Article(id=1156949363399417946, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1156949362480861758, articleNumber=null, orderNo=null, doi=10.12404/j.issn.1671-1815.2402207, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1711555200000, receivedDateStr=2024-03-28, revisedDate=1732464000000, revisedDateStr=2024-11-25, acceptedDate=null, acceptedDateStr=null, onlineDate=1753767823313, onlineDateStr=2025-07-29, pubDate=1738944000000, pubDateStr=2025-02-08, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753767823313, onlineIssueDateStr=2025-07-29, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753767823313, creator=13701087609, updateTime=1753767823313, updator=13701087609, issue=Issue{id=1156949362480861758, tenantId=1146029695717560320, journalId=1146123166801305609, year='2025', volume='25', issue='4', pageStart='1312', pageEnd='1751', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1753767823094, creator=13701087609, updateTime=1755171161273, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1162835389472424814, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1156949362480861758, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1162835389472424815, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1156949362480861758, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=1467, endPage=1474, ext={EN=ArticleExt(id=1156949363953066076, articleId=1156949363399417946, tenantId=1146029695717560320, journalId=1146123166801305609, language=EN, title=Effect of Fan-shaped Nozzle Structure Optimization on Jet Impact Force Based on Response Surface Analysis, columnId=1156262732765717457, journalTitle=Science Technology and Engineering, columnName=Papers·Mechanical and Instrumental Industry, runingTitle=null, highlight=null, articleAbstract=
Fan nozzle is an important part of high pressure water descaling system, and its internal structure parameters directly affect the performance of jet. The nozzle flow field was analyzed by using fluid simulation software FLUENT, and the nozzle exit diameter, cone section contraction angle and exit contraction angle were selected as reference factors. The jet impact force was used as evaluation index, and the nozzle structure parameters were optimized by response surface method. The results show that the velocity distribution of the internal flow field is affected by the single factor of the diameter of the outlet section and the conical contraction angle, but the flow rate of the nozzle is little affected. The pressure drop of nozzle is affected by the change of the diameter of outlet section and the contraction angle of nozzle outlet, and the influence of the contraction angle of nozzle conical section on the pressure drop is negligible. When the diameter of the outlet section is 3.15 mm, the taper shrinking angle is 26.17°, and the outlet shrinking angle is 40.93°, it is found that the nozzle striking force is increased from the original 94.91 N to the optimized 143 N by establishing the outflow field and applying the gas-liquid two-phase flow model simulation calculation. The research results provide theoretical guidance for optimizing nozzle structure to enhance jet impact force.
, 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, authorCompany=null, fund=null, authors=null, authorsList=Wen-guang LIU, Xin-jian ZHOU, Qi-cai LI, Wei GAO, Hao YANG), CN=ArticleExt(id=1156949457821589526, articleId=1156949363399417946, tenantId=1146029695717560320, journalId=1146123166801305609, language=CN, title=基于响应面分析的扇形喷嘴结构优化对射流打击力影响, columnId=1156262732954461139, journalTitle=科学技术与工程, columnName=论文·机械、仪表工业, runingTitle=null, highlight=null, articleAbstract=扇形喷嘴是高压水除鳞系统的重要部件,其内部结构参数直接影响射流性能。利用流体仿真软件FLUENT对喷嘴流场进行分析,选取喷嘴出口段直径,锥形段收缩角,出口收缩角为参考因素,以射流打击力为评价指标,采用响应面方法优化喷嘴结构参数。结果表明:单因素出口段直径与锥形收缩角的改变会影响内流场速度分布,对喷嘴流量影响较小;出口段直径与喷嘴出口收缩角的变化影响着喷嘴静压降,喷嘴锥形段收缩角对压降的影响可以忽略。当出口段直径为3.15 mm、锥形收缩角为26.17°、出口收缩角为40.93°时,通过建立外流场,运用气液两相流模型仿真计算,发现喷嘴打击力由原始的94.91 N提升至143 N。研究成果为优化喷嘴结构以提升射流打击力提供理论指导。, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=JoBG4KlG9lKbIKr/8tX9Gg==, magXml=JVn32M9WD72I1JVfvUXRfA==, pdfUrl=null, pdf=uZLXTIRMm76PmO0CP6oRkQ==, pdfFileSize=7556057, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=uejJCEX+ODKRnf7TbpmvBg==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=CCemX3jXxNb5j2OHNq3jhg==, mapNumber=null, authorCompany=null, fund=null, authors=
