Article(id=1217789891140834173, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1217789884081820362, articleNumber=null, orderNo=null, doi=10.12404/j.issn.1671-1815.2405846, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1722700800000, receivedDateStr=2024-08-04, revisedDate=1744300800000, revisedDateStr=2025-04-11, acceptedDate=null, acceptedDateStr=null, onlineDate=1768273335490, onlineDateStr=2026-01-13, pubDate=1753632000000, pubDateStr=2025-07-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1768273335490, onlineIssueDateStr=2026-01-13, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1768273335490, creator=13701087609, updateTime=1768273335490, updator=13701087609, issue=Issue{id=1217789884081820362, tenantId=1146029695717560320, journalId=1146123166801305609, year='2025', volume='25', issue='21', pageStart='8761', pageEnd='9209', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1768273333807, creator=13701087609, updateTime=1768273602927, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1217791012932604619, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1217789884081820362, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1217791012932604620, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1217789884081820362, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=9140, endPage=9147, ext={EN=ArticleExt(id=1217789892105524142, articleId=1217789891140834173, tenantId=1146029695717560320, journalId=1146123166801305609, language=EN, title=Axial Stress Variable Cross-section Concrete Continuous Beam Bridges under Temperature in Wind Environment, columnId=1156262728772735295, journalTitle=Science Technology and Engineering, columnName=Papers·Traffics and Transportations, runingTitle=null, highlight=null, articleAbstract=
To investigate the impact of temperature on axial stress in large-span concrete variable-section continuous beam bridges under various wind speed fields, a method was proposed to calculate vertical temperature gradients separately based on inconsistent deck slab thickness and simulate lateral fluctuating wind speed fields using the spectral method. Firstly, vertical temperature gradient variations and their depths were calculated by employing the concrete heat-conduction equation, daily maximum and minimum temperatures, and deck slab thickness of the variable-section continuous beam bridge. Secondly, bridge modeling was performed using MIDAS Civil, and ZKH standard static live loads were simulated to represent moving train loads. Finally, static array wind loads and pulsating wind loads were applied to the bridge. The results indicate that the axial stresses in the left and right lanes obtained from the proposed method, which uses vertical temperature gradients and their depths derived from the concrete heat-conduction equation, daily temperature extremes, and bridge deck slab thickness, are larger compared to existing studies. Under the same wind speed field model, the harm to the bridge is greatest under gradient heating, followed by gradient cooling, while no temperature change results in the least impact. When the bridge is subject to the same temperature model, both the axial stress values and amplitudes of the bridge under pulsating wind loads are larger and more severe than those under no wind or static wind conditions, posing greater hazards to the bridge. The research findings can provide references for the structural design and safe operation of large-span concrete variable-section continuous beam bridges.
, correspAuthors=De-cang LI, 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=Shao-jie WANG, De-cang LI, Si-tan LÜ), CN=ArticleExt(id=1217789897981743465, articleId=1217789891140834173, tenantId=1146029695717560320, journalId=1146123166801305609, language=CN, title=风环境下温度对混凝土变截面连续梁桥轴向应力的影响, columnId=1156262730664366426, journalTitle=科学技术与工程, columnName=论文·交通运输, runingTitle=null, highlight=null, articleAbstract=
