Article(id=1228011506382603174, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228011505698931621, articleNumber=null, orderNo=null, doi=10.16385/j.cnki.issn.1004-4523.2024.01.005, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1654444800000, receivedDateStr=2022-06-06, revisedDate=1659542400000, revisedDateStr=2022-08-04, acceptedDate=null, acceptedDateStr=null, onlineDate=1770710358471, onlineDateStr=2026-02-10, pubDate=1706371200000, pubDateStr=2024-01-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1770710358471, onlineIssueDateStr=2026-02-10, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1770710358471, creator=13701087609, updateTime=1770710358471, updator=13701087609, issue=Issue{id=1228011505698931621, tenantId=1146029695717560320, journalId=1225147924628267009, year='2024', volume='37', issue='1', pageStart='1', pageEnd='190', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1770710358308, creator=13701087609, updateTime=1770795378159, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1228368104862974870, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228011505698931621, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1228368104862974871, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228011505698931621, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=40, endPage=51, ext={EN=ArticleExt(id=1228011506957222827, articleId=1228011506382603174, tenantId=1146029695717560320, journalId=1225147924628267009, language=EN, title=Influence of the guide vane inclination angle on the vortex-induced vibration performance of the II-shaped composite girder, columnId=null, journalTitle=Journal of Vibration Engineering, columnName=null, runingTitle=null, highlight=null, articleAbstract=
The II-shaped composite girder is widely used in the construction of long-span cable-stayed bridges,but the weak vortex-induced vibration (VIV) performance of this type of section seriously limits its application prospects. A II-shaped composite girder double-tower cable-stayed bridge with a main span of 530 m is used as the engineering background,and the VIV performance and aerodynamic optimization measures of the II-shaped composite girder are studied by using wind tunnel tests. The tests show that the VIV of the original II-shaped section occurs at each wind attack angle,and the VIV amplitude of the girder can be reduced by setting guide vanes and the lower central stabilizer. The change in the inclination angle of guide vanes has a significant impact on the combined aerodynamic measure of VIV suppression performance. The combination measure VIV suppression performance with the guide vane of 30° inclination angle is the best,and the VIV can be significantly suppressed or even eliminated when the damping ratio required by the specification is 1.0%. The VIV suppression mechanism of the combined aerodynamic measure and the influence mechanism of the guide vane inclination angle change on the VIV suppression performance of the measure are studied by using computational fluid dynamics (CFD) numerical simulation. The calculation results show that the windward side guide vane in the 30° inclination guide vane combination measure can significantly improve the gas flow around the upstream section,and the cooperation with the lower central stabilizer can weaken the Karman vortex of the II-shaped section wake toy suppress the girder VIV. Changing the inclination angle of the guide vane not only affects the generation of vortices near the guide vane itself,but also affects the improvement of the lower central stabilizer on the vortex shedding state under the section,thereby significantly affecting the VIV suppression performance of the combined aerodynamic measure.
