Article(id=1319293201559700426, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1319293151651676781, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1005-0329.2025.05.013, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1725811200000, receivedDateStr=2024-09-09, revisedDate=1740412800000, revisedDateStr=2025-02-25, acceptedDate=null, acceptedDateStr=null, onlineDate=1792473610534, onlineDateStr=2026-10-20, pubDate=1748534400000, pubDateStr=2025-05-30, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792473610534, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792473610534, creator=13701087609, updateTime=1792473610534, updator=13701087609, issue=Issue{id=1319293151651676781, tenantId=1146029695717560320, journalId=1316781260334530699, year='2025', volume='53', issue='5', pageStart='1', pageEnd='118', issueExtLink='null', onlineDate='null', pubDate='1748534400000', pubDateStr='2025-05-30', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792473598634, creator='13701087609', updateTime=1792473598634, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=102, endPage=109, ext={EN=ArticleExt(id=1319293201970742219, articleId=1319293201559700426, tenantId=1146029695717560320, journalId=1316781260334530699, language=EN, title=Digital twin‑based real‑time monitoring system for pump‑turbines, columnId=null, journalTitle=Fluid Machinery, columnName=null, runingTitle=null, highlight=null, articleAbstract=
To address the insufficient digitalization and intelligence of pumped storage units during operation,as well as the long computation time of existing simulation software that fails to meet real‑time requirements for digital twin systems,this study proposes a digital twin‑based solution to enhance monitoring and prediction capabilities for pump‑turbines.A reduced‑order model was established using proper orthogonal decomposition (POD) and integrated into the system via the FMI protocol,achieving visual interaction through Open3D point cloud with the entire process taking only 728.6 milliseconds.Simultaneously,a pressure pulsation prediction model based on long short‑term memory (LSTM) networks was developed for operational condition forecasting,with prediction accuracy exceeding 96%.Additionally,a complete digital twin system was developed using the Unity3D platform and validated for effectiveness and feasibility.This research provides a novel solution for the digitalization and intelligence of pumped storage units,holding significant implications for the intelligent upgrade and modern transformation of the hydropower industry.
, authors=Qifei LI
1, 2, Runtao LI
1, Lu XIN
1, Xiangyu CHEN
1, authorsList=Qifei LI, Runtao LI, Lu XIN, Xiangyu CHEN, 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=1319293206253126637, articleId=1319293201559700426, tenantId=1146029695717560320, journalId=1316781260334530699, language=CN, title=基于数字孪生的水泵水轮机实时监测系统, columnId=1317484300472271469, journalTitle=流体机械, columnName=应用技术, runingTitle=null, highlight=null, articleAbstract=
针对抽水蓄能机组运行过程中数字化、智能化水平不足,以及现有仿真软件计算耗时较长、无法满足数字孪生系统实时性需求等问题,提出了一种基于数字孪生技术的解决方案,旨在提升对水泵水轮机的监控预测能力。采用本征正交分解降阶方法建立降阶模型,并通过FMI协议将其集成至系统中,结合Open3D点云实现了可视化交互,整个过程仅耗时728.6 ms;同时,基于长短期记忆网络算法开发了压力脉动预测模型,用于运行状况的提前预测,且预测的准确性大于96%;此外,通过Unity3D平台开发完整的数字孪生系统,并验证了其有效性和可行性。研究可为抽水蓄能机组的数字化、智能化提供一种全新的解决方案,对水力发电行业的智能化升级和现代化转型具有重要意义。
, authors=李琪飞
1, 2, 李润涛
1, 辛路
1, 陈祥玉
1, authorsList=李琪飞, 李润涛, 辛路, 陈祥玉, authorCompany=null, correspAuthors=null, authorNote=
