Article(id=1149781958105985691, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1149781952959574654, articleNumber=null, orderNo=null, doi=10.12404/j.issn.1671-1815.2404089, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1717257600000, receivedDateStr=2024-06-02, revisedDate=1735574400000, revisedDateStr=2024-12-31, acceptedDate=null, acceptedDateStr=null, onlineDate=1752058980728, onlineDateStr=2025-07-09, pubDate=1743091200000, pubDateStr=2025-03-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752058980728, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752058980728, creator=13701087609, updateTime=1752058980728, updator=13701087609, issue=Issue{id=1149781952959574654, tenantId=1146029695717560320, journalId=1146123166801305609, year='2025', volume='25', issue='9', pageStart='3529', pageEnd='3967', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1752058979501, creator=13701087609, updateTime=1776333392421, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1251596220226027613, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1149781952959574654, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1251596220226027614, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1149781952959574654, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=3931, endPage=3937, ext={EN=ArticleExt(id=1149781958546387616, articleId=1149781958105985691, tenantId=1146029695717560320, journalId=1146123166801305609, language=EN, title=Damage Degradation of Composite Stiffened Panels during Post-buckling, columnId=1156262731079607234, journalTitle=Science Technology and Engineering, columnName=Papers·Aeronautics and Astronautics, runingTitle=null, highlight=null, articleAbstract=
Composite material is widely used in aerospace field. It is important to research the damage process of composite and its failure mode. Composite damage is a complex progressive process. In order to predict the strength and damage propagation of reinforced composite wall panels under compression conditions, taking the cap shaped single rib panel under compression load as an example, one instantaneous stiffness degradation model and three continuous stiffness degradation models were used for analysis and comparison. By reducing the stiffness of material points in the element, the damage evolution process of composite materials was simulated, and the experimental results were compared with the analysis results. The comparison results show that all four damage degradation models can accurately predict the bearing capacity and damage range of reinforced wall panels under compression conditions. Compared with other models, the constant type model in the continuous damage degradation model has the highest accuracy. The research results provide theoretical guidance for the study of mechanical properties of composite reinforced wall panels.
, correspAuthors=Fei YUAN, 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=Fei YUAN, Xin-xiang LI), CN=ArticleExt(id=1149782002389447547, articleId=1149781958105985691, tenantId=1146029695717560320, journalId=1146123166801305609, language=CN, title=复合材料单筋板在轴压下失效后材料性能退化方法, columnId=1156262731373208516, journalTitle=科学技术与工程, columnName=论文·航空、航天, runingTitle=null, highlight=null, articleAbstract=
复合材料在航空航天等工程中应用非常广泛,对其材料结构的损伤累计及失效规律等力学行为进行分析研究,具有重大的工程价值。为了预测复合材料加筋壁板在压缩工况下的强度及损伤扩展,以压缩载荷下帽型单筋板为例,分别采用了1种瞬时刚度退化和3种连续刚度退化模型进行分析对比,通过对单元中材料点的刚度折减,模拟了复合材料损伤演化的过程,并将试验结果与分析结果相对比。对比结果表明:4种损伤退化模型均可较为准确地预测压缩工况下加筋壁板的承载能力以及损伤范围;与其他模型相比,连续损伤退化模型中的常数型模型精度最高。研究结果为复合材料加筋壁板的力学性能研究提供了理论指导。
