Article(id=1261021851061444677, tenantId=1146029695717560320, journalId=1146119989267898375, issueId=1261021842173714450, articleNumber=null, orderNo=null, doi=10.7654/j.issn.2097-1974.20260211, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1735228800000, receivedDateStr=2024-12-27, revisedDate=1760630400000, revisedDateStr=2025-10-17, acceptedDate=null, acceptedDateStr=null, onlineDate=1778580637945, onlineDateStr=2026-05-12, pubDate=1777046400000, pubDateStr=2026-04-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1778580637945, onlineIssueDateStr=2026-05-12, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1778580637945, creator=13701087609, updateTime=1778580637945, updator=13701087609, issue=Issue{id=1261021842173714450, tenantId=1146029695717560320, journalId=1146119989267898375, year='2026', volume='49', issue='2', pageStart='1', pageEnd='106', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1778580635827, creator=13701087609, updateTime=1778581006660, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1261023397702676951, tenantId=1146029695717560320, journalId=1146119989267898375, issueId=1261021842173714450, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1261023397702676952, tenantId=1146029695717560320, journalId=1146119989267898375, issueId=1261021842173714450, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=87, endPage=96, ext={EN=ArticleExt(id=1261021853515112532, articleId=1261021851061444677, tenantId=1146029695717560320, journalId=1146119989267898375, language=EN, title=The Influence of Matching Inducer and Impeller Blade Count on the Cavitation Performance of High-speed Centrifugal Pumps, columnId=1154067662675104070, journalTitle=Missiles and Space Vehicles, columnName=Environment and Test, runingTitle=null, highlight=null, articleAbstract=
High-speed centrifugal pumps are widely used in industry and aerospace, and their performance is affected by the matching of the number of inducer and impeller blades. In order to study the effect of different matching relationships on the pump performance, numerical simulations based on the RNG k-ε model are carried out using ANSYS-CFX software, and the accuracy of numerical calculations is verified by external characteristic tests. By analyzing six matching relationships of inducer blades with 3 and 4, and impeller blades with 5, 6, and 7, the results indicate that when the number of impeller blades is fixed, the head is improved at small flow rates but reduced at large flow rates while increasing the number of inducer blades. Keeping the number of inducer blades unchanged, the head is improved while increasing the number of impeller blades, especially at large flow rates. Increasing the number of inducer blades expands the range of vacuole distribution, while changing the number of impeller blades has less effect on cavitation performance.
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高速离心泵在工业和航空航天中被广泛应用,其性能受诱导轮和叶轮叶片数匹配的影响。为研究这一匹配关系对泵性能的影响,使用ANSYS-CFX软件基于RNG k-ε模型进行数值模拟,并通过外特性试验验证数值计算的准确性。通过分析诱导轮叶片数为3、4,叶轮叶片数为5、6、7的6种组合,发现在叶轮叶片数固定时,增加诱导轮叶片数能提升小流量时的扬程,但在大流量时降低扬程;而保持诱导轮叶片数不变时,增加叶轮叶片数有助于提高扬程,尤其在大流量下更为显著。试验结果表明增加诱导轮叶片数会扩大空泡分布范围,而改变叶轮叶片数对空化性能的影响较小。
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王席璞(1998—),男,硕士研究生,主要研究方向为流体机械流动分析。
符 丽(1991—),女,博士,副教授,主要研究方向为叶轮机械流动分析。
李鹏兴(1998—),男,硕士研究生,主要研究方向为流体机械流动分析。
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1.兰州理工大学能源与动力工程学院,兰州,730050, bio={"content":"
