Article(id=1324427047753363704, tenantId=1146029695717560320, journalId=1240685776644648972, issueId=1324426994615727048, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1007-7294.2026.09.004, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1775923200000, receivedDateStr=2026-04-12, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793697614849, onlineDateStr=2026-11-03, pubDate=1789401600000, pubDateStr=2026-09-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793697614849, onlineIssueDateStr=2026-11-03, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793697614848, creator=13701087609, updateTime=1793697614848, updator=13701087609, issue=Issue{id=1324426994615727048, tenantId=1146029695717560320, journalId=1240685776644648972, year='2026', volume='30', issue='9', pageStart='1397', pageEnd='1576', issueExtLink='null', onlineDate='null', pubDate='1789401600000', pubDateStr='2026-09-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1793697602180, creator='13701087609', updateTime=1793699937016, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1324436787699000005, tenantId=1146029695717560320, journalId=1240685776644648972, issueId=1324426994615727048, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1324436787699000006, tenantId=1146029695717560320, journalId=1240685776644648972, issueId=1324426994615727048, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=1435, endPage=1448, ext={EN=ArticleExt(id=1324427047975661817, articleId=1324427047753363704, tenantId=1146029695717560320, journalId=1240685776644648972, language=EN, title=Experimental study on the hydrodynamic characteristics of risers with buoyancy elements in uniform flow, columnId=1241023037940748650, journalTitle=Journal of Ship Mechanics, columnName=Hydrodynamics, runingTitle=null, highlight=null, articleAbstract=
Buoyancy elements are primarily used to provide additional buoyancy to improve the tension distribution along the risers. Risers covered with buoyancy elements exhibit more complex fluid–structure interaction phenomena under ocean currents, and the current understanding of their hydrodynamic characteristics remains limited. This study conducted stationary towing tests on a rigid riser model covered with buoyancy elements. Based on the hydrodynamic unit formed by the riser-buoyancy system, the drag and lift characteristics in uniform flow were investigated for different spacing arrangements and diameters of the buoyancy elements. The time-frequency characteristics of the cross-flow lift were further analyzed using wavelet transforms. The main conclusions are as follows: compared with a bare riser, the drag coefficient of the buoyancy element decreases to approximately 0.9 due to the low aspect ratio; when the diameter ratio of the buoyancy element to the riser reaches 3.52 and both components operate at Reynolds numbers above 105, the RMS lift coefficient of the hydrodynamic unit increases significantly, reaching up to 1.2 when the length ratio equals 1; the dominant frequency of lift on a riser covered with buoyancy elements exhibits time-varying jumps, with a wider fluctuation range than the vortex shedding frequencies of both the riser and the buoyancy element.
, authors=Ruo-ning DU
1, 2, 3, Yi LIU
4, Lu-sheng JIA
4, Meng-meng ZHANG
1, 2, 3, Shi-xiao FU
1, 2, 3, Jun-jie ZHAO
5, authorsList=Ruo-ning DU, Yi LIU, Lu-sheng JIA, Meng-meng ZHANG, Shi-xiao FU, Jun-jie ZHAO, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=Copyright ©2026 Journal of Ship Mechanics. All rights reserved., 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, fund=null), CN=ArticleExt(id=1324427079349056007, articleId=1324427047753363704, tenantId=1146029695717560320, journalId=1240685776644648972, language=CN, title=均匀流中浮力块立管水动力特性试验研究, columnId=1241023038087549292, journalTitle=船舶力学, columnName=流体力学, runingTitle=null, highlight=null, articleAbstract=
