Article(id=1217789887261102831, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1217789884081820362, articleNumber=null, orderNo=null, doi=10.12404/j.issn.1671-1815.2407170, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1727193600000, receivedDateStr=2024-09-25, revisedDate=1744905600000, revisedDateStr=2025-04-18, acceptedDate=null, acceptedDateStr=null, onlineDate=1768273334565, onlineDateStr=2026-01-13, pubDate=1753632000000, pubDateStr=2025-07-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1768273334565, onlineIssueDateStr=2026-01-13, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1768273334565, creator=13701087609, updateTime=1768273334565, updator=13701087609, issue=Issue{id=1217789884081820362, tenantId=1146029695717560320, journalId=1146123166801305609, year='2025', volume='25', issue='21', pageStart='8761', pageEnd='9209', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1768273333807, creator=13701087609, updateTime=1768273602927, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1217791012932604619, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1217789884081820362, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1217791012932604620, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1217789884081820362, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=8926, endPage=8935, ext={EN=ArticleExt(id=1217789888112546568, articleId=1217789887261102831, tenantId=1146029695717560320, journalId=1146123166801305609, language=EN, title=Design and Simulation of Coaxial Permanent Magnet Synchronous Motor, columnId=1156262733675876713, journalTitle=Science Technology and Engineering, columnName=Papers·Electrical Technology, runingTitle=null, highlight=null, articleAbstract=
As the trend toward more-electric and all-electric aircraft accelerates, multi-electric engines have become a key technology. A coaxial high-torque permanent magnet synchronous motor based on a new type of rotary cylinder disc engine was designed to achieve the integration of the engine and the motor. Firstly, based on the relationship between the engine performance parameters and the drive shaft, the coaxial structure and motor dimensions were determined. Secondly, the inhibitory effect of the number and size of the flat wire winding layers on copper loss was analyzed through the finite element soft analysis. Meanwhile, the motor topology was optimized by using the rotor segmented inclined pole, auxiliary slot and Taguchi algorithm to reduce the cog-slot torque, rated torque ripple, stator iron loss and air-gap magnetic flux density distortion rate of the motor, significantly improving the electromagnetic performance. Finally, the various working conditions of the motor were simulated, the driving and power generation efficiencies were calculated, and it is verified that the motor does not demagnetize under the condition of large current. Results indicate the motor delivers 200 N·m of torque at a rated speed of 6 000 r/min, with a peak torque of 400 N·m and a maximum power output of 250 kW in high-speed generation mode, meeting all design specifications.
