Article(id=1263881626900116161, tenantId=1146029695717560320, journalId=1263187878914834467, issueId=1263881604263437054, articleNumber=null, orderNo=null, doi=10.16578/j.issn.1004.2539.2026.01.001, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1723564800000, receivedDateStr=2024-08-14, revisedDate=1732723200000, revisedDateStr=2024-11-28, acceptedDate=null, acceptedDateStr=null, onlineDate=1779262461638, onlineDateStr=2026-05-20, pubDate=1768406400000, pubDateStr=2026-01-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1779262461638, onlineIssueDateStr=2026-05-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1779262461638, creator=13041195026, updateTime=1779262461638, updator=13041195026, issue=Issue{id=1263881604263437054, tenantId=1146029695717560320, journalId=1263187878914834467, year='2026', volume='50', issue='1', pageStart='1', pageEnd='191', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1779262456241, creator=13041195026, updateTime=1779263107607, updator=13041195026, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1263884336399528882, tenantId=1146029695717560320, journalId=1263187878914834467, issueId=1263881604263437054, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1263884336403723187, tenantId=1146029695717560320, journalId=1263187878914834467, issueId=1263881604263437054, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=1, endPage=8, ext={EN=ArticleExt(id=1263881631111197398, articleId=1263881626900116161, tenantId=1146029695717560320, journalId=1263187878914834467, language=EN, title=Torque characteristic analysis of slotted disk magnetic couplers, columnId=1263881611804795649, journalTitle=Journal of Mechanical Transmission, columnName=Special Topic of Magnetic Transmission, runingTitle=null, highlight=null, articleAbstract=
Objective For slotted disk magnetic couplers, the slotted conductor disk complicates the magnetic circuit during operation, increasing the difficulty of calculating electromagnetic torque. A reliable electromagnetic torque prediction model was established, and its torque characteristics were studied.
Methods A 18-pole 16-slot disk magnetic coupler was studied. Firstly, via the equivalent magnetic circuit method, induced eddy currents from adjacent and self-magnetic circuits were introduced as a branch into a new model. Considering 3D end effects and combining Ampere's and Kirchhoff's laws, air gap flux and output torque expressions were derived. Secondly, the coupler was simulated and analyzed by the finite element simulation software, obtaining distributions of air gap magnetic field and eddy currents, and torque variations with air gap thickness and speed difference under adjacent eddy current influence. Finally, a test platform was established to verify theoretical and simulation results.
Results The results show that the results of theoretical calculation, finite element simulation and test are basically consistent. The proposed theoretical model has high accuracy, providing a reliable prediction model for studying the torque performance of such couplers.
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目的 开槽盘式磁力耦合器导体盘为开槽结构,使其在运动过程中产生的磁路变得更加复杂多变,增加了电磁转矩的计算难度。为此,建立一种较为可靠的开槽盘式磁力耦合器电磁转矩预测模型,研究其转矩特性。
方法 以一台18极16槽的盘式磁力耦合器为研究对象开展相关分析。首先,运用等效磁路法,将相邻磁路及自身磁路共同作用产生的感应涡流作为一条支路,引入到新的等效磁路模型中;考虑三维端部效应并结合安培定律和基尔霍夫定律,推导了磁力耦合器的气隙磁通和输出转矩表达式;其次,运用有限元仿真软件对开槽盘式磁力耦合器进行模拟分析,得到气隙磁场和感应涡流的分布规律,以及受相邻涡流影响下输出转矩随气隙厚度、转速差的变化规律;最后,搭建相应的试验平台,对理论计算及有限元仿真结果进行了验证。