浮力块主要用于提供浮力以改善立管的张力分布。覆盖浮力块的立管在洋流作用下呈现更复杂的流固耦合现象,目前对于其水动力认知仍不充分。本文开展了覆盖浮力块的刚性立管模型静水拖曳试验,基于立管-浮力块构成的水动力单元研究了均匀流中浮力块不同布置间距和外径下的阻力和升力特性,通过小波变换对横流向升力的时频特性进行分析,主要结论如下:相比于裸管,浮力块的阻力系数因长细比较小而产生折减效应,降低至约0.9;当浮力块和立管的外径比为3.52时,在立管和浮力块的雷诺数均大于105时,水动力单元的升力系数RMS值显著增加,在浮力块和立管长度比为1时,最大达1.2;浮力块立管的升力主导频率随时间跳跃变化,变化范围大于立管和浮力块的泄涡频率。
, authors=杜若凝
1, 2, 3, 刘毅
4, 贾鲁生
4, 张萌萌
1, 2, 3, 付世晓
1, 2, 3, 赵俊杰
5, authorsList=杜若凝, 刘毅, 贾鲁生, 张萌萌, 付世晓, 赵俊杰, authorCompany=null, correspAuthors=null, authorNote=
, correspAuthorsNote=null, copyrightStatement=版权所有©《船舶力学》编辑部2026, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=BJkGE8J4amxjxMtwX1mQpg==, magXml=lAtbHQpw2r1UUGJGOcGjKw==, pdfUrl=null, pdf=/zXvBFeWLuBfZzeAYeCYcg==, pdfFileSize=9350086, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=rXTEHhPhNF52NiC8VzYebA==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=It1+bkz8iFFBS0aMP6iD4A==, mapNumber=null, fund=null)}, authors=[Author(id=1324427321360396499, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=ruoning_du@sjtu.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1324427321469448407, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427321360396499, language=EN, stringName=Ruo-ning DU, firstName=Ruo-ning, middleName=null, lastName=DU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, address=
1State Key Laboratory of Ocean Engineering, Shanghai Jiao Tong University, Shanghai 200240, China
2Institute of Polar and Ocean Technology, Institute of Marine Equipment, Shanghai Jiao Tong University, Shanghai 200240, China
3ChangXing Ocean Laboratory, Shanghai Jiao Tong University, Shanghai 201900, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1324427321536557272, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427321360396499, language=CN, stringName=杜若凝, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, address=
1上海交通大学 海洋工程全国重点实验室,上海 200240
2上海交通大学 极地深海技术研究院,上海 200240
3上海交通大学 长兴海洋实验室,上海 201900, bio={"content":"
杜若凝(2001–),男,博士,E-mail:ruoning_du@sjtu.edu.cn
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杜若凝(2001–),男,博士,E-mail:ruoning_du@sjtu.edu.cn
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1上海交通大学 海洋工程全国重点实验室,上海 200240)]), AuthorCompany(id=1324427320961937606, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=2, ext=[AuthorCompanyExt(id=1324427320970326215, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427320961937606, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2上海交通大学 极地深海技术研究院,上海 200240)]), AuthorCompany(id=1324427321075183817, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=3, ext=[AuthorCompanyExt(id=1324427321083572426, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321075183817, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3上海交通大学 长兴海洋实验室,上海 201900)])]), Author(id=1324427321641414874, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, 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=1324427321733689565, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427321641414874, language=EN, stringName=Yi LIU, firstName=Yi, middleName=null, lastName=LIU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
4, address=
4CNOOC Research Institute Ltd., Beijing 100028, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1324427321821769950, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427321641414874, language=CN, stringName=刘毅, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
4, address=
4中海油研究总院有限责任公司,北京 100028, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1324427321175847116, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=4, ext=[AuthorCompanyExt(id=1324427321184235725, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321175847116, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4CNOOC Research Institute Ltd., Beijing 100028, China), AuthorCompanyExt(id=1324427321196818638, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321175847116, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4中海油研究总院有限责任公司,北京 100028)])]), Author(id=1324427321880490208, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, 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=1324427321972764898, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427321880490208, language=EN, stringName=Lu-sheng JIA, firstName=Lu-sheng, middleName=null, lastName=JIA, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