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随着飞机多电化/全电化趋势的推进,多电发动机成为核心技术。设计了一种基于新型转缸式摆盘发动机的共轴高转矩永磁同步电机,实现发动机与电机一体化。首先,根据发动机性能参数和传动轴的关系,确定共轴结构和电机尺寸。其次,通过有限元软件分析扁线绕组层数和尺寸对铜损的抑制作用。同时,采用转子分段斜极、辅助槽和田口算法对电机拓扑结构进行优化,降低电机齿槽转矩、额定转矩脉动、定子铁损及气隙磁密畸变率,显著提升电磁性能。最后,对电机各工况仿真,计算驱动与发电效率,并验证在大电流条件下电机不发生退磁现象。结果表明: 电机在6 000 r/min额定转速下,输出转矩200 N·m,并处于高效运行区,电机峰值转矩可达400 N·m,高速发电恒功率区功率达到250 kW,满足设计规范要求。
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徐璋(1999—),男,汉族,重庆人,硕士研究生。研究方向:永磁电机设计与仿真。E-mail:xz608928@163.com。
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徐璋(1999—),男,汉族,重庆人,硕士研究生。研究方向:永磁电机设计与仿真。E-mail:xz608928@163.com。
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Configuration of the plating engine, figureFileSmall=wyyUHBTQmPFKaxziEkWblA==, figureFileBig=EnrTpfieVSQF+xetYBacmQ==, tableContent=null), ArticleFig(id=1217860120218882735, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图1, caption=
摆盘发动机结构, figureFileSmall=wyyUHBTQmPFKaxziEkWblA==, figureFileBig=EnrTpfieVSQF+xetYBacmQ==, tableContent=null), ArticleFig(id=1217860120449569479, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.2, caption=
Plating engine shaft and motor shaft, figureFileSmall=CKdV6XaVRZLn/HxlVZ32Ow==, figureFileBig=EboDkC0l3G6NHbPJGRyuFw==, tableContent=null), ArticleFig(id=1217860120587981518, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图2, caption=
摆盘发动机轴与电机轴, figureFileSmall=CKdV6XaVRZLn/HxlVZ32Ow==, figureFileBig=EboDkC0l3G6NHbPJGRyuFw==, tableContent=null), ArticleFig(id=1217860120797696729, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.3, caption=
Coaxial configuration motor system, figureFileSmall=8QaIEsjGoL68hmrePnHigw==, figureFileBig=/yhTMeMxa36k0MbYbSMAsQ==, tableContent=null), ArticleFig(id=1217860120973857515, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图3, caption=
共轴式电机系统, figureFileSmall=8QaIEsjGoL68hmrePnHigw==, figureFileBig=/yhTMeMxa36k0MbYbSMAsQ==, tableContent=null), ArticleFig(id=1217860121103880947, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.4, caption=
Winding structure, figureFileSmall=8r0PlS6rTpF0b99lGGS+EA==, figureFileBig=KvErbR9zP9VnUawA6K8ZbQ==, tableContent=null), ArticleFig(id=1217860121200349945, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图4, caption=
绕组结构, figureFileSmall=8r0PlS6rTpF0b99lGGS+EA==, figureFileBig=KvErbR9zP9VnUawA6K8ZbQ==, tableContent=null), ArticleFig(id=1217860121321984774, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.5, caption=
AC loss coefficient curve, figureFileSmall=JeaLheUQNW++QejpJuEJGg==, figureFileBig=sltuciRYthIdpkqaEP/X/g==, tableContent=null), ArticleFig(id=1217860121527505683, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图5, caption=
交流损耗系数曲线 Rac/Rdc表示交流电阻与直流电阻的比值
, figureFileSmall=JeaLheUQNW++QejpJuEJGg==, figureFileBig=sltuciRYthIdpkqaEP/X/g==, tableContent=null), ArticleFig(id=1217860121607197473, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.6, caption=
Total copper loss and aspect ratio, figureFileSmall=sEeNhxl7+8f6zrYBeqO1pg==, figureFileBig=V5LtvhjRx6Ki/Halit4ymw==, tableContent=null), ArticleFig(id=1217860121707860779, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图6, caption=
总铜损与长宽比关系, figureFileSmall=sEeNhxl7+8f6zrYBeqO1pg==, figureFileBig=V5LtvhjRx6Ki/Halit4ymw==, tableContent=null), ArticleFig(id=1217860121888215863, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.7, caption=