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袁菲(1991—),女,汉族,陕西汉中人,硕士,工程师。研究方向:复合材料结构强度。E-mail:yuanfei0410@163.com。
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袁菲(1991—),女,汉族,陕西汉中人,硕士,工程师。研究方向:复合材料结构强度。E-mail:yuanfei0410@163.com。
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20(7): 2913-2919., articleTitle=Influence of variable thickness design for stringer flange on the stringer-skin interface bearing capacity of stiffened composite panels, refAbstract=null)], funds=[Fund(id=1251249374894965324, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, awardId=MJ-2015-F-038, language=CN, fundingSource=民机科研项目(MJ-2015-F-038), fundOrder=null, country=null), Fund(id=1251249375033377365, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, awardId=MJ-2016-F-01, language=CN, fundingSource=民机科研项目(MJ-2016-F-01), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1251249364857995277, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, xref=null, ext=[AuthorCompanyExt(id=1251249364874772497, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, companyId=1251249364857995277, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=National Key Laboratory of Strength and Structural Integrity, Aircraft Strength Research institute of China, Xi’an 710065, China), AuthorCompanyExt(id=1251249364883161105, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, companyId=1251249364857995277, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=中国飞机强度研究所强度与结构完整性全国重点实验室, 西安 710065)])], figs=[ArticleFig(id=1251249367596876026, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.1, caption=
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UMAT子程序流程图, figureFileSmall=6zWMFszs0r29Shj4Ws8huA==, figureFileBig=31+ncIH4dZyc678N+yGHLw==, tableContent=null), ArticleFig(id=1251249369392038160, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.2, caption=
Configuration of the specimen, figureFileSmall=zbMT31/djiYxRJSVKinLKA==, figureFileBig=P4Ukz4dKIxkmjL5533snqw==, tableContent=null), ArticleFig(id=1251249369534644503, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图2, caption=
试验件结构图, figureFileSmall=zbMT31/djiYxRJSVKinLKA==, figureFileBig=P4Ukz4dKIxkmjL5533snqw==, tableContent=null), ArticleFig(id=1251249369694028068, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.3, caption=
Geometry of hat stringer panel, figureFileSmall=EOeQrBS3ky3F017E4CsIyg==, figureFileBig=eW5xZ7YEJYagANGJHIzZLg==, tableContent=null), ArticleFig(id=1251249369819857197, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图3, caption=
帽型长桁试验件截面尺寸, figureFileSmall=EOeQrBS3ky3F017E4CsIyg==, figureFileBig=eW5xZ7YEJYagANGJHIzZLg==, tableContent=null), ArticleFig(id=1251249369958269236, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.4, caption=
Experimental device, figureFileSmall=t2CzkkIjzH06EwTCwxap8g==, figureFileBig=C/yhvXwtwKUonUo6kJF0Kg==, tableContent=null), ArticleFig(id=1251249370088292670, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图4, caption=
试验设备, figureFileSmall=t2CzkkIjzH06EwTCwxap8g==, figureFileBig=C/yhvXwtwKUonUo6kJF0Kg==, tableContent=null), ArticleFig(id=1251249370218316104, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.5, caption=
