Article(id=1228295393801339050, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228295387077866291, articleNumber=null, orderNo=null, doi=10.16385/j.cnki.issn.1004-4523.2025.01.021, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1679068800000, receivedDateStr=2023-03-18, revisedDate=1685980800000, revisedDateStr=2023-06-06, acceptedDate=null, acceptedDateStr=null, onlineDate=1770778042506, onlineDateStr=2026-02-11, pubDate=1736438400000, pubDateStr=2025-01-10, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1770778042506, onlineIssueDateStr=2026-02-11, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1770778042506, creator=13701087609, updateTime=1770778042506, 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=191, endPage=203, ext={EN=ArticleExt(id=1228295394065580212, articleId=1228295393801339050, tenantId=1146029695717560320, journalId=1225147924628267009, language=EN, title=Giant earthquake response analysis of high-speed rail bridge based on shaking table tests, columnId=null, journalTitle=Journal of Vibration Engineering, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Railway bridges must have sufficient stiffness to ensure high-speed train safety, increasing seismic response. The Sichuan-Tibet Railway network has extended westward. This research analyzes the fourth level of high-speed railway bridges.Three 1/5 and six 1/8 scaled-down high-speed rail(HSR) round-ended rectangular-shaped cross-section solid(RERSCSS) concrete pier were tested and evaluated. The piers survived the earthquake with a peak acceleration 0.96g (prototype 0.32g, seven degrees high-level earthquake). Bridge pier specimens showed no concrete cracking or spalling. The code-designed bridge is seismically safe. When the seismic energy reached 1.71g (prototype 0.57g, eight degrees high-level earthquake), the bridge piers showed moderate to severe damage in the cis-bridge direction. At giant earthquake 1.86g, no bridge abutments collapsed. The study shows that increasing longitudinal reinforcement rate increases structural energy dissipation under the same ground shaking, but increasing seismic protection level increases it more, indicating that test piers can take larger earthquake loads. The bridge pier’s energy dissipation and hysteresis curve depend on the longitudinal reinforcement rate. High-speed rail piers are not designed for ductility. Therefore, their volume hoop rate and hysteresis performance are low. Based on the analysis, the seismic design classification may be upgraded from the third to forth levels.
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为保障高速列车的运行安全,高铁桥梁应具有足够的刚度,这势必会增大结构的地震反应。同时铁路组网,如川藏铁路,已经延伸到西部大震风险区。在高铁桥梁中建立第四级设防的分析方法。在振动台上测试了3个1/5和6个1/8缩尺的圆端矩形截面钢筋混凝土实体桥墩,并进行数值分析。试验结果表明,桥墩在峰值加速度为0.96g(原型0.32g,七度罕遇)以内的地震作用下,墩身仍保持较好的完整性和稳定性,桥墩的地震损伤程度不明显,混凝土桥墩试件没有出现明显的开裂和剥落现象,这表明按规范设计的桥梁具备较好抗震安全性。当地震强度增加到1.71g(原型0.57g,八度罕遇)时,桥墩顺桥向出现中等到严重损伤,而横桥向大多还处于中等损伤。但所有桥墩试件在强度为1.86g的巨震作用下不会发生倒塌破坏。研究表明,在相同地震动作用下,随着纵筋率提高,结构耗能总体呈增加趋势;随着地震设防水平增加,耗能随纵筋率的变化更加显著,试验桥墩可以承担更大的地震荷载。纵筋率对桥墩滞回曲线形状影响较大,增加纵筋率,耗能能力随之增大。需要强调的是,由于高铁桥墩不是按照延性设计,桥墩的体积配箍率均较低,研究表明其对桥墩的滞回性能的影响不明显。
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1, 2, address=
1.Department of Transportation Engineering, Yangzhou University, Yangzhou 225009, China
2.Transportation Science Institute of Nanjing Tech University (Chuzhou) Co., LTD., Chuzhou 239050, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228299345733288090, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299345498407054, language=CN, stringName=陈令坤, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1.扬州大学交通工程系,江苏 扬州 225009