Motor stator winding model, figureFileSmall=ZnmK2yKg/UkZwdI987SOMg==, figureFileBig=HLRFbfVp6J3kF+uciT/8aw==, tableContent=null), ArticleFig(id=1217860122064376646, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图7, caption=
电机定子绕组模型, figureFileSmall=ZnmK2yKg/UkZwdI987SOMg==, figureFileBig=HLRFbfVp6J3kF+uciT/8aw==, tableContent=null), ArticleFig(id=1217860122328617814, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.8, caption=
Auxiliary slot, figureFileSmall=Ahy8vrHOSFeG6ZMUrxVgyg==, figureFileBig=j0iTUBgJYs6NV8QTT0ssQg==, tableContent=null), ArticleFig(id=1217860122542527326, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图8, caption=
辅助槽 d1、θ1为第一对辅助槽槽深与槽对应电角度;d2、θ2为第二对辅助槽槽深与槽对应电角度
, figureFileSmall=Ahy8vrHOSFeG6ZMUrxVgyg==, figureFileBig=j0iTUBgJYs6NV8QTT0ssQg==, tableContent=null), ArticleFig(id=1217860122664162155, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.9, caption=
Peak torque of auxiliary groove and tooth groove, figureFileSmall=R7vMErT2CDD/HjxQV6tRPg==, figureFileBig=H5Q4vuFqRBF6IJn2lIpZog==, tableContent=null), ArticleFig(id=1217860122773214071, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图9, caption=
辅助槽与齿槽转矩峰值关系, figureFileSmall=R7vMErT2CDD/HjxQV6tRPg==, figureFileBig=H5Q4vuFqRBF6IJn2lIpZog==, tableContent=null), ArticleFig(id=1217860122861294468, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.10, caption=
Influence of θ2 on peak torque of tooth groove, figureFileSmall=YllIy03FHOgLSy/Bh7JOlA==, figureFileBig=trjxRZstmEGQtSUYLVWvAg==, tableContent=null), ArticleFig(id=1217860122978734990, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图10, caption=
θ2对齿槽转矩影响, figureFileSmall=YllIy03FHOgLSy/Bh7JOlA==, figureFileBig=trjxRZstmEGQtSUYLVWvAg==, tableContent=null), ArticleFig(id=1217860123079398295, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.11, caption=
Effect of number of segments on output torque, figureFileSmall=qG9pcrfpZlhxV4KYOxy9Lg==, figureFileBig=X2e8jQGGwNO0oxROdg0S7g==, tableContent=null), ArticleFig(id=1217860123205227422, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图11, caption=
分段数对输出转矩影响, figureFileSmall=qG9pcrfpZlhxV4KYOxy9Lg==, figureFileBig=X2e8jQGGwNO0oxROdg0S7g==, tableContent=null), ArticleFig(id=1217860123326862250, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.12, caption=
Motor optimization parameter, figureFileSmall=gmBuYg3kjHnHfaFfAYZUaA==, figureFileBig=UVqx5ctDLFX9SFaJcAvaww==, tableContent=null), ArticleFig(id=1217860123435914160, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图12, caption=
电机优化参数, figureFileSmall=gmBuYg3kjHnHfaFfAYZUaA==, figureFileBig=UVqx5ctDLFX9SFaJcAvaww==, tableContent=null), ArticleFig(id=1217860123557548987, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.13, caption=
No-load magnetic field and magnetic dense cloud, figureFileSmall=7MzuHmXyz0XHviujSX+uuQ==, figureFileBig=LfSjvyb5PLrs6LWT4cK8qw==, tableContent=null), ArticleFig(id=1217860123708543942, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图13, caption=
空载磁力线与磁密云图, figureFileSmall=7MzuHmXyz0XHviujSX+uuQ==, figureFileBig=LfSjvyb5PLrs6LWT4cK8qw==, tableContent=null), ArticleFig(id=1217860123817595854, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.14, caption=
