Article(id=1319293299698029391, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1319293151651676781, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1005-0329.2025.05.009, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1728835200000, receivedDateStr=2024-10-14, revisedDate=1737734400000, revisedDateStr=2025-01-25, acceptedDate=null, acceptedDateStr=null, onlineDate=1792473633931, onlineDateStr=2026-10-20, pubDate=1748534400000, pubDateStr=2025-05-30, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792473633931, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792473633931, creator=13701087609, updateTime=1792473633931, 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=64, endPage=72, ext={EN=ArticleExt(id=1319293299895161680, articleId=1319293299698029391, tenantId=1146029695717560320, journalId=1316781260334530699, language=EN, title=Characterization of fluid-solid coupling in double‑acting five‑blade scraper pump, columnId=null, journalTitle=Fluid Machinery, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Aiming at the issues of complex structure and poor self‑sealing in traditional positive displacement pumps,a double‑acting five‑blade scraper pump was designed.Using the up‑and‑down scrapers to replace the reciprocating vanes found in traditional vane pumps,creating a novel non‑valved,compact fluid power device.Based on the 2.5D dynamic grid coupled viscous wall strategy and experimental testing,a fluid-solid coupling analysis was conducted on a double‑acting five‑blade scraper pump.The stress distribution and deformation distribution characteristics of the rotor scraper under pressure load were obtained under the influence of flow field characteristics,as well as the modal characteristics of the rotor scraper.The results indicate that the fluid-solid coupling significantly affects the structure of the rotor‑scrapers.The stress and deformation of the rotor scrapers decrease with the increasing of rotational speed.Specifically,with the rotational speed increased from 900 r/min to 2 700 r/min,the maximum equivalent stress decreases by 24.56%,and the maximum deformation decreases by 13.79%.The vibration frequency of rotor and scraper under different load pressure has no obvious change,and the wet mode vibration frequency is slightly lower than that under fluid-solid coupling.This study provides valuable insights into the structural optimization and design of double‑acting five‑blade scraper pumps.
, authors=Minghao LI
1, Shigong ZHANG
2, Hongxin ZHANG
1, Chong WANG
1, authorsList=Minghao LI, Shigong ZHANG, Hongxin ZHANG, Chong WANG, authorCompany=null, correspAuthors=Hongxin ZHANG, 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=1319293304123020141, articleId=1319293299698029391, tenantId=1146029695717560320, journalId=1316781260334530699, language=CN, title=双作用式五叶刮板泵流固耦合特性分析, columnId=1317484287230853622, journalTitle=流体机械, columnName=设计计算, runingTitle=null, highlight=null, articleAbstract=
针对传统容积泵结构复杂且自密封性差的问题,设计了一种双作用式五叶刮板泵。利用上下刮板取代传统叶片泵的往复运动叶片,形成一种新型无阀式、结构紧凑的流体动力装置。基于2.5D动态网格耦合粘性壁面策略和试验测试相结合的方法,对双作用式五叶刮板泵进行流固耦合分析,得到了在流场特性影响下,转子-刮板在压力载荷作用下的应力分布以及变形量分布特性,以及转子-刮板的模态特性。结果表明:流固耦合作用对转子-刮板结构影响较大,转子-刮板的应力和变形随转速的增大而减小,当转速由900 r/min增至2 700 r/min,最大von‑Mises应力减小24.56%,最大变形减小13.79%;不同负载压力对转子-刮板各阶振动频率没有明显变化,湿模态振动频率略低于流固耦合作用下的振动频率。该研究为双作用式五叶刮板泵的结构优化设计提供了一定的参考。
, authors=李铭浩
1, 张世功
2, 张洪信
1, 王冲
1, authorsList=李铭浩, 张世功, 张洪信, 王冲, authorCompany=null, correspAuthors=张洪信, authorNote=
, correspAuthorsNote=
张洪信(1969),男,教授,博士研究生导师,主要从事动力系统集成仿真匹配方法研究,通信地址:266071山东省青岛市青岛大学机电工程学院,E-mail:
zhx@qdu.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=QGPpdvd82SInz7cTft7QSA==, magXml=qVGo/txKoEnTOAfj55blvw==, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=Tv0XC1mxIeVngNLp6oMcDQ==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=6+78JuzJxxEnzvZMsZZRcQ==, mapNumber=null, fund=null)}, authors=[Author(id=1319293304555033461, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=lmh17852832171@126.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1319293304643113847, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, authorId=1319293304555033461, language=EN, stringName=Minghao LI, firstName=Minghao, middleName=null, lastName=LI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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李铭浩(2000),男,硕士研究生,主要从事新型动力传动技术,E-mail:lmh17852832171@126.com。
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journalId=1316781260334530699, articleId=1319293299698029391, language=CN, orderNo=2, keyword=内流场), Keyword(id=1319293306048205710, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, orderNo=3, keyword=流固耦合), Keyword(id=1319293306127897487, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, orderNo=4, keyword=模态分析)], refs=[Reference(id=1319293310720660404, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=1, rfOrder=0, authorNames=null, journalName=null, refType=null, unstructuredReference=SHCHERBA V E.Preliminary crankshaft speed assessment for a reciprocating hybrid power machine with regenerative heat transfer in compressor and pump modes[J].Russian Engineering Research,2023,43(5),529-533., 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Structure of double‑acting five‑blade scraper pump, figureFileSmall=m8aOfHwgV2A37Yh+cs44Pg==, figureFileBig=Tv0XC1mxIeVngNLp6oMcDQ==, tableContent=null), ArticleFig(id=1319293307851756433, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图1, caption=
双作用式五叶刮板泵结构, figureFileSmall=m8aOfHwgV2A37Yh+cs44Pg==, figureFileBig=Tv0XC1mxIeVngNLp6oMcDQ==, tableContent=null), ArticleFig(id=1319293308099220370, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.2, caption=
Working principle of double‑acting five‑blade scraper pump, figureFileSmall=kMKMr8bhB99Hq1S2KDDuIQ==, figureFileBig=Nu8wr5kAYZgelqM6Ot68CQ==, tableContent=null), ArticleFig(id=1319293308178912147, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图2, caption=
双作用式五叶刮板泵工作原理, figureFileSmall=kMKMr8bhB99Hq1S2KDDuIQ==, figureFileBig=Nu8wr5kAYZgelqM6Ot68CQ==, tableContent=null), ArticleFig(id=1319293308275381140, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.3, caption=
Fluid domain grid and solid domain grid of double‑acting five‑blade scraper pump, figureFileSmall=jqmq7Mpg5VZnANBJdhAXjA==, figureFileBig=luhebNCw+qU/onlLV0WL7w==, tableContent=null), ArticleFig(id=1319293308422181781, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图3, caption=
双作用式五叶刮板泵的流体区域与固体区域网格划分(a)流体网格 (b)固体网格
, figureFileSmall=jqmq7Mpg5VZnANBJdhAXjA==, figureFileBig=luhebNCw+qU/onlLV0WL7w==, tableContent=null), ArticleFig(id=1319293308506067862, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.4, caption=
Independence testing of fluid domain grid and solid domain grid, figureFileSmall=W+g1H3teXkQ9zf427kYqqA==, figureFileBig=g9H9LkZ3Y3XZoXzsMAlDUA==, tableContent=null), ArticleFig(id=1319293308606731159, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图4, caption=
流体区域网格与固体区域网格无关性检验, figureFileSmall=W+g1H3teXkQ9zf427kYqqA==, figureFileBig=g9H9LkZ3Y3XZoXzsMAlDUA==, tableContent=null), ArticleFig(id=1319293308686422936, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.5, caption=