结果 结果表明,理论计算、有限元仿真与试验的结果基本一致。提出的理论模型具有较高的准确性,能够为开槽盘式磁力耦合器的转矩性能研究提供较为准确的预测模型。
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杨超君,女,1965年生,江苏无锡人,博士,教授,博士研究生导师;主要研究方向为磁力机械及激光加工技术;yangchaojun@ujs.edu.cn。
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杨超君,女,1965年生,江苏无锡人,博士,教授,博士研究生导师;主要研究方向为磁力机械及激光加工技术;yangchaojun@ujs.edu.cn。
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1.School of Mechanical Engineering, Jiangsu University, Zhenjiang212013, China), AuthorCompanyExt(id=1263881662333596592, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, companyId=1263881661964497836, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.江苏大学 机械工程学院,镇江212013)]), AuthorCompany(id=1263881663176651709, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, xref=2., ext=[AuthorCompanyExt(id=1263881663419921342, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, companyId=1263881663176651709, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.State Key Laboratory of Mechanical Transmission for Advanced Equipment, Chongqing University, Chongqing400044, China), AuthorCompanyExt(id=1263881663487030208, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, companyId=1263881663176651709, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.重庆大学 高端装备机械传动全国重点实验室,重庆400044)])], figs=[ArticleFig(id=1263881702145929383, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.1, caption=
2D structural model of the magnetic coupler, figureFileSmall=QkjL8mlZeOspI8+k5NObQA==, figureFileBig=vEIuePqfAMLWBJ46Nb6Orw==, tableContent=null), ArticleFig(id=1263881702909292715, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图1, caption=
磁力耦合器二维结构模型, figureFileSmall=QkjL8mlZeOspI8+k5NObQA==, figureFileBig=vEIuePqfAMLWBJ46Nb6Orw==, tableContent=null), ArticleFig(id=1263881706709332159, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.2, caption=
Magnetic circuit distribution of the magnetic coupler, figureFileSmall=aejmQeXjvnWyyZohKtTDpw==, figureFileBig=v6PXIICl9E/pPffo/WK2cg==, tableContent=null), ArticleFig(id=1263881707481084102, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图2, caption=
磁力耦合器磁路分布, figureFileSmall=aejmQeXjvnWyyZohKtTDpw==, figureFileBig=v6PXIICl9E/pPffo/WK2cg==, tableContent=null), ArticleFig(id=1263881708693237965, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.3, caption=
Mutual influence of eddy currents between magnetic circuits, figureFileSmall=TYn8WvXFoDAEG042HEp/Xw==, figureFileBig=N6ZggGAQVzpIq6e1vXbQgw==, tableContent=null), ArticleFig(id=1263881710836527318, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图3, caption=
磁路间涡流的相互影响, figureFileSmall=TYn8WvXFoDAEG042HEp/Xw==, figureFileBig=N6ZggGAQVzpIq6e1vXbQgw==, tableContent=null), ArticleFig(id=1263881711738302683, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.4, caption=
Magnetic flux path of the magnetic coupler, figureFileSmall=zvNMQ/c994G8jTKaBXXTJw==, figureFileBig=X1M6OIu+JDmKQl8lBmvqOA==, tableContent=null), ArticleFig(id=1263881712572969185, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图4, caption=
磁力耦合器磁通路径, figureFileSmall=zvNMQ/c994G8jTKaBXXTJw==, figureFileBig=X1M6OIu+JDmKQl8lBmvqOA==, tableContent=null), ArticleFig(id=1263881715215380722, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.5, caption=
