Article(id=1320037679807442952, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037605320802443, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1005-0329.2026.03.006, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1764172800000, receivedDateStr=2025-11-27, revisedDate=1771257600000, revisedDateStr=2026-02-17, acceptedDate=null, acceptedDateStr=null, onlineDate=1792651107979, onlineDateStr=2026-10-22, pubDate=1774800000000, pubDateStr=2026-03-30, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792651107979, onlineIssueDateStr=2026-10-22, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792651107979, creator=13701087609, updateTime=1792651107979, updator=13701087609, issue=Issue{id=1320037605320802443, tenantId=1146029695717560320, journalId=1316781260334530699, year='2026', volume='54', issue='3', pageStart='1', pageEnd='118', issueExtLink='null', onlineDate='null', pubDate='1774800000000', pubDateStr='2026-03-30', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792651090221, creator='13701087609', updateTime=1792656224643, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1320059140710454212, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037605320802443, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1320059140710454213, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037605320802443, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=47, endPage=55, ext={EN=ArticleExt(id=1320037679971020809, articleId=1320037679807442952, tenantId=1146029695717560320, journalId=1316781260334530699, language=EN, title=Study on inter‑stage coupling characteristics of pressure pulsation in a multistage centrifugal pump, columnId=null, journalTitle=Fluid Machinery, columnName=null, runingTitle=null, highlight=null, articleAbstract=
To investigate the influence of inter‑stage propagation coupling phenomena and diffuser vane clocking positions on pressure pulsations within a multistage centrifugal pump,a multistage centrifugal pump was used as a model.Monitoring points were arranged inside the pump to conduct numerical calculations of the unsteady flow under different diffuser vane clocking positions.The numerical simulation results were validated by experiments and showed good reliability.Simultaneously,the pressure pulsation amplitudes at each monitoring point were compared,revealing the inter‑stage propagation law of pressure pulsation signals and the influence of different diffuser vane clocking positions on pressure pulsations within the pump.The results indicate that there is a significant inter‑stage propagation phenomenon of pressure pulsation signals.Pressure pulsation signals in the first‑stage flow channel propagate into the second‑stage flow channel and couple complexly with the pressure pulsation signals there.Low‑frequency pulsation signals exhibit strong propagation capability within the multistage centrifugal pump flow channels,leading to a progressive superposition characteristic of low‑frequency pulsation intensity.Altering the diffuser vane clocking phase can promote mutual cancellation of pressure pulsations generated by inter‑stage rotor‑stator interaction,combining the peaks and troughs of pulsation signals,thereby effectively reducing the intensity of inter‑stage rotor‑stator interaction and significantly lowering low‑frequency signals.Except at the diffuser outlet,the average time‑domain reduction at other monitoring points is approximately 50%,with the optimal time‑domain reduction reaching 60.7%.This study can provide theoretical guidance for the design and operation of multistage centrifugal pumps.
, authors=Linwei TAN
1, Yuhao YING
1, Tao SUN
2, Linglei BAO
1, Tianxiang WANG
1, Xinyong PANG
1, Junhui MA
1, Jian LU
1, Binhua YU