Flow of viscous wall strategy, figureFileSmall=h/rJ9GdPOzZLiIvhg4G6qg==, figureFileBig=3rw94oFCXe83SGUzyQrkfA==, tableContent=null), ArticleFig(id=1319293308782891929, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图5, caption=
黏度壁面策略流程, figureFileSmall=h/rJ9GdPOzZLiIvhg4G6qg==, figureFileBig=3rw94oFCXe83SGUzyQrkfA==, tableContent=null), ArticleFig(id=1319293308862583706, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.6, caption=
Viscosity distribution of the medium around meshing point, figureFileSmall=VIBDwEt+RYttBYjfbe315w==, figureFileBig=xjY/9rNYbgxZPlvbH3GQlA==, tableContent=null), ArticleFig(id=1319293308933886875, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图6, caption=
啮合点周围介质黏度分布, figureFileSmall=VIBDwEt+RYttBYjfbe315w==, figureFileBig=xjY/9rNYbgxZPlvbH3GQlA==, tableContent=null), ArticleFig(id=1319293309017772956, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.7, caption=
YST400W hydraulic integrated test bench, figureFileSmall=jzn5MZ16CBCMnp8PIy6IkQ==, figureFileBig=6W9X+pHOaGqVIKe5JwzilA==, tableContent=null), ArticleFig(id=1319293309105853341, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图7, caption=
YST400W液压综合试验台, figureFileSmall=jzn5MZ16CBCMnp8PIy6IkQ==, figureFileBig=6W9X+pHOaGqVIKe5JwzilA==, tableContent=null), ArticleFig(id=1319293309164573598, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.8, caption=
Monitoring plane and its average pressure and average flow velocity, figureFileSmall=byMypT8zDZtjz6DyUg5zEw==, figureFileBig=EGdzaz7zvv9RLC4mkAUvvg==, tableContent=null), ArticleFig(id=1319293309248459679, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图8, caption=
监测平面及其平均压力与平均流速, figureFileSmall=byMypT8zDZtjz6DyUg5zEw==, figureFileBig=EGdzaz7zvv9RLC4mkAUvvg==, tableContent=null), ArticleFig(id=1319293309332345760, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.9, caption=
Pressure and velocity cloud image of the double‑acting five‑blade scraper pump at different angles, figureFileSmall=ZdGRE/cxXaMBnu+cxfJ9fQ==, figureFileBig=JxnnhcMI42f72ZC4evPc8w==, tableContent=null), ArticleFig(id=1319293309403648929, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图9, caption=
不同转角时双作用式五叶刮板泵的压力云图与速度云图, figureFileSmall=ZdGRE/cxXaMBnu+cxfJ9fQ==, figureFileBig=JxnnhcMI42f72ZC4evPc8w==, tableContent=null), ArticleFig(id=1319293309466563490, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.10, caption=
The average outlet flow rate and flow non‑uniformity coefficient of the double‑acting five‑blade scraper pump, figureFileSmall=HMhyVYvazCzXTvP+gKCeFg==, figureFileBig=jQwD/2//Z+huk1DQDM84Pw==, tableContent=null), ArticleFig(id=1319293309579809699, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图10, caption=
双作用式五叶刮板泵的平均出口流量与流量不均匀系数, figureFileSmall=HMhyVYvazCzXTvP+gKCeFg==, figureFileBig=jQwD/2//Z+huk1DQDM84Pw==, tableContent=null), ArticleFig(id=1319293309663695781, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.11, caption=
Rotor-scraper maximum equivalent stress and deformation, figureFileSmall=yz3MlWBAg2X2Ij2XMnXbaQ==, figureFileBig=NQpqHni8xW5BSq1uzCasqQ==, tableContent=null), ArticleFig(id=1319293309755970470, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图11, caption=
转子-刮板最大von‑Mises应力与变形, figureFileSmall=yz3MlWBAg2X2Ij2XMnXbaQ==, figureFileBig=NQpqHni8xW5BSq1uzCasqQ==, tableContent=null), ArticleFig(id=1319293309835662247, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.12, caption=
Effect of different speed on maximum equivalent stress and deformation of rotor‑scraper, figureFileSmall=ga5v7DqPO0onoH67ci+Rpg==, figureFileBig=4tottPGm4Pg3BpSDJ02AHQ==, tableContent=null), ArticleFig(id=1319293309902771112, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图12, caption=