为研究各风速场下温度对大跨度混凝土变截面连续梁桥轴向应力的影响,提出根据桥梁顶板厚度不一致分别计算竖向温度梯度,并用谱解法模拟横向脉动风速场。首先,通过采用混凝土热传导方程、日最高最低温度、变截面连续梁桥顶板厚度计算竖向温度梯度变化及变化深度;其次,通过Midas Civil进行桥梁建模并采用中国规范标准静活载模拟列车移动荷载;最后,对桥梁施加静阵风荷载和脉动风荷载。结果表明: 基于采用混凝土热传导方程、日最高最低温度和变截面连续梁桥顶板厚度得到的竖向温度梯度变化及变化深度的方法,得到的左右车道轴向应力要比现有的研究要大;当桥梁处在同一种风速场模型下,梯度升温下对桥梁的危害最大、梯度降温次之、无温度变化最低;当桥梁呈同一种温度模型时,脉动风荷载时的桥梁轴向应力和轴向应力幅度都比无风和静态风要更大更急,对桥梁的危害也更大。研究成果可为大跨度混凝土变截面连续梁桥的结构设计以及安全运营提供参考。
, correspAuthors=李德仓, authorNote=null, correspAuthorsNote=
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1 School of Electrical and Mechanical Engineering, Lanzhou Jiaotong University, Lanzhou 730070, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1217860120072082091, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, authorId=1217860118998340244, language=CN, stringName=王少杰, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 兰州交通大学机电工程学院, 兰州 730070, bio={"content":"
王少杰(1999—),男,汉族,河南商丘人,硕士研究生。研究方向:风荷载下车桥耦合振动。E-mail:942750438@qq.com。
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王少杰(1999—),男,汉族,河南商丘人,硕士研究生。研究方向:风荷载下车桥耦合振动。E-mail:942750438@qq.com。
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2 兰州交通大学机电技术研究所, 兰州 730070)])])], keywords=[Keyword(id=1217860121326179080, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, orderNo=1, keyword=wind speed field), Keyword(id=1217860121535894292, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, orderNo=2, keyword=temperature gradient), Keyword(id=1217860121686889253, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, orderNo=3, keyword=variable-section continuous beam bridge), Keyword(id=1217860121816912690, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, orderNo=4, keyword=deck thickness variation), Keyword(id=1217860121951130434, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, orderNo=5, keyword=ZKH standard static live loads), Keyword(id=1217860122097931083, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, orderNo=1, keyword=风速场), Keyword(id=1217860122303451984, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, orderNo=2, keyword=温度梯度), Keyword(id=1217860122399920986, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, orderNo=3, keyword=变截面连续梁桥), Keyword(id=1217860122605441898, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, orderNo=4, keyword=顶板厚度差异), Keyword(id=1217860122727076724, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, orderNo=5, keyword=ZKH标准静活载)], refs=[Reference(id=1217860131203764447, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, doi=null, pmid=null, pmcid=null, year=2017, volume=36, issue=10, pageStart=8, pageEnd=14, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=聂利英, 刘明坡, 朱倩, journalName=重庆交通大学学报(自然科学版), refType=null, unstructuredReference=聂利英, 刘明坡, 朱倩, 等. 基于实测的混凝土箱梁底板温度梯度研究[J].
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2022., articleTitle=null, refAbstract=null)], funds=[Fund(id=1217860130880803023, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, awardId=72061021, language=CN, fundingSource=国家自然科学基金(72061021), fundOrder=null, country=null), Fund(id=1217860130960494803, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, awardId=25JRRA955, language=CN, fundingSource=甘肃省科技计划(25JRRA955), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1217860118708933231, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, xref=1, ext=[AuthorCompanyExt(id=1217860118717321839, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, companyId=1217860118708933231, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 School of Electrical and Mechanical Engineering, Lanzhou Jiaotong University, Lanzhou 