2, authorsList=Linwei TAN, Yuhao YING, Tao SUN, Linglei BAO, Tianxiang WANG, Xinyong PANG, Junhui MA, Jian LU, Binhua YU, authorCompany=null, correspAuthors=null, 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, fund=null), CN=ArticleExt(id=1320037682743455778, articleId=1320037679807442952, tenantId=1146029695717560320, journalId=1316781260334530699, language=CN, title=多级离心泵压力脉动级间耦合特性研究, columnId=1317484287230853622, journalTitle=流体机械, columnName=设计计算, runingTitle=null, highlight=null, articleAbstract=
为研究级间传播耦合现象和导叶时序安装位置对多级离心泵内压力脉动的影响,以一台多级离心泵为模型,在泵内设置监测点,对离心泵在不同导叶安装时序位置内部非定常流动进行数值计算,数值模拟结果经试验验证具有良好的可靠性;同时对比各监测点的压力脉动幅值,获得了压力脉动信号的级间传播规律,以及导叶不同时序位置对泵内压力脉动的影响。结果表明,压力脉动信号存在明显级间传播现象,首级流道内的压力脉动信号传播至次级流道内,与次级流道内的压力脉动信号复杂耦合,低频脉动信号在多级离心泵流道内具有较强的传播能力,导致低频脉动强度呈现出逐级叠加的特性;改变导叶时序相位,能促使级间动静干涉产生的压力脉动相互抵消,脉动信号的波峰与波谷相互结合,从而有效减弱了级间动静干涉的强度,使低频信号明显下降,除导叶出口处外,其余监测点时域平均降幅约50%,最优处时域降幅达60.7%。研究可为多级离心泵设计和运行提供理论指导。
, authors=谭林伟
1, 应雨豪
1, 孙涛
2, 鲍凌磊
1, 王天翔
1, 庞昕永
1, 马俊晖
1, 卢健
1, 余彬华
2, authorsList=谭林伟, 应雨豪, 孙涛, 鲍凌磊, 王天翔, 庞昕永, 马俊晖, 卢健, 余彬华, authorCompany=null, correspAuthors=null, authorNote=
谭林伟(1987),男,博士,副教授,硕士研究生导师,主要从事流体机械理论与设计研究工作,通信地址:226019江苏省南通市啬园路9号南通大学机械工程学院,E-mail:tanlinwei@ntu.edu.cn。
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作者向本刊所投稿件一经本刊录用,则该论文的复制权、发行权、信息网络传播权、翻译权、汇编权等权利视为自动转让给本刊。本刊为国内各主要数据库收录期刊,本刊所发表的稿件将同时通过互联网进行网络出版或提供信息服务。, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=aRRcjia9Ty1w2lRcTRHacg==, magXml=OCa8Iu4XWNEue6qy6cxlhA==, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=W088CiugbCKh8FANWM01Zw==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=uZ88FvSkKkgzgzfFs5OrXA==, mapNumber=null, fund=null)}, authors=[Author(id=1320037683150303274, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=tanlinwei@ntu.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1320037683238383660, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, authorId=1320037683150303274, language=EN, stringName=Linwei TAN, firstName=Linwei, middleName=null, lastName=TAN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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谭林伟(1987),男,博士,副教授,硕士研究生导师,主要从事流体机械理论与设计研究工作,通信地址:226019江苏省南通市啬园路9号南通大学机械工程学院,E-mail:tanlinwei@ntu.edu.cn。
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谭林伟(1987),男,博士,副教授,硕士研究生导师,主要从事流体机械理论与设计研究工作,通信地址:226019江苏省南通市啬园路9号南通大学机械工程学院,E-mail:tanlinwei@ntu.edu.cn。
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Engineering,2023,41(10):993-998., articleTitle=null, refAbstract=null), Reference(id=1320037690775548054, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=17, rfOrder=28, authorNames=null, journalName=null, refType=null, unstructuredReference=GUAN H Y,JIANG W,WANG Y C,et al.Numerical simulation and experimental investigation on the influence of the clocking effect on the hydraulic performance of the centrifugal pump as turbine[J].Renewable Energy,2021,168:21-30., articleTitle=null, refAbstract=null), Reference(id=1320037690838462615, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=18, rfOrder=29, authorNames=null, journalName=null, refType=null, unstructuredReference=江见福,顾伯勤,邵春雷.多级泵内部流动分析及其性能预测[J].南京工业大学学报(自然科学版),2012,34(5):94-98., articleTitle=null, refAbstract=null), Reference(id=1320037690918154392, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=18, rfOrder=30, authorNames=null, journalName=null, refType=null, unstructuredReference=JIANG J F,GU B Q,SHAO C L.Analysis of inner flow on multistage pump and its performance prediction[J].Journal of Nanjing University of Technology(Natural Science Edition),2012,34(5):94-98., articleTitle=null, refAbstract=null), Reference(id=1320037690997846169, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=19, rfOrder=31, authorNames=null, journalName=null, refType=null, unstructuredReference=KUBOTA Y,SUZUKI T,TOMITA H,et al.Vibration of rotating bladed disc excited by stationary distributed forces[J].Bulletin of the JSME,1983,26(221):1952-1957., articleTitle=null, refAbstract=null), Reference(id=1320037691064955034, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=20, rfOrder=32, authorNames=null, journalName=null, refType=null, unstructuredReference=FRANKE G,FISHER R,POWELL C,et al.On pressure mode shapes arising from rotor/stator interactions[J].Sound and Vibration,2005,39(3):14-18., articleTitle=null, refAbstract=null), Reference(id=1320037691127869595, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=21, rfOrder=33, authorNames=null, journalName=null, refType=null, unstructuredReference=张旭.