Equivalent magnetic circuit model, figureFileSmall=IGPERqfytdJJ7CRy3Vj4XQ==, figureFileBig=iYPdqw1p8PXT3KXbdcy/SA==, tableContent=null), ArticleFig(id=1263881715949383926, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图5, caption=
等效磁路模型, figureFileSmall=IGPERqfytdJJ7CRy3Vj4XQ==, figureFileBig=iYPdqw1p8PXT3KXbdcy/SA==, tableContent=null), ArticleFig(id=1263881717505470723, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.6, caption=
Simplified equivalent magnetic circuit model, figureFileSmall=PC+p+KjLuN9PO0SQHp5IEQ==, figureFileBig=l1oF+CGkM4q3k0qufvoF4g==, tableContent=null), ArticleFig(id=1263881720017858828, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图6, caption=
简化后的等效磁路模型, figureFileSmall=PC+p+KjLuN9PO0SQHp5IEQ==, figureFileBig=l1oF+CGkM4q3k0qufvoF4g==, tableContent=null), ArticleFig(id=1263881720642810133, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.7, caption=
Coordinate system for the induction magnetic field calculation, figureFileSmall=mS5NA//znUzm94o+kvhNXw==, figureFileBig=letdttaW2ML2h6VRMz8rDQ==, tableContent=null), ArticleFig(id=1263881721410367776, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图7, caption=
感应磁场计算坐标系, figureFileSmall=mS5NA//znUzm94o+kvhNXw==, figureFileBig=letdttaW2ML2h6VRMz8rDQ==, tableContent=null), ArticleFig(id=1263881722215674152, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.8, caption=
3D simulation model of the magnetic coupler, figureFileSmall=yFjlAk0rca/B04MwfplcWg==, figureFileBig=oAcb8BI4X3Ak56FfvLkbdg==, tableContent=null), ArticleFig(id=1263881724354769196, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图8, caption=
磁力耦合器三维仿真模型, figureFileSmall=yFjlAk0rca/B04MwfplcWg==, figureFileBig=oAcb8BI4X3Ak56FfvLkbdg==, tableContent=null), ArticleFig(id=1263881725575311669, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.9, caption=
Distribution of the air gap magnetic field, figureFileSmall=qEMIUo/xTZOG+/iQH5sCbA==, figureFileBig=+bhBvo29DhN9OZoSIu19oQ==, tableContent=null), ArticleFig(id=1263881726401589562, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图9, caption=
气隙磁场分布, figureFileSmall=qEMIUo/xTZOG+/iQH5sCbA==, figureFileBig=+bhBvo29DhN9OZoSIu19oQ==, tableContent=null), ArticleFig(id=1263881728830091586, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.10, caption=
Eddy currents in the conductor disk, figureFileSmall=eETFCi7hyHBmbH9N7RennA==, figureFileBig=s9xXLq4wYztf4+LtULvcoA==, tableContent=null), ArticleFig(id=1263881729685729608, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图10, caption=
导体盘内的涡流, figureFileSmall=eETFCi7hyHBmbH9N7RennA==, figureFileBig=s9xXLq4wYztf4+LtULvcoA==, tableContent=null), ArticleFig(id=1263881730990158160, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.11, caption=
Curves of the torque variation with the time under different air gap thicknesses, figureFileSmall=H0J38rSoO3/0uW08Tns6ng==, figureFileBig=7tVXuZTqg5YDA23IQ8y6DQ==, tableContent=null), ArticleFig(id=1263881734823752024, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图11, caption=
不同气隙厚度下转矩随时间变化的关系曲线, figureFileSmall=H0J38rSoO3/0uW08Tns6ng==, figureFileBig=7tVXuZTqg5YDA23IQ8y6DQ==, tableContent=null), ArticleFig(id=1263881735742304610, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.12, caption=
