Article(id=1320037620663571199, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037524588839497, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1005-0329.2026.02.007, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1753718400000, receivedDateStr=2025-07-29, revisedDate=1766678400000, revisedDateStr=2025-12-26, acceptedDate=null, acceptedDateStr=null, onlineDate=1792651093879, onlineDateStr=2026-10-22, pubDate=1772208000000, pubDateStr=2026-02-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792651093879, onlineIssueDateStr=2026-10-22, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792651093879, creator=13701087609, updateTime=1792651093879, updator=13701087609, issue=Issue{id=1320037524588839497, tenantId=1146029695717560320, journalId=1316781260334530699, year='2026', volume='54', issue='2', pageStart='1', pageEnd='118', issueExtLink='null', onlineDate='null', pubDate='1772208000000', pubDateStr='2026-02-28', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792651070972, creator='13701087609', updateTime=1792656210354, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1320059080773850045, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037524588839497, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1320059080773850046, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037524588839497, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=58, endPage=65, ext={EN=ArticleExt(id=1320037622026720000, articleId=1320037620663571199, tenantId=1146029695717560320, journalId=1316781260334530699, language=EN, title=The influence of spiral groove dynamic pressure hole on the sealing performance of CO
2 slant disc plunger pump distribution pair, columnId=null, journalTitle=Fluid Machinery, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In order to improve the sealing performance of the CO2 slant disc axial plunger pump distribution pair,a spiral groove dynamic pressure hole was opened on the surface of the rotating cylinder of the plunger pump.The sliding mesh transient numerical simulation technology was used to compare and analyze the sealing performance of the planar distribution pair liquid film and the spiral groove distribution pair liquid film.The results show that compared with the unopened planar liquid film,the leakage volume of the spiral groove‑type distribution pair liquid film is significantly reduced,with the leakage volume reduction of 34.17%.The flow velocity of the liquid film area near the waist groove in the high‑pressure zone is higher,which is the main area of leakage.While in the liquid film area near the waist groove in the low‑pressure zone,the fluid only flows in the liquid film,and almost no fluid flows out,and the leakage can be negligible.The volume of leakage to the plunger pump housing side is the largest,accounting for approximately 61.5%,followed by the amount of leakage to the pump shaft,accounting for approximately 35.99%.The volume of leakage to the waist groove side of the low‑pressure area is the smallest,accounting for approximately 2.51%.Driven by the rotation of the spiral groove,the periodic extrusion fluid produces a dynamic pressure effect,the opening force of the liquid film becomes larger,and the dynamic pressure effect of the spiral groove‑type dispensing pair liquid film is stronger.The research results can provide a reference for the optimization of the sealing performance of the distribution pair.
, authors=Sanping ZHOU, Xiyin WANG, authorsList=Sanping ZHOU, Xiyin WANG, 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=1320037624279061271, articleId=1320037620663571199, tenantId=1146029695717560320, journalId=1316781260334530699, language=CN, title=螺旋槽式动压孔对CO
2斜盘式柱塞泵配流副密封性能的影响, columnId=1317484287230853622, journalTitle=流体机械, columnName=设计计算, runingTitle=null, highlight=null, articleAbstract=
为提高CO2斜盘式轴向柱塞泵配流副的密封性能,在柱塞泵的旋转缸体表面开设螺旋槽式动压孔,采用滑移网格瞬态数值模拟技术,对比分析平面型配流副液膜与螺旋槽型配流副液膜的密封性能。结果表明,相较于未开孔的平面型液膜,螺旋槽型配流副液膜的泄漏量显著降低,泄漏量下降了34.17%,高压区腰型槽附近的液膜区域流速较高,是主要泄漏区域;而低压区腰型槽附近的液膜区域,流体只在液膜内流动,几乎没有流体流出,泄漏可忽略不计;泄漏至柱塞泵壳体的量最大,约占61.5%,其次是泄漏至泵轴的量,约占35.99%,泄漏至低压区腰形槽侧的量最小,约占2.51%。在螺旋槽的旋转带动下,周期性的挤压流体产生动压效应,液膜的开启力变大,螺旋槽型配流副液膜的动压效应更强。研究成果可为配流副的密封性能优化提供参考。