4, address=
4CNOOC Research Institute Ltd., Beijing 100028, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1324427322035679459, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427321880490208, language=CN, stringName=贾鲁生, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
4, address=
4中海油研究总院有限责任公司,北京 100028, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1324427321175847116, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=4, ext=[AuthorCompanyExt(id=1324427321184235725, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321175847116, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4CNOOC Research Institute Ltd., Beijing 100028, China), AuthorCompanyExt(id=1324427321196818638, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321175847116, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4中海油研究总院有限责任公司,北京 100028)])]), Author(id=1324427322111176933, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=claire_zhang@sjtu.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1324427322228617449, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427322111176933, language=EN, stringName=Meng-meng ZHANG, firstName=Meng-meng, middleName=null, lastName=ZHANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, address=
1State Key Laboratory of Ocean Engineering, Shanghai Jiao Tong University, Shanghai 200240, China
2Institute of Polar and Ocean Technology, Institute of Marine Equipment, Shanghai Jiao Tong University, Shanghai 200240, China
3ChangXing Ocean Laboratory, Shanghai Jiao Tong University, Shanghai 201900, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1324427323889561834, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427322111176933, language=CN, stringName=张萌萌, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, address=
1上海交通大学 海洋工程全国重点实验室,上海 200240
2上海交通大学 极地深海技术研究院,上海 200240
3上海交通大学 长兴海洋实验室,上海 201900, bio={"content":"
张萌萌(1991–),女,博士,副教授,通讯作者,E-mail:claire_zhang@sjtu.edu.cn
"}, bioImg=null, bioContent=
张萌萌(1991–),女,博士,副教授,通讯作者,E-mail:claire_zhang@sjtu.edu.cn
, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1324427320831914179, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=1, ext=[AuthorCompanyExt(id=1324427320869662916, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427320831914179, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1上海交通大学 海洋工程全国重点实验室,上海 200240)]), AuthorCompany(id=1324427320961937606, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=2, ext=[AuthorCompanyExt(id=1324427320970326215, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427320961937606, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3ChangXing Ocean Laboratory, Shanghai Jiao Tong University, Shanghai 201900, China), AuthorCompanyExt(id=1324427321096155339, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321075183817, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3上海交通大学 长兴海洋实验室,上海 201900)])]), Author(id=1324427324229300460, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, 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=1324427324325769456, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427324229300460, language=EN, stringName=Shi-xiao FU, firstName=Shi-xiao, middleName=null, lastName=FU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, address=
1State Key Laboratory of Ocean Engineering, Shanghai Jiao Tong University, Shanghai 200240, China
2Institute of Polar and Ocean Technology, Institute of Marine Equipment, Shanghai Jiao Tong University, Shanghai 200240, China
