Article(id=1190568681768894669, tenantId=1146029695717560320, journalId=1189987059142926344, issueId=1190568677100630212, articleNumber=null, orderNo=null, doi=10.19457/j.1001-2095.dqcd25806, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1712505600000, receivedDateStr=2024-04-08, revisedDate=1719331200000, revisedDateStr=2024-06-26, acceptedDate=null, acceptedDateStr=null, onlineDate=1761783293429, onlineDateStr=2025-10-30, pubDate=1750348800000, pubDateStr=2025-06-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1761783293429, onlineIssueDateStr=2025-10-30, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1761783293429, creator=13701087609, updateTime=1761783293429, updator=13701087609, issue=Issue{id=1190568677100630212, tenantId=1146029695717560320, journalId=1189987059142926344, year='2025', volume='55', issue='6', pageStart='3', pageEnd='96', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1761783292313, creator=13701087609, updateTime=1761785145031, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1190576448026063162, tenantId=1146029695717560320, journalId=1189987059142926344, issueId=1190568677100630212, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1190576448026063163, tenantId=1146029695717560320, journalId=1189987059142926344, issueId=1190568677100630212, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=3, endPage=10, ext={EN=ArticleExt(id=1190568682012164305, articleId=1190568681768894669, tenantId=1146029695717560320, journalId=1189987059142926344, language=EN, title=Accurate Simulation Calculation and Actual Measurement of Distributed Capacitance Parameters of Motor, columnId=null, journalTitle=Electric Drive, columnName=null, runingTitle=null, highlight=null, articleAbstract=
The common-mode equivalent circuit model of the motor is the basis for analyzing the electric erosion of bearings,especially for analyzing the technical problems and experimental phenomena of shaft voltage and shaft current,among which the centralized equivalent model is an important calculation basis for the key index of bearing electric erosion that is bearing voltage ratio (BVR),which can be evaluated in the early stage of motor design. The accurate simulation calculation of the distributed capacitance parameters of the centralized equivalent model were studied in depth. Firstly,the simulation calculation and comparison of the two-dimensional single-slot and full-model motors were carried out. Secondly,the influence of the stator winding end and the rotor end ring on the stray capacitance was considered,and the three-dimensional motor model was simulated and calculated,and the more accurate distributed capacitance parameters were obtained through comparative study. Finally,the parameters of YQ190-14 type traction motor were taken as an example,and the simulation calculation results and test results were compared and analyzed,and the accuracy of the simulation calculation results was verified.
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电机共模等效电路模型是分析电机轴承电蚀,尤其是轴电压、轴电流技术问题和实验现象的基础,其中集中等效模型是轴承电蚀关键指标——轴电压对共模电压的占比(BVR)的重要计算依据,可以在电机设计初期进行评估。对集中等效模型分布电容参数的精确仿真计算进行了深入研究,首先对二维单槽和电机全模型进行仿真计算对比研究,然后考虑定子绕组端部和转子端环对杂散电容的影响,对三维电机模型进行仿真计算研究,通过对比研究,获得较精确的分布电容参数,最后以YQ190-14型牵引电机为例,进行参数测定,对仿真计算结果和测试结果进行对比分析,验证了仿真计算结果的精确性。
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1 School of Rail Transit Locomotive and Vehicle,Hunan Railway Professional Technology College,Zhuzhou 412001,Hunan,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1190711531080925838, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, authorId=1190711530594386570, language=CN, stringName=吴冰, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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29(1):60-67., articleTitle=Calculation and measurement of coupling capacitances in AC motors based on bearing currents problem induced by PWM inverters, refAbstract=null), Reference(id=1190711541868675795, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, doi=null, pmid=null, pmcid=null, year=2015, volume=30, issue=14, pageStart=161, pageEnd=169, url=null, language=null, rfNumber=[11], rfOrder=16, authorNames=刘瑞芳, 李俊峰, 桑秉谦, journalName=电工技术学报, refType=null, unstructuredReference=刘瑞芳, 李俊峰, 桑秉谦, 等. 基于电磁场数值计算的变频供电感应电机耦合电容与轴电压的分析[J].
