Article(id=1199644781044400370, tenantId=1146029695717560320, journalId=1149653034449285133, issueId=1199644777219191267, articleNumber=null, orderNo=null, doi=10.16790/j.cnki.1009-9239.im.2023.12.006, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1676908800000, receivedDateStr=2023-02-21, revisedDate=1680537600000, revisedDateStr=2023-04-04, acceptedDate=null, acceptedDateStr=null, onlineDate=1763947204123, onlineDateStr=2025-11-24, pubDate=1703001600000, pubDateStr=2023-12-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1763947204123, onlineIssueDateStr=2025-11-24, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1763947204123, creator=13701087609, updateTime=1763947204123, updator=13701087609, issue=Issue{id=1199644777219191267, tenantId=1146029695717560320, journalId=1149653034449285133, year='2023', volume='56', issue='12', pageStart='1', pageEnd='135', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1763947203211, creator=13701087609, updateTime=1766563728010, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1210619277716099586, tenantId=1146029695717560320, journalId=1149653034449285133, issueId=1199644777219191267, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1210619277716099587, tenantId=1146029695717560320, journalId=1149653034449285133, issueId=1199644777219191267, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=43, endPage=53, ext={EN=ArticleExt(id=1199644781518356728, articleId=1199644781044400370, tenantId=1146029695717560320, journalId=1149653034449285133, language=EN, title=Defect recognition method of oil-paper insulation based on information fusion of PRPD spectrum and dissolved gas data, columnId=1199644778280350182, journalTitle=Insulating Materials, columnName=Advanced Electrical Materials for Large Capacity Offshore Wind Power Transmission, runingTitle=null, highlight=null, articleAbstract=
The transformer fault diagnosis technique based on a single detection method is difficult to identify the same type of defects of oil-paper insulation in detail, which cannot meet the requirements of power system on equipment operation reliability under the background of rapid development of deep offshore wind power. Therefore, an oil-paper insulation defect identification method based on information fusion of phase-resolved partial discharge (PRPD) spectrum and dissolved gas analysis (DGA) data was proposed. Six kinds of electrode models were designed and made to simulate the typical defects of surface discharge in transformers with different electric field inhomogeneity coefficients, and PRPD and DGA data were collected. Then convolutional neural network (CNN) and back propagation neural network (BPNN) were adopted to recognize the patterns of PRPD spectrum and DGA feature vector of six kinds of defects, respectively. Finally, the CNN-BPNN information fusion model based on D-S evidence theory was proposed to realize joint diagnosis based on PRPD spectrum and DGA data. The results show that the CNN-BPNN model based on the D-S evidence theory can effectively correct the wrong output of the single criterion model and reduce the uncertainty of the classification results. When the input dimensions of PRPD spectrum are 8×8, 16×16, and 32×32, the recognition accuracy of the model integrated with the DGA feature vector is 93.21%, 97.53%, and 99.17%, respectively, which is 4.81%, 2.78%, and 0.84% higher than that of PRPD single criterion model. The CNN-BPNN model can effectively integrate the electrical physical information and chemical product information of partial discharge, which not only improves the accuracy of defect identification, but also enhances the confidence of the output results, and reduces the data storage requirements, providing accurate, reliable, and lightweight defect identification methods for intelligent operation and maintenance of transformers.