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II型叠合梁被广泛应用于大跨度斜拉桥建设中,但该类断面较差的涡振性能严重影响了其应用前景。以某主跨为530 m的II型叠合梁双塔斜拉桥为工程背景,通过风洞试验对II型主梁的涡振性能及气动优化措施进行研究。试验结果表明,原设计II型断面在各风攻角下均存在显著涡激振动,通过在断面工字梁下缘处设置导流板与下中央稳定板可降低梁体的涡振振幅,且导流板倾斜角度的改变对该组合气动措施的制振效果影响显著,其中30°倾角导流板组合气动措施的制振效果最优,可在规范要求阻尼比1.0%下显著抑制甚至消除梁体的涡激振动。通过CFD数值模拟对该组合气动措施的制振机理与导流板倾斜角度的变化对组合气动措施制振性能的影响机理进行了研究,计算结果表明,30°倾角导流板组合气动措施中的迎风侧导流板可显著改善上游断面的气体绕流状态,并配合下中央稳定板削弱II型断面尾流的卡门涡脱,从而起到抑制主梁涡振的效果,改变导流板倾斜角度会在影响导流板自身附近旋涡生成的同时,影响下中央稳定板对断面下侧旋涡脱落状态的改善作用,从而对该组合气动措施的制振性能产生显著影响。
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, authorsList=黄林, 董佳慧, 王骑, 廖海黎, 李志国)}, authors=[Author(id=1228042640436953909, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=huanglin@my.swjtu.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1228042640516645688, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, authorId=1228042640436953909, language=EN, stringName=Lin HUANG, firstName=Lin, middleName=null, lastName=HUANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1Department of Bridge Engineering, School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, China
2Key Laboratory for Wind Engineering of Sichuan Province, Chengdu 610031, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228042640596337465, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, authorId=1228042640436953909, language=CN, stringName=黄林, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1西南交通大学土木工程学院桥梁工程系,四川 成都 610031
2风工程四川省重点实验室,四川 成都 610031, bio={"content":"
黄 林(1994—),男,博士研究生。电话: (028)87600876; E-mail: huanglin@my.swjtu.edu.cn。
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黄 林(1994—),男,博士研究生。电话: (028)87600876; E-mail: huanglin@my.swjtu.edu.cn。
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1Department of Bridge Engineering, School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, China
2Key Laboratory for Wind Engineering of Sichuan Province, Chengdu 610031, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228042640868967231, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, authorId=1228042640655057723, language=CN, stringName=董佳慧, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1西南交通大学土木工程学院桥梁工程系,四川 成都 610031
2风工程四川省重点实验室,四川 成都 610031, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228042638897644334, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, xref=1, ext=[AuthorCompanyExt(id=1228042638914421551, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, companyId=1228042638897644334, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1西南交通大学土木工程学院桥梁工程系,四川 成都 610031)]), AuthorCompany(id=1228042640311124785, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, xref=2, ext=[AuthorCompanyExt(id=1228042640319513394, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, companyId=1228042640311124785, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1Department of Bridge Engineering, School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, China
2Key Laboratory for Wind Engineering of Sichuan Province, Chengdu 610031, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228042641082876741, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, authorId=1228042640931881793, language=CN, stringName=王骑, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1西南交通大学土木工程学院桥梁工程系,四川 成都 610031
2风工程四川省重点实验室,四川 成都 610031, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228042638897644334, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, xref=1, ext=[AuthorCompanyExt(id=1228042638914421551, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, companyId=1228042638897644334, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1, 2, address=
1Department of Bridge Engineering, School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, China