730070, China), AuthorCompanyExt(id=1217860118725710448, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, companyId=1217860118708933231, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 兰州交通大学机电工程学院, 兰州 730070)]), AuthorCompany(id=1217860118834762365, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, xref=2, ext=[AuthorCompanyExt(id=1217860118843150975, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, companyId=1217860118834762365, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 Mechatronics T & R Institute, Lanzhou Jiaotong University, Lanzhou 730070, China), AuthorCompanyExt(id=1217860118847345280, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, companyId=1217860118834762365, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 兰州交通大学机电技术研究所, 兰州 730070)])], figs=[ArticleFig(id=1217860122978734989, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.1, caption=
Bridge layout, figureFileSmall=8JIeayI6oeSGj4oxxmMxOw==, figureFileBig=DkI/CzHePPabgV59HiMiug==, tableContent=null), ArticleFig(id=1217860123079398293, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图1, caption=
桥梁布置, figureFileSmall=8JIeayI6oeSGj4oxxmMxOw==, figureFileBig=DkI/CzHePPabgV59HiMiug==, tableContent=null), ArticleFig(id=1217860123226198946, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.2, caption=
The first mode shape (f= 2.573 Hz), figureFileSmall=+QhUmsxIxSfNjNwx2veI4A==, figureFileBig=2sDmMURg4KxQkHyTEU9yVQ==, tableContent=null), ArticleFig(id=1217860123343639469, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图2, caption=
第一种振型(f=2.573 Hz), figureFileSmall=+QhUmsxIxSfNjNwx2veI4A==, figureFileBig=2sDmMURg4KxQkHyTEU9yVQ==, tableContent=null), ArticleFig(id=1217860123448497076, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.3, caption=
The second mode shape (f= 5.361 Hz), figureFileSmall=rrsnfxuYVOYYwcF/ZNGjeQ==, figureFileBig=U+hsgDqbL2xlh/J+LkBFPw==, tableContent=null), ArticleFig(id=1217860123591103423, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图3, caption=
第二种振型(f=5.361 Hz), figureFileSmall=rrsnfxuYVOYYwcF/ZNGjeQ==, figureFileBig=U+hsgDqbL2xlh/J+LkBFPw==, tableContent=null), ArticleFig(id=1217860123704349637, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.4, caption=
The third mode shape ( f = 6.744 Hz), figureFileSmall=42cH/cplOkggZp7ggnTFFA==, figureFileBig=RD78ggjUFkIcLsK2jUZk+Q==, tableContent=null), ArticleFig(id=1217860123834373071, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图4, caption=
第三种振型(f=6.744 Hz), figureFileSmall=42cH/cplOkggZp7ggnTFFA==, figureFileBig=RD78ggjUFkIcLsK2jUZk+Q==, tableContent=null), ArticleFig(id=1217860123976979416, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.5, caption=
The fourth mode shape (f= 9.959 Hz), figureFileSmall=eDr6ywi/k7B3FkeSh8ELyA==, figureFileBig=KLZZJsw65Ex+2pxZmOv3MA==, tableContent=null), ArticleFig(id=1217860125319156704, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图5, caption=
第四种振型(f=9.959 Hz), figureFileSmall=eDr6ywi/k7B3FkeSh8ELyA==, figureFileBig=KLZZJsw65Ex+2pxZmOv3MA==, tableContent=null), ArticleFig(id=1217860125482734569, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.6, caption=
The fifth mode shape (f= 9.340 Hz), figureFileSmall=KlxKo0m4ARG2/PeHfv74vQ==, figureFileBig=UuTT88eboWy0HZD6jLeOfA==, tableContent=null), ArticleFig(id=1217860125600175091, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图6, caption=
第五种振型(f=9.340 Hz), figureFileSmall=KlxKo0m4ARG2/PeHfv74vQ==, figureFileBig=UuTT88eboWy0HZD6jLeOfA==, tableContent=null), ArticleFig(id=1217860125738587124, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.7, caption=
Pulsating wind load time history curve, figureFileSmall=+/QmLnJyvkAr3V+MLvVbZQ==, figureFileBig=QKTXjmqqkBP1ZUDhTDZ8Kw==, tableContent=null), ArticleFig(id=1217860125897969667, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图7, caption=