动静干涉作用机理及其对核主泵水动特性的影响研究[D].杭州:浙江大学,2021., articleTitle=null, refAbstract=null), Reference(id=1320037691199172764, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=21, rfOrder=34, authorNames=null, journalName=null, refType=null, unstructuredReference=ZHANG X.Research on the mechanism of rotor‑stator interaction and its influence on the hydrodynamic characteristics of nuclear coolant pump[D].Hagnzhou:Zhejiang University,2021., articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1320037682948976675, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, xref=1, ext=[AuthorCompanyExt(id=1320037682961559588, 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Computational domain model of the multistagecentrifugal pump, figureFileSmall=nSC5sFe+i8Mhsvn8sDZ+Zg==, figureFileBig=W088CiugbCKh8FANWM01Zw==, tableContent=null), ArticleFig(id=1320037686082121825, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图1, caption=
多级离心泵计算域模型, figureFileSmall=nSC5sFe+i8Mhsvn8sDZ+Zg==, figureFileBig=W088CiugbCKh8FANWM01Zw==, tableContent=null), ArticleFig(id=1320037686358945890, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.2, caption=
Mesh of the main computational domains of themultistage centrifugal pump, figureFileSmall=6oJhsPtkdcqLhdeAHzoi/A==, figureFileBig=00hJZO8JVQOvjKiRYWBS2g==, tableContent=null), ArticleFig(id=1320037686451220579, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图2, caption=
多级离心泵主要计算域网格, figureFileSmall=6oJhsPtkdcqLhdeAHzoi/A==, figureFileBig=00hJZO8JVQOvjKiRYWBS2g==, tableContent=null), ArticleFig(id=1320037686522523748, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.3, caption=
Pressure pulsation monitoring points in the flowchannels of the multistage centrifugal pump, figureFileSmall=XWX1kYC0LgRSJHYki8zOGg==, figureFileBig=M83KIZTvz6rm4SXx7sIHEg==, tableContent=null), ArticleFig(id=1320037686606409829, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图3, caption=
多级离心泵流道内压力脉动监测点, figureFileSmall=XWX1kYC0LgRSJHYki8zOGg==, figureFileBig=M83KIZTvz6rm4SXx7sIHEg==, tableContent=null), ArticleFig(id=1320037686841290854, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.4, caption=
Schematic of diffuser vane clocking and changing thediffuser vane clocking phase, figureFileSmall=XZpRFIKwcdU3wf/KOXbeFQ==, figureFileBig=NSmUC7cFGF+0ul7uHWoOog==, tableContent=null), ArticleFig(id=1320037686937759847, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图4, caption=
导叶时序与改变导叶时序相位示意, figureFileSmall=XZpRFIKwcdU3wf/KOXbeFQ==, figureFileBig=NSmUC7cFGF+0ul7uHWoOog==, tableContent=null), ArticleFig(id=1320037687193612392, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.5, caption=
Photograph of the experimental test bench, figureFileSmall=pkO7391uach8oG2GxGuVwQ==, figureFileBig=ZvndL0qgYKq9nYTA0nc+zg==, tableContent=null), ArticleFig(id=1320037687302664297, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图5, caption=
试验台实物图, figureFileSmall=pkO7391uach8oG2GxGuVwQ==, figureFileBig=ZvndL0qgYKq9nYTA0nc+zg==, tableContent=null), ArticleFig(id=1320037687394938986, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.6, caption=
Comparison of external characteristic tests, figureFileSmall=luaGrejCFgHLqSdarrJEWQ==, figureFileBig=Xy4dloLVU7HpZ1GlCkGMXw==, tableContent=null), ArticleFig(id=1320037687621431403, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图6, caption=