2Key Laboratory for Wind Engineering of Sichuan Province, Chengdu 610031, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228042641284203339, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, authorId=1228042641141596999, language=CN, stringName=廖海黎, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1西南交通大学土木工程学院桥梁工程系,四川 成都 610031
2风工程四川省重点实验室,四川 成都 610031, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228042638897644334, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, xref=1, ext=[AuthorCompanyExt(id=1228042638914421551, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, companyId=1228042638897644334, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1, 2, address=
1Department of Bridge Engineering, School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, China
2Key Laboratory for Wind Engineering of Sichuan Province, Chengdu 610031, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228042641506501457, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, authorId=1228042641351312205, language=CN, stringName=李志国, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1西南交通大学土木工程学院桥梁工程系,四川 成都 610031
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2009., articleTitle=A numerical study on self-excited aerodynamic forces of bridge deck, refAbstract=null)], funds=[Fund(id=1228042649886720922, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, awardId=51678508, language=CN, fundingSource=国家自然科学基金资助项目(51678508), fundOrder=null, country=null), Fund(id=1228042649949635483, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, awardId=51778547, language=CN, fundingSource=国家自然科学基金资助项目(51778547), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1228042638897644334, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, xref=1, ext=[AuthorCompanyExt(id=1228042638914421551, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, companyId=1228042638897644334, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1Department of Bridge Engineering, School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, China), AuthorCompanyExt(id=1228042638927004464, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, companyId=1228042638897644334, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1西南交通大学土木工程学院桥梁工程系,四川 成都 610031)]), AuthorCompany(id=1228042640311124785, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, xref=2, ext=[AuthorCompanyExt(id=1228042640319513394, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, companyId=1228042640311124785, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2Key Laboratory for Wind Engineering of Sichuan Province, Chengdu 610031, China), AuthorCompanyExt(id=1228042640327902003, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, companyId=1228042640311124785, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2风工程四川省重点实验室,四川 成都 610031)])], figs=[ArticleFig(id=1228042642462802780, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.1, caption=
The main span layout of bridge (Unit: cm), figureFileSmall=S+i7TdPt2ZwQmepmnmFFsQ==, figureFileBig=CBRTSCTebGQU3VZkt0vA5A==, tableContent=null), ArticleFig(id=1228042642525717341, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图1, caption=
桥跨布置图(单位:cm), figureFileSmall=S+i7TdPt2ZwQmepmnmFFsQ==, figureFileBig=CBRTSCTebGQU3VZkt0vA5A==, tableContent=null), ArticleFig(id=1228042642630574942, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.2, caption=
Standard cross-section of II-shaped composite girder(Unit: cm), figureFileSmall=A9JnzkZX0dZR9xv8IRpAKg==, figureFileBig=ER1/+wQxTKxCBl7lNyoNGg==, tableContent=null), ArticleFig(id=1228042642697683807, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图2, caption=
主跨II型叠合梁标准断面图(单位: cm), figureFileSmall=A9JnzkZX0dZR9xv8IRpAKg==, figureFileBig=ER1/+wQxTKxCBl7lNyoNGg==, tableContent=null), ArticleFig(id=1228042642756404064, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.3, caption=