, authorsList=刘文广, 周新健, 李启才, 高伟, 阳浩)}, authors=[Author(id=1225944422655902218, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=myshine@imust.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1225944422857228834, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, authorId=1225944422655902218, language=EN, stringName=Wen-guang LIU, firstName=Wen-guang, middleName=null, lastName=LIU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 School of Mechanical Engineering, Inner Mongolia University of Science and Technology, Baotou 014010, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1225944423100498492, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, authorId=1225944422655902218, language=CN, stringName=刘文广, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 内蒙古科技大学机械工程学院, 包头 014010, bio={"content":"
刘文广(1977—),男,汉族,河北尚义人,博士,副教授。研究方向:专用机械。E-mail:myshine@imust.edu.cn。
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刘文广(1977—),男,汉族,河北尚义人,博士,副教授。研究方向:专用机械。E-mail:myshine@imust.edu.cn。
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2 Aifuci (Tianjin) Metallurgical Equipment Co., Ltd., Tianjin 301701, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1225944425600303813, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, authorId=1225944425260565153, language=CN, stringName=李启才, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 艾弗茨(天津)冶金设备有限公司, 天津 301701, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1225944422492324347, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, xref=2, ext=[AuthorCompanyExt(id=1225944422496518652, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, companyId=1225944422492324347, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2 艾弗茨(天津)冶金设备有限公司, 天津 301701, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1225944422492324347, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, xref=2, ext=[AuthorCompanyExt(id=1225944422496518652, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, companyId=1225944422492324347, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2 艾弗茨(天津)冶金设备有限公司, 天津 301701)])]), Author(id=1225944426388833045, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, orderNo=4, 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=1225944426552410914, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, authorId=1225944426388833045, language=EN, stringName=Hao YANG, firstName=Hao, middleName=null, lastName=YANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 School of Mechanical Engineering, Inner Mongolia University of Science and Technology, Baotou 014010, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1225944426711794481, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, authorId=1225944426388833045, language=CN, stringName=阳浩, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 内蒙古科技大学机械工程学院, 包头 014010)])])], keywords=[Keyword(id=1225944427001201486, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, orderNo=1, keyword=response surface optimization), Keyword(id=1225944427177362264, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, orderNo=2, keyword=fan nozzle), Keyword(id=1225944427374494570, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, orderNo=3, keyword=high pressure water descaling), Keyword(id=1225944427550655358, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, orderNo=4, keyword=central compound test), Keyword(id=1225944427672290188, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, orderNo=1, keyword=响应面优化), Keyword(id=1225944427793925014, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, orderNo=2, keyword=扇形喷嘴), Keyword(id=1225944427974280099, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, orderNo=3, keyword=高压水除鳞), Keyword(id=1225944429396149177, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, orderNo=4, keyword=中心复合试验)], refs=[Reference(id=1225944438858498468, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, doi=null, pmid=null, pmcid=null, year=2023, volume=23, issue=4, pageStart=76, pageEnd=79, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=杨帆, journalName=模具制造, refType=null, unstructuredReference=杨帆. 热轧带钢生产工艺及常见质量问题探讨[J].