3ChangXing Ocean Laboratory, Shanghai Jiao Tong University, Shanghai 201900, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1324427324397072625, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, authorId=1324427324229300460, language=CN, stringName=付世晓, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, address=
1上海交通大学 海洋工程全国重点实验室,上海 200240
2上海交通大学 极地深海技术研究院,上海 200240
3上海交通大学 长兴海洋实验室,上海 201900, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1324427320831914179, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=1, ext=[AuthorCompanyExt(id=1324427320869662916, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427320831914179, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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Journal of Fluids and Structures, 2025, 138: 104406., articleTitle=null, refAbstract=null)], funds=[Fund(id=1324427332915704109, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, awardId=null, language=CN, fundingSource=科技部重点研发计划青年科学家项目(2023YFC2811600);国家自然科学基金面上基金资助项目(52271283), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1324427320831914179, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=1, ext=[AuthorCompanyExt(id=1324427320869662916, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427320831914179, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1State Key Laboratory of Ocean Engineering, Shanghai Jiao Tong University, Shanghai 200240, China), AuthorCompanyExt(id=1324427320882245829, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427320831914179, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1上海交通大学 海洋工程全国重点实验室,上海 200240)]), AuthorCompany(id=1324427320961937606, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=2, ext=[AuthorCompanyExt(id=1324427320970326215, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427320961937606, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2上海交通大学 极地深海技术研究院,上海 200240)]), AuthorCompany(id=1324427321075183817, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=3, ext=[AuthorCompanyExt(id=1324427321083572426, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321075183817, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3ChangXing Ocean Laboratory, Shanghai Jiao Tong University, Shanghai 201900, China), AuthorCompanyExt(id=1324427321096155339, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321075183817, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3上海交通大学 长兴海洋实验室,上海 201900)]), AuthorCompany(id=1324427321175847116, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, xref=4, ext=[AuthorCompanyExt(id=1324427321184235725, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321175847116, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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5Marine Design and Research Institute of China, Shanghai 200011, China), AuthorCompanyExt(id=1324427321289093329, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, companyId=1324427321268121807, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
5中国船舶工业公司第七〇八研究所,上海 200011)])], figs=[ArticleFig(id=1324427325462425855, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.1, caption=
Physical diagram of the model, figureFileSmall=iga+58MLanhAUVy6zLZdzQ==, figureFileBig=rXTEHhPhNF52NiC8VzYebA==, tableContent=null), ArticleFig(id=1324427325533729024, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图1, caption=
模型实物图, figureFileSmall=iga+58MLanhAUVy6zLZdzQ==, figureFileBig=rXTEHhPhNF52NiC8VzYebA==, tableContent=null), ArticleFig(id=1324427325642780929, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.2, caption=
Force sensor installation direction, figureFileSmall=D/SyPb6WqyFRR+AfEt6CrA==, figureFileBig=ndT0Ehpz591FpBDIUgOIfQ==, tableContent=null), ArticleFig(id=1324427325730861314, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图2, caption=