不同转速对转子-刮板的最大von‑Mises应力与变形的影响, figureFileSmall=ga5v7DqPO0onoH67ci+Rpg==, figureFileBig=4tottPGm4Pg3BpSDJ02AHQ==, tableContent=null), ArticleFig(id=1319293309969879977, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Fig.13, caption=
Comparison of modes and wet modes under rotor‑scraper fluid‑solid coupling, figureFileSmall=f0/jAPCeYpwpKoXE21TUdQ==, figureFileBig=47l7rqigWJthdJkH6JzetQ==, tableContent=null), ArticleFig(id=1319293310049571754, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=图13, caption=
转子-刮板流固耦合作用下模态与湿模态对比, figureFileSmall=f0/jAPCeYpwpKoXE21TUdQ==, figureFileBig=47l7rqigWJthdJkH6JzetQ==, tableContent=null), ArticleFig(id=1319293310116680619, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Tab.1, caption=
Basic parameters of double-acting five-blade scraper pump
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 叶片数量 | 5 |
| 基圆半径/mm | 26.5 |
| 正弦曲线幅值/mm | 3.34 |
| 转子长度/mm | 100 |
| 上下刮板长度/mm | 13.47 |
| 上下刮板大头半径/mm | 3.34 |
| 上下刮板中心距/mm | 41 |
| 进口直径/mm | 55 |
| 出口直径/mm | 32 |
| 额定转速/(r⋅min-1) | 1 500 |
| 额定压力/MPa | 20 |
), ArticleFig(id=1319293310175400876, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=表1, caption=
双作用式五叶刮板泵基本参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 叶片数量 | 5 |
| 基圆半径/mm | 26.5 |
| 正弦曲线幅值/mm | 3.34 |
| 转子长度/mm | 100 |
| 上下刮板长度/mm | 13.47 |
| 上下刮板大头半径/mm | 3.34 |
| 上下刮板中心距/mm | 41 |
| 进口直径/mm | 55 |
| 出口直径/mm | 32 |
| 额定转速/(r⋅min-1) | 1 500 |
| 额定压力/MPa | 20 |
), ArticleFig(id=1319293310250898349, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Tab.2, caption=
Parameters of antiwear hydraulic fluids
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 密度/(kg⋅m-3) | 865 |
| 黏度/(Pa⋅s) | 0.109 9 |
| 表面张力/(N⋅m-1) | 0.3 |
| 饱和蒸汽压/Pa | 400 |
), ArticleFig(id=1319293310326395822, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=表2, caption=
抗磨液压油参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 密度/(kg⋅m-3) | 865 |
| 黏度/(Pa⋅s) | 0.109 9 |
| 表面张力/(N⋅m-1) | 0.3 |
| 饱和蒸汽压/Pa | 400 |
), ArticleFig(id=1319293310393504687, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Tab.3, caption=
Material parameters of 38CrMoAl
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 密度/(kg⋅m-3) | 7 899 |
| 弹性模量/GPa | 210 |
| 泊松比 | 0.3 |
| 屈服强度/MPa | 980 |
| 抗拉强度/MPa | 835 |
), ArticleFig(id=1319293310477390769, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=表3, caption=
38CrMoAl材料参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 密度/(kg⋅m-3) | 7 899 |
| 弹性模量/GPa | 210 |
| 泊松比 | 0.3 |
| 屈服强度/MPa | 980 |
| 抗拉强度/MPa | 835 |
), ArticleFig(id=1319293310544499634, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=EN, label=Tab.4, caption=
Calculation flow error under different load pressures
, figureFileSmall=null, figureFileBig=null, tableContent=
| 压力/MPa | 计算流量误差/% | 试验流量/(kg⋅s-1) |
|---|
| 无啮合 | 最大黏度10μ液压油 | 最大黏度40μ液压油 | 最大黏度80μ液压油 |
|---|
| 5 | 20.75 | 5.53 | 2.55 | 3.77 | 3.96 |
| 10 | 24.11 | 9.17 | 2.42 | 2.59 | 3.73 |
| 15 | 26.42 | 10.42 | 3.80 | 3.14 | 3.31 |
| 20 | 28.36 | 13.92 | 6.17 | 6.73 | 3.20 |
| 25 | 42.66 | 17.41 | 13.66 | 8.44 | 3.07 |
), ArticleFig(id=1319293310628385715, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293299698029391, language=CN, label=表4, caption=
不同负载压力下计算流量误差
, figureFileSmall=null, figureFileBig=null, tableContent=
| 压力/MPa | 计算流量误差/% | 试验流量/(kg⋅s-1) |
|---|
| 无啮合 | 最大黏度10μ液压油 | 最大黏度40μ液压油 | 最大黏度80μ液压油 |
|---|
| 5 | 20.75 | 5.53 | 2.55 | 3.77 | 3.96 |
| 10 | 24.11 | 9.17 | 2.42 | 2.59 | 3.73 |
| 15 | 26.42 | 10.42 | 3.80 | 3.14 | 3.31 |
| 20 | 28.36 | 13.92 | 6.17 | 6.73 | 3.20 |
| 25 | 42.66 | 17.41 | 13.66 | 8.44 | 3.07 |
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