Article(id=1228295390986961016, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228295387077866291, articleNumber=null, orderNo=null, doi=10.16385/j.cnki.issn.1004-4523.2025.01.013, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1677254400000, receivedDateStr=2023-02-25, revisedDate=1682179200000, revisedDateStr=2023-04-23, acceptedDate=null, acceptedDateStr=null, onlineDate=1770778041835, onlineDateStr=2026-02-11, pubDate=1736438400000, pubDateStr=2025-01-10, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1770778041835, onlineIssueDateStr=2026-02-11, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1770778041835, creator=13701087609, updateTime=1770778041835, updator=13701087609, issue=Issue{id=1228295387077866291, tenantId=1146029695717560320, journalId=1225147924628267009, year='2025', volume='38', issue='1', pageStart='1', pageEnd='222', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1770778040904, creator=13701087609, updateTime=1770949073977, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1229012751838802169, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228295387077866291, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1229012751838802170, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228295387077866291, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=117, endPage=125, ext={EN=ArticleExt(id=1228295391767101564, articleId=1228295390986961016, tenantId=1146029695717560320, journalId=1225147924628267009, language=EN, title=Structural damage identification based on recursive proper orthogonal decomposition and strong tracking extended Kalman filtering, columnId=null, journalTitle=Journal of Vibration Engineering, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Aiming at the problem that the existing damage identification methods are difficult to track the structural damage in real time and require a large amount of calculation, a model order reduction and online damage identification method based on the combination of recursive proper orthogonal decomposition (RPOD) and strong tracking extended Kalman filter (STEKF) is proposed.The structural damage identification under dynamic load is studied. The RPOD method is used to update online and construct the reduced-order model reflecting the structure state in real time, which solves the problem of large calculation and difficult convergence of dynamic analysis of multi-degree of freedom structures under unknown loads. Meanwhile, the evolution of damage is tracked and located. The STEKF method is used to track the state vector of the reduced-order model and identify the reduced-order model parameters degraded by damage. The feasibility of the proposed method is verified by numerical simulation of a six-story shear frame and model test of a three-story steel frame. The results show that the proposed method can accurately construct the reduced-order model and track the time-varying history of the reduced-order model parameters. Meanwhile, it can effectively identify the location and extent of the damage of the shear building structure, even when dealing with high levels of noise, it retains high accuracy.
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针对目前已有损伤识别方法难以实时跟踪结构损伤且计算量大的问题,提出了一种基于递归本征正交分解(recursive proper orthogonal decomposition,RPOD)与强跟踪扩展卡尔曼滤波(strong tracking extended Kalman filter,STEKF)相结合的模型降阶与结构损伤在线识别方法,对动载荷作用下的结构损伤识别进行了研究。利用RPOD方法在线更新并实时建立反映结构状态的降阶模型,解决未知载荷作用下多自由度结构动力分析计算量大且难以收敛的问题,同时跟踪损伤的演化并对其进行定位;通过STEKF方法跟踪降阶模型的状态向量,识别因损伤而退化的降阶模型参数。分别采用六层剪切型框架的数值模拟与三层钢框架的模型试验验证了该方法的可行性,结果表明,所提出的方法能够准确建立降阶模型并跟踪降阶模型参数的时变历程,同时可以有效地识别出剪切型建筑结构损伤的位置和程度,即使在处理高程度噪声时仍有较高的精度。