2.南京工大交通科学研究院(滁州)有限公司,安徽 滁州 239050, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228299344831512675, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, xref=1., ext=[AuthorCompanyExt(id=1228299344844095588, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299344831512675, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1.扬州大学交通工程系,江苏 扬州 225009)]), AuthorCompany(id=1228299344961536107, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, xref=2., ext=[AuthorCompanyExt(id=1228299344969924717, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299344961536107, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.Transportation Science Institute of Nanjing Tech University (Chuzhou) Co., LTD., Chuzhou 239050, China), AuthorCompanyExt(id=1228299344974119022, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299344961536107, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.南京工大交通科学研究院(滁州)有限公司,安徽 滁州 239050)])]), Author(id=1228299345863311517, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, orderNo=1, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1228299345963974820, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299345863311517, language=EN, stringName=Hongqi SHI, firstName=Hongqi, middleName=null, lastName=SHI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, address=
1.Department of Transportation Engineering, Yangzhou University, Yangzhou 225009, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228299346098192555, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299345863311517, language=CN, stringName=时红琦, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, address=
1.扬州大学交通工程系,江苏 扬州 225009, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228299344831512675, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, xref=1., ext=[AuthorCompanyExt(id=1228299344844095588, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299344831512675, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.Department of Transportation Engineering, Yangzhou University, Yangzhou 225009, China), AuthorCompanyExt(id=1228299344848289893, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299344831512675, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.扬州大学交通工程系,江苏 扬州 225009)])]), Author(id=1228299346219827384, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1228299346328879297, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299346219827384, language=EN, stringName=Xin KANG, firstName=Xin, middleName=null, lastName=KANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
3, address=
3.Hunan Second Engineering Co., Ltd., Changsha 410036, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228299346450514123, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299346219827384, language=CN, stringName=康欣, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
3, address=
3.湖南省第二工程有限公司,湖南 长沙 410036, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228299345070588021, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, xref=3., ext=[AuthorCompanyExt(id=1228299345074782325, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299345070588021, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3.湖南省第二工程有限公司,湖南 长沙 410036)])]), Author(id=1228299346538594515, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1228299346643452122, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299346538594515, language=EN, stringName=Xiaolun HU, firstName=Xiaolun, middleName=null, lastName=HU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
4, address=
4.School of Transportation, Southeast University, Nanjing 211189, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228299346752504034, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299346538594515, language=CN, stringName=胡晓伦, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
4, address=
