Article(id=1319293525984920048, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1319293461287780384, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1005-0329.2025.10.013, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1738684800000, receivedDateStr=2025-02-05, revisedDate=1755187200000, revisedDateStr=2025-08-15, acceptedDate=null, acceptedDateStr=null, onlineDate=1792473687883, onlineDateStr=2026-10-20, pubDate=1761840000000, pubDateStr=2025-10-31, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792473687883, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792473687883, creator=13701087609, updateTime=1792473687883, updator=13701087609, issue=Issue{id=1319293461287780384, tenantId=1146029695717560320, journalId=1316781260334530699, year='2025', volume='53', issue='10', pageStart='1', pageEnd='118', issueExtLink='null', onlineDate='null', pubDate='1761840000000', pubDateStr='2025-10-31', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792473672458, creator='13701087609', updateTime=1792473672458, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=111, endPage=118, ext={EN=ArticleExt(id=1319293526156886513, articleId=1319293525984920048, tenantId=1146029695717560320, journalId=1316781260334530699, language=EN, title=Study on the influence of circumferential groove casing treatment on cavitation characteristics of axial flow pumps, columnId=null, journalTitle=Fluid Machinery, columnName=null, runingTitle=null, highlight=null, articleAbstract=
To mitigate cavitation issues in low‑lift submersible axial flow pumps during operation,a method inspired by the use of circumferential groove casing treatment for stability enhancement in compressors was proposed. This approach involved applying circumferential groove casing treatment to axial flow pumps. Seven different casing treatment schemes were designed,and their effects on the cavitation performance of the pump were investigated through steady-state numerical simulations using the SST k-ω turbulence model and the Zwart-Gerber-Belamri cavitation model. The study focused on three key parameters:the installation position,width,and depth of the circumferential grooves.The results indicate that cavitation is primarily caused by low‑pressure regions formed by the leakage flow at the blade tip.After installing the circumferential grooves,the pump head experienced some loss,with the installation position of the grooves having the most significant impact on cavitation performance. Compared to a smooth wall casing,cavitation occurred earlier when the groove is positioned at 10% of the axial chord length,while the best anti‑cavitation performance is achieved when the groove is located at 45% of the leading edge of the axial chord length at the blade tip,reducing the required net positive suction head (NPSH) by 2.9%. Among three groups of grooves with different widths,it was found that as the groove width increased,the pump's anti‑cavitation performance improved,with the maximum NPSH reduction reaching 4.01%,although this also led to increased head loss.Additionally,three grooves with different heights all resulted in a 2.9% reduction in NPSH,indicating that groove height has a relatively minor impact on cavitation performance. The findings of this study provide a theoretical basis for suppressing cavitation in water pumps.
, authors=Zhiting TONG
1, 2, Xiangbin LU
1, 2, Hongran SU
1, 2, Gongyuan ZHANG
3, Yue ZHANG
1, 2, authorsList=Zhiting TONG, Xiangbin LU, Hongran SU, Gongyuan ZHANG, Yue ZHANG, authorCompany=null, correspAuthors=Yue 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=1319293532284764672, articleId=1319293525984920048, tenantId=1146029695717560320, journalId=1316781260334530699, language=CN, title=周向槽机匣处理对轴流泵空化特性的影响, columnId=1317484300472271469, journalTitle=流体机械, columnName=应用技术, runingTitle=null, highlight=null, articleAbstract=
