Article(id=1320037520356783043, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037457517728337, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1005-0329.2026.01.010, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1747497600000, receivedDateStr=2025-05-18, revisedDate=1763827200000, revisedDateStr=2025-11-23, acceptedDate=null, acceptedDateStr=null, onlineDate=1792651069964, onlineDateStr=2026-10-22, pubDate=1769702400000, pubDateStr=2026-01-30, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792651069964, onlineIssueDateStr=2026-10-22, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792651069964, creator=13701087609, updateTime=1792651069964, updator=13701087609, issue=Issue{id=1320037457517728337, tenantId=1146029695717560320, journalId=1316781260334530699, year='2026', volume='54', issue='1', pageStart='1', pageEnd='118', issueExtLink='null', onlineDate='null', pubDate='1769702400000', pubDateStr='2026-01-30', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792651054982, creator='13701087609', updateTime=1792656198886, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1320059032665183153, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037457517728337, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1320059032669377458, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1320037457517728337, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=74, endPage=83, ext={EN=ArticleExt(id=1320037520516166596, articleId=1320037520356783043, tenantId=1146029695717560320, journalId=1316781260334530699, language=EN, title=Influence of the preceding spiral pipe section on erosion wear of elbows, columnId=null, journalTitle=Fluid Machinery, columnName=null, runingTitle=null, highlight=null, articleAbstract=
To address the severe erosion issue in common elbows for gas‑solid two‑phase flow,a pre‑helical pipe elbow was designed.The anti‑erosion structure of the helical pipe section was optimized using Fluent software in terms of twist angle,installation distance,and intermediate helical pipe section length,resulting in a pre‑helical pipe elbow with optimal anti‑erosion performance.The anti‑erosion effectiveness of this optimized structure was verified under varying medium flow velocities,mass flow rates,and time factors.The results show that the pre‑helical pipe elbow exhibits anti‑erosion effects only when the twist angle is between 90° and 600°,with an average improvement of 34.13% compared to the common elbow when the twist angle ranges from 210° to 420°.At twist angles of 390°,300°,and 330°,the maximum erosion rates of the pre‑helical pipe elbow are lower than those of the common elbow across the studied installation distances and intermediate helical pipe section lengths.Particularly when the installation distance is 0 mm and the intermediate helical pipe section length is 200~400 mm,the anti‑erosion effect is more significant.The optimized structural parameters are as follows:helical pipe section twist angle of 390°,installation distance of 0 mm,and intermediate helical pipe section length of 300 mm.Under these conditions,the pre‑helical pipe elbow achieves the best anti‑erosion performance,improving by 47.32% compared to the common elbow.Furthermore,although the maximum erosion rates of both this elbow and the common elbow increase with medium flow velocity,mass flow rate,and time,the maximum erosion rate of this elbow consistently remains lower than that of the common elbow,indicating that it maintains its anti‑erosion effectiveness at all times.The research results can provide a reference for the anti‑erosion structural design of elbows.
, authors=Guangming XIE
1, Chongchong YAN
1, 2, Tiancheng HUANG
1, Jian HUA
1, Hui LI
2, Xinmei YUAN