王席璞(1998—),男,硕士研究生,主要研究方向为流体机械流动分析。
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1.School of Energy and Power Engineering, Lanzhou University of Technology, Lanzhou, 730050
2.Leo Group Zhejiang Pump Industry Co. , Ltd. , Taizhou, 318002, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1261025915220385862, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, authorId=1261025914217947186, language=CN, stringName=符丽, firstName=null, middleName=null, lastName=null, 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
2.利欧集团浙江泵业有限公司,台州,318002, bio={"content":"
符 丽(1991—),女,博士,副教授,主要研究方向为叶轮机械流动分析。
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1.School of Energy and Power Engineering, Lanzhou University of Technology, Lanzhou, 730050
3.Key Laboratory of Advanced Pumps, Valves and Fluid Control System of the Ministry of Education, Lanzhou University of Technology, Lanzhou, 730050, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1261025917342703706, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, authorId=1261025915660787790, language=CN, stringName=李鹏兴, firstName=null, middleName=null, lastName=null, 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
3.兰州理工大学特种泵阀及流控系统教育部重点实验室,兰州,730050, bio={"content":"
李鹏兴(1998—),男,硕士研究生,主要研究方向为流体机械流动分析。
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李鹏兴(1998—),男,硕士研究生,主要研究方向为流体机械流动分析。
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高速离心泵试验与数值分值分析对比, figureFileSmall=yJ/QId5vTsoEcyJ+9sUIAg==, figureFileBig=ajk4YJ2h5TtgH0zOshGCAA==, tableContent=null), ArticleFig(id=1261025934702928056, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Fig.5, caption=
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不同叶片数匹配方案的外特性曲线及扬程对比, figureFileSmall=zNH03fVrbNSv6NJYlAyfYQ==, figureFileBig=m75hUhDzVwAHmeOqoBlYng==, tableContent=null), ArticleFig(id=1261025935990579389, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Fig.6, caption=
Cavitation characteristic curves of centrifugal pumps with different vane counts, figureFileSmall=qb0qSHS/jp98XaZCFXHunA==, figureFileBig=cBQA2P7quFeXaLHd5noyUw==, tableContent=null), ArticleFig(id=1261025936061882559, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=图6, caption=
不同叶片数离心泵的空化特性曲线, figureFileSmall=qb0qSHS/jp98XaZCFXHunA==, figureFileBig=cBQA2P7quFeXaLHd5noyUw==, tableContent=null), ArticleFig(id=1261025936179323076, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Fig.7, caption=
Critical cavitation allowance of six high-speed centrifugal pumps, figureFileSmall=DYkgA8zii3LRHiPvPNeyyw==, figureFileBig=PXdy+dDCcA8RY6gNYSROMQ==, tableContent=null), ArticleFig(id=1261025936334512326, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=图7, caption=
6种方案高速离心泵的临界空化余量, figureFileSmall=DYkgA8zii3LRHiPvPNeyyw==, figureFileBig=PXdy+dDCcA8RY6gNYSROMQ==, tableContent=null), ArticleFig(id=1261025936514867402, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Fig.8, caption=
Distribution of cavitation on induction wheel and impeller blade under different Na, figureFileSmall=NC/ce+ajqYgKnFYISNh8Vw==, figureFileBig=adkreQTjNv4FmrugPEacUQ==, tableContent=null), ArticleFig(id=1261025936649085132, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=图8, caption=
不同Na下诱导轮与叶轮叶栅上空泡分布, figureFileSmall=NC/ce+ajqYgKnFYISNh8Vw==, figureFileBig=adkreQTjNv4FmrugPEacUQ==, tableContent=null), ArticleFig(id=1261025936867188946, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Fig.9, caption=