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LIU Ruifang,
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Transactions of China Electrotechnical Society,
2015,
30(14):161-169., articleTitle=Modeling of coupled capacitances and bearing voltage in induction motors fed by inverters based on numerical calculation of electromagenetic field, refAbstract=null), Reference(id=1190711542162277077, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, doi=null, pmid=null, pmcid=null, year=2014, volume=29, issue=S1, pageStart=124, pageEnd=131, url=null, language=null, rfNumber=[12], rfOrder=18, authorNames=王禹, 白保东, journalName=电工技术学报, refType=null, unstructuredReference=王禹, 白保东. 分布参数共模等效电路关键参数确定及轴承电流计算[J].
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WANG Yu,
BAI Baodong. Determination of key parameters in distribution parameters common mode equivalent circuit and calculation of the bearing currents[J].
Transactions of China Electrotechnical Society,
2014,
29(S1):124-131., articleTitle=Determination of key parameters in distribution parameters common mode equivalent circuit and calculation of the bearing currents, refAbstract=null)], funds=[Fund(id=1190711539750552258, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, awardId=2023YFB4202800, language=CN, fundingSource=国家重点研发计划项目(2023YFB4202800), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1190711530019766914, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, xref=1, ext=[AuthorCompanyExt(id=1190711530023961219, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, companyId=1190711530019766914, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 School of Rail Transit Locomotive and Vehicle,Hunan Railway Professional Technology College,Zhuzhou 412001,Hunan,China), AuthorCompanyExt(id=1190711530032349828, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, companyId=1190711530019766914, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 湖南铁道职业技术学院 轨道交通机车车辆学院,湖南 株洲 412001)]), AuthorCompany(id=1190711530351116933, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, xref=2, ext=[AuthorCompanyExt(id=1190711530359505542, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, companyId=1190711530351116933, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 Jiangsu CRRC Motor Co.,Ltd.,Yancheng 224100,Jiangsu,China), AuthorCompanyExt(id=1190711530367894151, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, companyId=1190711530351116933, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 江苏中车电机有限公司,江苏 盐城 224100)])], figs=[ArticleFig(id=1190711533014499998, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Fig.1, caption=
Centralized equivalent distributed capacitance of motor, figureFileSmall=M7o/p4pSMMbJEbi/G5OsIw==, figureFileBig=PXVORXHheCsjdd9Ud3vNbg==, tableContent=null), ArticleFig(id=1190711533115163295, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=图1, caption=