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基于单一检测手段的变压器故障诊断方法难以对油纸绝缘的同一类型缺陷进行细化识别,无法满足深远海风电快速发展背景下电力系统对设备运行可靠性的要求。因此,本文提出了一种基于局部放电相位(PRPD)图谱和油中溶解气体分析(DGA)信息融合的油纸绝缘缺陷识别方法,设计并制作了6种电极模型,模拟变压器中不同电场不均匀系数的沿面放电典型缺陷,并采集其PRPD及DGA数据;分别采用卷积神经网络(CNN)和反向传播神经网络(BPNN)对6类缺陷的PRPD图谱和DGA特征向量进行模式识别;提出基于D-S证据理论的CNN-BPNN信息融合模型,实现基于PRPD图谱与DGA数据的联合诊断。结果表明:基于D-S证据理论的CNN-BPNN模型可有效纠正单一判据模型的错误输出,并降低分类结果的不确定度,当PRPD图谱输入维度为8×8、16×16、32×32时,融入DGA特征向量的模型识别准确率分别为93.21%、97.53%、99.17%,较PRPD图谱单一判据模型的识别准确率分别提升了4.81%、2.78%、0.84%,该模型可有效融合局部放电的电气物理信息和化学产物信息,既提高了缺陷识别准确率,又增强了输出结果的置信程度,且降低了数据存储要求,可为变压器智能运维提供精确、可靠、轻量的缺陷识别方法。
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周远翔(1966-),男(汉族),福建莆田人,教授,主要从事高电压与绝缘技术的研究;
李永印(1996-),男(汉族),河南信阳人,硕士生,主要从事油纸绝缘局部放电与人工智能应用研究。
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1The Wind Solar Storage Division of State Key Laboratory of Control and Simulation of Power System and Generation Equipment, School of Electrical Engineering, Xinjiang University, Urumqi 830047, China
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1新疆大学 电气工程学院 电力系统及大型发电设备安全控制和仿真国家重点实验室风光储分室, 新疆 乌鲁木齐 830047
2清华大学 电机工程与应用电子技术系 电力系统及发电设备控制和仿真国家重点实验室,北京 100084, bio={"content":"
周远翔(1966-),男(汉族),福建莆田人,教授,主要从事高电压与绝缘技术的研究;
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周远翔(1966-),男(汉族),福建莆田人,教授,主要从事高电压与绝缘技术的研究;
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1新疆大学 电气工程学院 电力系统及大型发电设备安全控制和仿真国家重点实验室风光储分室, 新疆 乌鲁木齐 830047)]), AuthorCompany(id=1211311075446887402, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, xref=2, ext=[AuthorCompanyExt(id=1211311075451081706, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, companyId=1211311075446887402, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1新疆大学 电气工程学院 电力系统及大型发电设备安全控制和仿真国家重点实验室风光储分室, 新疆 乌鲁木齐 830047, bio={"content":"
李永印(1996-),男(汉族),河南信阳人,硕士生,主要从事油纸绝缘局部放电与人工智能应用研究。
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李永印(1996-),男(汉族),河南信阳人,硕士生,主要从事油纸绝缘局部放电与人工智能应用研究。
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1新疆大学 电气工程学院 电力系统及大型发电设备安全控制和仿真国家重点实验室风光储分室, 新疆 乌鲁木齐 830047)])]), Author(id=1211311077267214373, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1211311077372071984, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, authorId=1211311077267214373, language=EN, stringName=Jianning CHEN, firstName=Jianning, middleName=null, lastName=CHEN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2清华大学 电机工程与应用电子技术系 电力系统及发电设备控制和仿真国家重点实验室,北京 100084, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1211311075446887402, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, xref=2, ext=[AuthorCompanyExt(id=1211311075451081706, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, companyId=1211311075446887402, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2清华大学 电机工程与应用电子技术系 电力系统及发电设备控制和仿真国家重点实验室,北京 100084)])])], keywords=[Keyword(id=1211311078030577754, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, orderNo=1, keyword=surface discharge), Keyword(id=1211311078148018267, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, orderNo=2, keyword=PRPD spectrum), Keyword(id=1211311078248681566, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, orderNo=3, keyword=dissolved gas in oil), Keyword(id=1211311078408065125, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, orderNo=4, keyword=neural network), Keyword(id=1211311078559060076, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, orderNo=5, keyword=D-S evidence