李琪飞(1975),男,博士,教授,主要从事流体机械内流机理研究工作,通信地址:730050甘肃省兰州市七里河区兰工坪路287号兰州理工大学能源与动力工程学院,E-mail:lqfy@lut.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=g8uzwpVnH1B94v2Nd7tPyw==, magXml=p4LYQFBu4KxQ+Ktfc5aONA==, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=rPR+9P+YZXatDF4QO9Pl3A==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=HRg4wE4gyzCJCkEXL42lfw==, mapNumber=null, fund=null)}, authors=[Author(id=1319293206672557046, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=lqfy@lut.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1319293206773220345, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, authorId=1319293206672557046, language=EN, stringName=Qifei LI, firstName=Qifei, middleName=null, lastName=LI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1兰州理工大学 能源与动力工程学院,兰州 730050
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李琪飞(1975),男,博士,教授,主要从事流体机械内流机理研究工作,通信地址:730050甘肃省兰州市七里河区兰工坪路287号兰州理工大学能源与动力工程学院,E-mail:lqfy@lut.edu.cn。
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李琪飞(1975),男,博士,教授,主要从事流体机械内流机理研究工作,通信地址:730050甘肃省兰州市七里河区兰工坪路287号兰州理工大学能源与动力工程学院,E-mail:lqfy@lut.edu.cn。
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Digital twin system framework for pump‑turbines, figureFileSmall=8LX1ny5uMr369DI+v6vQNw==, figureFileBig=rPR+9P+YZXatDF4QO9Pl3A==, tableContent=null), ArticleFig(id=1319293210040582168, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图1, caption=
水泵水轮机数字孪生系统框架, figureFileSmall=8LX1ny5uMr369DI+v6vQNw==, figureFileBig=rPR+9P+YZXatDF4QO9Pl3A==, tableContent=null), ArticleFig(id=1319293210212548633, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.2, caption=
Local mesh schematic, figureFileSmall=oJmqz1OJldz2ncbk+f/wtA==, figureFileBig=F4U4DS8OAPgTr09TkM2J5A==, tableContent=null), ArticleFig(id=1319293210271268890, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图2, caption=
局部网格示意, figureFileSmall=oJmqz1OJldz2ncbk+f/wtA==, figureFileBig=F4U4DS8OAPgTr09TkM2J5A==, tableContent=null), ArticleFig(id=1319293210338377756, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.3, caption=
Initial results of reduced‑order models, figureFileSmall=71L/EuFFgi1kQvW/DX5ffQ==, figureFileBig=5b2sgifRGrHfvWZMBgk9jQ==, tableContent=null), ArticleFig(id=1319293210401292317, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图3, caption=
降阶模型初步效果, figureFileSmall=71L/EuFFgi1kQvW/DX5ffQ==, figureFileBig=5b2sgifRGrHfvWZMBgk9jQ==, tableContent=null), ArticleFig(id=1319293210476789790, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.4, caption=
Point cloud diagram illustration, figureFileSmall=o/x/9kTJWPUR6m4GkB1dvQ==, figureFileBig=KrMBa9FAHw085BSXUfV7Og==, tableContent=null), ArticleFig(id=1319293210552287263, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图4, caption=
点云图示意, figureFileSmall=o/x/9kTJWPUR6m4GkB1dvQ==, figureFileBig=KrMBa9FAHw085BSXUfV7Og==, tableContent=null), ArticleFig(id=1319293210636173344, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.5, caption=
LSTM unit module structure, figureFileSmall=SRbumkymD7emc3BYeqwh9w==, figureFileBig=AyEDBBUaU1ryIyctIB3E8Q==, tableContent=null), ArticleFig(id=1319293210694893601, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图5, caption=
LSTM单元模块结构, figureFileSmall=SRbumkymD7emc3BYeqwh9w==, figureFileBig=AyEDBBUaU1ryIyctIB3E8Q==, tableContent=null), ArticleFig(id=1319293210757808163, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.6, caption=
Pressure pulsation in vaneless zone under braking condition, figureFileSmall=dCzjmAKY+scmto1qnQhvnQ==, figureFileBig=ynJOuVdMmIbERIjBLyLvOg==, tableContent=null), ArticleFig(id=1319293210829111332, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图6, caption=
制动工况无叶区压力脉动示意, figureFileSmall=dCzjmAKY+scmto1qnQhvnQ==, figureFileBig=ynJOuVdMmIbERIjBLyLvOg==, tableContent=null), ArticleFig(id=1319293210887831589, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.7, caption=