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1 内蒙古科技大学机械工程学院, 包头 014010)]), AuthorCompany(id=1225944422492324347, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, xref=2, ext=[AuthorCompanyExt(id=1225944422496518652, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, companyId=1225944422492324347, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2 艾弗茨(天津)冶金设备有限公司, 天津 301701)])], figs=[ArticleFig(id=1225944430021100514, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.1, caption=
Fan nozzle structure schematic, figureFileSmall=bQOYCYvU/3RT/HBxwCAnYg==, figureFileBig=f2w/y8Zgbx2a+p+z11jMkw==, tableContent=null), ArticleFig(id=1225944430272758777, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图1, caption=
扇形喷嘴结构示意, figureFileSmall=bQOYCYvU/3RT/HBxwCAnYg==, figureFileBig=f2w/y8Zgbx2a+p+z11jMkw==, tableContent=null), ArticleFig(id=1225944430612496397, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.2, caption=
Nozzle diagram, figureFileSmall=1iNmqOjfQEB66IU/lyL1Yw==, figureFileBig=1cZgNTwEAAwZSdztkOhEVg==, tableContent=null), ArticleFig(id=1225944430717354012, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图2, caption=
喷嘴实物, figureFileSmall=1iNmqOjfQEB66IU/lyL1Yw==, figureFileBig=1cZgNTwEAAwZSdztkOhEVg==, tableContent=null), ArticleFig(id=1225944430851571754, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.3, caption=
Nozzle local structure parameters, figureFileSmall=Qkag+/+g3Z2dYOREj4kRVA==, figureFileBig=yqSK4OGkks5EvWIk5uuXXQ==, tableContent=null), ArticleFig(id=1225944430956429362, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图3, caption=
喷嘴局部结构参数, figureFileSmall=Qkag+/+g3Z2dYOREj4kRVA==, figureFileBig=yqSK4OGkks5EvWIk5uuXXQ==, tableContent=null), ArticleFig(id=1225944431107424314, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.4, caption=
Internal flow field grid and boundary types, figureFileSmall=GC7voXOrldqKhnXjXd88og==, figureFileBig=t5au/41NzpY21zf8DzXYpQ==, tableContent=null), ArticleFig(id=1225944431262613574, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图4, caption=
内流场网格及边界类型, figureFileSmall=GC7voXOrldqKhnXjXd88og==, figureFileBig=t5au/41NzpY21zf8DzXYpQ==, tableContent=null), ArticleFig(id=1225944431442968662, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.5, caption=
The XZ plane physical quantity distribution, figureFileSmall=2IKhhoM9rDYGriqbMmuO6g==, figureFileBig=tBA22JfU2yRomoyPymamaw==, tableContent=null), ArticleFig(id=1225944431614935143, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图5, caption=
XZ平面物理量分布, figureFileSmall=2IKhhoM9rDYGriqbMmuO6g==, figureFileBig=tBA22JfU2yRomoyPymamaw==, tableContent=null), ArticleFig(id=1225944431744958581, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.6, caption=
Flow field velocity at nozzle X axis, figureFileSmall=pV+F2FsNjPbO3R/vuXLA6g==, figureFileBig=EvuvC1ULa+sx/CagNnMxTg==, tableContent=null), ArticleFig(id=1225944431963062412, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图6, caption=
