Article(id=1195320601515696254, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1195320600727167098, articleNumber=null, orderNo=null, doi=10.19710/J.cnki.1003-8817.20240216, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1762916239383, onlineDateStr=2025-11-12, pubDate=1742400000000, pubDateStr=2025-03-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1762916239383, onlineIssueDateStr=2025-11-12, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1762916239383, creator=13701087609, updateTime=1762916239383, updator=13701087609, issue=Issue{id=1195320600727167098, tenantId=1146029695717560320, journalId=1189873562199433220, year='2025', volume='', issue='3', pageStart='1', pageEnd='72', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1762916239195, creator=13701087609, updateTime=1762916470865, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1195321572484485387, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1195320600727167098, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1195321572484485388, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1195320600727167098, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=40, endPage=47, ext={EN=ArticleExt(id=1195320601742188673, articleId=1195320601515696254, tenantId=1146029695717560320, journalId=1189873562199433220, language=EN, title=Analysis of Concavity Resistance of Front Door Outer Plate Based on ABAQUS, columnId=1190284220686766583, journalTitle=Automobile Technology & Material, columnName=Original article, runingTitle=null, highlight=null, articleAbstract=
Aiming at the concave deformation of a certain vehicle front door panel,this paper conducts a concavity resistance analysis and optimization on the front door outer panel through a joint numerical simulation. Firstly, Hypermesh is utilized to construct the CAE calculation files. Secondly, the uniform distribution method is applied to fix the loading points in the key areas of the front door panels. Thirdly, the successive loading method is utilized to load and unload the front door panels. Finally, the ABAQUS solver is called for calculation to obtain the “Force-Displacement” curve,the front door displacement contour plot, and residual deformation contour plot. The results show that the anti-denting performance of the key area of the original state of the front door outer panel is insufficient, requiring optimization and improvement. The optimization results indicate that the maximum displacement at point P2 is reduced by 33.72 %, and the residual deformation is reduced by 86.66 %; the maximum displacement at point P3 is reduced by 28.33 %, and the residual deformation is reduced by 96.58 %.
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针对某车门外板存在的凹陷变形现象,运用联合数值仿真对车门外板进行抗凹性分析并进行优化。首先,利用Hypermesh进行CAE计算文件搭建;再应用均匀布点法,锁定车门外板关键区域加载点;进一步地,采用逐次加载法对车门外板进行加载与卸载;最后,调用ABAQUS求解计算,以获得载荷-位移曲线、车门位移云图和残余形变状态云图。结果表明,车门外板原状态关键区域的抗凹性不足,需对其优化改进。优化结果表明,P2点的最大位移减小了33.72%,残余变形减小86.66%;P3点的最大位移减小28.33%,残余变形减小96.58%。
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廖映华(1976—),男,教授,主要研究方向为机电耦合系统动力学及可靠性。
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王卫(1999—),男,硕士学位,主要研究方向为汽车性能CAE、碰撞安全。
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王卫(1999—),男,硕士学位,主要研究方向为汽车性能CAE、碰撞安全。
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2 Automotive Engineering Research Institute, Yibin Cowin Automobile Co., Ltd., Yibin 644000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1195335879494513399, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, authorId=1195335879335129844, language=CN, stringName=王宏瑞, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 重庆大学机械与交通工程学院, 重庆 400000)])])], keywords=[Keyword(id=1195335879859417853, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=EN, orderNo=1, keyword=Concavity resistance), Keyword(id=1195335879922332414, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=EN, orderNo=2, keyword=Front door outer panel), Keyword(id=1195335879985246975, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=EN, orderNo=3, keyword=Numerical simulation), Keyword(id=1195335880060744448, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=EN, orderNo=4, keyword=ABAQUS), Keyword(id=1195335880127853313, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, orderNo=1, keyword=抗凹性), Keyword(id=1195335880194962178, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, orderNo=2, keyword=车门外板), Keyword(id=1195335880266265347, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, orderNo=3, keyword=数值模拟), Keyword(id=1195335880408871684, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, orderNo=4, keyword=ABAQUS)], refs=[Reference(id=1195335883877561135, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, doi=null, pmid=null, pmcid=null, year=2020, volume=46, issue=4, pageStart=29, pageEnd=35, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=李俊生, 杨西鹏, 王连轩, journalName=模具工业, refType=null, unstructuredReference=李俊生, 杨西鹏, 王连轩, 等. 冲压与渐进成形薄壁件的结构抗压与抗凹性分析[J].
