Article(id=1153780691415322955, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1153780685195170113, articleNumber=null, orderNo=null, doi=10.19562/j.chinasae.qcgc.2024.02.013, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1686758400000, receivedDateStr=2023-06-15, revisedDate=1689436800000, revisedDateStr=2023-07-16, acceptedDate=null, acceptedDateStr=null, onlineDate=1753012353042, onlineDateStr=2025-07-20, pubDate=1708790400000, pubDateStr=2024-02-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753012353042, onlineIssueDateStr=2025-07-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753012353042, creator=13701087609, updateTime=1753012353042, updator=13701087609, issue=Issue{id=1153780685195170113, tenantId=1146029695717560320, journalId=1146120084050784272, year='2024', volume='46', issue='2', pageStart='187', pageEnd='374', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=0, articleOrder=1, issueType=-1, specialIssue=null, createTime=1753012351559, creator=13701087609, updateTime=1753058330907, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1153973536604541183, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1153780685195170113, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1153973536604541184, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1153780685195170113, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=310, endPage=319, ext={EN=ArticleExt(id=1153780692031885645, articleId=1153780691415322955, tenantId=1146029695717560320, journalId=1146120084050784272, language=EN, title=A Comparative Study on Performance Between Single-motor and Dual-motor Electric-Drive Mechanical Transmission, columnId=1149809889280750125, journalTitle=Automotive Engineering, columnName=Selected Papers, runingTitle=null, highlight=null, articleAbstract=
A dual-motor non-synchronizer multi-gear mechanical transmission system can effectively improve the energy economy and power performance of heavy-duty commercial vehicles. In order to analyze the optimal performance of the system under the optimal parameters,and to consider the effect of vehicle weight and differences between no load and full load,this study optimizes both the drive motor parameters and mechanical transmission speed ratio parameters,and compares the energy economy and power performance of the single/dual-motor multi-gear mechanical transmission system under the optimal parameters. The results show that the dual-motor drive system reduces the sensitivity of the vehicle energy economy to the difference in vehicle weight and no/full load,with the maximum speed of the dual-motor drive system increased by about 8%,and the acceleration time saved by about 28%.
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双电机无同步器多挡机械变速器系统可以有效改善重型商用车经济性和动力性。为分析系统在最优参数下的最优性能,并综合考虑车质量和空满载差异的影响,本研究同时优化驱动电机参数和机械变速器速比参数,对比最优参数下单/双电机多挡驱动系统的经济性和动力性。结果表明:双电机驱动系统降低了车辆经济性对车质量以及空满载差异的敏感度;双电机驱动系统最高车速提高约8%,加速时间可节省约28%。
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单电机机械变速器系统机械结构, figureFileSmall=Y51OG6yCoVkYznJ2cYf1ag==, figureFileBig=r38jHoRqbSf6c/3GN0pa0A==, tableContent=null), ArticleFig(id=1173212297196614091, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=EN, label=null, caption=null, figureFileSmall=/oqNtbj8uUcCph9+D4BMIg==, figureFileBig=UG9l7YmTKzDuNhHN1wi3FQ==, tableContent=null), ArticleFig(id=1173212297314054605, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=CN, label=图 3, caption=
双电机机械变速器系统机械结构, figureFileSmall=/oqNtbj8uUcCph9+D4BMIg==, figureFileBig=UG9l7YmTKzDuNhHN1wi3FQ==, tableContent=null), ArticleFig(id=1173212297376969167, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=EN, label=null, caption=null, figureFileSmall=j5GXqcZ1gyJha3uTfFzvow==, figureFileBig=bkgZvcAc3JQefz2pn5B3Jg==, tableContent=null), ArticleFig(id=1173212297452466643, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=CN, label=图 4, caption=
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10.9 t车辆不同挡位效率对比图, figureFileSmall=7nLqr92BtqWy9Mq+YPpjjA==, figureFileBig=s4UyBSZy+rIlesN/UdNDbw==, tableContent=null), ArticleFig(id=1173212297741873631, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=EN, label=null, caption=null, figureFileSmall=ujJ7tDaOKj1k3v9vRGLuZg==, figureFileBig=a8KZU3tnfc8AVwFt1eea2g==, tableContent=null), ArticleFig(id=1173212297808982497, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=CN, label=图 7, caption=
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不同车质量时与车质量相关功率比例图, figureFileSmall=2OzMXByulnrcjcVeNl3tpg==, figureFileBig=ZvWo+oB+x7hLgjTkVLO6JA==, tableContent=null), ArticleFig(id=1173212298001920486, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=EN, label=null, caption=null, figureFileSmall=ySek6NbeMH+4ITnmIy7a5w==, figureFileBig=Btua2lx4fZMO8KREUoIwqg==, tableContent=null), ArticleFig(id=1173212298069029354, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=CN, label=图 9, caption=
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| 系统类型 | 加速时间/s | 最大爬坡度/% | 最高车速/(km·h-1) |
| 单电机 | 19.42 | 65.5 | 119.9 |
| 双电机 | 13.87 | 76.5 | 129.5 |
| 提升度 | -28.58% | +16.8% | +8.01% |
), ArticleFig(id=1173212298769478139, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=CN, label=表1, caption=
动力性对比表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 系统类型 | 加速时间/s | 最大爬坡度/% | 最高车速/(km·h-1) |
| 单电机 | 19.42 | 65.5 | 119.9 |
| 双电机 | 13.87 | 76.5 | 129.5 |
| 提升度 | -28.58% | +16.8% | +8.01% |
), ArticleFig(id=1173212298849169916, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 符号 | 说明 |
| | 车辆行驶需求功率(kW) |
| | 车辆行驶车速(km/h) |
| | 车辆风阻系数 |
| | 车辆迎风面积(m2) |
| | 爬坡对应的角度(rad) |
| | 滚动阻力系数 |
| | 驱动电机效率 |
| | 驱动电机转矩 |
| | 驱动电机转速 |
| | 驱动电机 峰值转矩 |
| | 驱动电机 额定转速 |
| | 驱动电机消耗的电功率(kW) |
| | 单电机机械变速器系统电耗优化指标 |
| | 双电机机械变速器系统电耗优化指标 |
| | 系统综合效率 |
| | 单减系统综合效率 |
| | 理想CVT系统综合效率 |
| | 效率提升潜能 |
| | 与车辆质量相关阻力功率(kW) |
| | 风阻功率(kW) |
| | 空载功率占比 |
| | 空载工况功率(kW) |
| | 满载工况功率(kW) |
| | 车辆质量(kg) |
), ArticleFig(id=1173212298949833214, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153780691415322955, language=CN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 符号 | 说明 |
| | 车辆行驶需求功率(kW) |
| | 车辆行驶车速(km/h) |
| | 车辆风阻系数 |
| | 车辆迎风面积(m2) |
| | 爬坡对应的角度(rad) |
| | 滚动阻力系数 |
| | 驱动电机效率 |
| | 驱动电机转矩 |
| | 驱动电机转速 |
| | 驱动电机 峰值转矩 |
| | 驱动电机 额定转速 |
| | 驱动电机消耗的电功率(kW) |
| | 单电机机械变速器系统电耗优化指标 |
| | 双电机机械变速器系统电耗优化指标 |
| | 系统综合效率 |
| | 单减系统综合效率 |
| | 理想CVT系统综合效率 |
| | 效率提升潜能 |
| | 与车辆质量相关阻力功率(kW) |
| | 风阻功率(kW) |
| | 空载功率占比 |
| | 空载工况功率(kW) |
| | 满载工况功率(kW) |
| | 车辆质量(kg) |
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