Air-gap flux density, figureFileSmall=R4wRfci6MOHrjvD6q42l5Q==, figureFileBig=VVq5F9kK4QliglQ4Xvzk0w==, tableContent=null), ArticleFig(id=1217860123968590806, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图14, caption=
气隙磁密, figureFileSmall=R4wRfci6MOHrjvD6q42l5Q==, figureFileBig=VVq5F9kK4QliglQ4Xvzk0w==, tableContent=null), ArticleFig(id=1217860125323351008, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.15, caption=
Line counter-electromotive force, figureFileSmall=bB3oJ/Ue1BLUdyMw971fBA==, figureFileBig=ozRxp9KpPm8q3EFnTM26kw==, tableContent=null), ArticleFig(id=1217860125474345962, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图15, caption=
线反电势, figureFileSmall=bB3oJ/Ue1BLUdyMw971fBA==, figureFileBig=ozRxp9KpPm8q3EFnTM26kw==, tableContent=null), ArticleFig(id=1217860125591786478, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.16, caption=
Out-of-character profile, figureFileSmall=ifJ/JyCkt+ukhnE1nubE1Q==, figureFileBig=33KCRnQnkL0Smy/JYCfcYw==, tableContent=null), ArticleFig(id=1217860125751170041, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图16, caption=
外特性曲线, figureFileSmall=ifJ/JyCkt+ukhnE1nubE1Q==, figureFileBig=33KCRnQnkL0Smy/JYCfcYw==, tableContent=null), ArticleFig(id=1217860125885387776, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.17, caption=
Efficiency map, figureFileSmall=p78EzOzwO7uG/S358B5Sbg==, figureFileBig=Co5nuOD1IayB++G1Jfm0bw==, tableContent=null), ArticleFig(id=1217860126027993099, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图17, caption=
电机效率Map图, figureFileSmall=p78EzOzwO7uG/S358B5Sbg==, figureFileBig=Co5nuOD1IayB++G1Jfm0bw==, tableContent=null), ArticleFig(id=1217860126183182352, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.18, caption=
Motor external characteristic curve, figureFileSmall=fWYlLMp04GFZVrcWfcRWmA==, figureFileBig=bpnungMk/azgDnrzHFqYZg==, tableContent=null), ArticleFig(id=1217860126304817175, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图18, caption=
电机外特性曲线, figureFileSmall=fWYlLMp04GFZVrcWfcRWmA==, figureFileBig=bpnungMk/azgDnrzHFqYZg==, tableContent=null), ArticleFig(id=1217860126384508958, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.19, caption=
Demagnetizing check, figureFileSmall=Txg/l7gMoVCMumAO+q9Cww==, figureFileBig=mCKkwNJAnJipFNZp51rCSQ==, tableContent=null), ArticleFig(id=1217860126510338086, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图19, caption=
退磁校核, figureFileSmall=Txg/l7gMoVCMumAO+q9Cww==, figureFileBig=mCKkwNJAnJipFNZp51rCSQ==, tableContent=null), ArticleFig(id=1217860126590029869, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.20, caption=
Return line, figureFileSmall=aN62dOHZ5+XTizyfNFKNTA==, figureFileBig=YIyhKlizFwdnXk4kTyCD+A==, tableContent=null), ArticleFig(id=1217860126732636216, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图20, caption=
回复线, figureFileSmall=aN62dOHZ5+XTizyfNFKNTA==, figureFileBig=YIyhKlizFwdnXk4kTyCD+A==, tableContent=null), ArticleFig(id=1217860126917185604, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Fig.21, caption=