4.东南大学交通学院,江苏 南京 211189, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228299345188028538, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, xref=4., ext=[AuthorCompanyExt(id=1228299345196417147, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299345188028538, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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4.东南大学交通学院,江苏 南京 211189)])]), Author(id=1228299346869944554, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, orderNo=4, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1228299347008356597, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299346869944554, language=EN, stringName=Lizhong JIANG, firstName=Lizhong, middleName=null, lastName=JIANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
5, address=
5.School of Civil Engineering, Central South University, Changsha 410075, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228299347121602812, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, authorId=1228299346869944554, language=CN, stringName=蒋丽忠, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
5, address=
5.中南大学土木工程学院,湖南 长沙 410075, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228299345305469058, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, xref=5., ext=[AuthorCompanyExt(id=1228299345313857668, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299345305469058, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
5.School of Civil Engineering, Central South University, Changsha 410075, China), AuthorCompanyExt(id=1228299345322246277, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299345305469058, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
5.中南大学土木工程学院,湖南 长沙 410075)])])], keywords=[Keyword(id=1228299347331318029, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, orderNo=1, keyword=seismic performance), Keyword(id=1228299347415204114, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, orderNo=2, keyword=high-speed rail bridge), Keyword(id=1228299347511673110, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, orderNo=3, keyword=round-end rectangular solid pier), Keyword(id=1228299347624919326, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, orderNo=4, keyword=giant earthquake), Keyword(id=1228299347733971234, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, orderNo=5, keyword=shaking table test), Keyword(id=1228299348698661163, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, orderNo=1, keyword=抗震性能), Keyword(id=1228299348837073204, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, orderNo=2, keyword=高速铁路桥梁), Keyword(id=1228299348937736504, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, orderNo=3, keyword=圆端矩形实体墩), Keyword(id=1228299349168423233, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, orderNo=4, keyword=巨震), Keyword(id=1228299349256503624, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, orderNo=5, keyword=振动台试验)], refs=[Reference(id=1228299356630090392, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, doi=null, pmid=null, pmcid=null, year=2020, volume=26, issue=4, pageStart=52, pageEnd=54, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=MARC Guigon, journalName=Global Railway Review, refType=null, unstructuredReference=
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3(4):365-373., articleTitle=Characteristics of 3-dimensional earthquake ground