Test section model, figureFileSmall=D5QMcrD9Qfp3cgNBszuMtA==, figureFileBig=RgPPP5YpjLP/iVQxDtWsJA==, tableContent=null), ArticleFig(id=1228042642823512929, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图3, caption=
试验节段模型, figureFileSmall=D5QMcrD9Qfp3cgNBszuMtA==, figureFileBig=RgPPP5YpjLP/iVQxDtWsJA==, tableContent=null), ArticleFig(id=1228042642894816098, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.4, caption=
VIV response of the original II-shaped section (ξh=0.37%,ξα=0.18%), figureFileSmall=EOB2+cfM69NAXnlLyv4T1w==, figureFileBig=U++t7x+NgwP4FQ9IEzOksQ==, tableContent=null), ArticleFig(id=1228042642974507875, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图4, caption=
原设计II型断面涡振响应(ξh=0.37%,ξα=0.18%), figureFileSmall=EOB2+cfM69NAXnlLyv4T1w==, figureFileBig=U++t7x+NgwP4FQ9IEzOksQ==, tableContent=null), ArticleFig(id=1228042643062588260, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.5, caption=
VIV amplitudes of the original II-shaped section with different damping ratios, figureFileSmall=N3DejYrRgYJ7CFH/eDkC+w==, figureFileBig=2U64D4j02Vtc8hgvD8uhEQ==, tableContent=null), ArticleFig(id=1228042643129697125, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图5, caption=
不同阻尼比下原设计II型断面涡振幅值, figureFileSmall=N3DejYrRgYJ7CFH/eDkC+w==, figureFileBig=2U64D4j02Vtc8hgvD8uhEQ==, tableContent=null), ArticleFig(id=1228042643184223078, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.6, caption=
Diagram of the XZDM section (Unit: cm), figureFileSmall=/pV//9Tw2ODeTBkBdPbPbQ==, figureFileBig=qcwcmgCr9u0AJyhCoKV4NA==, tableContent=null), ArticleFig(id=1228042643268109159, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图6, caption=
XZDM断面示意图(单位: cm), figureFileSmall=/pV//9Tw2ODeTBkBdPbPbQ==, figureFileBig=qcwcmgCr9u0AJyhCoKV4NA==, tableContent=null), ArticleFig(id=1228042643440075624, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.7, caption=
VIV amplitudes of the XZDM section with different damping ratios, figureFileSmall=0a910FUdCVVhFCX/E+78Lw==, figureFileBig=P0ULyxQ6ESxbaK8h7WJwHw==, tableContent=null), ArticleFig(id=1228042644824195945, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图7, caption=
不同阻尼比下XZDM断面涡振幅值, figureFileSmall=0a910FUdCVVhFCX/E+78Lw==, figureFileBig=P0ULyxQ6ESxbaK8h7WJwHw==, tableContent=null), ArticleFig(id=1228042644891304810, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.8, caption=
Diagram of the DL30 section (Unit: cm), figureFileSmall=91+GvTEbg8jzVD53zE95Tw==, figureFileBig=8Yc6Ljmhpy/IGVYeGvUWzw==, tableContent=null), ArticleFig(id=1228042644945830763, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图8, caption=
DL30断面示意图(单位: cm), figureFileSmall=91+GvTEbg8jzVD53zE95Tw==, figureFileBig=8Yc6Ljmhpy/IGVYeGvUWzw==, tableContent=null), ArticleFig(id=1228042645029716844, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.9, caption=
Diagram of the XZDL30 section (Unit: cm), figureFileSmall=GOiFKPmOGmJSx9eHRXnTqA==, figureFileBig=Snt3RanWWqj2RYRKY6uJeA==, tableContent=null), ArticleFig(id=1228042645092631405, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图9, caption=
XZDL30断面示意图(单位: cm), figureFileSmall=GOiFKPmOGmJSx9eHRXnTqA==, figureFileBig=Snt3RanWWqj2RYRKY6uJeA==, tableContent=null), ArticleFig(id=1228042645163934574, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.10, caption=
Maximum vertical VIV amplitude of each section (ξh=0.37%,ξα=0.18%), figureFileSmall=HGOkxkJH37lxpCnX5TnqVQ==, figureFileBig=wgWxGi4o5RmgGRUfIESMNg==, tableContent=null), ArticleFig(id=1228042645239432047, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图10, caption=
各断面最大竖向涡振振幅(ξh=0.37%,ξα=0.18%), figureFileSmall=HGOkxkJH37lxpCnX5TnqVQ==, figureFileBig=wgWxGi4o5RmgGRUfIESMNg==, tableContent=null), ArticleFig(id=1228042645314929520, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.11, caption=
