Article(id=1228282194922238524, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1228282191159952029, articleNumber=null, orderNo=null, doi=10.16579/j.issn.1001.9669.2025.10.002, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1702569600000, receivedDateStr=2023-12-15, revisedDate=1705334400000, revisedDateStr=2024-01-16, acceptedDate=null, acceptedDateStr=null, onlineDate=1770774895649, onlineDateStr=2026-02-11, pubDate=1760457600000, pubDateStr=2025-10-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1770774895649, onlineIssueDateStr=2026-02-11, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1770774895649, creator=13701087609, updateTime=1770774895649, updator=13701087609, issue=Issue{id=1228282191159952029, tenantId=1146029695717560320, journalId=1227999626482147330, year='2025', volume='47', issue='10', pageStart='1', pageEnd='157', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1770774894751, creator=13701087609, updateTime=1770775890381, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1228286367227118244, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1228282191159952029, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1228286367227118245, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1228282191159952029, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=16, endPage=25, ext={EN=ArticleExt(id=1228282195610104389, articleId=1228282194922238524, tenantId=1146029695717560320, journalId=1227999626482147330, language=EN, title=Research on particle damping vibration reduction technology of L-shaped industrial tubes with different vibration intensities, columnId=1228282191914926752, journalTitle=Journal of Mechanical Strength, columnName=Vibration·Noise·Monitoring·Diagnosis, runingTitle=null, highlight=null, articleAbstract=
Pipelines are frequently connected to power equipment such as compressors and pumps, serving critical functions including material transport and pressure transmission, thereby constituting the “highways” for material transfer in industrial production. Prolonged excessive vibration is the fundamental cause of structural fatigue damage in pipelines,detachment of instruments mounted on pipelines, and desensitization of auxiliary components. Research on pipeline vibration,noise, and their control technologies is a fundamental prerequisite for meeting industrial production requirements. Due to their significant damping effects, high reliability, and ease of installation, particle dampers are commonly employed for vibration control in industrial pipelines. However, the damping mechanisms and configuration methods of particle damping materials remain incomplete, resulting in difficulties in predicting their vibration attenuation performance. Firstly, a theoretical calculation method was developed for particle dampers used in L-shaped industrial pipelines, and the energy dissipation mechanisms of particles were analyzed under two states: “equivalent solid” and “equivalent fluid”. Then, based on variations in vibration intensity at damper installation locations, a theoretical calculation approach for particle dampers was proposed.The results indicate that under small vibration conditions without slip flow, the energy dissipation by particles can be equivalently represented by impulsive collision forces between particles and the pipeline as well as frictional energy loss;under large vibration conditions, slip flow occurs among particles exhibiting viscous damping effects. Both theoretical analysis and test results demonstrate that when particle dampers operate within an environment characterized by a reduced acceleration Γ≤3.8, collision-based damping models are appropriate to characterize their dissipative performance; conversely,when operating under reduced acceleration conditions Γ>3.8, multiphase flow frameworks should be employed to predict the vibration attenuation efficacy of particle dampers.