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P2点载荷-位移曲线, figureFileSmall=WFH72G953HHMfI9oCaoPhA==, figureFileBig=umEQEdTI+0yAJEXXB28lCQ==, tableContent=null), ArticleFig(id=1195335882514412319, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=EN, label=null, caption=null, figureFileSmall=txj3rutngAEM5299ajRMrQ==, figureFileBig=RDb7DXE5qxgcGkuA7TNxSg==, tableContent=null), ArticleFig(id=1195335882577326880, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, label=图14, caption=
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优化方案示意, figureFileSmall=jWeY+06paQsRsRqhfTBipg==, figureFileBig=Bzyh3b7Bz0IZUjPO517dGA==, tableContent=null), ArticleFig(id=1195335882854150947, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=EN, label=null, caption=null, figureFileSmall=ocQscYGrTg9hFdxZt9IbQw==, figureFileBig=F3CWIX8217p+75tsbZplVw==, tableContent=null), ArticleFig(id=1195335882925454116, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, label=图16, caption=
优化后P2点的加载、卸载位移云图, figureFileSmall=ocQscYGrTg9hFdxZt9IbQw==, figureFileBig=F3CWIX8217p+75tsbZplVw==, tableContent=null), ArticleFig(id=1195335882984174373, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=EN, label=null, caption=null, figureFileSmall=moJJNSt2J1a36hxK4SavuQ==, figureFileBig=0ZMWd7xTWg7pQohxJA6Tyg==, tableContent=null), ArticleFig(id=1195335883042894630, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, label=图17, caption=
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| 选点方法 | 均匀布点法 | 模态分析法 | 均布压强法 |
| 优点 | 能比较完整地反映车门外板刚度情况,能找到车门外板较弱的区域 | 能较为准确地且相对完整反映车门外板的刚度情况 | 能准确找到车门外板刚度较弱的部位 |
| 缺点 | 不确定能找到车门外板最薄弱的位置 | 加载点位置较难确定,需要综合考虑车门外板多阶局部模态,且局部模态处刚度不一定弱 | 对车门外板整体的刚度反映不够全面 |
), ArticleFig(id=1195335883604931372, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, label=表1, caption=
3种方法优缺点比较
, figureFileSmall=null, figureFileBig=null, tableContent=
| 选点方法 | 均匀布点法 | 模态分析法 | 均布压强法 |
| 优点 | 能比较完整地反映车门外板刚度情况,能找到车门外板较弱的区域 | 能较为准确地且相对完整反映车门外板的刚度情况 | 能准确找到车门外板刚度较弱的部位 |
| 缺点 | 不确定能找到车门外板最薄弱的位置 | 加载点位置较难确定,需要综合考虑车门外板多阶局部模态,且局部模态处刚度不一定弱 | 对车门外板整体的刚度反映不够全面 |
), ArticleFig(id=1195335883667845933, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 加载点位 | 最大位移 | 残余变形 |
| P1 | 9.458 | 0.139 |
| P2 | 13.643 | 0.090 |
| P3 | 13.956 | 0.351 |
| 目标值 | <10 | <0.7 |
), ArticleFig(id=1195335883734954798, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1195320601515696254, language=CN, label=表2, caption=
P1、P2、P3点计算结果 mm
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| 加载点位 | 最大位移 | 残余变形 |
| P1 | 9.458 | 0.139 |
| P2 | 13.643 | 0.090 |
| P3 | 13.956 | 0.351 |
| 目标值 | <10 | <0.7 |
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