Article(id=1246046394365100323, tenantId=1146029695717560320, journalId=1241755870837649424, issueId=1246046388547596731, articleNumber=null, orderNo=null, doi=10.19636/j.cnki.cjsm42-1250/o3.2024.031, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1720540800000, receivedDateStr=2024-07-10, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1775010210838, onlineDateStr=2026-04-01, pubDate=1735056000000, pubDateStr=2024-12-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1775010210838, onlineIssueDateStr=2026-04-01, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1775010210838, creator=13701087609, updateTime=1775010210838, updator=13701087609, issue=Issue{id=1246046388547596731, tenantId=1146029695717560320, journalId=1241755870837649424, year='2024', volume='45', issue='6', pageStart='709', pageEnd='856', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1775010209451, creator=13701087609, updateTime=1775010293319, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1246046740390986227, tenantId=1146029695717560320, journalId=1241755870837649424, issueId=1246046388547596731, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1246046740390986228, tenantId=1146029695717560320, journalId=1241755870837649424, issueId=1246046388547596731, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=759, endPage=775, ext={EN=ArticleExt(id=1246046395803746604, articleId=1246046394365100323, tenantId=1146029695717560320, journalId=1241755870837649424, language=EN, title=Nose Landing Gear Stability Enhancement and Shimmy Suppression with a Nonlinear Energy Sink, columnId=1244229834482757770, journalTitle=Chinese Journal of Solid Mechanics, columnName=Research Paper, runingTitle=null, highlight=null, articleAbstract=
Aircraft ground handling is significantly impacted by shimmy, which reduces landing gear lifespan and increases accident rates. This study employs a nonlinear energy sink (NES) to mitigate landing gear shimmy. Focusing on the landing gear of a light aircraft, a dynamic model incorporating an NES device is developed. First, the NES device's impact on the stability region and amplitude of landing gear shimmy is analyzed, demonstrating its effectiveness in mitigating shimmy. Beside, the study examines how parameters such as nonlinear stiffness, linear stiffness, mass, damping coefficient, and vertical distance from the NES device to the landing gear's S-axis influence damping. Furthermore, under specified optimization goals, suitable parameter ranges are selected and a genetic algorithm is employed for global optimization. Finally, the reliability of the optimized results is confirmed through time-domain analysis. This research indicates that NES devices can enhance landing gear anti-shimmy performance, offering significant practical value.
, correspAuthors=Yanying Zhao, 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=Jiacai Zhou, Yanying Zhao, Xiangzhi Xiao, Yian Liu, Longhua Zhou), CN=ArticleExt(id=1246046407145144807, articleId=1246046394365100323, tenantId=1146029695717560320, journalId=1241755870837649424, language=CN, title=非线性能量汇提高前起落架摆振的稳定性和抑制效果, columnId=1241831201896469478, journalTitle=固体力学学报, columnName=研究论文, runingTitle=null, highlight=null, articleAbstract=
摆振对飞机地面滑行的操纵性与安全性等影响较恶劣,大幅度地缩减起落架的使用寿命,从而增加事故发生率. 为了抑制前起落架发生摆振,本文采用非线性能量汇(Nonlinear Energy Sink,NES)对前起落架进行减摆. 以某轻型飞机起落架为研究对象,建立了含有NES装置的单轮前起落架摆振动力学模型. 首先,分析了NES装置对起落架摆振稳定性区域和发生摆振时振幅的影响,证明了NES装置对减摆的有效性. 其次,分析了NES装置非线性刚度、线性刚度、质量、阻尼系数和NES装置到前起落架S轴的垂直距离对减摆效果的影响. 再次,在给定的优化目标下,选择合适的参数优化范围,通过遗传算法对参数进行全局优化设计. 最后,通过时域分析验证了优化结果的可靠性. 研究表明,NES装置能够提高前起落架的防摆性能,具有很好的实际应用价值.