Demagnetizing rate simulation, figureFileSmall=F2wIpAkpee4REApgtbHEIA==, figureFileBig=ZvI/x113cL70kpjx7iNKXQ==, tableContent=null), ArticleFig(id=1217860127051403338, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=图21, caption=
退磁率仿真, figureFileSmall=F2wIpAkpee4REApgtbHEIA==, figureFileBig=ZvI/x113cL70kpjx7iNKXQ==, tableContent=null), ArticleFig(id=1217860127185621071, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 1, caption=
Main parameters of DK single diaphragm coupling
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
| 额定转矩/(N·m) | 238 |
| 最大转矩/(N·m) | 476 |
| 最高转速/(r·min-1) | 13 000 |
| 拧紧力矩/(N·m) | 16.5 |
| 径向偏差/mm | 0.12 |
| 角度偏差/(°) | 1 |
| 轴向偏差/mm | 1.2 |
), ArticleFig(id=1217860127349198934, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表1, caption=
DK单膜片联轴器主要技术参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
| 额定转矩/(N·m) | 238 |
| 最大转矩/(N·m) | 476 |
| 最高转速/(r·min-1) | 13 000 |
| 拧紧力矩/(N·m) | 16.5 |
| 径向偏差/mm | 0.12 |
| 角度偏差/(°) | 1 |
| 轴向偏差/mm | 1.2 |
), ArticleFig(id=1217860127449862232, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 2, caption=
Motor initial data
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 值 |
| 额定转矩/(N·m) | 200 |
| 额定转速/(r·min-1) | 6 000 |
| 峰值转矩/(N·m) | 430 |
| 额定电流/A | 160 |
| 峰值电流/A | 320 |
| 电机相数 | 3 |
), ArticleFig(id=1217860127575691361, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表2, caption=
电机初始数据
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 值 |
| 额定转矩/(N·m) | 200 |
| 额定转速/(r·min-1) | 6 000 |
| 峰值转矩/(N·m) | 430 |
| 额定电流/A | 160 |
| 峰值电流/A | 320 |
| 电机相数 | 3 |
), ArticleFig(id=1217860127659577446, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 3, caption=
Primary parameters of motor
, figureFileSmall=null, figureFileBig=null, tableContent=
| 电机参数 | 数值 |
| 定子外径D1/mm | 220 |
| 定子内径Di1/mm | 152 |
| 转子内径Di2/mm | 150 |
| 铁心长度Lef/mm | 132 |
| 极槽数 | 8,48 |
| 极距τ/mm | 59.7 |
| 槽型 | 槽类型 | 平行齿槽 |
| 槽绝缘厚/mm | 0.2 |
| 槽有效面积QS/mm2 | 94.48 |
| 槽满率Sf/% | 73.2 |
), ArticleFig(id=1217860127894458476, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表3, caption=
电机初级参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 电机参数 | 数值 |
| 定子外径D1/mm | 220 |
| 定子内径Di1/mm | 152 |
| 转子内径Di2/mm | 150 |
| 铁心长度Lef/mm | 132 |
| 极槽数 | 8,48 |
| 极距τ/mm | 59.7 |
| 槽型 | 槽类型 | 平行齿槽 |
| 槽绝缘厚/mm | 0.2 |
| 槽有效面积QS/mm2 | 94.48 |
| 槽满率Sf/% | 73.2 |
), ArticleFig(id=1217860128011898995, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 4, caption=
Parameter optimization level
, figureFileSmall=null, figureFileBig=null, tableContent=
| 优化因子 | 水平1 | 水平2 | 水平3 | 水平4 | 水平5 |
| d2/mm | 1.4 | 1.6 | 1.8 | 2 | 2.2 |
| σ/mm | 0.7 | 0.8 | 0.9 | 1 | 1.1 |
| BS0/mm | 1.5 | 2 | 2.5 | 3 | 3.5 |
| CW1/mm | 4 | 4.5 | 5 | 5.5 | 6 |
| CW2/mm | 0.75 | 0.8 | 0.85 | 0.9 | 0.95 |
), ArticleFig(id=1217860128146116730, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表4, caption=
参数优化水平
, figureFileSmall=null, figureFileBig=null, tableContent=
| 优化因子 | 水平1 | 水平2 | 水平3 | 水平4 | 水平5 |
| d2/mm | 1.4 | 1.6 | 1.8 | 2 | 2.2 |
| σ/mm | 0.7 | 0.8 | 0.9 | 1 | 1.1 |
| BS0/mm | 1.5 | 2 | 2.5 | 3 | 3.5 |
| CW1/mm | 4 | 4.5 | 5 | 5.5 | 6 |
| CW2/mm | 0.75 | 0.8 | 0.85 | 0.9 | 0.95 |
), ArticleFig(id=1217860128271945858, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 5, caption=
