Article(id=1324806228349690728, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1324806227083002341, articleNumber=null, orderNo=null, doi=10.16236/j.cnki.nrjxb.202506062, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1744646400000, receivedDateStr=2025-04-15, revisedDate=1751385600000, revisedDateStr=2025-07-02, acceptedDate=null, acceptedDateStr=null, onlineDate=1793788018547, onlineDateStr=2026-11-04, pubDate=1764000000000, pubDateStr=2025-11-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793788018547, onlineIssueDateStr=2026-11-04, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793788018547, creator=13701087609, updateTime=1793788018547, updator=13701087609, issue=Issue{id=1324806227083002341, tenantId=1146029695717560320, journalId=1205116786560364546, year='2025', volume='43', issue='6', pageStart='481', pageEnd='568', issueExtLink='null', onlineDate='null', pubDate='1764000000000', pubDateStr='2025-11-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1793788018246, creator='13701087609', updateTime=1793959617886, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1325525968575812368, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1324806227083002341, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1325525968575812369, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1324806227083002341, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=559, endPage=568, ext={EN=ArticleExt(id=1324806228538434409, articleId=1324806228349690728, tenantId=1146029695717560320, journalId=1205116786560364546, language=EN, title=Analysis of abnormal collision fault of coupling during startup of diesel generator set, columnId=null, journalTitle=Transactions of CSICE, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In order to investigate the abnormal collision fault of piecewise stiffness spring-damper coupling in the transmission system of a diesel generator set during the startup,a dynamic model of the transmission system considering coupling collision was established. Based on the model,the fault mechanism and diagnosis method were studied,and the scheme to eliminate the fault was proposed. First,the frequency characteristics of measured torsional vibration signals of the transmission system during the startup of the unit were analyzed. Combined with the torsional vibration modal characteristics calculated by the free vibration of the transmission system,it was confirmed that the collision occured between the driving and driven ends of the coupling when the unit passes the critical speed during the startup. Next,the stress of the key part(intermediate plate) of the coupling during the collision between the driving end and the driven end of the coupling was further studied. It is found that the maximum stress of the intermediate plate of the coupling reaches 325MPa,which exceeds the fatigue limit of 225MPa for the intermediate plate material,resulting in the fracture of the intermediate plate of the coupling. Then,a dynamic model of the transmission system considering coupling collision was established,the mechanism of abnormal coupling collision fault during the startup of the diesel generator set was studied,and the influencing factors such as stiffness and damping were analyzed. Finally,a scheme of replacing the original coupling was proposed and verified by experiments,and the problem of abnormal collision fault of coupling was solved.
, authors=Kairui Xu
1, Shizhe Song
1, 2, Bing Yan
1, Yan Huang
1, Chunrong Hua
1, authorsList=Kairui Xu, Shizhe Song, Bing Yan, Yan Huang, Chunrong Hua, authorCompany=null, correspAuthors=Chunrong Hua, 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, fund=null), CN=ArticleExt(id=1324806235572282254, articleId=1324806228349690728, tenantId=1146029695717560320, journalId=1205116786560364546, language=CN, title=柴油发电机组起动过程联轴器异常碰撞故障分析, columnId=null, journalTitle=内燃机学报, columnName=, runingTitle=null, highlight=null, articleAbstract=
针对柴油发电机组传动系统中分段刚度弹簧-阻尼联轴器异常碰撞故障,建立了考虑联轴器碰撞的传动系统动力学模型,基于模型研究其故障机理和诊断方法,提出了消除故障的方案.首先,分析了机组起动过程中实测传动系统的扭振信号频率特征,结合传动系统自由振动计算所得扭振模态特性,确认机组起动过程中通过临界转速时联轴器主、被动端发生了碰撞.之后,进一步研究了联轴器主、被动端产生碰撞时联轴器关键件(中间盘)受力情况,计算得到该联轴器中间盘最大应力达到325MPa,超过了中间盘材料的疲劳极限(225MPa),导致联轴器中间盘断裂.然后,建立了考虑联轴器碰撞的传动系统动力学模型,研究了柴油发电机组起动过程联轴器异常碰撞故障机理,分析了刚度、阻尼等影响因素,提出了替换原联轴器的方案并进行了试验验证,最终解决了联轴器异常碰撞故障问题.
