPC) to achieve vehicle safety and stability control. The lower layer is the torque distribution layer, which considers the torque control of the front and rear axle motors under noload loss of the motor. The simulation results show that compared with the average distribution method, the proposed multiobjective torque distribution method can improve the vehicle's stability while ensuring safe driving, with the total energy consumption reduced by 6.6% and 3.5% under the NEDC and WLTC driving cycles, respectively.
, correspAuthors=Yong Wang, 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=Qin Li, Zhuang Li, Jianming Tang, Yong Wang, Boyuan Zhang, Deqiang He), CN=ArticleExt(id=1149781750450188792, articleId=1149781736327967149, tenantId=1146029695717560320, journalId=1146120084050784272, language=CN, title=分布式驱动电动汽车多目标转矩分配策略
*, columnId=1149809889410773550, journalTitle=汽车工程, columnName=精选论文, runingTitle=null, highlight=
转矩分配策略对分布式驱动电动汽车起着至关重要的作用,可以提高车辆安全性和能耗经济性。为减少前后轴双电机驱动电动汽车的能耗,本文提出了一种基于分层控制架构的多目标转矩分配方法,综合考虑车辆安全性、操纵稳定性和能耗。上层是主动安全层,基于非线性模型预测控制(NMPC)实现车辆的安全性和稳定性控制;下层是转矩分配层,考虑电机空载损耗下的前后轴电机转矩控制。仿真结果表明,本文所提出的多目标转矩分配方法与平均分配方法相比,能够在确保车辆安全行驶的同时,提升车辆的稳定性,在NEDC和WLTC工况下整车能耗分别降低了6.6%和3.5%。
, articleAbstract=
转矩分配策略对分布式驱动电动汽车起着至关重要的作用,可以提高车辆安全性和能耗经济性。为减少前后轴双电机驱动电动汽车的能耗,本文提出了一种基于分层控制架构的多目标转矩分配方法,综合考虑车辆安全性、操纵稳定性和能耗。上层是主动安全层,基于非线性模型预测控制(NMPC)实现车辆的安全性和稳定性控制;下层是转矩分配层,考虑电机空载损耗下的前后轴电机转矩控制。仿真结果表明,本文所提出的多目标转矩分配方法与平均分配方法相比,能够在确保车辆安全行驶的同时,提升车辆的稳定性,在NEDC和WLTC工况下整车能耗分别降低了6.6%和3.5%。
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DLC工况安全性能结果, figureFileSmall=9hsR9iUA0w2JkyBF+zNhPA==, figureFileBig=uHQ3klVUtTVNaytmcE+z1w==, tableContent=null), ArticleFig(id=1170297015360561385, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1149781736327967149, language=EN, label=null, caption=null, figureFileSmall=RaM5+42Vprk39YLcijbLyw==, figureFileBig=+DmykvgjWeVpWtmNB0kcJQ==, tableContent=null), ArticleFig(id=1170297015444447467, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1149781736327967149, language=CN, label=图6, caption=
NEDC工况能效结果, figureFileSmall=RaM5+42Vprk39YLcijbLyw==, figureFileBig=+DmykvgjWeVpWtmNB0kcJQ==, tableContent=null), ArticleFig(id=1170297015507362029, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1149781736327967149, language=EN, label=null, caption=null, figureFileSmall=EtSH9xgusE9dx4yN6sqf9A==, figureFileBig=QCE630QNthrOMMq/WlOQag==, tableContent=null), ArticleFig(id=1170297015566082287, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1149781736327967149, language=CN, label=图7, caption=
WLTC工况能效结果, figureFileSmall=EtSH9xgusE9dx4yN6sqf9A==, figureFileBig=QCE630QNthrOMMq/WlOQag==, tableContent=null), ArticleFig(id=1170297015654162673, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1149781736327967149, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
| 车辆质量 | 1 412 kg |
| 前轴距离 | 1.1 m |
| 后轴距离 | 1.65 m |
| 车轮有效半径 | 298 mm |
| 减速器传动比 | 8.61 |
| 前电机额定功率 | 65 kW |
| 后电机额定功率 | 40 kW |
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仿真模型主要参数
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| 参数 | 数值 |
| 车辆质量 | 1 412 kg |
| 前轴距离 | 1.1 m |
| 后轴距离 | 1.65 m |
| 车轮有效半径 | 298 mm |
| 减速器传动比 | 8.61 |
| 前电机额定功率 | 65 kW |
| 后电机额定功率 | 40 kW |
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| 工况 | 方法 | /m | /(°) | /(°) |
| =80 km/h =0.35 | LQR+AD | 1.86 | 0.148 | 0.41 |
| MPC+AD | 0.98 | 0.073 | 0.23 |
| 多目标 | 0.24 | 0.052 | 0.13 |
| =60 km/h =0.35 | LQR+AD | 1.52 | 0.125 | 0.33 |
| MPC+AD | 0.64 | 0.053 | 0.18 |
| 多目标 | 0.14 | 0.033 | 0.10 |
| =80 km/h =0.5 | LQR+AD | 1.55 | 0.120 | 0.30 |
| MPC+AD | 0.71 | 0.060 | 0.21 |
| 多目标 | 0.18 | 0.035 | 0.13 |
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DLC不同工况安全性能结果对比
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| 工况 | 方法 | /m | /(°) | /(°) |
| =80 km/h =0.35 | LQR+AD | 1.86 | 0.148 | 0.41 |
| MPC+AD | 0.98 | 0.073 | 0.23 |
| 多目标 | 0.24 | 0.052 | 0.13 |
| =60 km/h =0.35 | LQR+AD | 1.52 | 0.125 | 0.33 |
| MPC+AD | 0.64 | 0.053 | 0.18 |
| 多目标 | 0.14 | 0.033 | 0.10 |
| =80 km/h =0.5 | LQR+AD | 1.55 | 0.120 | 0.30 |
| MPC+AD | 0.71 | 0.060 | 0.21 |
| 多目标 | 0.18 | 0.035 | 0.13 |
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| 方法 | 能耗/kJ | 电机平均效率/% |
| LQR+AD | 9 867 | 72.6 |
| MPC+AD | 9 752 | 74.3 |
| NMPC+WCNLC | 8 239 | 78.2 |
| 多目标 | 7 687 | 80.4 |
), ArticleFig(id=1170297016174256379, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1149781736327967149, language=CN, label=表3, caption=
NEDC工况能效结果对比
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| 方法 | 能耗/kJ | 电机平均效率/% |
| LQR+AD | 9 867 | 72.6 |
| MPC+AD | 9 752 | 74.3 |
| NMPC+WCNLC | 8 239 | 78.2 |
| 多目标 | 7 687 | 80.4 |
), ArticleFig(id=1170297016237170941, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1149781736327967149, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 方法 | 能耗/kJ | 电机平均效率/% |
| LQR+AD | 19 860 | 75.4 |
| MPC+AD | 19 720 | 76.6 |
| NMPC+WCNLC | 13 676 | 81.3 |
| 多目标 | 12 438 | 84.4 |
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WLTC工况能效结果对比
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| 方法 | 能耗/kJ | 电机平均效率/% |
| LQR+AD | 19 860 | 75.4 |
| MPC+AD | 19 720 | 76.6 |
| NMPC+WCNLC | 13 676 | 81.3 |
| 多目标 | 12 438 | 84.4 |
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