Article(id=1241049265900941456, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1241049258309251153, articleNumber=null, orderNo=null, doi=10.16579/j.issn.1001.9669.2025.06.002, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1695312000000, receivedDateStr=2023-09-22, revisedDate=1701792000000, revisedDateStr=2023-12-06, acceptedDate=null, acceptedDateStr=null, onlineDate=1773818802571, onlineDateStr=2026-03-18, pubDate=1749916800000, pubDateStr=2025-06-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1773818802571, onlineIssueDateStr=2026-03-18, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1773818802571, creator=13701087609, updateTime=1773818802571, updator=13701087609, issue=Issue{id=1241049258309251153, tenantId=1146029695717560320, journalId=1227999626482147330, year='2025', volume='47', issue='6', pageStart='1', pageEnd='158', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1773818800761, creator=13701087609, updateTime=1773819014967, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1241050156821434987, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1241049258309251153, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1241050156821434988, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1241049258309251153, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=11, endPage=16, ext={EN=ArticleExt(id=1241049267675132059, articleId=1241049265900941456, tenantId=1146029695717560320, journalId=1227999626482147330, language=EN, title=Research on Circular plot analysis method and gear fault intelligent diagnosis based on time synchronous averaging, columnId=1228282191914926752, journalTitle=Journal of Mechanical Strength, columnName=Vibration·Noise·Monitoring·Diagnosis, runingTitle=null, highlight=null, articleAbstract=
Gear’s Circular plot is a result presentation method which needs to be combine with time synchronous averaging (TSA), which can clearly display gear meshing vibration waveform extracted by TSA. Aiming at the problem of parameter setting of gear’s Circular plot and lack of the quantitative index, Fi index for waveform edge recognition and Yi index based on Hu-moments were proposed. Firstly, TSA algorithm was used to extract the gear meshing vibration signal, and the upper and lower edges of the vibration signal waveform were determined by calculating the minimum Fi index. Secondly,Circular plot of gears were drawn by the upper and lower edge parameters. Then, the Circular plot of the gear was divided into four parts, and Yi index of the Circular plot was obtained by calculating Hu-moments of the picture after segmentation. Finally,based on the Yi and Fi indices extracted from the gear Circular plot, a K-nearest neighbors (KNN) classifier was utilized to classify the gear vibration signals. The results show that there is a significant difference between the Yi and Fi indices of the vibration signals of normal gears and those of abnormal gears. By combining with the KNN classifier,it is possible to distinguish between normal and abnormal gear signals,which proves the effectiveness of this method.
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齿轮Circular图是用于与时域同步平均(Time Synchronous Averaging, TSA)相结合的一种结果呈现方法,可以将TSA提取到的齿轮啮合振动波形直观、清晰地展现出来。针对齿轮Circular图绘制参数设置和其缺少量化指标的问题,提出了用于波形边缘识别的Fi指标和基于Hu氏不变矩的Yi指标。首先,使用TSA算法提取出齿轮啮合振动信号,通过计算最小Fi指标确定振动信号波形的上、下边缘;其次,利用上、下边缘参数绘制齿轮Circular图;再次,将齿轮Circular图分割为4个部分,通过计算分割后图片的Hu氏不变矩得到齿轮Circular图的Yi指标;最后,基于从齿轮Circular图中提取出的Yi和Fi指标,使用K最近邻(K-Nearest Neighbor, KNN)分类器对齿轮振动信号进行分类。仿真信号及齿轮断齿、裂纹故障信号的处理结果表明了该方法的有效性。
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张坤(通信作者),男,1991年生,河北张家口人,博士,讲师;主要研究方向为机械故障诊断、现代信号处理方法等;E-mail:
zkun212@163.com。
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胥永刚,男,1975年生,河北沧州人,博士,教授;主要研究方向为机械故障诊断、现代信号处理方法等;E-mail:xyg_1975@163.com。