, authors=徐凯锐
1, 宋世哲
1, 2, 闫兵
1, 黄燕
1, 华春蓉
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Schematic of the transmission system of diesel generator set, figureFileSmall=hY6r23R9frCPyGPtL23g9w==, figureFileBig=yRGTzON4G7D8bmRcPQb9gA==, tableContent=null), ArticleFig(id=1325514523439936203, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图1, caption=
柴油发电机组传动系统示意, figureFileSmall=hY6r23R9frCPyGPtL23g9w==, figureFileBig=yRGTzON4G7D8bmRcPQb9gA==, tableContent=null), ArticleFig(id=1325514523528016588, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.2, caption=
Schematic of damaged coupling, figureFileSmall=ePIHVn7JK99/MFNchZ9ssg==, figureFileBig=Z54wHUNu8AxEfEpeWJ7ouQ==, tableContent=null), ArticleFig(id=1325514523590931149, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图2, caption=
联轴器破损示意, figureFileSmall=ePIHVn7JK99/MFNchZ9ssg==, figureFileBig=Z54wHUNu8AxEfEpeWJ7ouQ==, tableContent=null), ArticleFig(id=1325514523674817230, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.3, caption=
Measuring points under unit dismantling status, figureFileSmall=pJXDGKaa3HBF8bfrOCc4kA==, figureFileBig=l87QE1zlNg+lRPk9L8KvQQ==, tableContent=null), ArticleFig(id=1325514523729343183, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图3, caption=
机组拆解状态下的测点, figureFileSmall=pJXDGKaa3HBF8bfrOCc4kA==, figureFileBig=l87QE1zlNg+lRPk9L8KvQQ==, tableContent=null), ArticleFig(id=1325514523783869136, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.4, caption=
Instantaneous speed and torsional angle difference of angular displacement at driving end and driven end of the coupling of diesel generator set during startup process, figureFileSmall=NJn9yHGQML50Vk4dB21NnA==, figureFileBig=B6aA1VlgZfbd6ZA3+9YpDg==, tableContent=null), ArticleFig(id=1325514523863560913, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图4, caption=
柴油发电机组起动过程的联轴器主、被动端瞬时转速和角位移扭角差, figureFileSmall=NJn9yHGQML50Vk4dB21NnA==, figureFileBig=B6aA1VlgZfbd6ZA3+9YpDg==, tableContent=null), ArticleFig(id=1325514523939058386, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.5, caption=
Torsion angle-rigidity curve of the coupling, figureFileSmall=pq+UvZVzGvUSFlUp04J48w==, figureFileBig=WRauBm1uG16lMhwhJVOiWA==, tableContent=null), ArticleFig(id=1325514524014555859, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图5, caption=
联轴器扭角-刚度曲线, figureFileSmall=pq+UvZVzGvUSFlUp04J48w==, figureFileBig=WRauBm1uG16lMhwhJVOiWA==, tableContent=null), ArticleFig(id=1325514524098441940, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.6, caption=
Time-frequency analysis of instantaneous speed at driving end and driven end of the coupling, figureFileSmall=QR2dalQxGD9E+bS4W85rOQ==, figureFileBig=He4XNUB9QCG/BMsXv9kXGg==, tableContent=null), ArticleFig(id=1325514524190716629, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图6, caption=
联轴器主、被动端瞬时转速的时频分析, figureFileSmall=QR2dalQxGD9E+bS4W85rOQ==, figureFileBig=He4XNUB9QCG/BMsXv9kXGg==, tableContent=null), ArticleFig(id=1325514524274602710, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig7, caption=
Shafting equivalent model of diesel generator set, figureFileSmall=jtranJ2cclNnxNfK5+AVXg==, figureFileBig=kGvG/MOgE/tUH5VRTP9Ocw==, tableContent=null), ArticleFig(id=1325514524345905879, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图7, caption=
柴油发电机组轴系当量模型, figureFileSmall=jtranJ2cclNnxNfK5+AVXg==, figureFileBig=kGvG/MOgE/tUH5VRTP9Ocw==, tableContent=null), ArticleFig(id=1325514524425597656, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.8, caption=
Moment of inertia of the driving end and driven end of the coupling during startup, figureFileSmall=2qV7OLfzQCGnG4g+/hswvA==, figureFileBig=/8o7WRz33c9K9IxEDWOzMg==, tableContent=null), ArticleFig(id=1325514524501095129, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图8, caption=