1, authorsList=Guangming XIE, Chongchong YAN, Tiancheng HUANG, Jian HUA, Hui LI, Xinmei YUAN, authorCompany=null, correspAuthors=Xinmei YUAN, 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=1320037525079569379, articleId=1320037520356783043, tenantId=1146029695717560320, journalId=1316781260334530699, language=CN, title=前置螺旋管段对弯头冲蚀磨损的影响, columnId=1317484287230853622, journalTitle=流体机械, columnName=设计计算, runingTitle=null, highlight=null, articleAbstract=
针对解决气固两相流普通弯头冲蚀严重的问题,设计了一种前置螺旋管段弯头。利用Fluent软件对螺旋管段的扭转角度、安装距离以及中间螺旋管段长度进行了抗冲蚀结构优化,得到了最优抗冲蚀性能的前置螺旋管段弯头,并验证了该最优结构在不同介质流速、质量流量及时间因素下是否仍具备抗冲蚀效果。结果显示,前置螺旋管段弯头仅在扭转角度为90°~600°时具有抗冲蚀效果,其中扭转角度为210°~420°时,其抗冲蚀效果较普通弯头平均提高34.13%;当扭转角度为390°,300°和330°时,前置螺旋管段弯头的最大冲蚀速率在所研究的安装距离和中间螺旋管段长度范围内均低于普通弯头;尤其在安装距离为0 mm、中间螺旋管段长度为200~400 mm时,抗冲蚀效果较为显著。经优化得到的最优结构参数为:螺旋管段扭转角度390°、安装距离0 mm、中间螺旋管段长度300 mm,此时前置螺旋管段弯头的抗冲蚀效果最佳,较普通弯头提高47.32%。此外,尽管该弯头与普通弯头的最大冲蚀速率均随介质流速、质量流量和时间的增加而增大,但该弯头的最大冲蚀速率始终低于普通弯头,表明其始终保持抗冲蚀效果。研究结果可为弯头的抗冲蚀结构设计提供参考。
, authors=谢光明
1, 闫冲冲
1, 2, 黄天成
1, 华剑
1, 李慧
2, 袁新梅
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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=ESCoB8QvykUAweah+OR2bA==, magXml=xryemuVE0lxRkPT4V9XWnQ==, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=i2DB6kk9JoQT0vuLb4zHSw==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=v8CxGhJ8wLppWVNxREB4rA==, mapNumber=null, fund=null)}, authors=[Author(id=1320037525519971308, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=xieguangming8023@163.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1320037525717103598, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, authorId=1320037525519971308, language=EN, stringName=Guangming XIE, firstName=Guangming, middleName=null, lastName=XIE, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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谢光明(2000),男,硕士研究生,研究方向为机械结构强度与振动,E-mail:xieguangming8023@163.com。
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performance of electric ball valves for heavy medium suspension in coal preparation plants[J].Fluid Machinery,2025,53(8):36-43., articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1320037525360587748, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, xref=1, ext=[AuthorCompanyExt(id=1320037525368976357, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, companyId=1320037525360587748, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1长江大学 机械工程学院,湖北 荆州 434023)]), AuthorCompany(id=1320037525452862440, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, xref=2, ext=[AuthorCompanyExt(id=1320037525461251049, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, companyId=1320037525452862440, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2Shenjiang Valve Co.,Ltd.,Yueqing 325605,China), AuthorCompanyExt(id=1320037525469639658, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, companyId=1320037525452862440, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2慎江阀门有限公司,浙江乐清 325605)])], figs=[ArticleFig(id=1320037529361952786, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.1, caption=
Schematic diagram of pre‑helical pipe elbow structure, figureFileSmall=g3PaKeTPsiCHziBeVLZaqQ==, figureFileBig=i2DB6kk9JoQT0vuLb4zHSw==, tableContent=null), ArticleFig(id=1320037529450033171, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图1, caption=
前置螺旋管段弯头结构示意, figureFileSmall=g3PaKeTPsiCHziBeVLZaqQ==, figureFileBig=i2DB6kk9JoQT0vuLb4zHSw==, tableContent=null), ArticleFig(id=1320037529617805332, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.2, caption=
Mesh division results, figureFileSmall=rzuuKk9/4D+l4YuJ22OYDA==, figureFileBig=rPEMi81pWehOotYS76gcUw==, tableContent=null), ArticleFig(id=1320037529684914197, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图2, caption=
网格划分结果, figureFileSmall=rzuuKk9/4D+l4YuJ22OYDA==, figureFileBig=rPEMi81pWehOotYS76gcUw==, tableContent=null), ArticleFig(id=1320037529789771798, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.3, caption=