Prediction results of LSTM pressure pulsation model, figureFileSmall=+zSH6EciRsWmd8HlAvQYrg==, figureFileBig=vke1Tw3IbHmOTMFOSspUBQ==, tableContent=null), ArticleFig(id=1319293210950746150, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图7, caption=
LSTM压力脉动模型预测结果, figureFileSmall=+zSH6EciRsWmd8HlAvQYrg==, figureFileBig=vke1Tw3IbHmOTMFOSspUBQ==, tableContent=null), ArticleFig(id=1319293211047215144, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.8, caption=
The absolute error and its average value between the predicted value and the actual value after optimization, figureFileSmall=eqyTWEhdk3bwVP02ZfdXrA==, figureFileBig=i2/BWzbQbc99sKgnA6ZskA==, tableContent=null), ArticleFig(id=1319293211118518313, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图8, caption=
优化后预测值与实际值的绝对误差及其平均值, figureFileSmall=eqyTWEhdk3bwVP02ZfdXrA==, figureFileBig=i2/BWzbQbc99sKgnA6ZskA==, tableContent=null), ArticleFig(id=1319293211185627178, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.9, caption=
Correlation analysis between the actual pressure value and the predicted results, figureFileSmall=bbGArKWxc5+JdRoNRAyJVg==, figureFileBig=HxG+FZ2DQneZVBRvRzAJKQ==, tableContent=null), ArticleFig(id=1319293211303067691, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图9, caption=
压力实际值与预测结果的相关性分析, figureFileSmall=bbGArKWxc5+JdRoNRAyJVg==, figureFileBig=HxG+FZ2DQneZVBRvRzAJKQ==, tableContent=null), ArticleFig(id=1319293211395342380, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.10, caption=
Development process of pump‑turbine digital twin system, figureFileSmall=CjpGFz6iB8OXCup86zDA6Q==, figureFileBig=pTjBuvIbGsj9omSx0TGFLQ==, tableContent=null), ArticleFig(id=1319293211487617069, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图10, caption=
水泵水轮机数字孪生系统开发流程, figureFileSmall=CjpGFz6iB8OXCup86zDA6Q==, figureFileBig=pTjBuvIbGsj9omSx0TGFLQ==, tableContent=null), ArticleFig(id=1319293211546337327, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.11, caption=
VR interaction of digital twin system, figureFileSmall=2yVhTJD28YUjZe0ZZO4JiQ==, figureFileBig=ffCBhB7Ybj0UuNpLZFZ0Tg==, tableContent=null), ArticleFig(id=1319293211613446192, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图11, caption=
数字孪生系统VR交互, figureFileSmall=2yVhTJD28YUjZe0ZZO4JiQ==, figureFileBig=ffCBhB7Ybj0UuNpLZFZ0Tg==, tableContent=null), ArticleFig(id=1319293211718303793, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Fig.12, caption=
Comparison of monitoring results between Ansys simulation and digital twin system, figureFileSmall=E3s9rcOluLv2ITrRtYwEkQ==, figureFileBig=+xsditFfrD/HSk3k0AKY6A==, tableContent=null), ArticleFig(id=1319293211793801266, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=图12, caption=
Ansys仿真与数字孪生系统监控结果对比, figureFileSmall=E3s9rcOluLv2ITrRtYwEkQ==, figureFileBig=+xsditFfrD/HSk3k0AKY6A==, tableContent=null), ArticleFig(id=1319293211856715827, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=EN, label=Tab.1, caption=
Geometric parameters of pump‑turbine model
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 叶片数/个 | 9 |
| 活动导叶/个 | 20 |
| 转轮高压侧直径/mm | 473.6 |
| 蜗壳进口直径/mm | 315 |
| 导叶高度/mm | 66.72 |
| 固定导叶数/个 | 20 |
| 转轮低压侧直径/mm | 300 |
| 尾水管出口直径/mm | 600 |
), ArticleFig(id=1319293213505077301, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293201559700426, language=CN, label=表1, caption=
水泵水轮机模型的几何参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 叶片数/个 | 9 |
| 活动导叶/个 | 20 |
| 转轮高压侧直径/mm | 473.6 |
| 蜗壳进口直径/mm | 315 |
| 导叶高度/mm | 66.72 |
| 固定导叶数/个 | 20 |
| 转轮低压侧直径/mm | 300 |
| 尾水管出口直径/mm | 600 |
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