脉动风荷载时程曲线, figureFileSmall=+/QmLnJyvkAr3V+MLvVbZQ==, figureFileBig=QKTXjmqqkBP1ZUDhTDZ8Kw==, tableContent=null), ArticleFig(id=1217860126027993097, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.8, caption=
Box girder vertical temperature gradient, figureFileSmall=gvbPUDfV7zofrlYw+lmkzQ==, figureFileBig=e8DSnvkaLFFK7OjwgfKclA==, tableContent=null), ArticleFig(id=1217860126183182353, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图8, caption=
箱梁竖向温度梯度 H为梁高,m;h1、h2分别为箱梁顶板顶面与箱梁顶板底面温度对应的深度,m
, figureFileSmall=gvbPUDfV7zofrlYw+lmkzQ==, figureFileBig=e8DSnvkaLFFK7OjwgfKclA==, tableContent=null), ArticleFig(id=1217860126309011482, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.9, caption=
Axial stresses in bridges without temperature changes under windless conditions, figureFileSmall=D6Usft4RngHEwTKqFyY0lQ==, figureFileBig=iEnC7BLSKHT1vQlwIPnARA==, tableContent=null), ArticleFig(id=1217860126468395044, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图9, caption=
无风下无温度变化时桥梁轴向应力, figureFileSmall=D6Usft4RngHEwTKqFyY0lQ==, figureFileBig=iEnC7BLSKHT1vQlwIPnARA==, tableContent=null), ArticleFig(id=1217860126581641258, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.10, caption=
Axial stresses in bridges during gradient cooling under no wind, figureFileSmall=oJI0825vB7OWODbdMMyCGA==, figureFileBig=UfiAmc00a2hTefhddk2ntw==, tableContent=null), ArticleFig(id=1217860126686498868, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图10, caption=
无风下梯度降温时桥梁轴向应力, figureFileSmall=oJI0825vB7OWODbdMMyCGA==, figureFileBig=UfiAmc00a2hTefhddk2ntw==, tableContent=null), ArticleFig(id=1217860126799745083, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.11, caption=
Bridge axial stresses during gradient warming under no wind, figureFileSmall=eTDcT9NAXGzJGBgGaa8Btg==, figureFileBig=4ST+BU1WAfbrPbKceh4VLQ==, tableContent=null), ArticleFig(id=1217860126980100164, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图11, caption=
无风下梯度升温时桥梁轴向应力, figureFileSmall=eTDcT9NAXGzJGBgGaa8Btg==, figureFileBig=4ST+BU1WAfbrPbKceh4VLQ==, tableContent=null), ArticleFig(id=1217860127139483724, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.12, caption=
Axial stresses in bridges without temperature changes under windless conditions, figureFileSmall=bCVMRYdyRMS2GPJxuYJNhQ==, figureFileBig=uWDnnbjsX3mgHkQ8mvNFkQ==, tableContent=null), ArticleFig(id=1217860127349198933, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图12, caption=
正向静阵风下无温度变化时桥梁轴向应力, figureFileSmall=bCVMRYdyRMS2GPJxuYJNhQ==, figureFileBig=uWDnnbjsX3mgHkQ8mvNFkQ==, tableContent=null), ArticleFig(id=1217860127466639454, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.13, caption=
Bridge stresses during gradient cooling under positive static gusts, figureFileSmall=1CE2p79trxs5qwgxJFqZbQ==, figureFileBig=RKxlWNYc0XqHN7tvYwD9Hg==, tableContent=null), ArticleFig(id=1217860127613440098, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图13, caption=
正静阵风下梯度降温时桥梁应力, figureFileSmall=1CE2p79trxs5qwgxJFqZbQ==, figureFileBig=RKxlWNYc0XqHN7tvYwD9Hg==, tableContent=null), ArticleFig(id=1217860127881875562, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.14, caption=
Axial stresses in bridges during gradient warming under a positive static gust wind, figureFileSmall=IfhJ34SNlUZUoWv+FX7PCg==, figureFileBig=VhpzS5R94aAsuvQ5Z8FUgw==, tableContent=null), ArticleFig(id=1217860128016093300, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图14, caption=
正向静阵风下梯度升温时桥梁轴向应力, figureFileSmall=IfhJ34SNlUZUoWv+FX7PCg==, figureFileBig=VhpzS5R94aAsuvQ5Z8FUgw==, tableContent=null), ArticleFig(id=1217860128141922422, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.15, caption=