喷嘴X轴流场速度, figureFileSmall=pV+F2FsNjPbO3R/vuXLA6g==, figureFileBig=EvuvC1ULa+sx/CagNnMxTg==, tableContent=null), ArticleFig(id=1225944432202137757, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.7, caption=
Flow field velocity at nozzle X axis, figureFileSmall=ch59nN3Tp2SqXgYaFkoeLA==, figureFileBig=drxKrSlesPzJ1GpS1hwKwQ==, tableContent=null), ArticleFig(id=1225944432374104235, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图7, caption=
喷嘴X轴心处流场速度, figureFileSmall=ch59nN3Tp2SqXgYaFkoeLA==, figureFileBig=drxKrSlesPzJ1GpS1hwKwQ==, tableContent=null), ArticleFig(id=1225944433800167615, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.8, caption=
Effect of outlet contraction Angle on mass flow, figureFileSmall=rxxGoTfah2jY/1mVB1EZmw==, figureFileBig=unDLvUtigF96VefvzpryBg==, tableContent=null), ArticleFig(id=1225944433963745479, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图8, caption=
出口收缩角对质量流量影响, figureFileSmall=rxxGoTfah2jY/1mVB1EZmw==, figureFileBig=unDLvUtigF96VefvzpryBg==, tableContent=null), ArticleFig(id=1225944434194432208, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.9, caption=
Parameter sensitivity to mass flow, figureFileSmall=35UlC3JlAX28fNs0GAgxYA==, figureFileBig=pCnl/dRSRXHBqUiYb2PS2w==, tableContent=null), ArticleFig(id=1225944434332844253, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图9, caption=
参数对质量流量灵敏度, figureFileSmall=35UlC3JlAX28fNs0GAgxYA==, figureFileBig=pCnl/dRSRXHBqUiYb2PS2w==, tableContent=null), ArticleFig(id=1225944434563530984, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.10, caption=
Parameter sensitivity to static pressure drop, figureFileSmall=jg01DmAhLLi0aw7sDj6PzQ==, figureFileBig=QS5+6PDbjki2ANI1cIyvsQ==, tableContent=null), ArticleFig(id=1225944434685165810, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图10, caption=
参数对压降灵敏度, figureFileSmall=jg01DmAhLLi0aw7sDj6PzQ==, figureFileBig=QS5+6PDbjki2ANI1cIyvsQ==, tableContent=null), ArticleFig(id=1225944434831966461, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.11, caption=
P1 and P3 respond to the mass flow rate, figureFileSmall=YYiHCJOq43jnP7B2S/t8JA==, figureFileBig=dIp6WOPgXQfrk/nCCup34A==, tableContent=null), ArticleFig(id=1225944434945212673, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图11, caption=
P1、P3对质量流量响应 P1为出口段直径,P3为出口段圆锥高度,P6为质量流量
, figureFileSmall=YYiHCJOq43jnP7B2S/t8JA==, figureFileBig=dIp6WOPgXQfrk/nCCup34A==, tableContent=null), ArticleFig(id=1225944435071041805, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.12, caption=
P1 and P3 respond to pressure drop, figureFileSmall=WxZyzUySh5lLA6ThEDAp+g==, figureFileBig=FSwU0F17b/8/wxhLRpqAcw==, tableContent=null), ArticleFig(id=1225944435217842452, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图12, caption=
P1、P3对压降响应 P7为喷嘴压降
, figureFileSmall=WxZyzUySh5lLA6ThEDAp+g==, figureFileBig=FSwU0F17b/8/wxhLRpqAcw==, tableContent=null), ArticleFig(id=1225944435335282970, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.13, caption=
