Article(id=1281323898855735894, tenantId=1146029695717560320, journalId=1240685776644648972, issueId=1281323885077447100, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1007-7294.2026.02.006, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1756224000000, receivedDateStr=2025-08-27, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1783421023334, onlineDateStr=2026-07-07, pubDate=1771084800000, pubDateStr=2026-02-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1783421023334, onlineIssueDateStr=2026-07-07, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1783421023334, creator=13701087609, updateTime=1783421023334, updator=13701087609, issue=Issue{id=1281323885077447100, tenantId=1146029695717560320, journalId=1240685776644648972, year='2026', volume='30', issue='2', pageStart='177', pageEnd='340', issueExtLink='null', onlineDate='null', pubDate='1771084800000', pubDateStr='2026-02-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1783421020049, creator='13701087609', updateTime=1783422086911, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1281328359892303896, tenantId=1146029695717560320, journalId=1240685776644648972, issueId=1281323885077447100, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1281328359892303897, tenantId=1146029695717560320, journalId=1240685776644648972, issueId=1281323885077447100, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=248, endPage=259, ext={EN=ArticleExt(id=1281323899078034007, articleId=1281323898855735894, tenantId=1146029695717560320, journalId=1240685776644648972, language=EN, title=Numerical study on vortex-induced vibration interference of dual staggered flexible pipes, columnId=1241023037940748650, journalTitle=Journal of Ship Mechanics, columnName=Hydrodynamics, runingTitle=null, highlight=null, articleAbstract=
The phenomenon of vibration interference among multiple risers is one of the hot topics in ocean engineering. As a basic model of multi-pipe systems, the dual staggered flexible pipe system is widely used to analyze vortex-induced vibration (VIV) behavior. In this paper, the VIV characteristics associated with a dual staggered flexible pipe system is investigated by a two-way fluid-structure interaction method. The results show that the influence of staggered angles on the in-line and cross-flow vibration responses of upstream and downstream pipes is distinctly different. Owing to the short-range interference between dual pipes, the amplitude of downstream pipe is generally larger than that of upstream pipe, more likely to demonstrate "multi-mode competition" phenomenon. Due to the effect of staggered arrangement and small spacing ratio, the interation between fluid and dual pipes is relatively strong, leading to the failure of forming regular shedding vortex in the wake of the dual pipe system. Through the analysis of vibration response and phase difference at the peaks and valleys of RMS amplitude envelopes, related to the dual staggered flexible-pipe, it is found that when the staggered angle of dual flexible-pipes increases from 15° to 60°, the votex shedding mode changes from "2P" to "2S", the fluid excitation frequency and intensity of the upstream pipe become weakened, and the vibration displacement phase difference and lift force coefficient phase difference of the upstream and downstream pipes are reduced.
, authors=Jing-mei JIA, Zheng-shou CHEN, authorsList=Jing-mei JIA, Zheng-shou CHEN, authorCompany=null, correspAuthors=Zheng-shou CHEN, 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=1281323904903922332, articleId=1281323898855735894, tenantId=1146029695717560320, journalId=1240685776644648972, language=CN, title=错列双弹性管涡激振动干涉的仿真研究, columnId=1241023038087549292, journalTitle=船舶力学, columnName=流体力学, runingTitle=null, highlight=null, articleAbstract=