电机集中等效分布电容, figureFileSmall=M7o/p4pSMMbJEbi/G5OsIw==, figureFileBig=PXVORXHheCsjdd9Ud3vNbg==, tableContent=null), ArticleFig(id=1190711533257769632, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Fig.2, caption=
Centralized parameter equivalent model of motor without considering the influence of gearbox, figureFileSmall=FFc9ZiJWtJpxcWgTohiLVg==, figureFileBig=3xdgWE6xkQtqU9o4tjdAGA==, tableContent=null), ArticleFig(id=1190711534297957025, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=图2, caption=
电机集中参数等效电路模型(未考虑齿轮箱影响), figureFileSmall=FFc9ZiJWtJpxcWgTohiLVg==, figureFileBig=3xdgWE6xkQtqU9o4tjdAGA==, tableContent=null), ArticleFig(id=1190711534474117794, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Fig.3, caption=
Single-slot and full-model finite element models of motor, figureFileSmall=Te83LWWZkwr7dYV8Ru853Q==, figureFileBig=+5KytC9iUgG+tkcnPVSZmw==, tableContent=null), ArticleFig(id=1190711534675444387, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=图3, caption=
电机单槽与全模型有限元模型, figureFileSmall=Te83LWWZkwr7dYV8Ru853Q==, figureFileBig=+5KytC9iUgG+tkcnPVSZmw==, tableContent=null), ArticleFig(id=1190711534918714020, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Fig.4, caption=
Calculation model of capacitance of rotor at different positions, figureFileSmall=8m+CmMPrB/djCSB03PiU6g==, figureFileBig=3UJv/7XolzW3r3D4s7otjA==, tableContent=null), ArticleFig(id=1190711535078097573, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=图4, caption=
转子在不同位置下的电容计算模型, figureFileSmall=8m+CmMPrB/djCSB03PiU6g==, figureFileBig=3UJv/7XolzW3r3D4s7otjA==, tableContent=null), ArticleFig(id=1190711535216509606, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Fig.5, caption=
The simulation model of two-dimensional full model motor, figureFileSmall=i9WiPTOHVUmP9xVi2mHpAQ==, figureFileBig=EGNceoPg3prUFPn7V9CTTw==, tableContent=null), ArticleFig(id=1190711535321367207, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=图5, caption=
二维全模型电机仿真模型, figureFileSmall=i9WiPTOHVUmP9xVi2mHpAQ==, figureFileBig=EGNceoPg3prUFPn7V9CTTw==, tableContent=null), ArticleFig(id=1190711535405253288, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Fig.6, caption=
Three-dimensional simulation model and simulation calculation results of the motor, figureFileSmall=WX0pmMsw3DgTxy3epaLCZw==, figureFileBig=aeEoyveN3qNTcd6r/NfFwA==, tableContent=null), ArticleFig(id=1190711535518499497, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=图6, caption=
电机三维仿真模型与仿真计算结果, figureFileSmall=WX0pmMsw3DgTxy3epaLCZw==, figureFileBig=aeEoyveN3qNTcd6r/NfFwA==, tableContent=null), ArticleFig(id=1190711535652717226, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Fig.7, caption=