Outflow field grid, figureFileSmall=yO+7JGlEkWzEaJhV/b/r5A==, figureFileBig=6LPIkuatX+qAzVsIEI43Yw==, tableContent=null), ArticleFig(id=1225944435461112098, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图13, caption=
外流场网格, figureFileSmall=yO+7JGlEkWzEaJhV/b/r5A==, figureFileBig=6LPIkuatX+qAzVsIEI43Yw==, tableContent=null), ArticleFig(id=1225944435586941228, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.14, caption=
XZ plane velocity distribution, figureFileSmall=TXscQRpm1glBwoEGkx2sqw==, figureFileBig=N6AnfUdsbb8fR1ubXLuUjA==, tableContent=null), ArticleFig(id=1225944435683410226, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图14, caption=
XZ平面速度分布, figureFileSmall=TXscQRpm1glBwoEGkx2sqw==, figureFileBig=N6AnfUdsbb8fR1ubXLuUjA==, tableContent=null), ArticleFig(id=1225944435763102010, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Fig.15, caption=
XY plane velocity distribution, figureFileSmall=phBM+Xe/n61i0BuPg6HUTw==, figureFileBig=YZo4cogROYEwX11go+JlWA==, tableContent=null), ArticleFig(id=1225944435872153921, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=图15, caption=
XY平面速度分布, figureFileSmall=phBM+Xe/n61i0BuPg6HUTw==, figureFileBig=YZo4cogROYEwX11go+JlWA==, tableContent=null), ArticleFig(id=1225944436048314700, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Table 1, caption=
Parameters constraint
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| 输入参数 | 参数上限 | 参数下限 |
| 出口段直径/mm | 3.85 | 3.15 |
| 锥形段圆锥高/mm | 15.8 | 11.0 |
| 出口段圆锥高/mm | 8.45 | 6.72 |
| 出口收缩角/(°) | 60 | 40 |
| 锥形收缩角/(°) | 40 | 20 |
), ArticleFig(id=1225944436182532433, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=表1, caption=
参数约束
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| 输入参数 | 参数上限 | 参数下限 |
| 出口段直径/mm | 3.85 | 3.15 |
| 锥形段圆锥高/mm | 15.8 | 11.0 |
| 出口段圆锥高/mm | 8.45 | 6.72 |
| 出口收缩角/(°) | 60 | 40 |
| 锥形收缩角/(°) | 40 | 20 |
), ArticleFig(id=1225944436295778647, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Table 2, caption=
Parameters design
, figureFileSmall=null, figureFileBig=null, tableContent=
| 出口直径/mm | 锥形圆锥高/mm | 出口圆锥高/mm | 锥形收缩角/(°) | 出口收缩角/(°) | 质量流量/(kg·s-1) | 压降/Pa |
| 3.50 | 13.40 | 7.58 | 29.28 | 49.54 | 1.30 | 21 862 100 |
| 3.15 | 13.40 | 7.58 | 26.46 | 45.11 | 1.60 | 21 791 300 |
| 3.85 | 13.40 | 7.58 | 32.06 | 53.82 | 0.94 | 21 928 500 |
| 3.50 | 11.00 | 7.58 | 35.30 | 49.54 | 1.30 | 21 862 100 |
| 3.50 | 15.80 | 7.58 | 24.98 | 49.54 | 1.30 | 21 862 100 |
| 3.50 | 13.40 | 6.72 | 29.28 | 55.02 | 0.90 | 21 934 200 |
| 3.50 | 13.40 | 8.45 | 29.28 | 45.00 | 1.68 | 21 769 700 |
| 3.22 | 11.45 | 6.88 | 31.38 | 50.09 | 1.26 | 21 871 000 |
| 3.78 | 11.45 | 6.88 | 36.58 | 57.62 | 0.67 | 21 963 400 |
| 3.22 | 15.35 | 6.88 | 23.66 | 50.09 | 1.26 | 21 870 900 |
| 3.78 | 15.35 | 6.88 | 27.70 | 57.62 | 0.67 | 21 963 400 |
| 3.22 | 11.45 | 8.29 | 31.38 | 42.41 | 1.82 | 21 729 400 |
| 3.78 | 11.45 | 8.29 | 36.58 | 49.08 | 1.35 | 21 852 100 |
| 3.22 | 15.35 | 8.29 | 23.66 | 42.41 | 1.82 | 21 729 300 |