力传感器安装方向示意图, figureFileSmall=D/SyPb6WqyFRR+AfEt6CrA==, figureFileBig=ndT0Ehpz591FpBDIUgOIfQ==, tableContent=null), ArticleFig(id=1324427325818941699, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.3, caption=
Arrangement scheme of buoyancy elements, figureFileSmall=Zd/y4s2p7fKkdhn/iLa0bw==, figureFileBig=YioHiBSmStOHVJ0u3rsKQA==, tableContent=null), ArticleFig(id=1324427325881856260, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图3, caption=
浮力块布置方案, figureFileSmall=Zd/y4s2p7fKkdhn/iLa0bw==, figureFileBig=YioHiBSmStOHVJ0u3rsKQA==, tableContent=null), ArticleFig(id=1324427325957353733, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.4, caption=
Division of hydrodynamic units and model arrangement, figureFileSmall=CyXl56p5ZfV8KURQCoIw7Q==, figureFileBig=6Zy2XgcS/D5jxxe5HsNFjg==, tableContent=null), ArticleFig(id=1324427326053822726, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图4, caption=
水动力单元划分及模型布置, figureFileSmall=CyXl56p5ZfV8KURQCoIw7Q==, figureFileBig=6Zy2XgcS/D5jxxe5HsNFjg==, tableContent=null), ArticleFig(id=1324427326129320199, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.5, caption=
Water tank and test equipment, figureFileSmall=vRd8qdMpJMhL+eZaTYEeaw==, figureFileBig=je/QTp0VNWpKarU33nTDpw==, tableContent=null), ArticleFig(id=1324427326209011976, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图5, caption=
试验水池及试验装置, figureFileSmall=vRd8qdMpJMhL+eZaTYEeaw==, figureFileBig=je/QTp0VNWpKarU33nTDpw==, tableContent=null), ArticleFig(id=1324427326280315145, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.6, caption=
Forces in Y direction during towing test of the model with a length ratio of 2.0 and a diameter ratio of 3.52 at a flow velocity of 1.0 m/s, figureFileSmall=+nicdyZ+0UiGR1KbkOBXRQ==, figureFileBig=IEAnro7kGNqWrCm/8mM5SQ==, tableContent=null), ArticleFig(id=1324427326355812618, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图6, caption=
长度比为2.0,外径比为3.52时试验模型在流速1.0 m/s下的Y方向受力原始数据, figureFileSmall=+nicdyZ+0UiGR1KbkOBXRQ==, figureFileBig=IEAnro7kGNqWrCm/8mM5SQ==, tableContent=null), ArticleFig(id=1324427326439698699, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.7, caption=
Average drag coefficient and RMS value of lift coefficient of bare riser, figureFileSmall=7g8Z0UuRcAy/YwrEaPexUQ==, figureFileBig=chExWi+TKdl5Ughs0fkgBA==, tableContent=null), ArticleFig(id=1324427326506807564, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图7, caption=
裸露立管平均阻力系数$ {C}_{\text{D}} $
与升力系数RMS值$ {C}_{\text{LRMS}} $
, figureFileSmall=7g8Z0UuRcAy/YwrEaPexUQ==, figureFileBig=chExWi+TKdl5Ughs0fkgBA==, tableContent=null), ArticleFig(id=1324427326573916429, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.8, caption=
Variation law of Strouhal number with Reynolds number for bare cylinder, figureFileSmall=OklZdn168QFRvs+fXM9qBg==, figureFileBig=fhnCkNoyklkUEQUXSP2grw==, tableContent=null), ArticleFig(id=1324427326653608206, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图8, caption=
裸露圆柱St数随雷诺数变化规律, figureFileSmall=OklZdn168QFRvs+fXM9qBg==, figureFileBig=fhnCkNoyklkUEQUXSP2grw==, tableContent=null), ArticleFig(id=1324427328322941199, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.9, caption=
Spectral analysis of the time-history of cross-flow lift force on bare risers at a flow velocity of 0.6 m/s, figureFileSmall=J4t+l78AwkVTpcrQRF2yiA==, figureFileBig=afZuF01PKIC56aW+49EwJw==, tableContent=null), ArticleFig(id=1324427328406827280, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图9, caption=
流速0.6 m/s下裸露立管的横流向升力时历的频谱分析, figureFileSmall=J4t+l78AwkVTpcrQRF2yiA==, figureFileBig=afZuF01PKIC56aW+49EwJw==, tableContent=null), ArticleFig(id=1324427328507490577, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.10, caption=
Mean drag coefficient and RMS value of lift coefficient under different length ratios using bare riser diameter, figureFileSmall=ltoXEzOUDEZFm7K2kJdxtA==, figureFileBig=K8ZooWmBmHOG/JB7v5UdBw==, tableContent=null), ArticleFig(id=1324427328608153874, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图10, caption=