Orthogonal matrix and results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 次数 | 实验矩阵 | TR/ % | PFe/ W | Tcog/ (mN·m) | THD/ % |
| d2 | σ | BS0 | CW1 | CW2 |
| 1 | 1 | 1 | 1 | 1 | 1 | 3.60 | 736.31 | 334.24 | 20.95 |
| 2 | 1 | 2 | 2 | 2 | 2 | 3.46 | 697.52 | 469.18 | 21.53 |
| 3 | 1 | 3 | 3 | 3 | 3 | 3.61 | 665.35 | 428.10 | 23.37 |
| 4 | 1 | 4 | 4 | 4 | 4 | 4.02 | 637.41 | 516.31 | 26.06 |
| 5 | 1 | 5 | 5 | 5 | 5 | 3.52 | 601.98 | 214.64 | 28.31 |
| 6 | 2 | 1 | 2 | 3 | 4 | 3.44 | 719.96 | 241.91 | 27.57 |
| 7 | 2 | 2 | 3 | 4 | 5 | 3.77 | 686.45 | 343.94 | 25.15 |
| 8 | 2 | 3 | 4 | 5 | 1 | 4.23 | 658.57 | 246.99 | 27.99 |
| 9 | 2 | 4 | 5 | 1 | 2 | 3.55 | 638.09 | 446.45 | 28.91 |
| 10 | 2 | 5 | 1 | 2 | 3 | 2.75 | 649.84 | 239.23 | 16.93 |
| 11 | 3 | 1 | 3 | 5 | 2 | 4.21 | 710.93 | 856.08 | 27.53 |
| 12 | 3 | 2 | 4 | 1 | 3 | 4.63 | 694.15 | 676.14 | 28.35 |
| 13 | 3 | 3 | 5 | 2 | 4 | 4.47 | 658.38 | 974.39 | 30.58 |
| 14 | 3 | 4 | 1 | 3 | 5 | 2.95 | 668.28 | 140.08 | 18.33 |
| 15 | 3 | 5 | 2 | 4 | 1 | 3.19 | 636.44 | 233.56 | 20.00 |
| 16 | 4 | 1 | 4 | 2 | 5 | 5.60 | 716.00 | 1 047.54 | 30.66 |
| 17 | 4 | 2 | 5 | 3 | 1 | 5.40 | 681.1 | 1 363.39 | 32.88 |
| 18 | 4 | 3 | 1 | 4 | 2 | 3.24 | 690.48 | 128.39 | 20.00 |
| 19 | 4 | 4 | 2 | 5 | 3 | 3.28 | 656.75 | 153.41 | 21.75 |
| 20 | 4 | 5 | 3 | 1 | 4 | 3.08 | 639.26 | 228.16 | 22.17 |
| 21 | 5 | 1 | 5 | 4 | 3 | 6.47 | 705.69 | 1 523.70 | 35.43 |
| 22 | 5 | 2 | 1 | 5 | 4 | 3.85 | 713.25 | 217.68 | 22.06 |
| 23 | 5 | 3 | 2 | 1 | 5 | 3.32 | 689.82 | 496.15 | 22.06 |
| 24 | 5 | 4 | 3 | 2 | 1 | 3.57 | 659.70 | 434.41 | 23.92 |
| 25 | 5 | 5 | 4 | 3 | 2 | 4.05 | 631.72 | 449.37 | 26.28 |
), ArticleFig(id=1217860128397774983, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表5, caption=
正交矩阵及结果
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| 次数 | 实验矩阵 | TR/ % | PFe/ W | Tcog/ (mN·m) | THD/ % |
| d2 | σ | BS0 | CW1 | CW2 |
| 1 | 1 | 1 | 1 | 1 | 1 | 3.60 | 736.31 | 334.24 | 20.95 |
| 2 | 1 | 2 | 2 | 2 | 2 | 3.46 | 697.52 | 469.18 | 21.53 |
| 3 | 1 | 3 | 3 | 3 | 3 | 3.61 | 665.35 | 428.10 | 23.37 |
| 4 | 1 | 4 | 4 | 4 | 4 | 4.02 | 637.41 | 516.31 | 26.06 |
| 5 | 1 | 5 | 5 | 5 | 5 | 3.52 | 601.98 | 214.64 | 28.31 |
| 6 | 2 | 1 | 2 | 3 | 4 | 3.44 | 719.96 | 241.91 | 27.57 |
| 7 | 2 | 2 | 3 | 4 | 5 | 3.77 | 686.45 | 343.94 | 25.15 |
| 8 | 2 | 3 | 4 | 5 | 1 | 4.23 | 658.57 | 246.99 | 27.99 |
| 9 | 2 | 4 | 5 | 1 | 2 | 3.55 | 638.09 | 446.45 | 28.91 |
| 10 | 2 | 5 | 1 | 2 | 3 | 2.75 | 649.84 | 239.23 | 16.93 |
| 11 | 3 | 1 | 3 | 5 | 2 | 4.21 | 710.93 | 856.08 | 27.53 |
| 12 | 3 | 2 | 4 | 1 | 3 | 4.63 | 694.15 | 676.14 | 28.35 |
| 13 | 3 | 3 | 5 | 2 | 4 | 4.47 | 658.38 | 974.39 | 30.58 |
| 14 | 3 | 4 | 1 | 3 | 5 | 2.95 | 668.28 | 140.08 | 18.33 |
| 15 | 3 | 5 | 2 | 4 | 1 | 3.19 | 636.44 | 233.56 | 20.00 |
| 16 | 4 | 1 | 4 | 2 | 5 | 5.60 | 716.00 | 1 047.54 | 30.66 |
| 17 | 4 | 2 | 5 | 3 | 1 | 5.40 | 681.1 | 1 363.39 | 32.88 |
| 18 | 4 | 3 | 1 | 4 | 2 | 3.24 | 690.48 | 128.39 | 20.00 |
| 19 | 4 | 4 | 2 | 5 | 3 | 3.28 | 656.75 | 153.41 | 21.75 |
| 20 | 4 | 5 | 3 | 1 | 4 | 3.08 | 639.26 | 228.16 | 22.17 |
| 21 | 5 | 1 | 5 | 4 | 3 | 6.47 | 705.69 | 1 523.70 | 35.43 |
| 22 | 5 | 2 | 1 | 5 | 4 | 3.85 | 713.25 | 217.68 | 22.06 |