多立管间的振动干涉现象是海洋工程领域备受关注的热点问题。错列弹性双管作为一种基础模型,被广泛用于分析多管系统中的涡激振动行为。本文采用双向流–固耦合方法,对错列弹性双管涡激振动响应特性开展仿真计算研究。计算结果表明,错列角度的变化对上、下游管横流向和顺流向振动响应的影响各异。受近距离干扰的影响,下游管的振幅相比上游管普遍较大,更容易呈现“模态竞争”现象;由于错列角度和较小间距比的影响,流体与双管之间的耦合作用非常强烈,导致无法在双管尾流区形成规则脱落的漩涡。通过对双管均方根振幅包络的峰、谷处的振动响应及相位差分析发现,当双管错列角度由15°增至60°时,尾涡脱落模式由“2P”变为“2S”,上游管受到的流体激励频率和强度减弱,同时双管间的振动位移相位差、升力系数相位差均有所减小。
, authors=贾静梅, 陈正寿, authorsList=贾静梅, 陈正寿, authorCompany=null, correspAuthors=陈正寿, authorNote=
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(in Chinese), articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1281323905117831837, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, xref=null, ext=[AuthorCompanyExt(id=1281323905126220446, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, companyId=1281323905117831837, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=School of Naval Architecture and Maritime, Zhejiang Ocean University, Zhoushan 316022, China), AuthorCompanyExt(id=1281323905134609055, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, companyId=1281323905117831837, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=浙江海洋大学 船舶与海运学院,浙江 舟山 316022)])], figs=[ArticleFig(id=1281323906510340788, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.1, caption=
Computational domain and boundary conditions, figureFileSmall=jCHAtDYO+PH1Gvmm+zOJZA==, figureFileBig=XRO5p15npwU+Q8J+j+0CLw==, tableContent=null), ArticleFig(id=1281323906569061045, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图1, caption=
计算域和边界条件, figureFileSmall=jCHAtDYO+PH1Gvmm+zOJZA==, figureFileBig=XRO5p15npwU+Q8J+j+0CLw==, tableContent=null), ArticleFig(id=1281323906753610422, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.2, caption=
Sectional view of staggered dual pipes, figureFileSmall=GYqBwvCV4Dwa+pL+t7BdCg==, figureFileBig=uWMuzfimMfXhY1FWdxefPQ==, tableContent=null), ArticleFig(id=1281323906833302199, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图2, caption=
错列双管剖面, figureFileSmall=GYqBwvCV4Dwa+pL+t7BdCg==, figureFileBig=uWMuzfimMfXhY1FWdxefPQ==, tableContent=null), ArticleFig(id=1281323906892022456, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.3, caption=
Meshing of fluid and solid domains, figureFileSmall=igVT0QQx86TvwslYKc0Vpw==, figureFileBig=rvWcfR3jst9Hx/xnkT3zLA==, tableContent=null), ArticleFig(id=1281323906980102841, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图3, caption=
流体域和固体域网格划分, figureFileSmall=igVT0QQx86TvwslYKc0Vpw==, figureFileBig=rvWcfR3jst9Hx/xnkT3zLA==, tableContent=null), ArticleFig(id=1281323907051406010, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.4, caption=
Spectral comparison between experimental[14] and simulated results at $ {V}_{\max} $
= 0.3 m/s, figureFileSmall=ZFMcBaGVXgWKGY+W6xbkbA==, figureFileBig=iFYfwl3m6Itde6NZE2NAcA==, tableContent=null), ArticleFig(id=1281323907126903483, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图4, caption=
$ {V}_{\max} $
= 0.3 m/s时,试验值[14]和数值模拟结果的频谱对比, figureFileSmall=ZFMcBaGVXgWKGY+W6xbkbA==, figureFileBig=iFYfwl3m6Itde6NZE2NAcA==, tableContent=null), ArticleFig(id=1281323907198206652, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.5, caption=
Envelope diagrams of time-averaged RMS A/D along the pipeline span corresponding to different staggered angles, figureFileSmall=9+crDzP9Cof1hQqVfY6hJg==, figureFileBig=jiuPAP+jnn3NO8FjyJYDTg==, tableContent=null), ArticleFig(id=1281323907265315517, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图5, caption=
不同错列角度所对应的沿管道跨度时均RMS A/D值包络图, figureFileSmall=9+crDzP9Cof1hQqVfY6hJg==, figureFileBig=jiuPAP+jnn3NO8FjyJYDTg==, tableContent=null), ArticleFig(id=1281323907319841470, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.6, caption=