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工业管道常与压缩机、泵等动力设备连接,承载了物料运输、压力传导等重要功能,是工业生产中物料传递的“高速路”。长期过大的振动是管道结构疲劳损伤、安装在管道上的仪表脱落、配套元件失敏等问题的根本原因。对管道振动、噪声及其控制技术的研究,是满足工业生产要求的基本前提。颗粒阻尼器由于其阻尼效果明显、可靠性高、便于安装等优点,常常用于工业管道的振动控制中。然而,颗粒阻尼材料的减振机制、设置方法等尚不完备,导致其减振效果难以预测。首先,研究用于L形工业管道减振的颗粒阻尼器的理论计算方法,分析了颗粒在“等效固体”“等效液体”2种状态下的阻尼耗能机制。然后,按照阻尼器安装位置振动烈度的不同,提出颗粒阻尼器的理论计算方法。研究结果表明,无错位流动的小振动条件下,将颗粒的耗能等效为颗粒与管道之间的脉冲碰撞力以及摩擦耗能;大振动条件下,颗粒之间形成了错位流动,表现出黏滞阻尼效应。理论和试验结果表明,当颗粒阻尼器位于约化加速度Γ≤3.8的环境中时,宜采用碰撞阻尼的方法表征颗粒阻尼器的耗散性能;当颗粒阻尼器位于约化加速度Γ>3.8的环境中时,宜采用多相流的思路预测颗粒阻尼器减振效果。
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1.School of Aerospace Engineering, Xiamen University, Xiamen 361102, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228282211636539599, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, authorId=1228282211422630086, language=CN, stringName=罗元易, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.厦门大学 航空航天学院,厦门 361102, bio={"content":"
罗元易,男,1989年生,云南昭通人,硕士,工程师;主要研究方向为振动与噪声控制;E-mail:luoyuanyizw@126.com。
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罗元易,男,1989年生,云南昭通人,硕士,工程师;主要研究方向为振动与噪声控制;E-mail:luoyuanyizw@126.com。
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2.School of Mechatronics and Vehicle Engineering, East China Jiaotong University, Nanchang 330013, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1228282213544947942, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, authorId=1228282213360398562, language=CN, stringName=朱海燕, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.华东交通大学 机电与车辆工程学院,南昌 330013, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1228282211342938302, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, xref=2., ext=[AuthorCompanyExt(id=1228282211351326911, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, companyId=1228282211342938302, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2.华东交通大学 机电与车辆工程学院,南昌 330013)])])], keywords=[Keyword(id=1228282213700137197, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, orderNo=1, keyword=Particle damper), Keyword(id=1228282213804994802, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, orderNo=2, keyword=Vibration reduction mechanism), Keyword(id=1228282213935018231, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, orderNo=3, keyword=Pipe), Keyword(id=1228282214039875832, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, orderNo=4, keyword=Vibration control), Keyword(id=1228282214165704957, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, orderNo=1, keyword=颗粒阻尼器), Keyword(id=1228282214291534077, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, orderNo=2, keyword=减振机制), Keyword(id=1228282214379614466, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, orderNo=3, keyword=管道), Keyword(id=1228282214723547396, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, orderNo=4, keyword=振动控制)], refs=[Reference(id=1228282219416973681, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, doi=null, pmid=null, pmcid=null, year=2021, volume=null, issue=null, pageStart=1, pageEnd=74, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=田秋慧, journalName=null, refType=null, unstructuredReference=田秋慧. 超高压往复活塞式压缩机排气管路振动研究[D]. 杭州:浙江大学,
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振动情况下颗粒层的相态变化, figureFileSmall=yYnxYPORSmmCnbsuvypEgQ==, figureFileBig=X68pd8YMxBiX7pjBc85WGA==, tableContent=null), ArticleFig(id=1228282215289778457, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.3, caption=