| 23 | 5 | 3 | 2 | 1 | 5 | 3.32 | 689.82 | 496.15 | 22.06 |
| 24 | 5 | 4 | 3 | 2 | 1 | 3.57 | 659.70 | 434.41 | 23.92 |
| 25 | 5 | 5 | 4 | 3 | 2 | 4.05 | 631.72 | 449.37 | 26.28 |
), ArticleFig(id=1217860129790283917, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 6, caption=
Mean analysis
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| 优化因子 | 水平值 | TR/% | PFe/W | Tcog/(mN·m) | THD/% | |
| d2 | 1 | 3.642 | 667.7 | 392.5 | 24.04 | |
| 2 | 3.548 | 670.6 | 303.7 | 25.31 | |
| 3 | 3.89 | 673.6 | 576 | 24.96 | |
| 4 | 4.12 | 676.7 | 584.2 | 25.49 | |
| 5 | 4.252 | 680 | 624.3 | 25.95 | |
| σ | 1 | 4.664 | 717.8 | 800.7 | 28.43 | |
| 2 | 4.222 | 694.5 | 614.1 | 25.99 | |
| 3 | 3.774 | 672.5 | 454.8 | 24.8 | |
| 4 | 3.474 | 652 | 338.1 | 23.79 | |
| 5 | 3.318 | 631.8 | 273 | 22.74 | |
| BS0 | 1 | 3.278 | 691.6 | 211.9 | 19.65 | |
| 2 | 3.338 | 680.1 | 318.8 | 22.58 | |
| 3 | 3.648 | 672.3 | 458.1 | 24.43 | |
| 4 | 4.506 | 667.6 | 587.3 | 27.87 | |
| 5 | 4.682 | 657 | 904.5 | 31.22 | |
| CW1 | 1 | 3.636 | 679.5 | 436.2 | 24.49 | |
| 2 | 3.97 | 676.3 | 633 | 24.72 | |
| 3 | 3.89 | 673.3 | 524.6 | 25.69 | |
| 4 | 4.138 | 671.3 | 549.2 | 25.33 | |
| 5 | 3.818 | 668.3 | 337.8 | 25.53 | |
| CW2 | 1 | 3.998 | 674.4 | 522.5 | 25.15 | |
| 2 | 3.702 | 673.7 | 469.9 | 24.85 | |
| 3 | 4.148 | 674.4 | 604.1 | 25.17 | |
| 4 | 3.772 | 673.7 | 435.7 | 25.69 | |
| 5 | 3.832 | 672.5 | 448.5 | 24.9 | |
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均值分析
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| 优化因子 | 水平值 | TR/% | PFe/W | Tcog/(mN·m) | THD/% | |
| d2 | 1 | 3.642 | 667.7 | 392.5 | 24.04 | |
| 2 | 3.548 | 670.6 | 303.7 | 25.31 | |
| 3 | 3.89 | 673.6 | 576 | 24.96 | |
| 4 | 4.12 | 676.7 | 584.2 | 25.49 | |
| 5 | 4.252 | 680 | 624.3 | 25.95 | |
| σ | 1 | 4.664 | 717.8 | 800.7 | 28.43 | |
| 2 | 4.222 | 694.5 | 614.1 | 25.99 | |
| 3 | 3.774 | 672.5 | 454.8 | 24.8 | |
| 4 | 3.474 | 652 | 338.1 | 23.79 | |
| 5 | 3.318 | 631.8 | 273 | 22.74 | |
| BS0 | 1 | 3.278 | 691.6 | 211.9 | 19.65 | |
| 2 | 3.338 | 680.1 | 318.8 | 22.58 | |
| 3 | 3.648 | 672.3 | 458.1 | 24.43 | |
| 4 | 4.506 | 667.6 | 587.3 | 27.87 | |
| 5 | 4.682 | 657 | 904.5 | 31.22 | |
| CW1 | 1 | 3.636 | 679.5 | 436.2 | 24.49 | |
| 2 | 3.97 | 676.3 | 633 | 24.72 | |
| 3 | 3.89 | 673.3 | 524.6 | 25.69 | |
| 4 | 4.138 | 671.3 | 549.2 | 25.33 | |
| 5 | 3.818 | 668.3 | 337.8 | 25.53 | |
| CW2 | 1 | 3.998 | 674.4 | 522.5 | 25.15 | |
| 2 | 3.702 | 673.7 | 469.9 | 24.85 | |
| 3 | 4.148 | 674.4 | 604.1 | 25.17 | |
| 4 | 3.772 | 673.7 | 435.7 | 25.69 | |
| 5 | 3.832 | 672.5 | 448.5 | 24.9 | |
), ArticleFig(id=1217860130096468124, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 7, caption=
Variance and weight of optimization factors
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| 优化因子 | TR | | PFe |
| | 权重/% | | /W2 | 权重/% |
| d2 | 0.072 | 10.1 | | 18.862 | 1.73 |
| σ | 0.245 | 33.99 | | 920.776 | 84.39 |
| BS0 | 0.349 | 48.48 | | 135.886 | 12.45 |
| CW1 | 0.028 | 3.82 | | 15.095 | 1.38 |
| CW2 | 0.026 | 3.64 | | 0.483 | 0.04 |
| 优化因子 | Tcog | | THD |
| /(mN·m)2 | 权重/% | | | 权重/% |
| d2 | 15 666.314 | 12.63 | | 0.410 | 1.96 |
| σ | 36 629.690 | 29.53 | | 3.849 | 18.43 |