Failure mode of specimen, figureFileSmall=EN4hHw/SA/p5aV23Uwh0tg==, figureFileBig=+ZM2Fj56/S+d19ECdOlTUw==, tableContent=null), ArticleFig(id=1251249370369311057, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图5, caption=
试验件破坏图, figureFileSmall=EN4hHw/SA/p5aV23Uwh0tg==, figureFileBig=+ZM2Fj56/S+d19ECdOlTUw==, tableContent=null), ArticleFig(id=1251249370520306013, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.6, caption=
Model schematic, figureFileSmall=eLHHotz1eNoaZXWaI3/oFQ==, figureFileBig=5mLZqZV45kf4irZnrfSl/Q==, tableContent=null), ArticleFig(id=1251249370612580712, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图6, caption=
盒段建模示意图, figureFileSmall=eLHHotz1eNoaZXWaI3/oFQ==, figureFileBig=5mLZqZV45kf4irZnrfSl/Q==, tableContent=null), ArticleFig(id=1251249370759381367, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.7, caption=
Positions of strain gauges, figureFileSmall=SA/kgsKpUmr168JBmsnXbg==, figureFileBig=3AeB6DKflHeKJQjCaOoslw==, tableContent=null), ArticleFig(id=1251249370868433282, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图7, caption=
应变片位置示意图, figureFileSmall=SA/kgsKpUmr168JBmsnXbg==, figureFileBig=3AeB6DKflHeKJQjCaOoslw==, tableContent=null), ArticleFig(id=1251249370998456720, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.8, caption=
Strain-load curve of gauge101/1 of M510, figureFileSmall=7y9/AVN4grtEJS79UXmB7g==, figureFileBig=gHRKc/ytahwFwuqr+rHgSg==, tableContent=null), ArticleFig(id=1251249371103314331, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图8, caption=
M510上101/1片载荷应变曲线, figureFileSmall=7y9/AVN4grtEJS79UXmB7g==, figureFileBig=gHRKc/ytahwFwuqr+rHgSg==, tableContent=null), ArticleFig(id=1251249371237532069, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.9, caption=
Strain-load curve of gauge102/2 of M510, figureFileSmall=sUA4cbqSblMEpvwPXYgKAw==, figureFileBig=ZKJ/0VM5jMHxY+B1nhUfmw==, tableContent=null), ArticleFig(id=1251249371438858666, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图9, caption=
M510上102/2片载荷应变曲线, figureFileSmall=sUA4cbqSblMEpvwPXYgKAw==, figureFileBig=ZKJ/0VM5jMHxY+B1nhUfmw==, tableContent=null), ArticleFig(id=1251249371568882099, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.10, caption=
Strain-load curve of gauge103/3 of M510, figureFileSmall=1ghiuutTc0SiKG8+b1oYWw==, figureFileBig=MCNt4+xB4PBzXhBZMaJu0w==, tableContent=null), ArticleFig(id=1251249371694711229, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图10, caption=
M510上103/3片载荷应变曲线, figureFileSmall=1ghiuutTc0SiKG8+b1oYWw==, figureFileBig=MCNt4+xB4PBzXhBZMaJu0w==, tableContent=null), ArticleFig(id=1251249371824734658, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.11, caption=
Range of damage in four modes of degradation, figureFileSmall=h77tjshHHcn2Vi4nzV71FA==, figureFileBig=z6rrLtG4AVsRodvagwUMQQ==, tableContent=null), ArticleFig(id=1251249372005089742, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图11, caption=
4种退化模式下的损伤范围, figureFileSmall=h77tjshHHcn2Vi4nzV71FA==, figureFileBig=z6rrLtG4AVsRodvagwUMQQ==, tableContent=null), ArticleFig(id=1251249373179494873, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Fig.12, caption=
Load-displacement curve of four kinds of degradation model, figureFileSmall=NBO0IVOIZGP9ng8b+FwPNA==, figureFileBig=1imt5sRtr8JPAxCgg8BWYg==, tableContent=null), ArticleFig(id=1251249373309518306, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=图12, caption=