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Installation diagram of NES single-wheel nose landing gear model, figureFileSmall=W1+AH0ybHJ/yQxcCuTUmHQ==, figureFileBig=+Ct79myLcTNZc5fGNqu3aQ==, tableContent=null), ArticleFig(id=1246046411960205935, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图1, caption=
安装NES装置单轮前起落架模型示意图, figureFileSmall=W1+AH0ybHJ/yQxcCuTUmHQ==, figureFileBig=+Ct79myLcTNZc5fGNqu3aQ==, tableContent=null), ArticleFig(id=1246046413587595894, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.2, caption=
Tire analysis model, figureFileSmall=UICRJzEWKOxMGY+bciUV8w==, figureFileBig=+ac06lnWtXj+JaWPtknTTg==, tableContent=null), ArticleFig(id=1246046413726007931, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图2, caption=
轮胎分析模型, figureFileSmall=UICRJzEWKOxMGY+bciUV8w==, figureFileBig=+ac06lnWtXj+JaWPtknTTg==, tableContent=null), ArticleFig(id=1246046413843448449, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.3, caption=
Bifurcation analysis flowchart of shimmy, figureFileSmall=BBcNT04yR6bYtLBRBlJHbw==, figureFileBig=kTO22XA4ET0hHnnKOuW6bw==, tableContent=null), ArticleFig(id=1246046413965083266, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图3, caption=
摆振分岔分析流程图, figureFileSmall=BBcNT04yR6bYtLBRBlJHbw==, figureFileBig=kTO22XA4ET0hHnnKOuW6bw==, tableContent=null), ArticleFig(id=1246046414069940872, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.4, caption=
Single-parameter bifurcation diagram under vertical load of 1800 N, figureFileSmall=0Z4PIzUuqcCIc7jqHtrYMQ==, figureFileBig=tg82ftbPdZwESW3ctr1LaA==, tableContent=null), ArticleFig(id=1246046414158021261, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图4, caption=
垂直载荷1800 N下单参数分岔图, figureFileSmall=0Z4PIzUuqcCIc7jqHtrYMQ==, figureFileBig=tg82ftbPdZwESW3ctr1LaA==, tableContent=null), ArticleFig(id=1246046414258684561, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.5, caption=
Single-parameter bifurcation diagram under vertical load of 3600 N, figureFileSmall=sESY7XzkksvM8dHcOFcLgw==, figureFileBig=6wDvid87IpecOFcQinMvkg==, tableContent=null), ArticleFig(id=1246046414355153556, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图5, caption=
垂直载荷3600 N下单参数分岔图, figureFileSmall=sESY7XzkksvM8dHcOFcLgw==, figureFileBig=6wDvid87IpecOFcQinMvkg==, tableContent=null), ArticleFig(id=1246046414455816856, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.6, caption=
Double-parameter bifurcation diagram of nose landing gear shimmy in the [V, FZ]-plane, figureFileSmall=f4BJZ+R9R1H4Jv/JE0OCGw==, figureFileBig=SNVrMpdChToo96t/uMOnXQ==, tableContent=null), ArticleFig(id=1246046414552285853, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图6, caption=
前起落架摆振在[V,FZ]平面的双参数分岔图, figureFileSmall=f4BJZ+R9R1H4Jv/JE0OCGw==, figureFileBig=SNVrMpdChToo96t/uMOnXQ==, tableContent=null), ArticleFig(id=1246046414648754848, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.7, caption=
Time-domain diagram of torsional angle, figureFileSmall=09aNIccCjMGTttwZBqxqJg==, figureFileBig=U4gqnjkP9xeKiPKeFJ9jBQ==, tableContent=null), ArticleFig(id=1246046414749418148, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图7, caption=
扭转角时域图, figureFileSmall=09aNIccCjMGTttwZBqxqJg==, figureFileBig=U4gqnjkP9xeKiPKeFJ9jBQ==, tableContent=null), ArticleFig(id=1246046414879441577, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.8, caption=