motions, refAbstract=null)], funds=[Fund(id=1228299356097413761, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, awardId=YZ2023077, language=CN, fundingSource=扬州市重点研发计划(社会发展)项目(YZ2023077), fundOrder=null, country=null), Fund(id=1228299356269380232, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, awardId=2021YFB2600600, language=CN, fundingSource=国家重点研发计划“交通基础设施”重点专项资助项目(2021YFB2600600), fundOrder=null, country=null), Fund(id=1228299356399403662, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, awardId=2021YFB2600602, language=CN, fundingSource=国家重点研发计划“交通基础设施”重点专项资助项目(2021YFB2600602), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1228299344831512675, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, xref=1., ext=[AuthorCompanyExt(id=1228299344844095588, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299344831512675, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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5.School of Civil Engineering, Central South University, Changsha 410075, China), AuthorCompanyExt(id=1228299345322246277, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, companyId=1228299345305469058, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
5.中南大学土木工程学院,湖南 长沙 410075)])], figs=[ArticleFig(id=1228299349482996056, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 1, caption=
A Tohoku Shinkansen train bound for Sendai derailed in Shiroishi,Miyagi Prefecture,after a powerful earthquake on the evening of March 16, figureFileSmall=aELjENxXu6l4D29Q7X2DIQ==, figureFileBig=sZWSnvzyqrciD7t8iR05JQ==, tableContent=null), ArticleFig(id=1228299349596242272, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图1, caption=
3月16日晚,一辆开往仙台的东北新干线列车在宫城县白石市发生强烈地震后脱轨, figureFileSmall=aELjENxXu6l4D29Q7X2DIQ==, figureFileBig=sZWSnvzyqrciD7t8iR05JQ==, tableContent=null), ArticleFig(id=1228299349709488485, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 2, caption=
Seismic performance study of high-speed rail bridge pier, figureFileSmall=BYAkKQzG/qNigUaqEyu7QA==, figureFileBig=w4EznLqvBxy9IO/aof428g==, tableContent=null), ArticleFig(id=1228299349801763180, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图2, caption=
高铁桥墩的抗震性能研究, figureFileSmall=BYAkKQzG/qNigUaqEyu7QA==, figureFileBig=w4EznLqvBxy9IO/aof428g==, tableContent=null), ArticleFig(id=1228299349889843568, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 3, caption=
MCER susceptibility curve, figureFileSmall=i1GNworE2YSP5XSfMkXcAw==, figureFileBig=d6ptKz7ueAMJ6ZtFDH4sqA==, tableContent=null), ArticleFig(id=1228299350045032827, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图3, caption=
MCER易损性曲线, figureFileSmall=i1GNworE2YSP5XSfMkXcAw==, figureFileBig=d6ptKz7ueAMJ6ZtFDH4sqA==, tableContent=null), ArticleFig(id=1228299350137307518, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 4, caption=
Response spectra at all considered hazard levels, figureFileSmall=Z3FEV5Inb8lq2gVgQiQXRA==, figureFileBig=XTX0SzXf/XUMXsAH1gzghQ==, tableContent=null), ArticleFig(id=1228299350221193603, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图4, caption=
在所有考虑的地震灾害水平上的反应谱, figureFileSmall=Z3FEV5Inb8lq2gVgQiQXRA==, figureFileBig=XTX0SzXf/XUMXsAH1gzghQ==, tableContent=null), ArticleFig(id=1228299350342828428, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 5, caption=
Prototype of a multi-span precast- simply-supported-beam-bridges for high-speed railway (Unit:m), figureFileSmall=4m4XUWhFoFzFZjmBaUyGSQ==, figureFileBig=6shQiGcxh+6ofL/R210Pyg==, tableContent=null), ArticleFig(id=1228299350472851859, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图5, caption=
高速铁路多跨简支梁桥的原型(单位:m), figureFileSmall=4m4XUWhFoFzFZjmBaUyGSQ==, figureFileBig=6shQiGcxh+6ofL/R210Pyg==, tableContent=null), ArticleFig(id=1228299350615458199, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 6, caption=
Cross-sections of RERSCS-Concrete Pier-HSR prototype and test model (Unit:cm), figureFileSmall=1GMYG5TyvDDet6Ha4Kl89A==, figureFileBig=CJAS3mWjk0d58aCq7vk/DQ==, tableContent=null), ArticleFig(id=1228299350737093023, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图6, caption=
圆端矩形截面钢筋混凝土实体桥墩原型和试验模型的截面图(单位:cm), figureFileSmall=1GMYG5TyvDDet6Ha4Kl89A==, figureFileBig=CJAS3mWjk0d58aCq7vk/DQ==, tableContent=null), ArticleFig(id=1228299350888087971, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 7, caption=