外特性试验对比, figureFileSmall=luaGrejCFgHLqSdarrJEWQ==, figureFileBig=Xy4dloLVU7HpZ1GlCkGMXw==, tableContent=null), ArticleFig(id=1320037687688540268, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.7, caption=
Time‑domain distribution of pressure pulsation at each monitoring point inside the pump, figureFileSmall=4IdiRqJDT8S9nMSn3Sbq/Q==, figureFileBig=+vQ+25UnQi8MspPVpCX70w==, tableContent=null), ArticleFig(id=1320037687764037741, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图7, caption=
泵内各监测点压力脉动时域分布, figureFileSmall=4IdiRqJDT8S9nMSn3Sbq/Q==, figureFileBig=+vQ+25UnQi8MspPVpCX70w==, tableContent=null), ArticleFig(id=1320037687822757998, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.8, caption=
Frequency‑domain distribution of pressure pulsation at monitoring points inside the pump, figureFileSmall=A7JsDACFYqI9bWpMRFu/2Q==, figureFileBig=AZ5kPidzN2ZWkcsx9qrB/A==, tableContent=null), ArticleFig(id=1320037687885672559, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图8, caption=
泵内监测点压力脉动频域分布, figureFileSmall=A7JsDACFYqI9bWpMRFu/2Q==, figureFileBig=AZ5kPidzN2ZWkcsx9qrB/A==, tableContent=null), ArticleFig(id=1320037687940198512, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.9, caption=
Tnternal streamline diagram, figureFileSmall=ZSXSASw3N1zdBvP7qFXCOg==, figureFileBig=SYPxAJUGTTX3HtlydqC8SQ==, tableContent=null), ArticleFig(id=1320037687998918769, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图9, caption=
内部流线图, figureFileSmall=ZSXSASw3N1zdBvP7qFXCOg==, figureFileBig=SYPxAJUGTTX3HtlydqC8SQ==, tableContent=null), ArticleFig(id=1320037688074416242, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.10, caption=
Time‑domain distribution of pressure pulsation ateach monitoring point inside the pump, figureFileSmall=rjjGm8f//3Whv8Xzh2nL3g==, figureFileBig=KYBLB4nqHPvjTRTsD4EtqQ==, tableContent=null), ArticleFig(id=1320037688158302323, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图10, caption=
泵内各监测点压力脉动时域分布, figureFileSmall=rjjGm8f//3Whv8Xzh2nL3g==, figureFileBig=KYBLB4nqHPvjTRTsD4EtqQ==, tableContent=null), ArticleFig(id=1320037688225411188, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.11, caption=
Streamline diagram after changing theclocking position, figureFileSmall=ijrium3PoxXbGtlm4sx9+w==, figureFileBig=QHG4WW7MehZELBGRbkiFrw==, tableContent=null), ArticleFig(id=1320037688317685877, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图11, caption=
改变时序后流线图, figureFileSmall=ijrium3PoxXbGtlm4sx9+w==, figureFileBig=QHG4WW7MehZELBGRbkiFrw==, tableContent=null), ArticleFig(id=1320037688384794742, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Fig.12, caption=
Frequency‑domain distribution of pressure pulsationat monitoring points inside the pump, figureFileSmall=MpHtLAMSN8iTDN0ZvRkvsQ==, figureFileBig=oB77RKBuLuFTNhcSzpZyWQ==, tableContent=null), ArticleFig(id=1320037688451903607, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=图12, caption=
泵内监测点压力脉动频域分布, figureFileSmall=MpHtLAMSN8iTDN0ZvRkvsQ==, figureFileBig=oB77RKBuLuFTNhcSzpZyWQ==, tableContent=null), ArticleFig(id=1320037688527401080, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=EN, label=Tab.1, caption=
Mesh size settings for each component
, figureFileSmall=null, figureFileBig=null, tableContent=
| 计算域 | 部件 | 网格类型 | 网格数目 |
|---|
| 进口 | 静止域 | 非结构 | 750 496 |
| 叶轮 | 旋转域 | 结构 | 601 454 |
| 泵腔 | 静止域 | 非结构 | 1 461 632 |
| 导叶 | 静止域 | 结构 | 888 828 |
| 出口 | 静止域 | 非结构 | 800 123 |
), ArticleFig(id=1320037688607092857, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037679807442952, language=CN, label=表1, caption=
各部件网格尺寸设置
, figureFileSmall=null, figureFileBig=null, tableContent=
| 计算域 | 部件 | 网格类型 | 网格数目 |
|---|
| 进口 | 静止域 | 非结构 | 750 496 |
| 叶轮 | 旋转域 | 结构 | 601 454 |
| 泵腔 | 静止域 | 非结构 | 1 461 632 |
| 导叶 | 静止域 | 结构 | 888 828 |
| 出口 | 静止域 | 非结构 | 800 123 |
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