起动过程联轴器主动端和被动端惯性力矩, figureFileSmall=2qV7OLfzQCGnG4g+/hswvA==, figureFileBig=/8o7WRz33c9K9IxEDWOzMg==, tableContent=null), ArticleFig(id=1325514524576592602, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.9, caption=
Schematic of the coupling structure , figureFileSmall=O09u2ycJk6EGoGncgbop/g==, figureFileBig=VRjlUty/d/W3y/McAKPR4A==, tableContent=null), ArticleFig(id=1325514524652090075, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图9, caption=
联轴器结构示意, figureFileSmall=O09u2ycJk6EGoGncgbop/g==, figureFileBig=VRjlUty/d/W3y/McAKPR4A==, tableContent=null), ArticleFig(id=1325514524731781852, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.10, caption=
Schematic of finite element model of the coupling intermediate plate, figureFileSmall=agdueeQkFbpKdgB9j5IQ3w==, figureFileBig=Bcmq1T8CFq0Qmz6Ltf5SbA==, tableContent=null), ArticleFig(id=1325514526396920541, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图10, caption=
联轴器中间盘有限元模型示意, figureFileSmall=agdueeQkFbpKdgB9j5IQ3w==, figureFileBig=Bcmq1T8CFq0Qmz6Ltf5SbA==, tableContent=null), ArticleFig(id=1325514526493389534, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.11, caption=
Schematic of four degree of freedom nonlinear dynamic model, figureFileSmall=I5lQF8i9ikCPOx00pcOVlw==, figureFileBig=EWdHDJZS+i5mOrAF9xr6ZA==, tableContent=null), ArticleFig(id=1325514526594052831, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图11, caption=
四自由度非线性动力学模型示意, figureFileSmall=I5lQF8i9ikCPOx00pcOVlw==, figureFileBig=EWdHDJZS+i5mOrAF9xr6ZA==, tableContent=null), ArticleFig(id=1325514526728270560, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.12, caption=
Instantaneous speed fluctuation at driving end and driven end of the coupling under diesel generator set startup condition, figureFileSmall=SmB2c7PB5e7errJ7hjvKyw==, figureFileBig=f3TUq8k6NQMFGMogSSRvVQ==, tableContent=null), ArticleFig(id=1325514526824739553, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图12, caption=
柴油发电机组起动工况的联轴器主动端和被动端瞬时转速波动, figureFileSmall=SmB2c7PB5e7errJ7hjvKyw==, figureFileBig=f3TUq8k6NQMFGMogSSRvVQ==, tableContent=null), ArticleFig(id=1325514526988317410, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.13, caption=
Variation of maximum transmission torque of the coupling with parameters, figureFileSmall=7dWQwaWGFcNwJzc0wrQ6PQ==, figureFileBig=t9zIBILXmrXEn/cSkb0LWg==, tableContent=null), ArticleFig(id=1325514527084786403, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图13, caption=
联轴器最大传递力矩随参数的变化, figureFileSmall=7dWQwaWGFcNwJzc0wrQ6PQ==, figureFileBig=t9zIBILXmrXEn/cSkb0LWg==, tableContent=null), ArticleFig(id=1325514527189644004, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.14, caption=
Fluctuation of instantaneous speed at the driven end of the coupling, figureFileSmall=m2m27PmyW+dpIVtx940wNw==, figureFileBig=qmXDDmSKDCwQTO9eVDwGtQ==, tableContent=null), ArticleFig(id=1325514527298695909, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图14, caption=
联轴器被动端的瞬时转速波动, figureFileSmall=m2m27PmyW+dpIVtx940wNw==, figureFileBig=qmXDDmSKDCwQTO9eVDwGtQ==, tableContent=null), ArticleFig(id=1325514527416136422, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.15, caption=
Variation of shaft system parameters under new coupling parameters, figureFileSmall=6ygWkLbP91I03pC2qjTYZw==, figureFileBig=EpusjV1jJ/59h8XYoBaIuQ==, tableContent=null), ArticleFig(id=1325514527512605415, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图15, caption=
新联轴器参数下轴系各参数变化, figureFileSmall=6ygWkLbP91I03pC2qjTYZw==, figureFileBig=EpusjV1jJ/59h8XYoBaIuQ==, tableContent=null), ArticleFig(id=1325514527617463016, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.16, caption=