theory), Keyword(id=1211311078659723380, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, orderNo=1, keyword=沿面放电), Keyword(id=1211311078751998072, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, orderNo=2, keyword=PRPD图谱), Keyword(id=1211311078848467069, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, orderNo=3, keyword=油中溶解气体), Keyword(id=1211311078936547455, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, orderNo=4, keyword=神经网络), Keyword(id=1211311079049793669, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, orderNo=5, keyword=D-S证据理论)], refs=[Reference(id=1211311083793551664, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, doi=null, pmid=null, pmcid=null, year=2015, volume=68, issue=null, pageStart=164, pageEnd=181, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=RAYMONDW J K, ILLIASH A, BAKARA H A, journalName=Measurement, refType=null, unstructuredReference=
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14(24):5774-5781., articleTitle=Integrated decision-making method for power transformer fault diagnosis via rough set and DS evidence theories, refAbstract=null)], funds=[Fund(id=1211311083416064291, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, awardId=52037009, language=CN, fundingSource=国家自然科学基金重点项目(52037009), fundOrder=null, country=null), Fund(id=1211311083508338981, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, awardId=2021YFB2402102, language=CN, fundingSource=国家重点研发项目(2021YFB2402102), fundOrder=null, country=null), Fund(id=1211311083604807976, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, awardId=5108-202218280A-2-356-XG, language=CN, fundingSource=国家电网科技项目(5108-202218280A-2-356-XG), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1211311075337835490, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, xref=1, ext=[AuthorCompanyExt(id=1211311075342029795, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, companyId=1211311075337835490, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1新疆大学 电气工程学院 电力系统及大型发电设备安全控制和仿真国家重点实验室风光储分室, 新疆 乌鲁木齐 830047)]), AuthorCompany(id=1211311075446887402, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, xref=2, ext=[AuthorCompanyExt(id=1211311075451081706, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, companyId=1211311075446887402, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2State Key Laboratory of Control and Simulation of Power Systems and Generation Equipment, Department of Electrical Engineering, Tsinghua University, Beijing 100084, China), AuthorCompanyExt(id=1211311075459470315, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, companyId=1211311075446887402, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2清华大学 电机工程与应用电子技术系 电力系统及发电设备控制和仿真国家重点实验室,北京 100084)])], figs=[ArticleFig(id=1211311079242731666, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.1, caption=
Six defect models and their electric field distribution, figureFileSmall=yUK003dqyO9Kqx9HItOuVQ==, figureFileBig=p3W/HhLXLsgSIDhGa40pUA==, tableContent=null), ArticleFig(id=1211311079339200662, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图1, caption=
6种缺陷模型及其电场分布, figureFileSmall=yUK003dqyO9Kqx9HItOuVQ==, figureFileBig=p3W/HhLXLsgSIDhGa40pUA==, tableContent=null), ArticleFig(id=1211311079477612701, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.2, caption=
The experiment platform of partial discharge, figureFileSmall=3jTx+UWq5Tk1LFJUj8Q9LQ==, figureFileBig=6ZIvbNLZCsyYysVfScg7Xw==, tableContent=null), ArticleFig(id=1211311079574081699, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图2, caption=
局部放电试验平台, figureFileSmall=3jTx+UWq5Tk1LFJUj8Q9LQ==, figureFileBig=6ZIvbNLZCsyYysVfScg7Xw==, tableContent=null), ArticleFig(id=1211311079687327913, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.3, caption=