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1.北京工业大学 先进制造技术北京市重点实验室,北京 100124)]), AuthorCompany(id=1241049282179035558, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, xref=2., ext=[AuthorCompanyExt(id=1241049282187424167, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, companyId=1241049282179035558, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2.山东省科学技术情报研究院,济南 250101)])], figs=[ArticleFig(id=1241049287354806850, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Fig.1, caption=
Process of TSA, figureFileSmall=8qKmnUrP1ff7hvtGTf3jjQ==, figureFileBig=NFAL6w/JJAyY/jW/FJ/Rgw==, tableContent=null), ArticleFig(id=1241049287577104967, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=图1, caption=
TSA流程, figureFileSmall=8qKmnUrP1ff7hvtGTf3jjQ==, figureFileBig=NFAL6w/JJAyY/jW/FJ/Rgw==, tableContent=null), ArticleFig(id=1241049287921037910, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Fig.2, caption=
Gear Circular plot, figureFileSmall=GqtmmwwTTcMeqSZEwCZ+2g==, figureFileBig=mAGYyTdANjDdLjxS/sObeA==, tableContent=null), ArticleFig(id=1241049288059449949, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=图2, caption=
齿轮Circular图, figureFileSmall=GqtmmwwTTcMeqSZEwCZ+2g==, figureFileBig=mAGYyTdANjDdLjxS/sObeA==, tableContent=null), ArticleFig(id=1241049288206250593, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Fig.3, caption=
Profile recognition base on Fi index, figureFileSmall=4ESJGlAcrzzkNUDrIpYRsA==, figureFileBig=wnWNxm92rnlqWgeql5ioXg==, tableContent=null), ArticleFig(id=1241049289997218410, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=图3, caption=
Fi指标轮廓识别, figureFileSmall=4ESJGlAcrzzkNUDrIpYRsA==, figureFileBig=wnWNxm92rnlqWgeql5ioXg==, tableContent=null), ArticleFig(id=1241049290680889968, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Fig.4, caption=
Segmentation diagram of Circular plots of gears, figureFileSmall=cDhmea/yj0/Xy2Ksuhm5pw==, figureFileBig=1dtzpQSXXpvrl/eKUpe8QQ==, tableContent=null), ArticleFig(id=1241049290836079222, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=图4, caption=
齿轮Circular图分割示意图, figureFileSmall=cDhmea/yj0/Xy2Ksuhm5pw==, figureFileBig=1dtzpQSXXpvrl/eKUpe8QQ==, tableContent=null), ArticleFig(id=1241049290940936827, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Fig.5, caption=
Classification boundary of the training set, figureFileSmall=I0RARWCadxCsOqigEwxwuw==, figureFileBig=BKAFFfNLtBAEl+YwvhUEmA==, tableContent=null), ArticleFig(id=1241049291045794434, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=图5, caption=
训练集分类边界, figureFileSmall=I0RARWCadxCsOqigEwxwuw==, figureFileBig=BKAFFfNLtBAEl+YwvhUEmA==, tableContent=null), ArticleFig(id=1241049291159040651, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Fig.6, caption=
Faulty gear of wind turbines, figureFileSmall=yd1MLe0iUFIdJ2m6wFdsQQ==, figureFileBig=4pdnKYkrdKJGSzkbbA/eGg==, tableContent=null), ArticleFig(id=1241049291423281809, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=图6, caption=
风力涡轮机故障齿轮, figureFileSmall=yd1MLe0iUFIdJ2m6wFdsQQ==, figureFileBig=4pdnKYkrdKJGSzkbbA/eGg==, tableContent=null), ArticleFig(id=1241049291578471060, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Fig.7, caption=
Detailed picture of the gearbox, figureFileSmall=HV3vtJ9xiu6Qd1oPo0p1HA==, figureFileBig=xut1PVgaUo1oNnhf+eADpg==, tableContent=null), ArticleFig(id=1241049291872072349, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=图7, caption=
齿轮箱细节图, figureFileSmall=HV3vtJ9xiu6Qd1oPo0p1HA==, figureFileBig=xut1PVgaUo1oNnhf+eADpg==, tableContent=null), ArticleFig(id=1241049291989512868, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Fig.8, caption=
KNN classification results of the wind turbine vibration data, figureFileSmall=mWNXcvuViTs9fZCPlJccdw==, figureFileBig=sD6HYRqudhGFg0YS+6/yBA==, tableContent=null), ArticleFig(id=1241049292216005293, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=图8, caption=