Axial stresses in bridges without temperature changes under positive pulsating winds, figureFileSmall=1PBbKEKzAxDeJKihGkm/hA==, figureFileBig=pqjpwyuA35fg5dwnvzBY0w==, tableContent=null), ArticleFig(id=1217860128267751550, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图15, caption=
正向脉动风下无温度变化时桥梁轴向应力, figureFileSmall=1PBbKEKzAxDeJKihGkm/hA==, figureFileBig=pqjpwyuA35fg5dwnvzBY0w==, tableContent=null), ArticleFig(id=1217860128360026243, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.16, caption=
Axial stresses in bridges during gradient cooling under positive pulsating winds, figureFileSmall=svkz/ry3q3ACMCB08XRFUw==, figureFileBig=Zdlqq5lAS6UrKP56k6daLw==, tableContent=null), ArticleFig(id=1217860128439718025, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图16, caption=
正向脉动风下梯度降温时桥梁轴向应力, figureFileSmall=svkz/ry3q3ACMCB08XRFUw==, figureFileBig=Zdlqq5lAS6UrKP56k6daLw==, tableContent=null), ArticleFig(id=1217860129844809873, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.17, caption=
Axial stresses in bridges during gradient warming under positively pulsating winds, figureFileSmall=1HxG1uKTcT/7kEBFF8mWNw==, figureFileBig=p2QuJpkrZoxD5urqawxlcA==, tableContent=null), ArticleFig(id=1217860129953861784, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图17, caption=
正向脉动风下梯度升温时桥梁轴向应力, figureFileSmall=1HxG1uKTcT/7kEBFF8mWNw==, figureFileBig=p2QuJpkrZoxD5urqawxlcA==, tableContent=null), ArticleFig(id=1217860130104856733, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.18, caption=
Axial stresses in bridges without temperature changes, figureFileSmall=YciEAZSpHbQe/ygXyjaJNw==, figureFileBig=+2RpkViy9twT+PHfldQy4g==, tableContent=null), ArticleFig(id=1217860130222297256, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图18, caption=
无温度变化时的桥梁轴向应力, figureFileSmall=YciEAZSpHbQe/ygXyjaJNw==, figureFileBig=+2RpkViy9twT+PHfldQy4g==, tableContent=null), ArticleFig(id=1217860130352320684, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.19, caption=
Axial stresses in bridges during gradient cooling, figureFileSmall=ZTRr5Em2Kwpn2f4oFbu3zw==, figureFileBig=dZVFTIXl0hpzhmEp1Kx5wQ==, tableContent=null), ArticleFig(id=1217860130448789686, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图19, caption=
梯度降温时的桥梁轴向应力, figureFileSmall=ZTRr5Em2Kwpn2f4oFbu3zw==, figureFileBig=dZVFTIXl0hpzhmEp1Kx5wQ==, tableContent=null), ArticleFig(id=1217860130562035902, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=EN, label=Fig.20, caption=
Axial stresses in bridges during gradient warming, figureFileSmall=Runun53xmeBh/2YAOS+6yQ==, figureFileBig=8EUNTI3N2/4m9BepuH2CJg==, tableContent=null), ArticleFig(id=1217860130704642246, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789891140834173, language=CN, label=图20, caption=
梯度升温时的桥梁轴向应力, figureFileSmall=Runun53xmeBh/2YAOS+6yQ==, figureFileBig=8EUNTI3N2/4m9BepuH2CJg==, tableContent=null)], attaches=null, journal=Journal(id=1146119176004939786, delFlag=0, nameCn=科学技术与工程, nameEn=Science Technology and Engineering, nameHistory1=null, nameHistory2=null, issn=1671-1815, eissn=, cn=11-4688/T, coden=null, periodic=4, language=CN, oaType=是, ccby=null, superviseOffice=null, ownerOffice=null, pubOffice=null, editorOffice=null, officeType=null, aims=null, clcCode=null, officeProv=null, officeCity=null, officeAddr=null, officeZip=null, officeEmail=null, officePhone=null, editDirector=null, officeDirector=null, officeDirectorPhone=null, officeStaffNum=null, officeEmpNum=null, coverPicUrl=UKU/O7GSka5polgCTkbIIw==, journalPrice=null, startedYear=null, abbrevIsoEn=Sci Technol Eng, journalRemark=null, publicationField=null, createdTime=null, updatedTime=1754445529766, createdBy=null, updatedBy=13701087609, firstLetterCn=S, firstLetterEn=S, subjectCode=Natural Sciences, 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