PRPD grayscale maps of six defect types, figureFileSmall=69+jaeOCSXucWPke1MgYKQ==, figureFileBig=XTEAr0M6/y/1pi05GJvlKw==, tableContent=null), ArticleFig(id=1211311079792185519, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图3, caption=
6种缺陷类型的PRPD灰度图, figureFileSmall=69+jaeOCSXucWPke1MgYKQ==, figureFileBig=XTEAr0M6/y/1pi05GJvlKw==, tableContent=null), ArticleFig(id=1211311079867682996, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.4, caption=
PRPD grayscale map of defect 2 with different noise, figureFileSmall=xjAtph0vk9KMoX53WhE3wA==, figureFileBig=CdN2/Vh9kODDxtAsAtq4iA==, tableContent=null), ArticleFig(id=1211311079918014648, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图4, caption=
添加不同噪声后缺陷2的PRPD灰度图, figureFileSmall=xjAtph0vk9KMoX53WhE3wA==, figureFileBig=CdN2/Vh9kODDxtAsAtq4iA==, tableContent=null), ArticleFig(id=1211311080001900731, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.5, caption=
The structure of convolutional neural network, figureFileSmall=Y6WUkdIIkIYR/eHuTxqBig==, figureFileBig=X06ReqQfon/9RSgl4RBdHg==, tableContent=null), ArticleFig(id=1211311080098369728, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图5, caption=
卷积神经网络结构, figureFileSmall=Y6WUkdIIkIYR/eHuTxqBig==, figureFileBig=X06ReqQfon/9RSgl4RBdHg==, tableContent=null), ArticleFig(id=1211311081314717891, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.6, caption=
The flow chart for information fusion of PRPD and DGA, figureFileSmall=RE+sFh3haCc4ACXh8R6Nqg==, figureFileBig=SfA39M0GgCT+sFYpLUC+BA==, tableContent=null), ArticleFig(id=1211311081406992581, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图6, caption=
PRPD和DGA信息融合流程图, figureFileSmall=RE+sFh3haCc4ACXh8R6Nqg==, figureFileBig=SfA39M0GgCT+sFYpLUC+BA==, tableContent=null), ArticleFig(id=1211311081524433098, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.7, caption=
Effect of different of convolution pooling layers on the recognition accuracy of convolutional neural network, figureFileSmall=Uo7BYV0Lf9RRB2n7M+8vTA==, figureFileBig=no5rMLWrsyk2B0oLi0R29g==, tableContent=null), ArticleFig(id=1211311081620902097, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图7, caption=
不同卷积池化层数对卷积神经网络识别准确率的影响, figureFileSmall=Uo7BYV0Lf9RRB2n7M+8vTA==, figureFileBig=no5rMLWrsyk2B0oLi0R29g==, tableContent=null), ArticleFig(id=1211311081704788179, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.8, caption=
Effect of different fully connected layers on the recognition accuracy of convolutional neural network, figureFileSmall=0FC0EqUJTLwN8zaX6vLc+Q==, figureFileBig=3Mg2INl06Yc7HagY96zO/g==, tableContent=null), ArticleFig(id=1211311081780285654, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图8, caption=
不同全连接层数对卷积神经网络识别准确率的影响, figureFileSmall=0FC0EqUJTLwN8zaX6vLc+Q==, figureFileBig=3Mg2INl06Yc7HagY96zO/g==, tableContent=null), ArticleFig(id=1211311081876754650, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.9, caption=
Effect of different input dimensions on the recognition accuracy of convolutional neural network, figureFileSmall=JDHB87OUjDaWbClEaw26Wg==, figureFileBig=L9/U9dwOh103Qfl67ZeAhg==, tableContent=null), ArticleFig(id=1211311081969029345, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图9, caption=
不同输入维度对卷积神经网络识别准确率的影响, figureFileSmall=JDHB87OUjDaWbClEaw26Wg==, figureFileBig=L9/U9dwOh103Qfl67ZeAhg==, tableContent=null), ArticleFig(id=1211311082057109734, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.10, caption=
Effect of different hidden layers on the recognition accuracy of BPNN, figureFileSmall=Gv25cGLllE5ZfSYu2vRLlg==, figureFileBig=lVZt3dhcpZw0Prjorw9/ag==, tableContent=null), ArticleFig(id=1211311082161967336, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图10, caption=