Analysis results of driving end and driven end of rubber coupling , figureFileSmall=mUjM1NjWn01RU5DRSn/g0g==, figureFileBig=XjacRvqTWgMBkTidqDIS6w==, tableContent=null), ArticleFig(id=1325514527734903529, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图16, caption=
橡胶联轴器主、被动端结果分析, figureFileSmall=mUjM1NjWn01RU5DRSn/g0g==, figureFileBig=XjacRvqTWgMBkTidqDIS6w==, tableContent=null), ArticleFig(id=1325514527827178218, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.17, caption=
Instantaneous speed fluctuation of rubber coupling, figureFileSmall=4UE9KuDoNexPBgtAeu0DCA==, figureFileBig=yls99GGKaAegOYHX4rJNPg==, tableContent=null), ArticleFig(id=1325514527961395947, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图17, caption=
橡胶联轴器瞬时转速波动, figureFileSmall=4UE9KuDoNexPBgtAeu0DCA==, figureFileBig=yls99GGKaAegOYHX4rJNPg==, tableContent=null), ArticleFig(id=1325514528074642156, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Fig.18, caption=
Comparison of variable stiffness coupling and rubber coupling, figureFileSmall=X38aq9612EqV7yFJuwOLLw==, figureFileBig=CtV2naUnHI0x4jw5YygYUA==, tableContent=null), ArticleFig(id=1325514528179499757, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=图18, caption=
变刚度联轴器与橡胶联轴器效果对比, figureFileSmall=X38aq9612EqV7yFJuwOLLw==, figureFileBig=CtV2naUnHI0x4jw5YygYUA==, tableContent=null), ArticleFig(id=1325514528288551662, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Tab.1, caption=
Experimental instruments and equipment
, figureFileSmall=null, figureFileBig=null, tableContent=
| 仪器设备 | 数量 | 参数 |
|---|
| 拓普采集卡 | 1 | TPP-1600 |
| 磁电传感器 | 2 | M12×1.5×60 |
| 专业分析软件 | 1 | PTVM4.0 |
| 主动端齿盘 | 1 | 160齿 |
| 被动端齿盘 | 1 | 120齿 |
), ArticleFig(id=1325514528359854831, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=表1, caption=
试验仪器与设备
, figureFileSmall=null, figureFileBig=null, tableContent=
| 仪器设备 | 数量 | 参数 |
|---|
| 拓普采集卡 | 1 | TPP-1600 |
| 磁电传感器 | 2 | M12×1.5×60 |
| 专业分析软件 | 1 | PTVM4.0 |
| 主动端齿盘 | 1 | 160齿 |
| 被动端齿盘 | 1 | 120齿 |
), ArticleFig(id=1325514528426963696, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Tab.2, caption=
Calculation results of free vibration
, figureFileSmall=null, figureFileBig=null, tableContent=
| 阶数 | 频率/Hz | 振型 |
|---|
| 1阶 | 11.5 | 联轴器为结点的扭转 |
| 2阶 | 69.8 | 曲轴前端扭转 |
| 3阶 | 129.7 | 减振器为结点的扭转 |
| 4阶 | 194.2 | 曲轴扭转 |
| 5阶 | 239.1 | 电机轴扭转 |
), ArticleFig(id=1325514528510849777, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=表2, caption=
自由振动计算结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 阶数 | 频率/Hz | 振型 |
|---|
| 1阶 | 11.5 | 联轴器为结点的扭转 |
| 2阶 | 69.8 | 曲轴前端扭转 |
| 3阶 | 129.7 | 减振器为结点的扭转 |
| 4阶 | 194.2 | 曲轴扭转 |
| 5阶 | 239.1 | 电机轴扭转 |
), ArticleFig(id=1325514528569570034, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=EN, label=Tab.3, caption=
Parameters of simplified model
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 惯量J1/(kg·m2) | 1.157 |
| 惯量J2/(kg·m2) | 2.935 |
| 惯量J3/(kg·m2) | 0.600 |
| 惯量J4/(kg·m2) | 6.100 |
| 刚度k0/(N·m·rad-1) | 1171000 |
| 刚度k2/(N·m·rad-1) | 1319000 |
| 阻尼c1/(N·m·s·rad-1) | 5.674 |
| 阻尼c3/(N·m·s·rad-1) | 91.272 |
| 刚度k1,a/(N·m·rad-1) | 3550 |
| 刚度k1,b/(N·m·rad-1) | 1820 |
| 刚度k1,c/(N·m·rad-1) | 13000 |
| 刚度k1,d/(N·m·rad-1) | 31600 |
), ArticleFig(id=1325514528653456115, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1324806228349690728, language=CN, label=表3, caption=
简化模型的参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 惯量J1/(kg·m2) | 1.157 |
| 惯量J2/(kg·m2) | 2.935 |
| 惯量J3/(kg·m2) | 0.600 |
| 惯量J4/(kg·m2) | 6.100 |
| 刚度k0/(N·m·rad-1) | 1171000 |
| 刚度k2/(N·m·rad-1) | 1319000 |
| 阻尼c1/(N·m·s·rad-1) | 5.674 |
| 阻尼c3/(N·m·s·rad-1) | 91.272 |
| 刚度k1,a/(N·m·rad-1) | 3550 |
| 刚度k1,b/(N·m·rad-1) | 1820 |
| 刚度k1,c/(N·m·rad-1) | 13000 |
| 刚度k1,d/(N·m·rad-1) | 31600 |
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