Relationship between mesh number and maximum erosion rate, figureFileSmall=c2ybgG/7oqtSMge0MHX8mg==, figureFileBig=L0OPvvITaNgsboIg4Syz8w==, tableContent=null), ArticleFig(id=1320037529848492055, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图3, caption=
网格数与最大冲蚀速率的关系, figureFileSmall=c2ybgG/7oqtSMge0MHX8mg==, figureFileBig=L0OPvvITaNgsboIg4Syz8w==, tableContent=null), ArticleFig(id=1320037529911406616, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.4, caption=
Comparison between the simulation results in this paper and experimental data from literature, figureFileSmall=G4/l473GBU648NgJj0i2Hw==, figureFileBig=Izemxyal6hWoHtY+WqyDAw==, tableContent=null), ArticleFig(id=1320037529974321177, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图4, caption=
本文模拟与文献试验结果对比, figureFileSmall=G4/l473GBU648NgJj0i2Hw==, figureFileBig=Izemxyal6hWoHtY+WqyDAw==, tableContent=null), ArticleFig(id=1320037530037235738, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.5, caption=
Relationship between maximum erosion rate and twist angle of helical pipe section in pre‑helical pipe elbow, figureFileSmall=UG0Oz2+EwMIw6E8pUNJCsg==, figureFileBig=ywPZMaOeKndzbr0VgH5dhw==, tableContent=null), ArticleFig(id=1320037530100150299, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图5, caption=
前置螺旋管段弯头最大冲蚀速率与螺旋管段扭转角度的关系, figureFileSmall=UG0Oz2+EwMIw6E8pUNJCsg==, figureFileBig=ywPZMaOeKndzbr0VgH5dhw==, tableContent=null), ArticleFig(id=1320037530158870556, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.6, caption=
Erosion distribution cloud diagrams under different twist angles of the helical pipe section, figureFileSmall=ybeY+Yrto92JKiZZSEW+wA==, figureFileBig=6q71E2dVD646xhllWttW1A==, tableContent=null), ArticleFig(id=1320037530225979421, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图6, caption=
不同螺旋管段扭转角度下冲蚀分布云图, figureFileSmall=ybeY+Yrto92JKiZZSEW+wA==, figureFileBig=6q71E2dVD646xhllWttW1A==, tableContent=null), ArticleFig(id=1320037530309865502, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.7, caption=
Streamline diagrams under different twist angles of the helical pipe section, figureFileSmall=QiaSCW0HP51x8GVcVcbUng==, figureFileBig=gbiekwR8aYXquHHyQXJB9Q==, tableContent=null), ArticleFig(id=1320037530376974367, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图7, caption=
不同螺旋管段扭转角度下流线图, figureFileSmall=QiaSCW0HP51x8GVcVcbUng==, figureFileBig=gbiekwR8aYXquHHyQXJB9Q==, tableContent=null), ArticleFig(id=1320037530435694624, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.8, caption=
Relationship between the maximum erosion rate of the elbow and the installation distance of the helical pipe section, figureFileSmall=BIpc1DZ3LrDQDkri5bBF3Q==, figureFileBig=/ovjMX5nviWhlUNYN0KBrA==, tableContent=null), ArticleFig(id=1320037530511192097, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图8, caption=
弯头最大冲蚀速率与螺旋管段安装距离之间的关系, figureFileSmall=BIpc1DZ3LrDQDkri5bBF3Q==, figureFileBig=/ovjMX5nviWhlUNYN0KBrA==, tableContent=null), ArticleFig(id=1320037530595078178, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.9, caption=
The relationship between the erosion resistance of the front spiral pipe section elbow and the installation distance of the spiral pipe section, figureFileSmall=XL4sz3vRDaylh5ZSSWVj3g==, figureFileBig=sDQx6CQWp4TTHxsSA+tEeA==, tableContent=null), ArticleFig(id=1320037530657992739, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图9, caption=
前置螺旋管段弯头抗冲蚀效果与螺旋管段安装距离之间的关系, figureFileSmall=XL4sz3vRDaylh5ZSSWVj3g==, figureFileBig=sDQx6CQWp4TTHxsSA+tEeA==, tableContent=null), ArticleFig(id=1320037530720907300, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.10, caption=