| 3.78 | 15.35 | 8.29 | 27.70 | 49.08 | 1.35 | 21 852 200 |
), ArticleFig(id=1225944436421607775, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=表2, caption=
参数设计
, figureFileSmall=null, figureFileBig=null, tableContent=
| 出口直径/mm | 锥形圆锥高/mm | 出口圆锥高/mm | 锥形收缩角/(°) | 出口收缩角/(°) | 质量流量/(kg·s-1) | 压降/Pa |
| 3.50 | 13.40 | 7.58 | 29.28 | 49.54 | 1.30 | 21 862 100 |
| 3.15 | 13.40 | 7.58 | 26.46 | 45.11 | 1.60 | 21 791 300 |
| 3.85 | 13.40 | 7.58 | 32.06 | 53.82 | 0.94 | 21 928 500 |
| 3.50 | 11.00 | 7.58 | 35.30 | 49.54 | 1.30 | 21 862 100 |
| 3.50 | 15.80 | 7.58 | 24.98 | 49.54 | 1.30 | 21 862 100 |
| 3.50 | 13.40 | 6.72 | 29.28 | 55.02 | 0.90 | 21 934 200 |
| 3.50 | 13.40 | 8.45 | 29.28 | 45.00 | 1.68 | 21 769 700 |
| 3.22 | 11.45 | 6.88 | 31.38 | 50.09 | 1.26 | 21 871 000 |
| 3.78 | 11.45 | 6.88 | 36.58 | 57.62 | 0.67 | 21 963 400 |
| 3.22 | 15.35 | 6.88 | 23.66 | 50.09 | 1.26 | 21 870 900 |
| 3.78 | 15.35 | 6.88 | 27.70 | 57.62 | 0.67 | 21 963 400 |
| 3.22 | 11.45 | 8.29 | 31.38 | 42.41 | 1.82 | 21 729 400 |
| 3.78 | 11.45 | 8.29 | 36.58 | 49.08 | 1.35 | 21 852 100 |
| 3.22 | 15.35 | 8.29 | 23.66 | 42.41 | 1.82 | 21 729 300 |
| 3.78 | 15.35 | 8.29 | 27.70 | 49.08 | 1.35 | 21 852 200 |
), ArticleFig(id=1225944436564214118, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Table 3, caption=
Optimal parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
出口直径/ mm | 锥形圆锥 高/mm | 出口圆锥 高/mm | 锥形收缩 角/(°) | 出口收缩 角/(°) |
| 3.15 | 13.56 | 8.45 | 26.17 | 40.93 |
), ArticleFig(id=1225944436694237548, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=表3, caption=
最优参数
, figureFileSmall=null, figureFileBig=null, tableContent=
出口直径/ mm | 锥形圆锥 高/mm | 出口圆锥 高/mm | 锥形收缩 角/(°) | 出口收缩 角/(°) |
| 3.15 | 13.56 | 8.45 | 26.17 | 40.93 |
), ArticleFig(id=1225944436824260981, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Table 4, caption=
Error
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| 指标 | 预测值 | 仿真值 | 误差/% |
| 质量流量/(kg·s-1) | 1.937 1 | 1.92 | -0.6 |
| 压降/Pa | 21 694 608 | 21 700 300 | 0.2 |
), ArticleFig(id=1225944438216769915, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=表4, caption=
误差
, figureFileSmall=null, figureFileBig=null, tableContent=
| 指标 | 预测值 | 仿真值 | 误差/% |
| 质量流量/(kg·s-1) | 1.937 1 | 1.92 | -0.6 |
| 压降/Pa | 21 694 608 | 21 700 300 | 0.2 |
), ArticleFig(id=1225944438321627519, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=EN, label=Table 5, caption=
Numerical verification
, figureFileSmall=null, figureFileBig=null, tableContent=
| 指标 | 理论值 | 仿真值 | 误差/% |
| 射流速度/(m·s-1) | 206.7 | 209.0 | 1.1 |
| 优化前打击力/N | 89.86 | 94.91 | 5.32 |
| 优化后打击力/N | 132 | 143 | 7.7 |
), ArticleFig(id=1225944438418096519, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1156949363399417946, language=CN, label=表5, caption=
数值验证
, figureFileSmall=null, figureFileBig=null, tableContent=
| 指标 | 理论值 | 仿真值 | 误差/% |
| 射流速度/(m·s-1) | 206.7 | 209.0 | 1.1 |
| 优化前打击力/N | 89.86 | 94.91 | 5.32 |
| 优化后打击力/N | 132 | 143 | 7.7 |
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