| BS0 | 57 751.386 | 46.56 | | 16.323 | 78.14 |
| CW1 | 10 204.071 | 8.23 | | 0.218 | 1.04 |
| CW2 | 3 792.262 | 3.06 | | 0.089 | 0.43 |
), ArticleFig(id=1217860130222297257, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表7, caption=
优化因子对优化目标的方差与权重
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| 优化因子 | TR | | PFe |
| | 权重/% | | /W2 | 权重/% |
| d2 | 0.072 | 10.1 | | 18.862 | 1.73 |
| σ | 0.245 | 33.99 | | 920.776 | 84.39 |
| BS0 | 0.349 | 48.48 | | 135.886 | 12.45 |
| CW1 | 0.028 | 3.82 | | 15.095 | 1.38 |
| CW2 | 0.026 | 3.64 | | 0.483 | 0.04 |
| 优化因子 | Tcog | | THD |
| /(mN·m)2 | 权重/% | | | 权重/% |
| d2 | 15 666.314 | 12.63 | | 0.410 | 1.96 |
| σ | 36 629.690 | 29.53 | | 3.849 | 18.43 |
| BS0 | 57 751.386 | 46.56 | | 16.323 | 78.14 |
| CW1 | 10 204.071 | 8.23 | | 0.218 | 1.04 |
| CW2 | 3 792.262 | 3.06 | | 0.089 | 0.43 |
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Performance comparison
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| 优化目标 | 优化前 | 优化后 |
| TR/% | 5.21 | 1.09 |
| PFe/W | 716 | 515 |
| Tcog/(mN·m) | 583 | 298 |
| THD/% | 28.76 | 21.75 |
), ArticleFig(id=1217860130452983991, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表8, caption=
田口优化前后性能对比
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| 优化目标 | 优化前 | 优化后 |
| TR/% | 5.21 | 1.09 |
| PFe/W | 716 | 515 |
| Tcog/(mN·m) | 583 | 298 |
| THD/% | 28.76 | 21.75 |
), ArticleFig(id=1217860130570424512, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 9, caption=
Magnetic density and back electromotive force harmonic analysis
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| 次数 | 双V磁密 幅值/T | 单V磁密 幅值/T | 双V反电 势幅值/V | 单V反电 势幅值/V |
| 1 | 0.867 | 0.766 | 1 236.483 | 1 002.236 |
| 3 | 0.034 | 0.129 | 0.019 | 0.179 |
| 5 | 0.047 | 0.036 | 13.498 | 15.706 |
| 7 | 0.014 | 0.007 | 1.583 | 1.834 |
| 9 | 0.004 | 0.074 | 0.021 | 0.287 |
| 11 | 0.103 | 0.094 | 9.088 | 1.235 |
| 13 | 0.028 | 0.064 | 1.092 | 3.072 |
| 15 | 0.024 | 0.032 | 0.061 | 0.466 |
), ArticleFig(id=1217860130700447942, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表9, caption=
磁密、反电势谐波分析
, figureFileSmall=null, figureFileBig=null, tableContent=
| 次数 | 双V磁密 幅值/T | 单V磁密 幅值/T | 双V反电 势幅值/V | 单V反电 势幅值/V |
| 1 | 0.867 | 0.766 | 1 236.483 | 1 002.236 |
| 3 | 0.034 | 0.129 | 0.019 | 0.179 |
| 5 | 0.047 | 0.036 | 13.498 | 15.706 |
| 7 | 0.014 | 0.007 | 1.583 | 1.834 |
| 9 | 0.004 | 0.074 | 0.021 | 0.287 |
| 11 | 0.103 | 0.094 | 9.088 | 1.235 |
| 13 | 0.028 | 0.064 | 1.092 | 3.072 |
| 15 | 0.024 | 0.032 | 0.061 | 0.466 |
), ArticleFig(id=1217860130788528329, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=EN, label=Table 10, caption=
Maximum of back electromotive force
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| 相 | 退磁前反电势/V | 退磁前反电势/V |
| A | 46.032 3 | 45.679 5 |
| B | 46.018 8 | 45.378 1 |
| C | 46.038 3 | 45.574 8 |
), ArticleFig(id=1217860130884997328, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1217789887261102831, language=CN, label=表10, caption=
反电势最大值
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| 相 | 退磁前反电势/V | 退磁前反电势/V |
| A | 46.032 3 | 45.679 5 |
| B | 46.018 8 | 45.378 1 |
| C | 46.038 3 | 45.574 8 |
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