, authors=周三平, 王喜印, authorsList=周三平, 王喜印, authorCompany=null, correspAuthors=null, authorNote=
周三平(1966),男,教授,主要从事化工机械与设备的教学与科研工作,通信地址:710065陕西省西安市雁塔区西安石油大学机械工程学院,E-mail:spzhou@xsyu.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=wKE83+2JwL5DQ0ziNKq0UA==, magXml=iO0QP6ubQyJ2bP+VjynYgw==, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=YHHl3Vyvh1n9Knj5pbhjxg==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=UqU0YgT/2ouQbjBXzAlDvw==, mapNumber=null, fund=null)}, authors=[Author(id=1320037624581051164, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=spzhou@xsyu.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1320037624643965726, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, authorId=1320037624581051164, language=EN, stringName=Sanping ZHOU, firstName=Sanping, middleName=null, lastName=ZHOU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=School of Mechanical Engineering,Xi’an Shiyou University,Xi’an 710065,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1320037624727851807, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, authorId=1320037624581051164, language=CN, stringName=周三平, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=西安石油大学 机械工程学院,西安 710065, bio={"content":"
周三平(1966),男,教授,主要从事化工机械与设备的教学与科研工作,通信地址:710065陕西省西安市雁塔区西安石油大学机械工程学院,E-mail:spzhou@xsyu.edu.cn。
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周三平(1966),男,教授,主要从事化工机械与设备的教学与科研工作,通信地址:710065陕西省西安市雁塔区西安石油大学机械工程学院,E-mail:spzhou@xsyu.edu.cn。
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2柱塞泵), Keyword(id=1320037627168936747, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, orderNo=2, keyword=配流副), Keyword(id=1320037627244434220, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, orderNo=3, keyword=密封性能), Keyword(id=1320037627315737389, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, orderNo=4, keyword=螺旋槽), Keyword(id=1320037627378651950, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, orderNo=5, keyword=滑移网格)], refs=[Reference(id=1320037633649136457, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, 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=周翔,周丹,邓家胜,等.超临界CO
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Schematic diagram of geometric structure of slant disc axial plunger pump, figureFileSmall=170EXBXrKrTRBQrgq8VcIg==, figureFileBig=YHHl3Vyvh1n9Knj5pbhjxg==, tableContent=null), ArticleFig(id=1320037627668058928, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图1, caption=
斜盘式轴向柱塞泵几何结构示意, figureFileSmall=170EXBXrKrTRBQrgq8VcIg==, figureFileBig=YHHl3Vyvh1n9Knj5pbhjxg==, tableContent=null), ArticleFig(id=1320037627986826033, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.2, caption=
Geometric model and mesh division of plunger pump and liquid film, figureFileSmall=76HohtX/gEWzRJsxYCAn+Q==, figureFileBig=eEPanTOqVtx/V4gJm2i++A==, tableContent=null), ArticleFig(id=1320037628083295026, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图2, caption=
柱塞泵及液膜的几何模型和网格划分(a)柱塞泵流体域 (b)模型Ⅰ (c)模型Ⅱ
, figureFileSmall=76HohtX/gEWzRJsxYCAn+Q==, figureFileBig=eEPanTOqVtx/V4gJm2i++A==, tableContent=null), ArticleFig(id=1320037628154598195, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.3, caption=
Verification of grid independence, figureFileSmall=chMbcd886IdlW5YL1W9YSQ==, figureFileBig=XIiSuiPPXtaVRRexDX0MxQ==, tableContent=null), ArticleFig(id=1320037628263650100, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图3, caption=
网格无关性验证, figureFileSmall=chMbcd886IdlW5YL1W9YSQ==, figureFileBig=XIiSuiPPXtaVRRexDX0MxQ==, tableContent=null), ArticleFig(id=1320037628355924789, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.4, caption=
Changes of outport pressure over time, figureFileSmall=ZngR9LddyL29wAXTjZC/3Q==, figureFileBig=4IAqx26bY4Ienia1FoZqtg==, tableContent=null), ArticleFig(id=1320037628506919734, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图4, caption=
出口压力随时间变化, figureFileSmall=ZngR9LddyL29wAXTjZC/3Q==, figureFileBig=4IAqx26bY4Ienia1FoZqtg==, tableContent=null), ArticleFig(id=1320037628599194423, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.5, caption=