为了抑制低扬程潜水轴流泵运行过程中的空化问题,将压气机周向槽机匣处理扩稳方法,拓展应用于轴流泵,设计了7种机匣处理的方案,基于SST k-ε湍流模型和Zwart-Gerber-Belamri空化模型,通过定常数值模拟,分别从周向槽的安装位置、槽宽和槽深3个方面,研究对轴流泵空化性能的影响。结果表明,空化现象是由叶顶泄漏流逸出形成的低气压区域造成;安装周向槽后,轴流泵扬程存在一定损失,安装位置对轴流泵空化影响最大;相较光壁机匣,周向槽位于轴向弦长10%位置时空化提前发生,位于叶顶轴向弦长前缘45%位置时抗空化性能最好,必需汽蚀余量降低2.9%;3组不同宽度的周向槽对比发现,随着周向槽宽度的增加,泵的抗空化性能越好,必需汽蚀余量最高降低4.01%,但扬程损失也在增加;3种不同高度的周向槽均使必需汽蚀余量降低了2.9%,表明周向槽高度对空化性能的影响较小。研究结果可为水泵空化现象的抑制提供理论依据。
, authors=童志庭
1, 2, 路祥宾
1, 2, 苏宏冉
1, 2, 张功元
3, 张月
1, 2, authorsList=童志庭, 路祥宾, 苏宏冉, 张功元, 张月, authorCompany=null, correspAuthors=张月, authorNote=
, correspAuthorsNote=
, copyrightStatement=
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=KCS3oiF3G4xFf3+057Q2aA==, magXml=sOHfMN53qmzcg9beaLrIog==, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=iOUunhTsSsaHsEZbDXKJxw==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=vqV4kwOB3KK3kgm+TtYJgw==, mapNumber=null, fund=null)}, authors=[Author(id=1319293532834218507, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=tongzhiting1215@163.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1319293532926493198, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, authorId=1319293532834218507, language=EN, stringName=Zhiting TONG, firstName=Zhiting, middleName=null, lastName=TONG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1Tianjin Key Laboratory of the Design and Intelligent Control of the Advanced Mechatronical System,Tianjin 300384,China
2National Demonstration Center for Experimental Mechanical and Electrical Engineering Education,Tianjin University of Technology,Tianjin 300384,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1319293533069099535, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, authorId=1319293532834218507, language=CN, stringName=童志庭, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1天津市先进机电系统设计与智能控制重点实验室,天津 300384
2天津理工大学 机电工程国家级实验教学;示范中心,天津 300384, bio={"content":"
童志庭(1977),男,博士,教授,主要从事流体机械设计工作,E-mail:tongzhiting1215@163.com。
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童志庭(1977),男,博士,教授,主要从事流体机械设计工作,E-mail:tongzhiting1215@163.com。
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1Tianjin Key Laboratory of the Design and Intelligent Control of the Advanced Mechatronical System,Tianjin 300384,China
2National Demonstration Center for Experimental Mechanical and Electrical Engineering Education,Tianjin University of Technology,Tianjin 300384,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1319293533383672341, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, authorId=1319293533190734353, language=CN, stringName=路祥宾, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1天津市先进机电系统设计与智能控制重点实验室,天津 300384
2天津理工大学 机电工程国家级实验教学;示范中心,天津 300384, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1319293532523840001, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, xref=1, ext=[AuthorCompanyExt(id=1319293532536422914, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, companyId=1319293532523840001, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1天津市先进机电系统设计与智能控制重点实验室,天津 300384)]), AuthorCompany(id=1319293532641280516, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, xref=2, ext=[AuthorCompanyExt(id=1319293532649669125, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, companyId=1319293532641280516, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2天津理工大学 机电工程国家级实验教学;示范中心,天津 300384)])]), Author(id=1319293533454975511, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1319293533559833114, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, authorId=1319293533454975511, language=EN, stringName=Hongran SU, firstName=Hongran, middleName=null, lastName=SU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1Tianjin Key Laboratory of the Design and Intelligent Control of the Advanced Mechatronical System,Tianjin 300384,China