Three-dimensional simulation model and simulation calculation results of the motor considering the bearing oil seals at both ends, figureFileSmall=FXRCnGzmGjmjzgOb3EviYA==, figureFileBig=XRskTswuDC8ThNqOoljhgQ==, tableContent=null), ArticleFig(id=1190711535774352043, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=图7, caption=
考虑两端轴承油封时电机三维仿真模型与仿真结果, figureFileSmall=FXRCnGzmGjmjzgOb3EviYA==, figureFileBig=XRskTswuDC8ThNqOoljhgQ==, tableContent=null), ArticleFig(id=1190711535866626732, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Fig.8, caption=
Traction motor port capacitance measurement circuit diagram, figureFileSmall=Cqndg0NQu2BjQoHfhz/+Og==, figureFileBig=Pk1oPkZ8IS6O8GU/np7N1A==, tableContent=null), ArticleFig(id=1190711535984067245, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=图8, caption=
牵引电机端口电容测量电路图, figureFileSmall=Cqndg0NQu2BjQoHfhz/+Og==, figureFileBig=Pk1oPkZ8IS6O8GU/np7N1A==, tableContent=null), ArticleFig(id=1190711536181199534, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Tab.1, caption=
Dielectric constant of motor insulation material after dipping paint
, figureFileSmall=null, figureFileBig=null, tableContent=
| 绝缘结构 | 材料 | 相对介电常数 |
| 23 ℃ | 150 ℃ |
| 槽楔 | 聚酰亚胺胚布 | 2.25 | 2.85 |
| 楔下垫条 | NOME×410纸 | 2.13 | 2.06 |
| 线圈外包绝缘 | — | 3.17 | 3.01 |
| 中间垫条 | NOME×410纸 | 2.13 | 2.06 |
| 槽底垫条 | NOME×410纸 | 2.13 | 2.06 |
| 铜线外包绝缘 | 聚酰亚胺薄膜 | 1.69 | 1.69 |
| 轴承润滑脂 | 油脂 | 3.0 | — |
), ArticleFig(id=1190711536273474223, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表1, caption=
电机绝缘材料浸漆后的介电常数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 绝缘结构 | 材料 | 相对介电常数 |
| 23 ℃ | 150 ℃ |
| 槽楔 | 聚酰亚胺胚布 | 2.25 | 2.85 |
| 楔下垫条 | NOME×410纸 | 2.13 | 2.06 |
| 线圈外包绝缘 | — | 3.17 | 3.01 |
| 中间垫条 | NOME×410纸 | 2.13 | 2.06 |
| 槽底垫条 | NOME×410纸 | 2.13 | 2.06 |
| 铜线外包绝缘 | 聚酰亚胺薄膜 | 1.69 | 1.69 |
| 轴承润滑脂 | 油脂 | 3.0 | — |
), ArticleFig(id=1190711536369943216, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Tab.2, caption=
Capacitor calculation results and errors of single-slot model of motor
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | Cwf | Cwr | Crf |
| 数值/nF | 计算误差/% | 数值/nF | 计算误差/% | 数值/nF | 计算误差/% |
| 光滑转子模型 | 14.71 | -0.067 | 0.090 8 | 4.49 | 0.701 7 | 6.48 |
| 开槽转子模型 | 14.72 | 0 | 0.080 5 | -7.36 | 0.696 | 5.61 |
全电机 三维模型 | 14.72 | — | 0.086 9 | — | 0.659 | — |
), ArticleFig(id=1190711536462217905, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表2, caption=
电机单槽模型电容计算结果及误差
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | Cwf | Cwr | Crf |
| 数值/nF | 计算误差/% | 数值/nF | 计算误差/% | 数值/nF | 计算误差/% |
| 光滑转子模型 | 14.71 | -0.067 | 0.090 8 | 4.49 | 0.701 7 | 6.48 |
| 开槽转子模型 | 14.72 | 0 | 0.080 5 | -7.36 | 0.696 | 5.61 |
全电机 三维模型 | 14.72 | — | 0.086 9 | — | 0.659 | — |
), ArticleFig(id=1190711536567075506, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Tab.3, caption=
Calculation results and errors of stray capacitance of motor at different positions of rotor
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | Cwf | Cwr | Crf |