4种退化方式下计算的载荷-位移曲线, figureFileSmall=NBO0IVOIZGP9ng8b+FwPNA==, figureFileBig=1imt5sRtr8JPAxCgg8BWYg==, tableContent=null), ArticleFig(id=1251249373431153137, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Table 1, caption=
Constant damage variable values
, figureFileSmall=null, figureFileBig=null, tableContent=
| 半型 | d1 | d2 |
| 纤维损伤、基体未损伤 | 0.8 | 0 |
| 基体损伤、纤维未损伤 | 0 | 0.8 |
| 纤维损伤、基体损伤 | 0.8 | 0.8 |
), ArticleFig(id=1251249373527622136, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=CN, label=表1, caption=
常数型损伤变量取值
, figureFileSmall=null, figureFileBig=null, tableContent=
| 半型 | d1 | d2 |
| 纤维损伤、基体未损伤 | 0.8 | 0 |
| 基体损伤、纤维未损伤 | 0 | 0.8 |
| 纤维损伤、基体损伤 | 0.8 | 0.8 |
), ArticleFig(id=1251249373695394304, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149781958105985691, language=EN, label=Table 2, caption=
Properties of composite material
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| 参数 | 数值 |
| 弹性模量E11/GPa | 147 |
| 横向弹性模量E22/GPa | 8.51 |
| 面内剪切模量G12/GPa | 4.2 |
| 泊松比ν12 | 0.35 |
| 纵向拉伸强度XT/MPa | 3 200 |
| 纵向压缩强度XC/MPa | 1 100 |
| 横向拉伸强度YT/MPa | 57.4 |
| 横向压缩强度YC/MPa | 225 |
| 剪切强度S/MPa | 89 |
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单向板材料参数
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| 参数 | 数值 |
| 弹性模量E11/GPa | 147 |
| 横向弹性模量E22/GPa | 8.51 |
| 面内剪切模量G12/GPa | 4.2 |
| 泊松比ν12 | 0.35 |
| 纵向拉伸强度XT/MPa | 3 200 |
| 纵向压缩强度XC/MPa | 1 100 |
| 横向拉伸强度YT/MPa | 57.4 |
| 横向压缩强度YC/MPa | 225 |
| 剪切强度S/MPa | 89 |
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Properties of cladding layer and fillets
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| 参数 | 数值 |
| 杨氏模量E11/GPa | 183 |
| 横向杨氏模量E22/GPa | 8.81 |
| 面内剪切模量G12/GPa | 5.5 |
| 泊松比ν12 | 0.35 |
| 纵向拉伸强度XT/MPa | 731 |
| 纵向压缩强度XC/MPa | 669 |
| 横向拉伸强度YT/MPa | 731 |
| 横向压缩强度YC/MPa | 56.2 |
| 剪切强度S/MPa | 63 |
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内包层及捻子条的材料参数
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| 参数 | 数值 |
| 杨氏模量E11/GPa | 183 |
| 横向杨氏模量E22/GPa | 8.81 |
| 面内剪切模量G12/GPa | 5.5 |
| 泊松比ν12 | 0.35 |
| 纵向拉伸强度XT/MPa | 731 |
| 纵向压缩强度XC/MPa | 669 |
| 横向拉伸强度YT/MPa | 731 |
| 横向压缩强度YC/MPa | 56.2 |
| 剪切强度S/MPa | 63 |
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Properties of interface
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| 参数 | 数值 |
| 弹性模量E11/MPa | 2 000 |
| 泊松比ν12 | 0.3 |
| 第一剪切方向强度SS/MPa | 45 |
| 第二剪切方向强度ST/MPa | 45 |
| 法向拉伸强度SN/MPa | 30 |
| Ⅰ型断裂韧性能量释放率GⅠC | 0.27 |
| Ⅱ型断裂韧性能量释放率GⅡC | 1.9 |
| Ⅲ型断裂韧性能量释放率GⅢC | 1.9 |
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界面的材料参数
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| 参数 | 数值 |
| 弹性模量E11/MPa | 2 000 |
| 泊松比ν12 | 0.3 |
| 第一剪切方向强度SS/MPa | 45 |
| 第二剪切方向强度ST/MPa | 45 |
| 法向拉伸强度SN/MPa | 30 |
| Ⅰ型断裂韧性能量释放率GⅠC | 0.27 |
| Ⅱ型断裂韧性能量释放率GⅡC | 1.9 |
| Ⅲ型断裂韧性能量释放率GⅢC | 1.9 |
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Comparison of final failure loads in test and FEA
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| 退化方式 | 计算载荷/kN | 试验载荷/kN | 误差/% |
| 弹性常数瞬时退化 | 231.45 | 239 | -3.34 |
| CDM常数损伤退化 | 238.14 | -0.35 |
| CDM线性损伤退化 | 244.50 | 2.09 |
| CDM非线性损伤退化 | 225.14 | -5.79 |
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试验和有限元分析中最终失效载荷对比
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| 退化方式 | 计算载荷/kN | 试验载荷/kN | 误差/% |
| 弹性常数瞬时退化 | 231.45 | 239 | -3.34 |
| CDM常数损伤退化 | 238.14 | -0.35 |
| CDM线性损伤退化 | 244.50 | 2.09 |
| CDM非线性损伤退化 | 225.14 | -5.79 |
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