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, authorsList=杨少冲, 姚远, 刘家亮, 雷振, 方有亮)}, authors=[Author(id=1228299361357071135, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=yangshaochong@hbu.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1228299362749580067, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, authorId=1228299361357071135, language=EN, stringName=Shaochong YANG, firstName=Shaochong, middleName=null, lastName=YANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.College of Civil Engineering and Architecture, Hebei University, Baoding 071002, China
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1.河北大学建筑工程学院,河北 保定 071002
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杨少冲(1979—),男,博士,副教授。E-mail:yangshaochong@hbu.edu.cn
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1.College of Civil Engineering and Architecture, Hebei University, Baoding 071002, China
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Flow chart of dual recognition based on the RPOD-STEKF method, figureFileSmall=46JeRnhUniR3MRcdvxAvsw==, figureFileBig=pOMO6cOCWK7nxCJZJUxenQ==, tableContent=null), ArticleFig(id=1228299365236802425, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图1, caption=
基于RPOD-STEKF方法的双重识别流程图, figureFileSmall=46JeRnhUniR3MRcdvxAvsw==, figureFileBig=pOMO6cOCWK7nxCJZJUxenQ==, tableContent=null), ArticleFig(id=1228299365324882811, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 2, caption=
Calculation model of six-story shear frame, figureFileSmall=UhCdCitk+02HZgYIBBdY+w==, figureFileBig=90tSXhMbZAPMWRMZYTGsbA==, tableContent=null), ArticleFig(id=1228299365429740414, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图2, caption=
六层剪切型框架计算模型, figureFileSmall=UhCdCitk+02HZgYIBBdY+w==, figureFileBig=90tSXhMbZAPMWRMZYTGsbA==, tableContent=null), ArticleFig(id=1228299365530403712, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 3, caption=
Displacement response at the inter-story between the third and fourth floors of the full-order model and the reduced-order model, figureFileSmall=j5YrqDSvZTsiMy0qgAxi8g==, figureFileBig=UoC1uPFR63hTQVWQ0/Fl1Q==, tableContent=null), ArticleFig(id=1228299365605901186, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图3, caption=
全阶模型与降阶模型三、四层间位移响应, figureFileSmall=j5YrqDSvZTsiMy0qgAxi8g==, figureFileBig=UoC1uPFR63hTQVWQ0/Fl1Q==, tableContent=null), ArticleFig(id=1228299365677204354, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 4, caption=
Effect of changes in the reduced-order stiffness on the displacement response at the inter-story between the third and fourth floors, figureFileSmall=nfAtRBl8fZnoUippLaeAEw==, figureFileBig=qOGj6bCG5boAKJ+oRJ3KGg==, tableContent=null), ArticleFig(id=1228299365761090436, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图4, caption=
降阶模型刚度变化对三、四层间位移响应的影响, figureFileSmall=nfAtRBl8fZnoUippLaeAEw==, figureFileBig=qOGj6bCG5boAKJ+oRJ3KGg==, tableContent=null), ArticleFig(id=1228299367149405063, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 5, caption=
Time evolution of the POM under single damage case, figureFileSmall=d61+bjystu7SjRNPxVrkQg==, figureFileBig=NXpyH96Dub/addGoIO9YIQ==, tableContent=null), ArticleFig(id=1228299367254262664, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图5, caption=
单损工况下的POM时间演化图, figureFileSmall=d61+bjystu7SjRNPxVrkQg==, figureFileBig=NXpyH96Dub/addGoIO9YIQ==, tableContent=null), ArticleFig(id=1228299367329760138, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 6, caption=
Time-history of stiffness recognition for reduced-order model under single damage case, figureFileSmall=XoRXUjnok7qZqf9jDVhRbQ==, figureFileBig=3Th0M6wW/kMM5q0CEq23YA==, tableContent=null), ArticleFig(id=1228299367392674700, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图6, caption=
单损工况下降阶模型刚度识别的时间历程, figureFileSmall=XoRXUjnok7qZqf9jDVhRbQ==, figureFileBig=3Th0M6wW/kMM5q0CEq23YA==, tableContent=null), ArticleFig(id=1228299367489143694, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 7, caption=
Time evolution of the POM under multiple damage case, figureFileSmall=s7nBIrbRSoGY2FyOzkuADA==, figureFileBig=/l3i7+kKE0D5aWZFSo0Enw==, tableContent=null), ArticleFig(id=1228299367556252560, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图7, caption=