| 数值/pF | 计算误差/% | 数值/pF | 计算误差/% | 数值/pF | 计算误差/% |
| 1 | 14 715.06 | — | 86.87 | — | 659.100 6 | — |
| 2 | 14 715.06 | -3.6×10-7 | 86.87 | 6.2×10-5 | 659.059 2 | -6.3×10-5 |
| 3 | 14 715.05 | -6.1×10-7 | 86.88 | 1.03×10-4 | 658.983 6 | 1.78×10-4 |
| 4 | 14 715.07 | 2.4×10-7 | 86.87 | -4.1×10-5 | 658.942 2 | -2.4×10-4 |
), ArticleFig(id=1190711536671933107, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表3, caption=
转子不同位置下电机杂散电容计算结果及误差
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | Cwf | Cwr | Crf |
| 数值/pF | 计算误差/% | 数值/pF | 计算误差/% | 数值/pF | 计算误差/% |
| 1 | 14 715.06 | — | 86.87 | — | 659.100 6 | — |
| 2 | 14 715.06 | -3.6×10-7 | 86.87 | 6.2×10-5 | 659.059 2 | -6.3×10-5 |
| 3 | 14 715.05 | -6.1×10-7 | 86.88 | 1.03×10-4 | 658.983 6 | 1.78×10-4 |
| 4 | 14 715.07 | 2.4×10-7 | 86.87 | -4.1×10-5 | 658.942 2 | -2.4×10-4 |
), ArticleFig(id=1190711536797762228, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Tab.4, caption=
The coupling capacitance simulation results of two-dimensional full model motor
, figureFileSmall=null, figureFileBig=null, tableContent=
| 绝缘 | Cwf | Cwr | Crf |
| 数值/pF | 计算误差/% | 数值/pF | 计算误差/% | 数值/pF | 计算误差/% |
| 考虑绕组导体间绝缘 | 14 715.07 | — | 86.87 | — | 659.10 | — |
| 不考虑绕组导体间绝缘 | 16 640.48 | 13.08 | 89.62 | 3.16 | 656.49 | 0.40 |
), ArticleFig(id=1190711536911008437, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表4, caption=
二维全模型电机耦合电容的仿真结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 绝缘 | Cwf | Cwr | Crf |
| 数值/pF | 计算误差/% | 数值/pF | 计算误差/% | 数值/pF | 计算误差/% |
| 考虑绕组导体间绝缘 | 14 715.07 | — | 86.87 | — | 659.10 | — |
| 不考虑绕组导体间绝缘 | 16 640.48 | 13.08 | 89.62 | 3.16 | 656.49 | 0.40 |
), ArticleFig(id=1190711537003283126, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Tab.5, caption=
Calculation results and errors of two-dimensional and three-dimensional finite element coupling capacitance of motor
, figureFileSmall=null, figureFileBig=null, tableContent=
| Cwf | Cwr | Crf |
| 数值/pF | 计算误差/% | 数值/pF | 计算误差/% | 数值/pF | 计算误差/% |
| 二维模型 | 14.72 | -11.2 | 0.086 9 | -66.7 | 0.659 | -73.8 |
| 三维模型 | 17.92 | 8.08 | 0.257 | -1.53 | 2.57 | 1.98 |
| 实测值 | 16.58 | — | 0.261 | — | 2.52 | — |
), ArticleFig(id=1190711537112335031, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表5, caption=
电机二维和三维有限元耦合电容计算结果及误差
, figureFileSmall=null, figureFileBig=null, tableContent=
| Cwf | Cwr | Crf |
| 数值/pF | 计算误差/% | 数值/pF | 计算误差/% | 数值/pF | 计算误差/% |
| 二维模型 | 14.72 | -11.2 | 0.086 9 | -66.7 | 0.659 | -73.8 |
| 三维模型 | 17.92 | 8.08 | 0.257 | -1.53 | 2.57 | 1.98 |
| 实测值 | 16.58 | — | 0.261 | — | 2.52 | — |
), ArticleFig(id=1190711537208804024, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Tab.6, caption=
Test data of motor port capacitance and resistance
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试项目 | 测试数据 |
| 100 Hz | 1 kHz | 10 kHz | 100 kHz |
| 三相绕组不短接时电机端口电容测试 | 三相绕组与 机壳间电容/nF | Cila | 17.755 | 16.836 | 17.295 | 2.013 |