Maximum torsional VIV amplitude of each section (ξh=0.37%,ξα=0.18%), figureFileSmall=81O7lAox94/Cfxel87/evw==, figureFileBig=MWxiGvEAJtxQqg8EEUvqFA==, tableContent=null), ArticleFig(id=1228042645377844081, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图11, caption=
各断面最大扭转涡振振幅(ξh=0.37% ,ξα=0.18%), figureFileSmall=81O7lAox94/Cfxel87/evw==, figureFileBig=MWxiGvEAJtxQqg8EEUvqFA==, tableContent=null), ArticleFig(id=1228042645486895986, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.12, caption=
Diagram of inclination angle of the guide vane combination aerodynamic measure (Unit: cm), figureFileSmall=LJrunYr+TA0x0uiQZZbQNA==, figureFileBig=8Yu0ecTULAv/Rqk0xo1/dA==, tableContent=null), ArticleFig(id=1228042645583364979, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图12, caption=
导流板组合气动措施倾斜角示意图(单位: cm), figureFileSmall=LJrunYr+TA0x0uiQZZbQNA==, figureFileBig=8Yu0ecTULAv/Rqk0xo1/dA==, tableContent=null), ArticleFig(id=1228042645663056756, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.13, caption=
Maximum vertical VIV amplitude of section with different inclined angle guide vanes (ξh=0.37%,ξα=0.18%), figureFileSmall=UqDxQ/UMSxImM6EgeIVsLQ==, figureFileBig=e+ggvVSZx123z8/f/avoZA==, tableContent=null), ArticleFig(id=1228042645725971317, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图13, caption=
加装不同角度导流板断面最大竖向涡振振幅(ξh=0.37%,ξα=0.18%), figureFileSmall=UqDxQ/UMSxImM6EgeIVsLQ==, figureFileBig=e+ggvVSZx123z8/f/avoZA==, tableContent=null), ArticleFig(id=1228042645793080182, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.14, caption=
Maximum torsional VIV amplitude of section with different inclined angle guide vanes(ξh=0.37%,ξα=0.18%), figureFileSmall=G1HQWMSEe31KeVPoHSRySw==, figureFileBig=HnPtFkqJ3vugc7yK1tDznw==, tableContent=null), ArticleFig(id=1228042645876966263, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图14, caption=
加装不同角度导流板断面最大扭转涡振振幅(ξh=0.37%,ξα=0.18%), figureFileSmall=G1HQWMSEe31KeVPoHSRySw==, figureFileBig=HnPtFkqJ3vugc7yK1tDznw==, tableContent=null), ArticleFig(id=1228042645939880824, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.15, caption=
VIV response of the XZDL30 section (ξh=0.37%,ξα=0.18%), figureFileSmall=D7tQxziYhhHCNFdh7F5y3w==, figureFileBig=AE+ZtE63T6hOa6pBSCABcg==, tableContent=null), ArticleFig(id=1228042646011183993, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图15, caption=
XZDL30断面涡振响应(ξh=0.37%,ξα=0.18%), figureFileSmall=D7tQxziYhhHCNFdh7F5y3w==, figureFileBig=AE+ZtE63T6hOa6pBSCABcg==, tableContent=null), ArticleFig(id=1228042646082487162, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.16, caption=
VIV response of the XZDL30 section (ξh=0.98%,ξα=0.67%), figureFileSmall=cRHzjLEFA+k1R//iJUcmwA==, figureFileBig=fsCHLLZvcKNU8vPX0Y6tqg==, tableContent=null), ArticleFig(id=1228042646162178939, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图16, caption=
XZDL30断面涡振响应(ξh=0.98%,ξα=0.67%), figureFileSmall=cRHzjLEFA+k1R//iJUcmwA==, figureFileBig=fsCHLLZvcKNU8vPX0Y6tqg==, tableContent=null), ArticleFig(id=1228042646237676412, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.17, caption=
Diagram of calculated section, figureFileSmall=XVmo5kBmG1VsqW1zau8img==, figureFileBig=PyDn5RrUVOsd3B74uZOsqw==, tableContent=null), ArticleFig(id=1228042646300590973, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图17, caption=
计算断面简图, figureFileSmall=XVmo5kBmG1VsqW1zau8img==, figureFileBig=PyDn5RrUVOsd3B74uZOsqw==, tableContent=null), ArticleFig(id=1228042646371894142, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.18, caption=
Diagram of calculation domain details and parameter settings, figureFileSmall=bTpjsn3c70JLpWl9IqGznw==, figureFileBig=toQnHepklyckBXmjr5Wbmg==, tableContent=null), ArticleFig(id=1228042646459974527, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图18, caption=