Drawings for the specimens (Unit:cm), figureFileSmall=2I5tgYmXBsteoSBeGxIPDw==, figureFileBig=s2AqZHfS3G2bY0Gvxv/w8A==, tableContent=null), ArticleFig(id=1228299351009722796, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图7, caption=
试件施工图(单位:cm), figureFileSmall=2I5tgYmXBsteoSBeGxIPDw==, figureFileBig=s2AqZHfS3G2bY0Gvxv/w8A==, tableContent=null), ArticleFig(id=1228299351106191794, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 8, caption=
Cross-section and reinforcement arrangement of the Pier test model, figureFileSmall=xWcCeEwwPnFTutgPdNp8Yg==, figureFileBig=EATwzdEfaKZqQWE+WftVdQ==, tableContent=null), ArticleFig(id=1228299351185883575, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图8, caption=
试验模型的截面和钢筋布置, figureFileSmall=xWcCeEwwPnFTutgPdNp8Yg==, figureFileBig=EATwzdEfaKZqQWE+WftVdQ==, tableContent=null), ArticleFig(id=1228299351303324099, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 9, caption=
Layout of transducers (Unit:mm), figureFileSmall=HrsSZtknIqxKy9onNpiB3g==, figureFileBig=9wm7zujJWTawEKQ1QSOppQ==, tableContent=null), ArticleFig(id=1228299351408181705, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图9, caption=
测点布置图(单位:mm), figureFileSmall=HrsSZtknIqxKy9onNpiB3g==, figureFileBig=9wm7zujJWTawEKQ1QSOppQ==, tableContent=null), ArticleFig(id=1228299351546593748, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 10, caption=
Northridge-01 1994 Santa Monica City Hall waves used for the test, figureFileSmall=1aTAPyYJDsf4PI8XtoFPAA==, figureFileBig=qf11pTnOcIUhPpJW4wSqVA==, tableContent=null), ArticleFig(id=1228299351676617177, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图10, caption=
用于试验测试的Northridge-01 1994 Santa Monica City Hall波, figureFileSmall=1aTAPyYJDsf4PI8XtoFPAA==, figureFileBig=qf11pTnOcIUhPpJW4wSqVA==, tableContent=null), ArticleFig(id=1228299351789863393, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 11, caption=
Aceleration response of the M-1 specimen to 0.45g earthquake excitation, figureFileSmall=FOPyzPzJYo960i/IqWByZA==, figureFileBig=JA8SoCl+2j+sc/ptg+L9xg==, tableContent=null), ArticleFig(id=1228299351915692521, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图11, caption=
M-1试样在0.45g地震激励下的加速度响应, figureFileSmall=FOPyzPzJYo960i/IqWByZA==, figureFileBig=JA8SoCl+2j+sc/ptg+L9xg==, tableContent=null), ArticleFig(id=1228299352041521651, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 12, caption=
Displacement response of the M-1 specimen to 0.45g earthquake excitation, figureFileSmall=OEAxm5sN6mZri0lMap4E7Q==, figureFileBig=xNGB6gs3bq1F97R6WPqemw==, tableContent=null), ArticleFig(id=1228299352179933691, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图12, caption=
M-1试样在0.45g地震激励下的位移响应, figureFileSmall=OEAxm5sN6mZri0lMap4E7Q==, figureFileBig=xNGB6gs3bq1F97R6WPqemw==, tableContent=null), ArticleFig(id=1228299352276402689, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 13, caption=
FE model of the experimental pier specimen, figureFileSmall=MXpP3Hez4IleUahayQAFnw==, figureFileBig=WTDTqkLrcXvHyGVq+8gBWg==, tableContent=null), ArticleFig(id=1228299352393843215, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图13, caption=
试验桥墩试件的有限元模型, figureFileSmall=MXpP3Hez4IleUahayQAFnw==, figureFileBig=WTDTqkLrcXvHyGVq+8gBWg==, tableContent=null), ArticleFig(id=1228299353811517976, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 14, caption=
Mega-earthquake response, figureFileSmall=LXoDtxDoUJbwzQ0heQZJDw==, figureFileBig=4snBWe1QMPPugc6h5CXwIA==, tableContent=null), ArticleFig(id=1228299353970901535, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图14, caption=