Temporal-spatial evolution of normalized in-line vibration displacement in the case of different angles when V = 0.4 m/s, figureFileSmall=s2UYCAgLVj8HiYu0tPzHJg==, figureFileBig=smG/S05Xpm5lfWclRczLBA==, tableContent=null), ArticleFig(id=1281323907386950335, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图6, caption=
V = 0.4 m/s时,不同错列角度下顺流向无量纲振动位移时程空间演化, figureFileSmall=s2UYCAgLVj8HiYu0tPzHJg==, figureFileBig=smG/S05Xpm5lfWclRczLBA==, tableContent=null), ArticleFig(id=1281323907454059200, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.7, caption=
Temporal-spatial evolution of normalized in-line vibration displacement in the case of different angles when V = 0.4 m/s, figureFileSmall=IyCGf337ygHGJVyuPKz4LQ==, figureFileBig=PxTXIZix7VcQ3yd4y1E+Kw==, tableContent=null), ArticleFig(id=1281323907546333889, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图7, caption=
V = 0.4 m/s时,不同错列角度下顺流向无量纲振动位移时程空间演化, figureFileSmall=IyCGf337ygHGJVyuPKz4LQ==, figureFileBig=PxTXIZix7VcQ3yd4y1E+Kw==, tableContent=null), ArticleFig(id=1281323907605054146, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.8, caption=
Phase difference time history curve and vortex shedding pattern along dual-pipe span at θ = 15°, figureFileSmall=0aicnqzsBj1daSptc/oopw==, figureFileBig=V97r7XMMSrs/Ofq3nZOAOA==, tableContent=null), ArticleFig(id=1281323907672163011, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图8, caption=
θ = 15°时沿双管跨的相位差时程曲线和漩涡脱落模式, figureFileSmall=0aicnqzsBj1daSptc/oopw==, figureFileBig=V97r7XMMSrs/Ofq3nZOAOA==, tableContent=null), ArticleFig(id=1281323907730883268, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Fig.9, caption=
Phase difference time history curve and vortex shedding pattern along dual-pipe span at θ = 60°, figureFileSmall=2Fw2B/Ap8SN1oz/YAFww9Q==, figureFileBig=YcwXYSve0yeB8DhsH2fhNQ==, tableContent=null), ArticleFig(id=1281323907797992133, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=CN, label=图9, caption=
θ = 60°时沿双管跨的相位差时程曲线和漩涡脱落模式, figureFileSmall=2Fw2B/Ap8SN1oz/YAFww9Q==, figureFileBig=YcwXYSve0yeB8DhsH2fhNQ==, tableContent=null), ArticleFig(id=1281323907856712390, tenantId=1146029695717560320, journalId=1240685776644648972, articleId=1281323898855735894, language=EN, label=Tab.1, caption=
Mesh dependency study
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| 网格序号 | 控制参数 | | 评判标准参数 |
|---|
| Nc | | CD_mean | CD_RMS | CL_RMS |
|---|
| Mesh-1 | 40 | | 1.190 | 1.192 | 0.393 |
| Mesh-2 | 80 | | 1.196 | 1.199 | 0.401 |
| Mesh-3 | 120 | | 1.199 | 1.201 | 0.406 |
| Mesh-4 | 160 | | 1.223 | 1.228 | 0.401 |
| Experiments[9−11] | | | 1.190 | | 0.30–0.53 |
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网格依赖性研究
, figureFileSmall=null, figureFileBig=null, tableContent=
| 网格序号 | 控制参数 | | 评判标准参数 |
|---|
| Nc | | CD_mean | CD_RMS | CL_RMS |
|---|
| Mesh-1 | 40 | | 1.190 | 1.192 | 0.393 |
| Mesh-2 | 80 | | 1.196 | 1.199 | 0.401 |
| Mesh-3 | 120 | | 1.199 | 1.201 | 0.406 |
| Mesh-4 | 160 | | 1.223 | 1.228 | 0.401 |
| Experiments[9−11] | | | 1.190 | | 0.30–0.53 |
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Parameter of the pipe model
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| 特征元素 | 数值 | 单位 |
|---|
| 管体长度L | 16 | m |
| FRP管外径D | 34.80 | mm |
| 弯曲刚度EI | 575.6 | N·m2 |
| 质量比m* | 0.82 | / |
| 结构阻尼c | 2.34% | / |
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管模型参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 特征元素 | 数值 | 单位 |
|---|
| 管体长度L | 16 | m |
| FRP管外径D | 34.80 | mm |
| 弯曲刚度EI | 575.6 | N·m2 |
| 质量比m* | 0.82 | / |
| 结构阻尼c | 2.34% | / |
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