以裸管直径计算不同长度比下的平均阻力系数和升力系数RMS值, figureFileSmall=ltoXEzOUDEZFm7K2kJdxtA==, figureFileBig=K8ZooWmBmHOG/JB7v5UdBw==, tableContent=null), ArticleFig(id=1324427328679457043, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.11, caption=
Mean drag coefficient and RMS value of lift coefficient under different length ratios, figureFileSmall=BDYm7b5KXjrYhlSyEZBJ3g==, figureFileBig=WZUE/XVBFzJsi0q4QdoVOQ==, tableContent=null), ArticleFig(id=1324427328738177300, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图11, caption=
不同长度比下平均阻力系数稳定值, figureFileSmall=BDYm7b5KXjrYhlSyEZBJ3g==, figureFileBig=WZUE/XVBFzJsi0q4QdoVOQ==, tableContent=null), ArticleFig(id=1324427328796897557, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.12, caption=
Comparison of hydrodynamic forces on hydrodynamic units at flow velocities of 0.8 m/s and 1.6 m/s, figureFileSmall=Xl7jXGk3bwgnywsRDSOAlQ==, figureFileBig=H/FW9uVJZa4YH0aCsp7CEw==, tableContent=null), ArticleFig(id=1324427328876589334, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图12, caption=
0.8 m/s和1.6 m/s流速下水动力单元受力对比, figureFileSmall=Xl7jXGk3bwgnywsRDSOAlQ==, figureFileBig=H/FW9uVJZa4YH0aCsp7CEw==, tableContent=null), ArticleFig(id=1324427328960475415, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.13, caption=
Variation of drag coefficient of buoyancy elements with Reynolds number under different length ratios, figureFileSmall=csIeOqtYzT8xi7RetnR5cQ==, figureFileBig=egPEl9quPbV0jd1g4HnH0w==, tableContent=null), ArticleFig(id=1324427329040167192, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图13, caption=
不同长度比下浮力块的阻力系数随雷诺数变化, figureFileSmall=csIeOqtYzT8xi7RetnR5cQ==, figureFileBig=egPEl9quPbV0jd1g4HnH0w==, tableContent=null), ArticleFig(id=1324427329132441881, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.14, caption=
Mean drag coefficient and RMS value of lift coefficient under different length ratios using projected area, figureFileSmall=kFUhFFXOHX0g5ofJc80ZzQ==, figureFileBig=edBN+55dAgX+iy7mlRTNfQ==, tableContent=null), ArticleFig(id=1324427329207939354, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图14, caption=
以结构投影面积计算不同长度比下的平均阻力系数和升力系数RMS值, figureFileSmall=kFUhFFXOHX0g5ofJc80ZzQ==, figureFileBig=edBN+55dAgX+iy7mlRTNfQ==, tableContent=null), ArticleFig(id=1324427329287631131, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.15, caption=
Wavelet transform results of time history of cross-flow lift force under different length ratios, figureFileSmall=/U4e6SPfe5TCtuKP1jZWBw==, figureFileBig=BJAFU39l6nKXWXxJDLro8A==, tableContent=null), ArticleFig(id=1324427329346351388, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图15, caption=
不同长度比下CF方向升力时历小波变换结果, figureFileSmall=/U4e6SPfe5TCtuKP1jZWBw==, figureFileBig=BJAFU39l6nKXWXxJDLro8A==, tableContent=null), ArticleFig(id=1324427329417654557, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.16, caption=
Mean drag coefficient and RMS value of lift coefficient under different diameter ratios using bare riser diameter, figureFileSmall=R34DgZaY6cCZ38hvJBH2dw==, figureFileBig=KEUc0fI8tCVlNeElFBDE2w==, tableContent=null), ArticleFig(id=1324427329614786846, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图16, caption=
以裸管直径计算不同外径比下的平均阻力系数和升力系数RMS值, figureFileSmall=R34DgZaY6cCZ38hvJBH2dw==, figureFileBig=KEUc0fI8tCVlNeElFBDE2w==, tableContent=null), ArticleFig(id=1324427329681895711, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.17, caption=
Stable values of average drag coefficient under different diameter ratios, figureFileSmall=JHssLZWfE7UR4HZy4aXRxA==, figureFileBig=TK6B/a9TvBEIlauoKg53Fw==, tableContent=null), ArticleFig(id=1324427329740615968, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图17, caption=