风力涡轮机振动数据KNN分类结果, figureFileSmall=mWNXcvuViTs9fZCPlJccdw==, figureFileBig=sD6HYRqudhGFg0YS+6/yBA==, tableContent=null), ArticleFig(id=1241049292375388850, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Tab.1, caption=
Fi index of normal and faulty gears
, figureFileSmall=null, figureFileBig=null, tableContent=
| 齿轮类型 Type of gears | Fi |
|---|
| 正常齿轮1 Normal gear 1 | 1.044 0 |
| 正常齿轮2 Normal gear 2 | 1.516 4 |
| 断齿齿轮1 Broken tooth gear 1 | 19.100 3 |
| 断齿齿轮2 Broken tooth gear 2 | 225.936 2 |
), ArticleFig(id=1241049292639630006, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=表1, caption=
正常齿轮与故障齿轮的Fi指标
, figureFileSmall=null, figureFileBig=null, tableContent=
| 齿轮类型 Type of gears | Fi |
|---|
| 正常齿轮1 Normal gear 1 | 1.044 0 |
| 正常齿轮2 Normal gear 2 | 1.516 4 |
| 断齿齿轮1 Broken tooth gear 1 | 19.100 3 |
| 断齿齿轮2 Broken tooth gear 2 | 225.936 2 |
), ArticleFig(id=1241049294384460473, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Tab.2, caption=
Hu-moments of rotation,translation and shrink of Circular plots
, figureFileSmall=null, figureFileBig=null, tableContent=
| 类型Type | φ1 | φ2 |
|---|
| 参照Standard | 0.012 2 | 6.992 9×10-6 |
| 旋转Rotate | 0.012 2 | 6.904 6×10-6 |
| 平移Translation | 0.012 2 | 6.993 4×10-6 |
| 缩小Shrink | 0.012 3 | 6.882 6×10-6 |
), ArticleFig(id=1241049294535455425, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=表2, caption=
Circular图旋转、平移和缩小的Hu氏不变矩
, figureFileSmall=null, figureFileBig=null, tableContent=
| 类型Type | φ1 | φ2 |
|---|
| 参照Standard | 0.012 2 | 6.992 9×10-6 |
| 旋转Rotate | 0.012 2 | 6.904 6×10-6 |
| 平移Translation | 0.012 2 | 6.993 4×10-6 |
| 缩小Shrink | 0.012 3 | 6.882 6×10-6 |
), ArticleFig(id=1241049294619341508, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Tab.3, caption=
Hu-moments of normal and faulty gear’s Circular plot after segmentation
, figureFileSmall=null, figureFileBig=null, tableContent=
Circular图类型 Type of Circular plots | 位置 Position | φ1 | φ2 |
|---|
正常齿轮 Normal gear | 左上角 Upper left | 0.014 8 | 1.585 2×10-4 |
右上角 Upper right | 0.014 4 | 1.506 6×10-4 |
左下角 Lower left | 0.013 4 | 1.270 5×10-4 |
右下角 Lower right | 0.014 8 | 1.575 2×10-4 |
故障齿轮 Faulty gear | 左上角 Upper left | 0.014 5 | 1.345 3×10-4 |
右上角 Upper right | 0.012 6 | 9.981 1×10-5 |
左下角 Lower left | 0.014 0 | 1.302 0×10-4 |
右下角 Lower right | 0.005 9 | 1.956 7×10-7 |
), ArticleFig(id=1241049294778725062, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=表3, caption=
正常齿轮、故障齿轮Circular图分割后的Hu氏不变矩
, figureFileSmall=null, figureFileBig=null, tableContent=
Circular图类型 Type of Circular plots | 位置 Position | φ1 | φ2 |
|---|
正常齿轮 Normal gear | 左上角 Upper left | 0.014 8 | 1.585 2×10-4 |
右上角 Upper right | 0.014 4 | 1.506 6×10-4 |
左下角 Lower left | 0.013 4 | 1.270 5×10-4 |
右下角 Lower right | 0.014 8 | 1.575 2×10-4 |
故障齿轮 Faulty gear | 左上角 Upper left | 0.014 5 | 1.345 3×10-4 |
右上角 Upper right | 0.012 6 | 9.981 1×10-5 |
左下角 Lower left | 0.014 0 | 1.302 0×10-4 |
右下角 Lower right | 0.005 9 | 1.956 7×10-7 |
), ArticleFig(id=1241049295156212434, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=EN, label=Tab.4, caption=
Yi index of normal and faulty gears with broken tooth
, figureFileSmall=null, figureFileBig=null, tableContent=
| 齿轮类型 Type of gears | Yi |
|---|
| 正常齿轮1 Normal gear 1 | 1.125 8 |
| 正常齿轮2 Normal gear 2 | 1.163 5 |
| 断齿齿轮1 Broken tooth gear 1 | 5.322 9 |
| 断齿齿轮2 Broken tooth gear 2 | 208.018 |
), ArticleFig(id=1241049295252681432, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241049265900941456, language=CN, label=表4, caption=
正常齿轮与故障齿轮的Yi指标
, figureFileSmall=null, figureFileBig=null, tableContent=
| 齿轮类型 Type of gears | Yi |
|---|
| 正常齿轮1 Normal gear 1 | 1.125 8 |
| 正常齿轮2 Normal gear 2 | 1.163 5 |
| 断齿齿轮1 Broken tooth gear 1 | 5.322 9 |
| 断齿齿轮2 Broken tooth gear 2 | 208.018 |
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