计算域详情与参数设置示意图, figureFileSmall=bTpjsn3c70JLpWl9IqGznw==, figureFileBig=toQnHepklyckBXmjr5Wbmg==, tableContent=null), ArticleFig(id=1228042646531277696, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.19, caption=
time history and spectrum diagram of the original II-shaped section, figureFileSmall=EPoxrd1/rmvn/K4rdFV5Xw==, figureFileBig=UW+xmBida8INTMAAAVbYhg==, tableContent=null), ArticleFig(id=1228042646610969473, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图19, caption=
原设计II型断面
时程与频谱图, figureFileSmall=EPoxrd1/rmvn/K4rdFV5Xw==, figureFileBig=UW+xmBida8INTMAAAVbYhg==, tableContent=null), ArticleFig(id=1228042646682272642, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.20, caption=
The instantaneous vorticity magnitude evolution diagram around the original II-shaped section, figureFileSmall=hlmeamwSFJiy/8rOsFIH0w==, figureFileBig=0Rt0Ujk6G85Ab6Uwliwb/A==, tableContent=null), ArticleFig(id=1228042646753575811, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图20, caption=
原设计II型断面瞬时涡量演化图, figureFileSmall=hlmeamwSFJiy/8rOsFIH0w==, figureFileBig=0Rt0Ujk6G85Ab6Uwliwb/A==, tableContent=null), ArticleFig(id=1228042646812296068, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.21, caption=
The instantaneous vorticity magnitude evolution diagram around the XZDL30 section, figureFileSmall=wKwaiHWcEEg5fCedrb6Ykg==, figureFileBig=EMd9pupaC5zk2CQL4aqV+g==, tableContent=null), ArticleFig(id=1228042646875210629, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图21, caption=
XZDL30断面瞬时涡量演化图, figureFileSmall=wKwaiHWcEEg5fCedrb6Ykg==, figureFileBig=EMd9pupaC5zk2CQL4aqV+g==, tableContent=null), ArticleFig(id=1228042646942319494, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.22, caption=
Time history diagram of the numerical simulation lift coefficient (
), figureFileSmall=YC71BhoKH0SK2ANpBgwf+w==, figureFileBig=plp6fcdT3vdiwLOXhL0t+A==, tableContent=null), ArticleFig(id=1228042647009428359, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图22, caption=
数值模拟升力系数(
)时程图, figureFileSmall=YC71BhoKH0SK2ANpBgwf+w==, figureFileBig=plp6fcdT3vdiwLOXhL0t+A==, tableContent=null), ArticleFig(id=1228042647076537224, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.23, caption=
Time history diagram of the numerical simulation moment coefficient (
), figureFileSmall=NJD15E8FoZ2F5eQ7yydaBQ==, figureFileBig=h3iyVkRIsVbMHKSjZUMq3A==, tableContent=null), ArticleFig(id=1228042647131063177, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图23, caption=
数值模拟力矩系数(
)时程图, figureFileSmall=NJD15E8FoZ2F5eQ7yydaBQ==, figureFileBig=h3iyVkRIsVbMHKSjZUMq3A==, tableContent=null), ArticleFig(id=1228042647189783434, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.24, caption=
The instantaneous vorticity magnitude evolution diagram around the XZDL60 section, figureFileSmall=1LCGmYy2qKbKTZ6vqkP5Xg==, figureFileBig=Uq6CN60IngpOZy59qmrVlw==, tableContent=null), ArticleFig(id=1228042647282058123, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图24, caption=
XZDL60断面瞬时涡量演化图, figureFileSmall=1LCGmYy2qKbKTZ6vqkP5Xg==, figureFileBig=Uq6CN60IngpOZy59qmrVlw==, tableContent=null), ArticleFig(id=1228042647340778380, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.25, caption=
The instantaneous vorticity magnitude evolution diagram around the XZDL15 section, figureFileSmall=+rO/u0xwLM73WXh5GbMTTg==, figureFileBig=A+I6xakp7dzrzJt00wv1sQ==, tableContent=null), ArticleFig(id=1228042647407887245, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图25, caption=
XZDL15断面瞬时涡量演化图, figureFileSmall=+rO/u0xwLM73WXh5GbMTTg==, figureFileBig=A+I6xakp7dzrzJt00wv1sQ==, tableContent=null), ArticleFig(id=1228042647516939150, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Fig.26, caption=