巨震地震反应, figureFileSmall=LXoDtxDoUJbwzQ0heQZJDw==, figureFileBig=4snBWe1QMPPugc6h5CXwIA==, tableContent=null), ArticleFig(id=1228299354100924961, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Fig. 15, caption=
Load-displacement hysteresis curve of pier models (in the x-direction), figureFileSmall=AjpW+L8A1Lw5thVbP+/KTA==, figureFileBig=GRCrzeFRSkfZOz4DWTd/6A==, tableContent=null), ArticleFig(id=1228299354226754087, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=图15, caption=
顺桥向各模型的载荷-位移滞回曲线(x方向), figureFileSmall=AjpW+L8A1Lw5thVbP+/KTA==, figureFileBig=GRCrzeFRSkfZOz4DWTd/6A==, tableContent=null), ArticleFig(id=1228299354340000300, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Tab. 1, caption=
Division and definition of seismic fortification levels
, figureFileSmall=null, figureFileBig=null, tableContent=
| 规范 | 50年超越概率/地震重现期 |
|---|
| 常遇地震 | 设计地震 | 罕遇地震 | 巨震 |
|---|
| GB 18306—2015[25] | 63.2% / 50 | 10% / 475 | 2% / 2475 | 0.5%/9975 |
| GB 50111—2006[29] | 63.2% / 50 | 10% / 475 | 2% / 2475 | 未定义 |
| FEMA 302/303[30]/ASCE/SEI 7-10[22] | 50% / 72 | 10% / 475 | 2%/2475 | 未定义 |
| FEMA P750[28] | 50% / 72 | 10% / 475 | 2%/2475 | 1% / 4975 |
), ArticleFig(id=1228299354499383858, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=表1, caption=
抗震设防等级划分和定义
, figureFileSmall=null, figureFileBig=null, tableContent=
| 规范 | 50年超越概率/地震重现期 |
|---|
| 常遇地震 | 设计地震 | 罕遇地震 | 巨震 |
|---|
| GB 18306—2015[25] | 63.2% / 50 | 10% / 475 | 2% / 2475 | 0.5%/9975 |
| GB 50111—2006[29] | 63.2% / 50 | 10% / 475 | 2% / 2475 | 未定义 |
| FEMA 302/303[30]/ASCE/SEI 7-10[22] | 50% / 72 | 10% / 475 | 2%/2475 | 未定义 |
| FEMA P750[28] | 50% / 72 | 10% / 475 | 2%/2475 | 1% / 4975 |
), ArticleFig(id=1228299354616824376, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Tab. 2, caption=
Earthquake intensity of different seismic zones for different seismic codes/g
, figureFileSmall=null, figureFileBig=null, tableContent=
| 规范 | 地震重现期/年 | 地震设防水平 |
|---|
| 7度区 | 8度区 | 9度区 |
|---|
| GB 50111—2006[29] | 50/常遇地震 | 0.04 | 0.05 | 0.07 | 0.10 | 0.14 |
| 475/设计地震 | 0.10 | 0.15 | 0.20 | 0.30 | 0.40 |
| 2475/高罕遇地震 | 0.21 | 0.32 | 0.38 | 0.57 | 0.64 |
| 巨震[推荐值] | 0.40 | 0.40 | 0.62 | 0.62 | 0.80 |
| IBC 2018[31]/ASCE/SEI 7-10[22] | 2475 (MCE) (Sa) | 0.65 | 1.01 | 1.03 | 1.38 | 1.58 |
), ArticleFig(id=1228299354717487676, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=表2, caption=
不同地震区的地震强度/g
, figureFileSmall=null, figureFileBig=null, tableContent=
| 规范 | 地震重现期/年 | 地震设防水平 |
|---|
| 7度区 | 8度区 | 9度区 |
|---|
| GB 50111—2006[29] | 50/常遇地震 | 0.04 | 0.05 | 0.07 | 0.10 | 0.14 |
| 475/设计地震 | 0.10 | 0.15 | 0.20 | 0.30 | 0.40 |
| 2475/高罕遇地震 | 0.21 | 0.32 | 0.38 | 0.57 | 0.64 |
| 巨震[推荐值] | 0.40 | 0.40 | 0.62 | 0.62 | 0.80 |
| IBC 2018[31]/ASCE/SEI 7-10[22] | 2475 (MCE) (Sa) | 0.65 | 1.01 | 1.03 | 1.38 | 1.58 |
), ArticleFig(id=1228299354830733889, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Tab. 3, caption=
Experimental factors levels
, figureFileSmall=null, figureFileBig=null, tableContent=
| 因素 | 水平 |
|---|
| 原型墩高/m | 8 | 16 | 24 |
| 轴压比N/(fcA)/% | 5 | 10 | 15 |
| 纵筋率/% | 0.15 | 0.40 | 0.75 |
| 体积配箍率/% | 0.15 | 0.30 | 0.45 |
), ArticleFig(id=1228299354956563017, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=表3, caption=
试验因素水平级别
, figureFileSmall=null, figureFileBig=null, tableContent=
| 因素 | 水平 |
|---|
| 原型墩高/m | 8 | 16 | 24 |
| 轴压比N/(fcA)/% | 5 | 10 | 15 |
| 纵筋率/% | 0.15 | 0.40 | 0.75 |
| 体积配箍率/% | 0.15 | 0.30 | 0.45 |
), ArticleFig(id=1228299355057226319, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Tab. 4, caption=
Level of all the variables in the test
, figureFileSmall=null, figureFileBig=null, tableContent=
| 编号 | 墩高/m | 剪跨比 | 轴压比/% | 纵筋率/% | 体积配箍率/% |
|---|
| M-1 | 3.0 | 8.0 | 10 | 0.75 | 0.45 |
| M-2 | 3.0 | 8.0 | 15 | 0.15 | 0.15 |
| M-3 | 3.0 | 8.0 | 5 | 0.40 | 0.30 |