| Cilb | 17.755 | 16.837 | 17.342 | 1.362 3 |
| Cilc | 17.755 | 16.837 | 17.292 | 1.981 3 |
三相绕组与 转子间电容/nF | Ci2a | 8.292 | 7.893 | 7.873 | 1.746 9 |
| Ci2b | 8.292 | 7.893 | 7.883 | 1.239 4 |
| Ci2c | 8.292 | 7.893 | 7.872 | 1.721 9 |
| 机壳与转子间电容/nF | Ci3 | 15.122 | 14.402 | 14.015 | 14.02 4 |
| 三相绕组不短接时电机端口电阻测试 | 三相绕组与 机壳间电阻/Ω | Rila | 4 614 | 276.4 | 22.23 | 1 928.9 |
| Rilb | 4 618 | 276.4 | 22.61 | 1 393.5 |
| Rilc | 4 620 | 276.5 | 22.25 | 1 949.4 |
三相绕组与 转子间电阻/Ω | Ri2a | 10 283 | 563.8 | 36.68 | 1 937.8 |
| Ri2b | 10 273 | 564.2 | 36.69 | 1 404.6 |
| Ri2c | 10 285 | 565.5 | 36.78 | 1 966.1 |
| 机壳与转子间电阻/Ω | Ri3 | 6 032 | 298.2 | 16.084 | 2.035 |
| 三相绕组短接时电机端口电容测试 | 三相短接与 机壳间电容/nF | Ci4 | 17.775 | 16.833 | 16.395 | 23.530 |
三相短接与 转子间电容/nF | Ci5 | 8.301 | 7.893 | 7.682 | 8.877 |
| 转子与机壳间电容/nF | Ci6 | 15.132 | 14.401 | 14.013 | 14.008 |
| 三相绕组短接时电机端口电阻测试 | 三相短接与 机壳间电阻/Ω | Ri4 | 4 649 | 278.2 | 13.758 | 6.795 |
三相短接与 转子间电阻/Ω | Ri5 | 10 365 | 572.9 | 29.79 | 8.039 |
| 转子与机壳间电阻/Ω | Ri6 | 6 070 | 299.2 | 16.242 | 2.138 |
), ArticleFig(id=1190711537426907833, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表6, caption=
电机端口电容、电阻测试数据
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试项目 | 测试数据 |
| 100 Hz | 1 kHz | 10 kHz | 100 kHz |
| 三相绕组不短接时电机端口电容测试 | 三相绕组与 机壳间电容/nF | Cila | 17.755 | 16.836 | 17.295 | 2.013 |
| Cilb | 17.755 | 16.837 | 17.342 | 1.362 3 |
| Cilc | 17.755 | 16.837 | 17.292 | 1.981 3 |
三相绕组与 转子间电容/nF | Ci2a | 8.292 | 7.893 | 7.873 | 1.746 9 |
| Ci2b | 8.292 | 7.893 | 7.883 | 1.239 4 |
| Ci2c | 8.292 | 7.893 | 7.872 | 1.721 9 |
| 机壳与转子间电容/nF | Ci3 | 15.122 | 14.402 | 14.015 | 14.02 4 |
| 三相绕组不短接时电机端口电阻测试 | 三相绕组与 机壳间电阻/Ω | Rila | 4 614 | 276.4 | 22.23 | 1 928.9 |
| Rilb | 4 618 | 276.4 | 22.61 | 1 393.5 |
| Rilc | 4 620 | 276.5 | 22.25 | 1 949.4 |
三相绕组与 转子间电阻/Ω | Ri2a | 10 283 | 563.8 | 36.68 | 1 937.8 |
| Ri2b | 10 273 | 564.2 | 36.69 | 1 404.6 |
| Ri2c | 10 285 | 565.5 | 36.78 | 1 966.1 |
| 机壳与转子间电阻/Ω | Ri3 | 6 032 | 298.2 | 16.084 | 2.035 |
| 三相绕组短接时电机端口电容测试 | 三相短接与 机壳间电容/nF | Ci4 | 17.775 | 16.833 | 16.395 | 23.530 |
三相短接与 转子间电容/nF | Ci5 | 8.301 | 7.893 | 7.682 | 8.877 |
| 转子与机壳间电容/nF | Ci6 | 15.132 | 14.401 | 14.013 | 14.008 |
| 三相绕组短接时电机端口电阻测试 | 三相短接与 机壳间电阻/Ω | Ri4 | 4 649 | 278.2 | 13.758 | 6.795 |
三相短接与 转子间电阻/Ω | Ri5 | 10 365 | 572.9 | 29.79 | 8.039 |
| 转子与机壳间电阻/Ω | Ri6 | 6 070 | 299.2 | 16.242 | 2.138 |
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Port impedance angle of the motor when the three-phase winding is not shorted
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| 测量项目 | 相角/(°) |
| 100 Hz | 1 kHz | 10 kHz | 100 kHz |
| 定子三相绕组与机壳间阻抗角 | θila | 87.05 | 88.33 | 88.62 | 22.29 |
| θi1b | 87.05 | 88.33 | 88.59 | 39.98 |
| θi1c | 87.04 | 88.32 | 88.62 | 22.39 |
| 定子三相绕组与转子间阻抗角 | θi2a | 86.93 | 88.40 | 88.97 | 25.18 |
| θi2b | 86.93 | 88.40 | 88.96 | 42.43 |