Curves of the mechanical characteristic, figureFileSmall=OU9Cpz8wy8Qmqh+pPoRKag==, figureFileBig=UIT9v7gstBMKW+F8XrLJlg==, tableContent=null), ArticleFig(id=1263881737659101542, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图12, caption=
机械特性曲线, figureFileSmall=OU9Cpz8wy8Qmqh+pPoRKag==, figureFileBig=UIT9v7gstBMKW+F8XrLJlg==, tableContent=null), ArticleFig(id=1263881738468602222, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.13, caption=
Test measurement platform, figureFileSmall=byA3SwbLvpnEbt9PuB9Y6w==, figureFileBig=AOFIGoisX5uG3YEOwmvh+A==, tableContent=null), ArticleFig(id=1263881739307463031, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图13, caption=
试验测量平台, figureFileSmall=byA3SwbLvpnEbt9PuB9Y6w==, figureFileBig=AOFIGoisX5uG3YEOwmvh+A==, tableContent=null), ArticleFig(id=1263881739731087740, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.14, caption=
Relation curves of the torque variation with the speed difference, figureFileSmall=oS+hSiD1eCTXX22x1Do7kA==, figureFileBig=UDJRDqyJu5dumHMt5cI7eQ==, tableContent=null), ArticleFig(id=1263881740150518146, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图14, caption=
转矩随转速差变化的关系曲线, figureFileSmall=oS+hSiD1eCTXX22x1Do7kA==, figureFileBig=UDJRDqyJu5dumHMt5cI7eQ==, tableContent=null), ArticleFig(id=1263881741975040393, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Fig.15, caption=
Relation curves of the torque variation with the air gap length, figureFileSmall=8vcop3emeoOhaC3LFpQJUg==, figureFileBig=WSwwwCbDrvEUccNqaSyWGQ==, tableContent=null), ArticleFig(id=1263881742339944848, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=CN, label=图15, caption=
转矩随气隙厚度变化的关系曲线, figureFileSmall=8vcop3emeoOhaC3LFpQJUg==, figureFileBig=WSwwwCbDrvEUccNqaSyWGQ==, tableContent=null), ArticleFig(id=1263881743501767065, tenantId=1146029695717560320, journalId=1263187878914834467, articleId=1263881626900116161, language=EN, label=Tab. 1, caption=
Structural parameters of the magnetic coupler
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 值 | 参数 | 值 |
|---|
| 永磁体厚度tm/mm | 10 | 铜导体内半径r3/mm | 75 |
| 永磁体轭铁厚度tmb/mm | 10 | 铜导体外半径r4/mm | 130 |
| 铜盘厚度tc/mm | 10 | 齿槽内半径r5/mm | 80 |
| 铜盘轭铁厚度tcb/mm | 10 | 齿槽外半径r6/mm | 125 |
| 永磁体内半径r1/mm | 80 | 铜导体极弧角θc/(°) | 15 |
| 永磁体外半径r2/mm | 125 | 齿槽极弧角θs/(°) | 7.5 |
| 永磁体径向长度lp/mm | 45 | 永磁体极对数p | 9 |
| 永磁体极弧角θm/(°) | 20 | 气隙厚度g/mm | 2~12 |
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磁力耦合器的结构参数
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| 参数 | 值 | 参数 | 值 |
|---|
| 永磁体厚度tm/mm | 10 | 铜导体内半径r3/mm | 75 |
| 永磁体轭铁厚度tmb/mm | 10 | 铜导体外半径r4/mm | 130 |
| 铜盘厚度tc/mm | 10 | 齿槽内半径r5/mm | 80 |
| 铜盘轭铁厚度tcb/mm | 10 | 齿槽外半径r6/mm | 125 |
| 永磁体内半径r1/mm | 80 | 铜导体极弧角θc/(°) | 15 |
| 永磁体外半径r2/mm | 125 | 齿槽极弧角θs/(°) | 7.5 |
| 永磁体径向长度lp/mm | 45 | 永磁体极对数p | 9 |
| 永磁体极弧角θm/(°) | 20 | 气隙厚度g/mm | 2~12 |
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Material properties of the magnetic coupler
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| 参数 | 值 |
|---|
| 永磁体矫顽力Hp/(A/m) | -868 000 |
| 真空磁导率μ0/(H/m) | 4π×10-7 |
| 永磁体相对磁导率μr | 1.099 |
| 铜导体电导率σc/(S/m) | 5.7×107 |
| 导体轭铁电导率σi/(S/m) | 2×106 |
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磁力耦合器的材料特性
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| 参数 | 值 |
|---|
| 永磁体矫顽力Hp/(A/m) | -868 000 |
| 真空磁导率μ0/(H/m) | 4π×10-7 |
| 永磁体相对磁导率μr | 1.099 |
| 铜导体电导率σc/(S/m) | 5.7×107 |
| 导体轭铁电导率σi/(S/m) | 2×106 |
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