| M-4 | 2.0 | 5.3 | 5 | 0.75 | 0.15 |
| M-5 | 2.0 | 5.3 | 15 | 0.40 | 0.45 |
| M-6 | 2.0 | 5.3 | 10 | 0.15 | 0.30 |
| M-7 | 1.6 | 3.6 | 15 | 0.75 | 0.30 |
| M-8 | 1.6 | 3.6 | 5 | 0.15 | 0.45 |
| M-9 | 1.6 | 3.6 | 10 | 0.40 | 0.15 |
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试验的各因素水平等级
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| 编号 | 墩高/m | 剪跨比 | 轴压比/% | 纵筋率/% | 体积配箍率/% |
|---|
| M-1 | 3.0 | 8.0 | 10 | 0.75 | 0.45 |
| M-2 | 3.0 | 8.0 | 15 | 0.15 | 0.15 |
| M-3 | 3.0 | 8.0 | 5 | 0.40 | 0.30 |
| M-4 | 2.0 | 5.3 | 5 | 0.75 | 0.15 |
| M-5 | 2.0 | 5.3 | 15 | 0.40 | 0.45 |
| M-6 | 2.0 | 5.3 | 10 | 0.15 | 0.30 |
| M-7 | 1.6 | 3.6 | 15 | 0.75 | 0.30 |
| M-8 | 1.6 | 3.6 | 5 | 0.15 | 0.45 |
| M-9 | 1.6 | 3.6 | 10 | 0.40 | 0.15 |
), ArticleFig(id=1228299355300495962, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Tab. 5, caption=
Scale factors from similitude analysis
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| 参数 | 相似关系 | 设计相似常数 |
|---|
| 墩高/m | — | 8 | 16/24 |
| 长度/m | Sl | 1/5 | 1/8 |
| 弹性模量/(kN·m-2) | SE = Sσ | 1 | 1 |
| 应力 | Sσ | 1 | 1 |
| 应变 | Sε = 1 | 1 | 1 |
| 密度 | Sσ / (Sa•Sl) | 5/3 | 8/3 |
| 质量/kg |  | 1/75 | 1/192 |
| 力/kN |  | 0.25 | 0.016 |
| 频率/Hz |  | 3.873 | 4.899 |
| 加速度/(m·s-2) | Sa | 3 | 3 |
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桥墩模型相似常数
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| 参数 | 相似关系 | 设计相似常数 |
|---|
| 墩高/m | — | 8 | 16/24 |
| 长度/m | Sl | 1/5 | 1/8 |
| 弹性模量/(kN·m-2) | SE = Sσ | 1 | 1 |
| 应力 | Sσ | 1 | 1 |
| 应变 | Sε = 1 | 1 | 1 |
| 密度 | Sσ / (Sa•Sl) | 5/3 | 8/3 |
| 质量/kg |  | 1/75 | 1/192 |
| 力/kN |  | 0.25 | 0.016 |
| 频率/Hz |  | 3.873 | 4.899 |
| 加速度/(m·s-2) | Sa | 3 | 3 |
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Properties of test ground motion
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| 地震 | 台站 | 时间 | 震级 | Vs30/(m•s-1) | 断层距/km |
|---|
| Northridge-01 | Santa Monica City Hall | 1994 | 6.69 | 336.2 | 26.45 |
| 编号 | x方向(RSN1077_NORTHR_STM360)PGA/g | y方向(RSN1077_NORTHR_STM090)PGA/g | 有/无脉冲 | 断层类型 | |
| 1077 | 0.370 | 0.883 | 无 | 逆断层 | |
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地运动特性
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| 地震 | 台站 | 时间 | 震级 | Vs30/(m•s-1) | 断层距/km |
|---|
| Northridge-01 | Santa Monica City Hall | 1994 | 6.69 | 336.2 | 26.45 |
| 编号 | x方向(RSN1077_NORTHR_STM360)PGA/g | y方向(RSN1077_NORTHR_STM090)PGA/g | 有/无脉冲 | 断层类型 | |
| 1077 | 0.370 | 0.883 | 无 | 逆断层 | |
), ArticleFig(id=1228299355757675122, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=EN, label=Tab. 7, caption=
Testing Program
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| 试验工况序号 | 地震烈度 | 地震激励 | 地震输入值/g | 备注 |
|---|
| x方向设定值 | y方向设定值 |
|---|
| 1 | 第1次白噪声 | 0.05 | 0.05 | — |
| 2 | 七度设计(0.15g) | I类场地 | Northridge | 0.45 | — | 单向 |
| 3 | Northridge | — | 0.45 |
| 4 | 第2次白噪声 | 0.05 | 0.05 | — |
| 5 | 八度设计(0.20g) | I类场地 | Northridge | 0.60 | — | 单向 |
| 6 | Northridge | — | 0.60 |
| 7 | 第3次白噪声 | 0.05 | 0.05 | — |
| 8 | 七度罕遇(0.32g) | I类场地 | Northridge | 0.96 | — | 单向 |
| 9 | Northridge | — | 0.96 |
| 10 | 第4次白噪声 | 0.05 | 0.05 | — |
), ArticleFig(id=1228299355896087160, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295393801339050, language=CN, label=表7, caption=
试验工况
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| 试验工况序号 | 地震烈度 | 地震激励 | 地震输入值/g | 备注 |
|---|
| x方向设定值 | y方向设定值 |
|---|
| 1 | 第1次白噪声 | 0.05 | 0.05 | — |
| 2 | 七度设计(0.15g) | I类场地 | Northridge | 0.45 | — | 单向 |
| 3 | Northridge | — | 0.45 |
| 4 | 第2次白噪声 | 0.05 | 0.05 | — |
| 5 | 八度设计(0.20g) | I类场地 | Northridge | 0.60 | — | 单向 |
| 6 | Northridge | — | 0.60 |
| 7 | 第3次白噪声 | 0.05 | 0.05 | — |
| 8 | 七度罕遇(0.32g) | I类场地 | Northridge | 0.96 | — | 单向 |
| 9 | Northridge | — | 0.96 |
| 10 | 第4次白噪声 | 0.05 | 0.05 | — |
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