Bifurcation diagram for different NES nonlinear stiffness, figureFileSmall=a58XXzG5GiF/mNiNbBcypw==, figureFileBig=omIOm5l2RZSOQR8EMHs36w==, tableContent=null), ArticleFig(id=1246046414988493482, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图8, caption=
不同NES非线性刚度下的分岔图, figureFileSmall=a58XXzG5GiF/mNiNbBcypw==, figureFileBig=omIOm5l2RZSOQR8EMHs36w==, tableContent=null), ArticleFig(id=1246046415080768173, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.9, caption=
Bifurcation diagram for different NES linear stiffness, figureFileSmall=3E13J/CJCnzVfpOaxpqNEA==, figureFileBig=gsinuOyB09+pnSlusICZCg==, tableContent=null), ArticleFig(id=1246046415160459953, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图9, caption=
不同NES线性刚度下的分岔图, figureFileSmall=3E13J/CJCnzVfpOaxpqNEA==, figureFileBig=gsinuOyB09+pnSlusICZCg==, tableContent=null), ArticleFig(id=1246046415235957428, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.10, caption=
Bifurcation diagram for different NES mass, figureFileSmall=+wizYPVEN5rGgWJro0hCeQ==, figureFileBig=H/b/M8SkjPkh0YUMBrZYhQ==, tableContent=null), ArticleFig(id=1246046415315649210, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图10, caption=
不同NES质量下的分岔图, figureFileSmall=+wizYPVEN5rGgWJro0hCeQ==, figureFileBig=H/b/M8SkjPkh0YUMBrZYhQ==, tableContent=null), ArticleFig(id=1246046415407923901, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.11, caption=
Bifurcation diagram for different vertical distances from the NES device to the S-axis of the nose landing gear, figureFileSmall=j2X7FmQJoFtd9wyCOZfFgw==, figureFileBig=yjhVoT5NckZcmn981e07KQ==, tableContent=null), ArticleFig(id=1246046415533753025, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图11, caption=
不同NES装置到前起落架S轴的垂直距离下的分岔图, figureFileSmall=j2X7FmQJoFtd9wyCOZfFgw==, figureFileBig=yjhVoT5NckZcmn981e07KQ==, tableContent=null), ArticleFig(id=1246046415621833412, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.12, caption=
Bifurcation diagram for different NES damping coefficients, figureFileSmall=wOHTMCh+LOOOEG2bTOkPhw==, figureFileBig=6rYGXpqPYWcVqWdrOjHWtQ==, tableContent=null), ArticleFig(id=1246046415701525192, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图12, caption=
不同NES阻尼系数下的分岔图, figureFileSmall=wOHTMCh+LOOOEG2bTOkPhw==, figureFileBig=6rYGXpqPYWcVqWdrOjHWtQ==, tableContent=null), ArticleFig(id=1246046415806382797, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.13, caption=
Flowchart of optimization design of NES device, figureFileSmall=trjp2hLxl5Mhjl7DCRUXRw==, figureFileBig=daLMZT3SIjuQw9hQJeo1og==, tableContent=null), ArticleFig(id=1246046415919629009, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图13, caption=
NES装置优化设计流程图, figureFileSmall=trjp2hLxl5Mhjl7DCRUXRw==, figureFileBig=daLMZT3SIjuQw9hQJeo1og==, tableContent=null), ArticleFig(id=1246046416011903700, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.14, caption=
Comparison of double-parameter bifurcation diagram, figureFileSmall=hbmusBpiLyPLfHLk4gTTMw==, figureFileBig=h0ufo7mwv2QMHc+Kr/b/jw==, tableContent=null), ArticleFig(id=1246046416192258777, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图14, caption=