2National Demonstration Center for Experimental Mechanical and Electrical Engineering Education,Tianjin University of Technology,Tianjin 300384,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1319293533656302107, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, authorId=1319293533454975511, language=CN, stringName=苏宏冉, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1天津市先进机电系统设计与智能控制重点实验室,天津 300384
2天津理工大学 机电工程国家级实验教学;示范中心,天津 300384, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1319293532523840001, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, xref=1, ext=[AuthorCompanyExt(id=1319293532536422914, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, companyId=1319293532523840001, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3Fujian Qiaolong Emergency Equipment Co.,Ltd.,Longyan 364099,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1319293533924737568, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, authorId=1319293533731799581, language=CN, stringName=张功元, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3福建侨龙应急装备股份有限公司,福建 龙岩 364099, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1319293532725166599, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, xref=3, ext=[AuthorCompanyExt(id=1319293532733555208, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, companyId=1319293532725166599, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1, 2, address=
1Tianjin Key Laboratory of the Design and Intelligent Control of the Advanced Mechatronical System,Tianjin 300384,China
2National Demonstration Center for Experimental Mechanical and Electrical Engineering Education,Tianjin University of Technology,Tianjin 300384,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1319293534172201510, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, authorId=1319293533996040738, language=CN, stringName=张月, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1天津市先进机电系统设计与智能控制重点实验室,天津 300384
2天津理工大学 机电工程国家级实验教学;示范中心,天津 300384, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1319293532523840001, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, xref=1, ext=[AuthorCompanyExt(id=1319293532536422914, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, companyId=1319293532523840001, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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language=null, rfNumber=22, rfOrder=34, authorNames=null, journalName=null, refType=null, unstructuredReference=GUAN X F.Modern pump theory and design[M].Beijing:Machinery Industry Press,2000., articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1319293532523840001, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, xref=1, ext=[AuthorCompanyExt(id=1319293532536422914, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, companyId=1319293532523840001, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3D numerical calculation mode of axial flow pump, figureFileSmall=IiqiSjBHNOYG4Q8G5EBXDw==, figureFileBig=iOUunhTsSsaHsEZbDXKJxw==, tableContent=null), ArticleFig(id=1319293535204000306, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=图1, caption=
轴流泵三维数值计算模型, figureFileSmall=IiqiSjBHNOYG4Q8G5EBXDw==, figureFileBig=iOUunhTsSsaHsEZbDXKJxw==, tableContent=null), ArticleFig(id=1319293536999162419, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=EN, label=Fig.2, caption=
Schematic diagram of the circumferential groove in axial position, figureFileSmall=vPC0VtqepK+fG4Q07GFwKA==, figureFileBig=OG8ZUX02Qt/BuXQSPpHSIw==, tableContent=null), ArticleFig(id=1319293537145963060, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=图2, caption=
周向槽机匣轴向位置示意, figureFileSmall=vPC0VtqepK+fG4Q07GFwKA==, figureFileBig=OG8ZUX02Qt/BuXQSPpHSIw==, tableContent=null), ArticleFig(id=1319293537229849141, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=EN, label=Fig.3, caption=
The y+ distribution and mesh division of axial flow pump, figureFileSmall=6BQQTenyU93SkkmUm6QIxQ==, figureFileBig=Q6kC4z/kL/uKSnRu7ugTng==, tableContent=null), ArticleFig(id=1319293537313735222, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=图3, caption=