Relationship between the maximum erosion rate of the elbow and the length of the intermediate helical pipe section, figureFileSmall=EeOuj5+hgRRbQwkseAYl7w==, figureFileBig=d8BtKZMYyeblKezn+lj0Hw==, tableContent=null), ArticleFig(id=1320037530779627557, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图10, caption=
弯头最大冲蚀速率与中间螺旋管段长度之间的关系, figureFileSmall=EeOuj5+hgRRbQwkseAYl7w==, figureFileBig=d8BtKZMYyeblKezn+lj0Hw==, tableContent=null), ArticleFig(id=1320037532453154854, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.11, caption=
The relationship between the erosion resistance of the front spiral pipe section elbow and the length of the middle spiral pipe section, figureFileSmall=KJkJDcYy6DSL/wNqyVivEw==, figureFileBig=580vjPqWnZzncJAVU6T15A==, tableContent=null), ArticleFig(id=1320037532520263719, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图11, caption=
前置螺旋管段弯头抗冲蚀效果与中间螺旋管段长度之间的关系, figureFileSmall=KJkJDcYy6DSL/wNqyVivEw==, figureFileBig=580vjPqWnZzncJAVU6T15A==, tableContent=null), ArticleFig(id=1320037532583178280, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.12, caption=
Pressure and particle trajectory cloud diagrams, figureFileSmall=54tPW29odPU8EsT0OqhliQ==, figureFileBig=WsNow5t/eVoXGdmZ914v3Q==, tableContent=null), ArticleFig(id=1320037532675452969, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图12, caption=
压力和颗粒轨迹云图, figureFileSmall=54tPW29odPU8EsT0OqhliQ==, figureFileBig=WsNow5t/eVoXGdmZ914v3Q==, tableContent=null), ArticleFig(id=1320037532742561834, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.13, caption=
Relationship between the maximum erosion rate of both types of elbows and the medium flow velocity, figureFileSmall=PtIEW/5fN9/UYIimERxCnQ==, figureFileBig=c8ybQgWWtC1cROPOJNT6BA==, tableContent=null), ArticleFig(id=1320037532801282091, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图13, caption=
两种弯头最大冲蚀速率与介质流速之间的关系, figureFileSmall=PtIEW/5fN9/UYIimERxCnQ==, figureFileBig=c8ybQgWWtC1cROPOJNT6BA==, tableContent=null), ArticleFig(id=1320037532864196652, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.14, caption=
Relationship between the maximum erosion rate of both types of elbows and the mass flow rate, figureFileSmall=CVSbuymZBLgYMMGoFJDnZg==, figureFileBig=0g7sUSYwnmYRTsYcP/k/Eg==, tableContent=null), ArticleFig(id=1320037532931305517, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图14, caption=
两种弯头最大冲蚀速率与质量流量之间的关系, figureFileSmall=CVSbuymZBLgYMMGoFJDnZg==, figureFileBig=0g7sUSYwnmYRTsYcP/k/Eg==, tableContent=null), ArticleFig(id=1320037533019385902, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Fig.15, caption=
Relationship between the maximum erosion rate of both types of elbows and time, figureFileSmall=SC4P4hCTA7jrqV++hpTeSQ==, figureFileBig=/WV2zNlTRv7tLzbAdvz3zg==, tableContent=null), ArticleFig(id=1320037533111660591, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=图15, caption=
两种弯头最大冲蚀速率与时间之间的关系, figureFileSmall=SC4P4hCTA7jrqV++hpTeSQ==, figureFileBig=/WV2zNlTRv7tLzbAdvz3zg==, tableContent=null), ArticleFig(id=1320037533216518192, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=EN, label=Tab.1, caption=
Structural parameters of pre‑helical pipe elbow
, figureFileSmall=null, figureFileBig=null, tableContent=
| 结构名称 | 数值 |
|---|
| 进口直管L1/mm | 400 |
| 螺旋管段安装距离L2/mm | 100 |
| 出口直管L3/mm | 400 |
| 中间螺旋管段L4/mm | 200 |
| 进口变径管L5/mm | 50 |
| 出口变径管L6/mm | 50 |
| 曲率半径R/mm | 100 |
| 管道内径D/mm | 50 |
| 螺旋管段扭转角度/(°) | 180 |
), ArticleFig(id=1320037533287821361, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1320037520356783043, language=CN, label=表1, caption=
前置螺旋管段弯头结构参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 结构名称 | 数值 |
|---|
| 进口直管L1/mm | 400 |
| 螺旋管段安装距离L2/mm | 100 |
| 出口直管L3/mm | 400 |
| 中间螺旋管段L4/mm | 200 |
| 进口变径管L5/mm | 50 |
| 出口变径管L6/mm | 50 |
| 曲率半径R/mm | 100 |
| 管道内径D/mm | 50 |
| 螺旋管段扭转角度/(°) | 180 |
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