The flow trace around the calculation section, figureFileSmall=i5d+QJvGDX3a09w7Emm5rg==, figureFileBig=uD2OT5vEmvod34qiQnlb8A==, tableContent=null), ArticleFig(id=1228042647705682831, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=图26, caption=
计算断面绕流迹线图, figureFileSmall=i5d+QJvGDX3a09w7Emm5rg==, figureFileBig=uD2OT5vEmvod34qiQnlb8A==, tableContent=null), ArticleFig(id=1228042647768597392, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Tab.1, caption=
Parameters of section model wind tunnel test
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数类型 | 单位长度质量/(kg m-1) | 单位长度质量惯性矩/(kg m2 m-1) | 竖弯频率/Hz | 扭转频率/Hz |
|---|
| 实桥值 | 35591 | 2509373 | 0.2584 | 0.6517 |
| 缩尺比 | 1/502 | 1/504 | - | - |
| 模型值 | 14.236 | 0.402 | 3.41 | 8.58 |
), ArticleFig(id=1228042647844094865, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=表1, caption=
节段模型风洞试验参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数类型 | 单位长度质量/(kg m-1) | 单位长度质量惯性矩/(kg m2 m-1) | 竖弯频率/Hz | 扭转频率/Hz |
|---|
| 实桥值 | 35591 | 2509373 | 0.2584 | 0.6517 |
| 缩尺比 | 1/502 | 1/504 | - | - |
| 模型值 | 14.236 | 0.402 | 3.41 | 8.58 |
), ArticleFig(id=1228042647919592338, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Tab. 2, caption=
The VIV amplitudes of the main girder under -5° wind attack angle (ξh=0.37%,ξα=0.18%)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 断面 | 最大竖向涡振振幅/ mm | 最大扭转涡振振幅/(°) |
|---|
| 原设计II型断面 | 463.6 | 1.381 |
| XZDM断面 | 359.5 | 1.253 |
), ArticleFig(id=1228042647999284115, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=表2, caption=
-5°风攻角下主梁涡振振幅(ξh=0.37%,ξα=0.18%)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 断面 | 最大竖向涡振振幅/ mm | 最大扭转涡振振幅/(°) |
|---|
| 原设计II型断面 | 463.6 | 1.381 |
| XZDM断面 | 359.5 | 1.253 |
), ArticleFig(id=1228042649362432916, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Tab.3, caption=
Description of test section
, figureFileSmall=null, figureFileBig=null, tableContent=
| 断面编号 | 气动措施 |
|---|
| XZDL15 | 1.8 m倾斜角15°导流板+3.25 m下中央稳定板 |
| XZDL30 | 1.8 m倾斜角30°导流板+3.25 m下中央稳定板 |
| XZDL45 | 1.8 m倾斜角45°导流板+3.25 m下中央稳定板 |
| XZDL60 | 1.8 m倾斜角60°导流板+3.25 m下中央稳定板 |
), ArticleFig(id=1228042649437930389, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=表3, caption=
试验断面说明
, figureFileSmall=null, figureFileBig=null, tableContent=
| 断面编号 | 气动措施 |
|---|
| XZDL15 | 1.8 m倾斜角15°导流板+3.25 m下中央稳定板 |
| XZDL30 | 1.8 m倾斜角30°导流板+3.25 m下中央稳定板 |
| XZDL45 | 1.8 m倾斜角45°导流板+3.25 m下中央稳定板 |
| XZDL60 | 1.8 m倾斜角60°导流板+3.25 m下中央稳定板 |
), ArticleFig(id=1228042649526010774, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Tab.4, caption=
Comparison table of
between numerical simulation and wind tunnel test
, figureFileSmall=null, figureFileBig=null, tableContent=
), ArticleFig(id=1228042649584731031, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=表4, caption=
数值模拟与风洞试验
对照
, figureFileSmall=null, figureFileBig=null, tableContent=
), ArticleFig(id=1228042649647645592, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=EN, label=Tab.5, caption=
Calculation results of different mesh numbers
, figureFileSmall=null, figureFileBig=null, tableContent=
| 网格规格 | 底层网格厚度/ m | 网格数目/万 |  |  | 误差 |
|---|
| 粗糙 | 0.00005 | 19 | 0.1159 | 0.1238 | 6.4% |
| 0.2513 | 0.2218 | 13.3% |
| 中等 | 0.00003 | 31 | 0.1206 | 0.1238 | 2.6% |
| 0.2412 | 0.2218 | 8.7% |
| 精细 | 0.00001 | 44 | 0.1214 | 0.1238 | 1.9% |
| 0.2389 | 0.2218 | 7.7% |
), ArticleFig(id=1228042649735725977, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228011506382603174, language=CN, label=表5, caption=
不同网格数量计算结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 网格规格 | 底层网格厚度/ m | 网格数目/万 |  |  | 误差 |
|---|
| 粗糙 | 0.00005 | 19 | 0.1159 | 0.1238 | 6.4% |
| 0.2513 | 0.2218 | 13.3% |
| 中等 | 0.00003 | 31 | 0.1206 | 0.1238 | 2.6% |
| 0.2412 | 0.2218 | 8.7% |
| 精细 | 0.00001 | 44 | 0.1214 | 0.1238 | 1.9% |
| 0.2389 | 0.2218 | 7.7% |
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