多损工况下的POM时间演化图, figureFileSmall=s7nBIrbRSoGY2FyOzkuADA==, figureFileBig=/l3i7+kKE0D5aWZFSo0Enw==, tableContent=null), ArticleFig(id=1228299367656915858, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 8, caption=
Time-history of stiffness recognition for reduced-order models under multiple damage case, figureFileSmall=9Z8leB47HAsElLSnLzmA8w==, figureFileBig=pWieoLL2+kBGNN79aYAKVw==, tableContent=null), ArticleFig(id=1228299367757579156, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图8, caption=
多损工况下降阶模型刚度识别的时间历程, figureFileSmall=9Z8leB47HAsElLSnLzmA8w==, figureFileBig=pWieoLL2+kBGNN79aYAKVw==, tableContent=null), ArticleFig(id=1228299367866631063, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 9, caption=
Schematic diagram of the three-story steel frame model and the arrangement of measuring points (Unit:mm), figureFileSmall=qqbetI4lfep5eQbAB3mdeA==, figureFileBig=0pEmf3jawr0uilqfm2X5bA==, tableContent=null), ArticleFig(id=1228299368021820314, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图9, caption=
三层钢框架模型及测点布置示意图(单位:mm), figureFileSmall=qqbetI4lfep5eQbAB3mdeA==, figureFileBig=0pEmf3jawr0uilqfm2X5bA==, tableContent=null), ArticleFig(id=1228299368101512093, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 10, caption=
Schematic diagram of each damage case (Unit:mm), figureFileSmall=BaKGtJJEHQP1JbV9wPhUBQ==, figureFileBig=p75uY/LuISt/cRegZmEJaw==, tableContent=null), ArticleFig(id=1228299368172815262, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图10, caption=
各损伤工况示意图(单位:mm), figureFileSmall=BaKGtJJEHQP1JbV9wPhUBQ==, figureFileBig=p75uY/LuISt/cRegZmEJaw==, tableContent=null), ArticleFig(id=1228299368269284256, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 11, caption=
Damage identification results under damage case 1, figureFileSmall=rpw4JFzKQefNk57pMqpDOQ==, figureFileBig=+dxbI6z02R7KdR3IP098TA==, tableContent=null), ArticleFig(id=1228299368365753249, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图11, caption=
工况1下的损伤识别结果, figureFileSmall=rpw4JFzKQefNk57pMqpDOQ==, figureFileBig=+dxbI6z02R7KdR3IP098TA==, tableContent=null), ArticleFig(id=1228299368441250723, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 12, caption=
Damage identification results under damage case 2, figureFileSmall=f+G5f5EE7pWlWpLGH+UWvw==, figureFileBig=5yyPyB1oZvlMxT7GZNk6oA==, tableContent=null), ArticleFig(id=1228299368516748196, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图12, caption=
工况2下的损伤识别结果, figureFileSmall=f+G5f5EE7pWlWpLGH+UWvw==, figureFileBig=5yyPyB1oZvlMxT7GZNk6oA==, tableContent=null), ArticleFig(id=1228299368592245669, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Fig. 13, caption=
Damage identification results under damage case 3, figureFileSmall=iG/jsIp5vxvI2QXdSTau8w==, figureFileBig=Rlgyy5svdhlnM1rqIMdu8w==, tableContent=null), ArticleFig(id=1228299368667743141, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=图13, caption=
工况3下的损伤识别结果, figureFileSmall=iG/jsIp5vxvI2QXdSTau8w==, figureFileBig=Rlgyy5svdhlnM1rqIMdu8w==, tableContent=null), ArticleFig(id=1228299368747434919, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=EN, label=Tab. 1, caption=
Damage cases setting of model test
, figureFileSmall=null, figureFileBig=null, tableContent=
| 工况 | 损伤位置 | 损伤程度 |
|---|
| 工况1 | 第一层单点损伤 | 开口深度5 mm |
| 工况2 | 第二层单点损伤 | 第一级损伤开口深度5 mm;第二级损伤开口深度10 mm |
| 工况3 | 第一、三层多点损伤 | 开口深度5 mm |
), ArticleFig(id=1228299368835515305, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295390986961016, language=CN, label=表1, caption=
模型试验损伤工况设置
, figureFileSmall=null, figureFileBig=null, tableContent=
| 工况 | 损伤位置 | 损伤程度 |
|---|
| 工况1 | 第一层单点损伤 | 开口深度5 mm |
| 工况2 | 第二层单点损伤 | 第一级损伤开口深度5 mm;第二级损伤开口深度10 mm |
| 工况3 | 第一、三层多点损伤 | 开口深度5 mm |
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