Distribution of vacuoles under different effective cavitation margins for each scheme, figureFileSmall=AS2SCXXlbykWJSDTQHa4zg==, figureFileBig=oW/shFf4jhACZWP+UBoucw==, tableContent=null), ArticleFig(id=1261025937223704788, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=图9, caption=
各方案在不同有效空化余量下的空泡分布, figureFileSmall=AS2SCXXlbykWJSDTQHa4zg==, figureFileBig=oW/shFf4jhACZWP+UBoucw==, tableContent=null), ArticleFig(id=1261025937429225685, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Fig.10, caption=
Static pressure distributions for different effective cavitation margins for each scheme, figureFileSmall=Qho1mvBPdO4JtmMpz604Bw==, figureFileBig=0KOdI8twV5kEEt3PeLSSjw==, tableContent=null), ArticleFig(id=1261025937617969368, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=图10, caption=
各方案在不同有效空化余量下的静压分布, figureFileSmall=Qho1mvBPdO4JtmMpz604Bw==, figureFileBig=0KOdI8twV5kEEt3PeLSSjw==, tableContent=null), ArticleFig(id=1261025937878016220, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Fig.11, caption=
Schematic location of monitoring points, figureFileSmall=1erNcUiOk4zp74ZjtNGhkw==, figureFileBig=c1clCI02mmAT9HEDtkrI8g==, tableContent=null), ArticleFig(id=1261025937978679518, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=图11, caption=
监测点示意, figureFileSmall=1erNcUiOk4zp74ZjtNGhkw==, figureFileBig=c1clCI02mmAT9HEDtkrI8g==, tableContent=null), ArticleFig(id=1261025938150645986, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Fig.12, caption=
Time-domain plot of pressure pulsations at monitoring points with different cavitation residuals, figureFileSmall=JeYOj3b5wFqLrX6HzPDU0g==, figureFileBig=TwG/RKYOItI7UIN5e2sFVA==, tableContent=null), ArticleFig(id=1261025938326806757, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=图12, caption=
不同空化余量下监测点压力脉动时域图, figureFileSmall=JeYOj3b5wFqLrX6HzPDU0g==, figureFileBig=TwG/RKYOItI7UIN5e2sFVA==, tableContent=null), ArticleFig(id=1261025938679128296, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Tab.1, caption=
Main geometric parameters of high speed centrifugal pump
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | 主要参数 | 数值 |
|---|
| 叶轮 | 进口直径D1/mm | 84 |
| 出口直径D2/mm | 152 |
| 叶片数Z1 | 6 |
| 出口宽度b/mm | 15 |
| 轮毂直径Dh/mm | 43 |
| 叶轮进口安放角β/(°) | 16 |
| 诱导轮 | 叶片数Z2 | 4 |
| 轮缘直径Dy/mm | 84 |
| 后掠角Δφ/(°) | 72 |
| 轮缘出口安放角βy2/(°) | 18 |
), ArticleFig(id=1261025938804957419, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=表1, caption=
高速离心泵主要几何参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | 主要参数 | 数值 |
|---|
| 叶轮 | 进口直径D1/mm | 84 |
| 出口直径D2/mm | 152 |
| 叶片数Z1 | 6 |
| 出口宽度b/mm | 15 |
| 轮毂直径Dh/mm | 43 |
| 叶轮进口安放角β/(°) | 16 |
| 诱导轮 | 叶片数Z2 | 4 |
| 轮缘直径Dy/mm | 84 |
| 后掠角Δφ/(°) | 72 |
| 轮缘出口安放角βy2/(°) | 18 |
), ArticleFig(id=1261025938934980846, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=EN, label=Tab.2, caption=
Research plan
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 方案1 | 方案2 | 方案3 | 方案4 | 方案5 | 方案6 |
|---|
| 诱导轮叶片数 | 3 | 4 | 3 | 4 | 3 | 4 |
| 叶轮叶片数 | 5 | 5 | 6 | 6 | 7 | 7 |
), ArticleFig(id=1261025939169861874, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1261021851061444677, language=CN, label=表2, caption=
研究方案
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 方案1 | 方案2 | 方案3 | 方案4 | 方案5 | 方案6 |
|---|
| 诱导轮叶片数 | 3 | 4 | 3 | 4 | 3 | 4 |
| 叶轮叶片数 | 5 | 5 | 6 | 6 | 7 | 7 |
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