不同外径比下平均阻力系数的稳定值, figureFileSmall=JHssLZWfE7UR4HZy4aXRxA==, figureFileBig=TK6B/a9TvBEIlauoKg53Fw==, tableContent=null), ArticleFig(id=1324427329841279265, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.18, caption=
Comparison of hydrodynamic forces on hydrodynamic units at flow velocities of 0.8 m/s and 1.6 m/s, figureFileSmall=sTd9PVf63+h2xJc3sLiZ8Q==, figureFileBig=dlmTT8Ad8SyxBZtJAjKzTA==, tableContent=null), ArticleFig(id=1324427330122297634, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图18, caption=
0.8 m/s和1.6 m/s流速下水动力单元受力对比, figureFileSmall=sTd9PVf63+h2xJc3sLiZ8Q==, figureFileBig=dlmTT8Ad8SyxBZtJAjKzTA==, tableContent=null), ArticleFig(id=1324427330206183715, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.19, caption=
Variation of drag coefficient of buoyancy elements with Reynolds number under different diameter ratios, figureFileSmall=6/YXWbdbHCcbUMtzRl4wFQ==, figureFileBig=R3WoB+An45S6Qxw4hINKkA==, tableContent=null), ArticleFig(id=1324427330462036260, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图19, caption=
不同外径比下浮力块的阻力系数随雷诺数变化, figureFileSmall=6/YXWbdbHCcbUMtzRl4wFQ==, figureFileBig=R3WoB+An45S6Qxw4hINKkA==, tableContent=null), ArticleFig(id=1324427330541728037, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.20, caption=
Mean drag coefficient and RMS value of lift coefficient under different diameter ratios using projected area, figureFileSmall=xtNs7lKnD8Hqh0+9BfwOCQ==, figureFileBig=TjbHbfEjyCHb/OoSvORjlQ==, tableContent=null), ArticleFig(id=1324427330617225510, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图20, caption=
以结构投影面积计算不同外径比下的平均阻力系数和升力系数RMS值, figureFileSmall=xtNs7lKnD8Hqh0+9BfwOCQ==, figureFileBig=TjbHbfEjyCHb/OoSvORjlQ==, tableContent=null), ArticleFig(id=1324427330696917287, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Fig.21, caption=
Wavelet transform results of time history of cross-flow lift force under different diameter ratios, figureFileSmall=Mooch5ZnbtEtgp0z/TGZBA==, figureFileBig=z1fM7zmazzetrxwLJ0cUxQ==, tableContent=null), ArticleFig(id=1324427330751443240, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=图21, caption=
不同外径比下CF方向升力时历小波变换结果, figureFileSmall=Mooch5ZnbtEtgp0z/TGZBA==, figureFileBig=z1fM7zmazzetrxwLJ0cUxQ==, tableContent=null), ArticleFig(id=1324427330994712873, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=EN, label=Tab.1, caption=
Dimensions of buoyancy elements and riser model
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数名称 | 长度/m | 外径/m |
| 立管 | 2.298 | 0.085 |
| 浮力块1 | 0.383 | 0.299 |
| 浮力块2 | 0.383 | 0.250 |
| 浮力块3 | 0.383 | 0.210 |
), ArticleFig(id=1324427331061821738, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=表1, caption=
浮力块和立管模型尺寸
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数名称 | 长度/m | 外径/m |
| 立管 | 2.298 | 0.085 |
| 浮力块1 | 0.383 | 0.299 |
| 浮力块2 | 0.383 | 0.250 |
| 浮力块3 | 0.383 | 0.210 |
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Test conditions
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| 浮力块排布情况 | 流速(m·s−1) | | 浮力块排布情况 | 流速(m·s−1) |
| 裸露立管 | 0.2~2.0,0.2为间隔 | | $ {L}_{\text{b}}/{L}_{\text{r}}=2.0 $ | 0.2~2.0,0.2为间隔 |
| $ {L}_{\text{b}}/{L}_{\text{r}}=0.5 $ | 0.2~2.0,0.2为间隔 | | $ {D}_{\text{b}}/{D}_{\text{r}}=2.94 $ | 0.2~2.0,0.2为间隔 |
| $ {L}_{\text{b}}/{L}_{\text{r}}=1.0 $ | 0.2~2.0,0.2为间隔 | | $ {D}_{\text{b}}/{D}_{\text{r}}=2.47 $ | 0.2~2.0,0.2为间隔 |
), ArticleFig(id=1324427332781486380, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1324427047753363704, language=CN, label=表2, caption=
试验工况表
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| 浮力块排布情况 | 流速(m·s−1) | | 浮力块排布情况 | 流速(m·s−1) |
| 裸露立管 | 0.2~2.0,0.2为间隔 | | $ {L}_{\text{b}}/{L}_{\text{r}}=2.0 $ | 0.2~2.0,0.2为间隔 |
| $ {L}_{\text{b}}/{L}_{\text{r}}=0.5 $ | 0.2~2.0,0.2为间隔 | | $ {D}_{\text{b}}/{D}_{\text{r}}=2.94 $ | 0.2~2.0,0.2为间隔 |
| $ {L}_{\text{b}}/{L}_{\text{r}}=1.0 $ | 0.2~2.0,0.2为间隔 | | $ {D}_{\text{b}}/{D}_{\text{r}}=2.47 $ | 0.2~2.0,0.2为间隔 |
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