Verification of simulation method, figureFileSmall=7a3eoiGm33SpNQird11siQ==, figureFileBig=nHfSNdjTOjnjmo5hJtVCbA==, tableContent=null), ArticleFig(id=1320037628683080504, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图5, caption=
模拟方法验证, figureFileSmall=7a3eoiGm33SpNQird11siQ==, figureFileBig=nHfSNdjTOjnjmo5hJtVCbA==, tableContent=null), ArticleFig(id=1320037628766966585, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.6, caption=
Velocity vectors of the liquid film for Model I and Model II, figureFileSmall=88rwEHRwW321ny4vVf7GiQ==, figureFileBig=QCq8dtq+sKcM9Sbdhfn5ng==, tableContent=null), ArticleFig(id=1320037628922155834, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图6, caption=
模型Ⅰ,Ⅱ液膜速度矢量(a)模型Ⅰ (b)模型Ⅱ
, figureFileSmall=88rwEHRwW321ny4vVf7GiQ==, figureFileBig=QCq8dtq+sKcM9Sbdhfn5ng==, tableContent=null), ArticleFig(id=1320037629001847611, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.7, caption=
Velocity distribution of paths L1-L2,L3-L4,L5-L6,L7-L8, figureFileSmall=pPJeaiuV6owh5Yc6c0Nj9g==, figureFileBig=NaHT8dGIz1h1GbiIgDOc1A==, tableContent=null), ArticleFig(id=1320037629073150780, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图7, caption=
路径L1-L2,L3-L4,L5-L6,L7-L8的速度分布, figureFileSmall=pPJeaiuV6owh5Yc6c0Nj9g==, figureFileBig=NaHT8dGIz1h1GbiIgDOc1A==, tableContent=null), ArticleFig(id=1320037629136065341, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.8, caption=
Relationship between total leakage volume of planar liquid film and partial leakage at each outlet boundary, figureFileSmall=X09im3fv97sM+EukooRosQ==, figureFileBig=o4KIp+8XUdAr8+4jTZu+yA==, tableContent=null), ArticleFig(id=1320037629207368510, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图8, caption=
平面型液膜总泄漏量与各出口边界泄漏量关系, figureFileSmall=X09im3fv97sM+EukooRosQ==, figureFileBig=o4KIp+8XUdAr8+4jTZu+yA==, tableContent=null), ArticleFig(id=1320037631027696447, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.9, caption=
Comparison of total leakage volume of model I and II, figureFileSmall=aSr+CgQgvnjwAL0gwrF6GA==, figureFileBig=8N0TUuXxlRVfnYLtH3PaJA==, tableContent=null), ArticleFig(id=1320037631119971136, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图9, caption=
模型Ⅰ,Ⅱ的总泄漏量对比, figureFileSmall=aSr+CgQgvnjwAL0gwrF6GA==, figureFileBig=8N0TUuXxlRVfnYLtH3PaJA==, tableContent=null), ArticleFig(id=1320037631510041409, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.10, caption=
Analysis of pressure changes in P1,P2,P3,P4 points, figureFileSmall=WaAHwU4aPtXHwm8XeFfe3A==, figureFileBig=X5eukaOh4Dczy83OnvecUg==, tableContent=null), ArticleFig(id=1320037631900111683, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图10, caption=
P1,P2,P3,P4点压力变化分析, figureFileSmall=WaAHwU4aPtXHwm8XeFfe3A==, figureFileBig=X5eukaOh4Dczy83OnvecUg==, tableContent=null), ArticleFig(id=1320037632294376260, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Fig.11, caption=
Comparison of open force of mode I and II, figureFileSmall=do1nGOvxOL87jtnCzfr+7g==, figureFileBig=VZCNMNJ7HL6Cr+JYkWY4LQ==, tableContent=null), ArticleFig(id=1320037632399233861, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=图11, caption=
模型Ⅰ、Ⅱ开启力对比, figureFileSmall=do1nGOvxOL87jtnCzfr+7g==, figureFileBig=VZCNMNJ7HL6Cr+JYkWY4LQ==, tableContent=null), ArticleFig(id=1320037632705418054, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=EN, label=Tab.1, caption=
Initial values of geometric dimensions
, figureFileSmall=null, figureFileBig=null, tableContent=
液膜 尺寸 | 初始 数值 | 外侧 螺旋槽 | 数值 | 内侧 螺旋槽 | 数值 |
|---|
| r1/mm | 29 | α/(°) | 65 | α/(°) | 55 |
| r2/mm | 48 | λ | 0.33 | λ | 0.51 |
| r3/mm | 62 | β1 | 0.77 | β1 | 0.75 |
| r4/mm | 84 | β2 | 0.23 | β2 | 0.37 |
| hl/μm | 10 | hg/μm | 15 | hg/μm | 15 |
), ArticleFig(id=1320037633133237063, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037620663571199, language=CN, label=表1, caption=
几何尺寸初始值
, figureFileSmall=null, figureFileBig=null, tableContent=
液膜 尺寸 | 初始 数值 | 外侧 螺旋槽 | 数值 | 内侧 螺旋槽 | 数值 |
|---|
| r1/mm | 29 | α/(°) | 65 | α/(°) | 55 |
| r2/mm | 48 | λ | 0.33 | λ | 0.51 |
| r3/mm | 62 | β1 | 0.77 | β1 | 0.75 |
| r4/mm | 84 | β2 | 0.23 | β2 | 0.37 |
| hl/μm | 10 | hg/μm | 15 | hg/μm | 15 |
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