轴流泵y+分布及网格划分, figureFileSmall=6BQQTenyU93SkkmUm6QIxQ==, figureFileBig=Q6kC4z/kL/uKSnRu7ugTng==, tableContent=null), ArticleFig(id=1319293537393426999, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=EN, label=Fig.4, caption=
External characteristic curve of axial flow pump test and numerical calculation, figureFileSmall=eo2FfRTWuTMksFcIwhpizg==, figureFileBig=QcgSHHrPycPs7gL30MvChQ==, tableContent=null), ArticleFig(id=1319293537468924472, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=图4, caption=
轴流泵试验与数值计算的外特性曲线, figureFileSmall=eo2FfRTWuTMksFcIwhpizg==, figureFileBig=QcgSHHrPycPs7gL30MvChQ==, tableContent=null), ArticleFig(id=1319293537544421945, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=EN, label=Fig.5, caption=
Cavitation performance curve of axial flow pump with circumferential groove casing, figureFileSmall=OTmyubPPixd5GYDhrBaWtg==, figureFileBig=RvxVy2AU9OcMLiP7BcJ7OQ==, tableContent=null), ArticleFig(id=1319293537607336506, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=图5, caption=
周向槽机匣轴流泵空化性能曲线, figureFileSmall=OTmyubPPixd5GYDhrBaWtg==, figureFileBig=RvxVy2AU9OcMLiP7BcJ7OQ==, tableContent=null), ArticleFig(id=1319293537670251067, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=EN, label=Fig.6, caption=
Evolution of cavitation in flow channels at different cavitation stages, figureFileSmall=JI5I2hEkSEYV0ZziUy6Llw==, figureFileBig=bSJPn+0rx7ztUchbQJi2eg==, tableContent=null), ArticleFig(id=1319293537728971324, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=图6, caption=
不同空化阶段流道内空泡演化情况, figureFileSmall=JI5I2hEkSEYV0ZziUy6Llw==, figureFileBig=bSJPn+0rx7ztUchbQJi2eg==, tableContent=null), ArticleFig(id=1319293537791885885, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=EN, label=Fig.7, caption=
Static pressure cloud image of 98% high circumferential section of blade at different cavitation stages, figureFileSmall=OxTrO0asJhBXcz33Vroczg==, figureFileBig=Cy9bU/jXYVNjm7oxNE1oBA==, tableContent=null), ArticleFig(id=1319293537846411838, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=图7, caption=
不同空化阶段下98%叶高圆周截面的静压云图, figureFileSmall=OxTrO0asJhBXcz33Vroczg==, figureFileBig=Cy9bU/jXYVNjm7oxNE1oBA==, tableContent=null), ArticleFig(id=1319293537900937791, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=EN, label=Tab.1, caption=
Circumferential slot casing treatment scheme
, figureFileSmall=null, figureFileBig=null, tableContent=
| 处理机匣 | 槽宽b/mm | 槽高h/mm | 轴向位置Za/Ca |
|---|
| G1 | 4 | 8 | 0.10 |
| G2 | 4 | 8 | 0.45 |
| G3 | 4 | 8 | 0.80 |
| G4 | 6 | 8 | 0.45 |
| G5 | 8 | 8 | 0.45 |
| G6 | 4 | 4 | 0.45 |
| G7 | 4 | 2 | 0.45 |
), ArticleFig(id=1319293537968046656, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=表1, caption=
周向槽机匣处理方案
, figureFileSmall=null, figureFileBig=null, tableContent=
| 处理机匣 | 槽宽b/mm | 槽高h/mm | 轴向位置Za/Ca |
|---|
| G1 | 4 | 8 | 0.10 |
| G2 | 4 | 8 | 0.45 |
| G3 | 4 | 8 | 0.80 |
| G4 | 6 | 8 | 0.45 |
| G5 | 8 | 8 | 0.45 |
| G6 | 4 | 4 | 0.45 |
| G7 | 4 | 2 | 0.45 |
), ArticleFig(id=1319293538039349825, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=EN, label=Tab.2, caption=
Necessary NPSHr for pumps under different schemes
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | NPSHr/m | S/% |
|---|
| SW | 7.23 | ― |
| G1 | 7.36 | 1.67 |
| G2 | 7.02 | -2.90 |
| G3 | 7.04 | -2.63 |
| G4 | 7.01 | -3.04 |
| G5 | 6.94 | -4.01 |
), ArticleFig(id=1319293538102264386, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293525984920048, language=CN, label=表2, caption=
不同方案下泵必需汽蚀余量
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | NPSHr/m | S/% |
|---|
| SW | 7.23 | ― |
| G1 | 7.36 | 1.67 |
| G2 | 7.02 | -2.90 |
| G3 | 7.04 | -2.63 |
| G4 | 7.01 | -3.04 |
| G5 | 6.94 | -4.01 |
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