双参数分岔对比图, figureFileSmall=hbmusBpiLyPLfHLk4gTTMw==, figureFileBig=h0ufo7mwv2QMHc+Kr/b/jw==, tableContent=null), ArticleFig(id=1246046416292922078, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.15, caption=
Time-domain diagram at a speed of 10 m/s, figureFileSmall=h46E8ql+DTUI2pSiwn90Kw==, figureFileBig=Q4RfzGbBw+Xq30CrJ4dfjg==, tableContent=null), ArticleFig(id=1246046416393585377, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图15, caption=
滑跑速度10 m/s下的时域图, figureFileSmall=h46E8ql+DTUI2pSiwn90Kw==, figureFileBig=Q4RfzGbBw+Xq30CrJ4dfjg==, tableContent=null), ArticleFig(id=1246046416502637285, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.16, caption=
Time-domain diagram at a speed of 20 m/s, figureFileSmall=j07QBcG1VYTJxMFfd1vuUg==, figureFileBig=UqKVtU95Z91BdtAxo2r7wQ==, tableContent=null), ArticleFig(id=1246046418113250024, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图16, caption=
滑跑速度20 m/s下的时域图, figureFileSmall=j07QBcG1VYTJxMFfd1vuUg==, figureFileBig=UqKVtU95Z91BdtAxo2r7wQ==, tableContent=null), ArticleFig(id=1246046418209719017, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Fig.17, caption=
Time-domain diagram at a speed of 40 m/s, figureFileSmall=zm3XYpizRowIqPf31ttQmA==, figureFileBig=BqVfNAV5d8cBvhPjzUrFdw==, tableContent=null), ArticleFig(id=1246046418293605098, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=图17, caption=
滑跑速度40 m/s下的时域图, figureFileSmall=zm3XYpizRowIqPf31ttQmA==, figureFileBig=BqVfNAV5d8cBvhPjzUrFdw==, tableContent=null), ArticleFig(id=1246046418369102572, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=EN, label=Table 1, caption=
Parameters of the nose landing gear
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 定义 | 取值 | 单位 |
|---|
| 几何参数 | | | |
| δ | 前倾角 | 0.1571 | rad |
| L | 前起落架稳定距 | 0.07 | m |
| d | NES装置到前起落架S轴的垂直距离 | 0.16 | m |
| 支柱参数 | | | |
| Kθ | 支柱扭转刚度 | 10000 | N·m/rad |
| Cθ | 支柱扭转阻尼系数 | 10 | N·m·s/rad |
| IZ | 支柱扭转转动惯量 | 1 | kg·m2 |
| NES参数 | | | |
| mN | NES装置质量 | 1 | kg |
| CN | NES装置阻尼系数 | 100 | N/m/s |
| KNL | NES装置线性刚度 | 1000 | N/m |
| KN | NES装置非线性刚度 | 1000000 | N/m3 |
| 机轮参数 | | | |
| D | 机轮直径 | 0.3 | m |
| W | 机轮宽度 | 0.125 | m |
| P0 | 轮胎额定初始充气压力 | 600000 | pa |
| Pr | 轮胎额定充气压力 | 600000 | pa |
| CMη | 轮胎回正力矩系数 | 2 | rad-1 |
| K | 轮胎胎宽力矩系数 | 270 | N·m2/rad |
| Kn | 轮胎侧向刚度系数 | 2.8 | rad-1 |
| 外部参数 | | | |
| FZ | 垂直载荷 | 1800 | N |
| V | 速度 | 0~100 | m/s |
), ArticleFig(id=1246046418511708914, tenantId=1146029695717560320, journalId=1241755870837649424, articleId=1246046394365100323, language=CN, label=表1, caption=
前起落架参数取值表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 定义 | 取值 | 单位 |
|---|
| 几何参数 | | | |
| δ | 前倾角 | 0.1571 | rad |
| L | 前起落架稳定距 | 0.07 | m |
| d | NES装置到前起落架S轴的垂直距离 | 0.16 | m |
| 支柱参数 | | | |
| Kθ | 支柱扭转刚度 | 10000 | N·m/rad |
| Cθ | 支柱扭转阻尼系数 | 10 | N·m·s/rad |
| IZ | 支柱扭转转动惯量 | 1 | kg·m2 |
| NES参数 | | | |
| mN | NES装置质量 | 1 | kg |
| CN | NES装置阻尼系数 | 100 | N/m/s |
| KNL | NES装置线性刚度 | 1000 | N/m |
| KN | NES装置非线性刚度 | 1000000 | N/m3 |
| 机轮参数 | | | |
| D | 机轮直径 | 0.3 | m |
| W | 机轮宽度 | 0.125 | m |
| P0 | 轮胎额定初始充气压力 | 600000 | pa |
| Pr | 轮胎额定充气压力 | 600000 | pa |
| CMη | 轮胎回正力矩系数 | 2 | rad-1 |
| K | 轮胎胎宽力矩系数 | 270 | N·m2/rad |
| Kn | 轮胎侧向刚度系数 | 2.8 | rad-1 |
| 外部参数 | | | |
| FZ | 垂直载荷 | 1800 | N |
| V | 速度 | 0~100 | m/s |
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