Pipes equipped with particle dampers, figureFileSmall=37hrZot/r2ImmBL6J8/E/w==, figureFileBig=Q9mL2ZGrfoXbLKJ/60WHcQ==, tableContent=null), ArticleFig(id=1228282215382053148, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图3, caption=
安装了颗粒阻尼器的管道, figureFileSmall=37hrZot/r2ImmBL6J8/E/w==, figureFileBig=Q9mL2ZGrfoXbLKJ/60WHcQ==, tableContent=null), ArticleFig(id=1228282215478522143, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.4, caption=
Mechanical transfer model of the particle damping, figureFileSmall=fm68gXaCl5qSFyzMZj6s2Q==, figureFileBig=zjX9WvlRpeSSCWyvx4fvMg==, tableContent=null), ArticleFig(id=1228282215562408223, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图4, caption=
颗粒阻尼力学传递模型, figureFileSmall=fm68gXaCl5qSFyzMZj6s2Q==, figureFileBig=zjX9WvlRpeSSCWyvx4fvMg==, tableContent=null), ArticleFig(id=1228282215646294306, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.5, caption=
Vibration reduction model of the particle damper, figureFileSmall=KsrCEm+2KUbO5IStmJpFvA==, figureFileBig=IlHB4aOn/CXqBgj5t42Qgg==, tableContent=null), ArticleFig(id=1228282215759540518, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图5, caption=
颗粒阻尼器减振模型, figureFileSmall=KsrCEm+2KUbO5IStmJpFvA==, figureFileBig=IlHB4aOn/CXqBgj5t42Qgg==, tableContent=null), ArticleFig(id=1228282215847620904, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.6, caption=
Flow chart of numerical simulation, figureFileSmall=/KgJjNGTBIuye1nC0sPA3g==, figureFileBig=q0hdj6v061wGP1J931t4JQ==, tableContent=null), ArticleFig(id=1228282215923118379, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图6, caption=
仿真计算流程, figureFileSmall=/KgJjNGTBIuye1nC0sPA3g==, figureFileBig=q0hdj6v061wGP1J931t4JQ==, tableContent=null), ArticleFig(id=1228282216027975983, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.7, caption=
L-shaped pipe vibration reduction test model, figureFileSmall=ydykQAZOJ7/5y+6yeciPlQ==, figureFileBig=QKDYqKOlUuQZRP9qatwavA==, tableContent=null), ArticleFig(id=1228282216191553843, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图7, caption=
L形管道减振试验模型, figureFileSmall=ydykQAZOJ7/5y+6yeciPlQ==, figureFileBig=QKDYqKOlUuQZRP9qatwavA==, tableContent=null), ArticleFig(id=1228282216262857014, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.8, caption=
Particle damper, figureFileSmall=Gkh52GsRcaPQSA2BY4xe9A==, figureFileBig=FU5PdsLP+MNPLkZCPcgbkA==, tableContent=null), ArticleFig(id=1228282217630200120, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图8, caption=
颗粒阻尼器, figureFileSmall=Gkh52GsRcaPQSA2BY4xe9A==, figureFileBig=FU5PdsLP+MNPLkZCPcgbkA==, tableContent=null), ArticleFig(id=1228282217768612160, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.9, caption=
Particles' motion state under different vibration intensities, figureFileSmall=Uaon5/kL0Dys57DRBkwF4A==, figureFileBig=yCZM6s5hXU9Jbu/tASak4w==, tableContent=null), ArticleFig(id=1228282217844109635, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图9, caption=
不同振动烈度下的颗粒运动状态, figureFileSmall=Uaon5/kL0Dys57DRBkwF4A==, figureFileBig=yCZM6s5hXU9Jbu/tASak4w==, tableContent=null), ArticleFig(id=1228282218011881801, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.10, caption=
Relation between the impulse force and vibration curve under simple harmonic excitation with different frequencies, figureFileSmall=dF7PkSLDQ3jON9t5v8ssQw==, figureFileBig=j/zlgTcDlyFTdZvay3FdKQ==, tableContent=null), ArticleFig(id=1228282218104156488, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图10, caption=