| θi2c | 86.93 | 88.39 | 88.96 | 25.18 |
| 机壳与转子间阻抗角 | θi3 | 86.72 | 88.45 | 89.19 | 88.97 |
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三相绕组不短接时电机端口阻抗角
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| 测量项目 | 相角/(°) |
| 100 Hz | 1 kHz | 10 kHz | 100 kHz |
| 定子三相绕组与机壳间阻抗角 | θila | 87.05 | 88.33 | 88.62 | 22.29 |
| θi1b | 87.05 | 88.33 | 88.59 | 39.98 |
| θi1c | 87.04 | 88.32 | 88.62 | 22.39 |
| 定子三相绕组与转子间阻抗角 | θi2a | 86.93 | 88.40 | 88.97 | 25.18 |
| θi2b | 86.93 | 88.40 | 88.96 | 42.43 |
| θi2c | 86.93 | 88.39 | 88.96 | 25.18 |
| 机壳与转子间阻抗角 | θi3 | 86.72 | 88.45 | 89.19 | 88.97 |
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Port impedance angle of the motor when the three-phase winding is shorted
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| 测量项目 | 相角/(°) |
| 100 Hz | 1 kHz | 10 kHz | 100 Hz |
三相绕组短接与 机壳间阻抗角 | θi4 | 87.03 | 88.31 | 89.19 | 84.27 |
三相绕组短接点与 转子间阻抗角 | θi5 | 86.91 | 88.38 | 89.18 | 87.43 |
转子与机壳间 阻抗角 | θi6 | 86.70 | 88.45 | 89.18 | 88.92 |
), ArticleFig(id=1190711538827805373, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表8, caption=
三相绕组短接时电机端口阻抗角
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| 测量项目 | 相角/(°) |
| 100 Hz | 1 kHz | 10 kHz | 100 Hz |
三相绕组短接与 机壳间阻抗角 | θi4 | 87.03 | 88.31 | 89.19 | 84.27 |
三相绕组短接点与 转子间阻抗角 | θi5 | 86.91 | 88.38 | 89.18 | 87.43 |
转子与机壳间 阻抗角 | θi6 | 86.70 | 88.45 | 89.18 | 88.92 |
), ArticleFig(id=1190711539066880702, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Tab.9, caption=
Calculation results of distributed capacitance of motor nF
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| 1 kHz | 10 kHz |
| Cwf | Cwr | Crf | Cwf | Cwr | Crf |
| 三相绕组未短接 | 16.58 | 0.259 | 2.52 | 17.05 | 0.262 | 2.45 |
| 三相绕组短接 | 16.58 | 0.261 | 2.52 | 16.15 | 0.251 | 2.46 |
| 短接与不短接误差/% | 0 | -0.77 | 0 | 5.6 | 4.4 | -0.41 |
), ArticleFig(id=1190711539259818687, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表9, caption=
电机分布电容计算结果
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| 1 kHz | 10 kHz |
| Cwf | Cwr | Crf | Cwf | Cwr | Crf |
| 三相绕组未短接 | 16.58 | 0.259 | 2.52 | 17.05 | 0.262 | 2.45 |
| 三相绕组短接 | 16.58 | 0.261 | 2.52 | 16.15 | 0.251 | 2.46 |
| 短接与不短接误差/% | 0 | -0.77 | 0 | 5.6 | 4.4 | -0.41 |
), ArticleFig(id=1190711539373064896, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=EN, label=Tab.10, caption=
Test results of centralized distributed capacitance of the motor
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| 测试项点 | Cwf /nF | Cwr /nF | Crf /nF |
| 测试结果 | 16.58 | 0.261 | 2.52 |
), ArticleFig(id=1190711539490505409, tenantId=1146029695717560320, journalId=1189987059142926344, articleId=1190568681768894669, language=CN, label=表10, caption=
某型号电机集中分布电容测试结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试项点 | Cwf /nF | Cwr /nF | Crf /nF |
| 测试结果 | 16.58 | 0.261 | 2.52 |
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