不同频率的简谐激励下脉冲力与振动曲线的关系, figureFileSmall=dF7PkSLDQ3jON9t5v8ssQw==, figureFileBig=j/zlgTcDlyFTdZvay3FdKQ==, tableContent=null), ArticleFig(id=1228282218196431179, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.11, caption=
Relation between the damping effect and acceleration, figureFileSmall=rv+mxCfrAggvVyvqff8jow==, figureFileBig=LoF+LYNKD47R/82ppHRXpw==, tableContent=null), ArticleFig(id=1228282218313871695, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图11, caption=
减振效果与加速度的关系, figureFileSmall=rv+mxCfrAggvVyvqff8jow==, figureFileBig=LoF+LYNKD47R/82ppHRXpw==, tableContent=null), ArticleFig(id=1228282218422923606, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.12, caption=
Theoretical calculation results and test settlement results in the solid-like state, figureFileSmall=inM36/xxYx4UKv6YfZtelQ==, figureFileBig=/yKsRKxqWeR/NrOc9SG2RA==, tableContent=null), ArticleFig(id=1228282218506809690, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图12, caption=
类固体状态下理论计算结果与试验结算结果, figureFileSmall=inM36/xxYx4UKv6YfZtelQ==, figureFileBig=/yKsRKxqWeR/NrOc9SG2RA==, tableContent=null), ArticleFig(id=1228282218620055898, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Fig.13, caption=
Theoretical calculation results and test settlement results in the liquid-like state, figureFileSmall=0JL/2s/jUQuak3sjbo+Dsw==, figureFileBig=UWxwULlHudCfY+lA7NcjEQ==, tableContent=null), ArticleFig(id=1228282218712330591, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=图13, caption=
类液体状态下理论计算结果与试验结算结果, figureFileSmall=0JL/2s/jUQuak3sjbo+Dsw==, figureFileBig=UWxwULlHudCfY+lA7NcjEQ==, tableContent=null), ArticleFig(id=1228282218796216674, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Tab.1, caption=
Vibration values at the end of the pipe before and after installing the damper
, figureFileSmall=null, figureFileBig=null, tableContent=
测试次数 Number of tests | αt/(m/s2) | αs/(m/s2) | γ/% |
|---|
| 1 | 1.56 | 1.43 | 8.33 |
| 2 | 2.41 | 2.33 | 3.32 |
| 3 | 1.37 | 1.30 | 5.11 |
| 4 | 1.55 | 1.62 | -4.52 |
| 5 | 2.14 | 2.10 | 1.87 |
| 6 | 2.43 | 2.30 | 5.35 |
), ArticleFig(id=1228282218909462884, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=表1, caption=
安装阻尼器前、后管道末端的振动值
, figureFileSmall=null, figureFileBig=null, tableContent=
测试次数 Number of tests | αt/(m/s2) | αs/(m/s2) | γ/% |
|---|
| 1 | 1.56 | 1.43 | 8.33 |
| 2 | 2.41 | 2.33 | 3.32 |
| 3 | 1.37 | 1.30 | 5.11 |
| 4 | 1.55 | 1.62 | -4.52 |
| 5 | 2.14 | 2.10 | 1.87 |
| 6 | 2.43 | 2.30 | 5.35 |
), ArticleFig(id=1228282219060457832, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=EN, label=Tab.2, caption=
Difference between actual test values and theoretical calculation results after the transformation
, figureFileSmall=null, figureFileBig=null, tableContent=
测试次数 Number of tests | αt/(m/s2) | αs/(m/s2) | γ/% |
|---|
| 1 | 4.21 | 4.58 | -8.79 |
| 2 | 1.32 | 1.20 | 9.09 |
| 3 | 3.20 | 3.50 | -9.37 |
| 4 | 5.62 | 5.85 | -4.09 |
| 5 | 2.19 | 2.29 | -4.57 |
| 6 | 3.00 | 3.25 | -8.33 |
), ArticleFig(id=1228282219140149610, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1228282194922238524, language=CN, label=表2, caption=
改造后实际测试值与理论计算结果的差异
, figureFileSmall=null, figureFileBig=null, tableContent=
测试次数 Number of tests | αt/(m/s2) | αs/(m/s2) | γ/% |
|---|
| 1 | 4.21 | 4.58 | -8.79 |
| 2 | 1.32 | 1.20 | 9.09 |
| 3 | 3.20 | 3.50 | -9.37 |
| 4 | 5.62 | 5.85 | -4.09 |
| 5 | 2.19 | 2.29 | -4.57 |
| 6 | 3.00 | 3.25 | -8.33 |
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