不同隐含层数对反向传播神经网络识别准确率的影响, figureFileSmall=Gv25cGLllE5ZfSYu2vRLlg==, figureFileBig=lVZt3dhcpZw0Prjorw9/ag==, tableContent=null), ArticleFig(id=1211311082271019247, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Fig.11, caption=
Comparison on recognition accuracy of three different criterion models under different input dimensions of PRPD spectrum, figureFileSmall=Z1pLyFXRLsQaxUOaWs5ckg==, figureFileBig=raSKau7DVAkhAAGekT1gNg==, tableContent=null), ArticleFig(id=1211311082363293941, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=图11, caption=
不同PRPD图谱输入维度下三种不同判据模型的识别准确率对比, figureFileSmall=Z1pLyFXRLsQaxUOaWs5ckg==, figureFileBig=raSKau7DVAkhAAGekT1gNg==, tableContent=null), ArticleFig(id=1211311082476540153, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Tab.1, caption=
A set of gases ratio of six defect models, figureFileSmall=null, figureFileBig=null, tableContent=
| 缺陷 | 比值 |
|---|
| C2H2/H2 | C2H4/CH4 | H2/TCH | CH4/TCH | CH4/D |
|---|
| 缺陷1 | 0.822 | 1.236 | 0.847 | 0.112 | 0.119 |
| 缺陷2 | 1.536 | 1.525 | 0.503 | 0.081 | 0.083 |
| 缺陷3 | 1.032 | 1.163 | 0.707 | 0.110 | 0.113 |
| 缺陷4 | 0.990 | 0.977 | 0.709 | 0.135 | 0.139 |
| 缺陷5 | 0.817 | 0.973 | 0.828 | 0.144 | 0.150 |
| 缺陷6 | 0.757 | 0.757 | 0.914 | 0.151 | 0.158 |
), ArticleFig(id=1211311082585592058, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=表1, caption=
6种缺陷模型的一组气体比值
, figureFileSmall=null, figureFileBig=null, tableContent=
| 缺陷 | 比值 |
|---|
| C2H2/H2 | C2H4/CH4 | H2/TCH | CH4/TCH | CH4/D |
|---|
| 缺陷1 | 0.822 | 1.236 | 0.847 | 0.112 | 0.119 |
| 缺陷2 | 1.536 | 1.525 | 0.503 | 0.081 | 0.083 |
| 缺陷3 | 1.032 | 1.163 | 0.707 | 0.110 | 0.113 |
| 缺陷4 | 0.990 | 0.977 | 0.709 | 0.135 | 0.139 |
| 缺陷5 | 0.817 | 0.973 | 0.828 | 0.144 | 0.150 |
| 缺陷6 | 0.757 | 0.757 | 0.914 | 0.151 | 0.158 |
), ArticleFig(id=1211311082703032575, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Tab.2, caption=
Parameter configuration of BPNN with different hidden layers, figureFileSmall=null, figureFileBig=null, tableContent=
| 网络 | 输入层神经元/个 | 隐含层神经元/个 | 输出层神经元/个 |
|---|
| 第一层 | 第二层 | 第三层 |
|---|
| N1 | 5 | 60 | 0 | 0 | 6 |
| N2 | 5 | 60 | 30 | 0 | 6 |
| N3 | 5 | 60 | 30 | 12 | 6 |
), ArticleFig(id=1211311082791112963, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=表2, caption=
不同隐含层数的反向传播神经网络参数配置
, figureFileSmall=null, figureFileBig=null, tableContent=
| 网络 | 输入层神经元/个 | 隐含层神经元/个 | 输出层神经元/个 |
|---|
| 第一层 | 第二层 | 第三层 |
|---|
| N1 | 5 | 60 | 0 | 0 | 6 |
| N2 | 5 | 60 | 30 | 0 | 6 |
| N3 | 5 | 60 | 30 | 12 | 6 |
), ArticleFig(id=1211311082895970569, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Tab.3, caption=
A set of BPA of defect 2 before and after D-S evidence fusion, figureFileSmall=null, figureFileBig=null, tableContent=
| BPA | PRPD图谱 | DGA数据 | D-S融合 |
|---|
| m(A1) | 0.158 8 | 0.145 5 | 0.085 0 |
| m(A2) | 0.379 5 | 0.511 3 | 0.714 1 |
| m(A3) | 0.445 0 | 0.116 4 | 0.190 6 |
| m(A4) | 0 | 0.060 1 | 0 |
| m(A5) | 0 | 0 | 0 |
| m(A6) | 0 | 0 | 0 |
| m(θ) | 0.016 7 | 0.166 7 | 0.010 3 |
), ArticleFig(id=1211311082992439565, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=表3, caption=
一组缺陷2的D-S证据融合前后的BPA
, figureFileSmall=null, figureFileBig=null, tableContent=
| BPA | PRPD图谱 | DGA数据 | D-S融合 |
|---|
| m(A1) | 0.158 8 | 0.145 5 | 0.085 0 |
| m(A2) | 0.379 5 | 0.511 3 | 0.714 1 |
| m(A3) | 0.445 0 | 0.116 4 | 0.190 6 |
| m(A4) | 0 | 0.060 1 | 0 |
| m(A5) | 0 | 0 | 0 |
| m(A6) | 0 | 0 | 0 |
| m(θ) | 0.016 7 | 0.166 7 | 0.010 3 |
), ArticleFig(id=1211311083109880080, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=EN, label=Tab.4, caption=
The recognition accuracy of different neural network fusion models, figureFileSmall=null, figureFileBig=null, tableContent=
| 数据类型 | 模型 | 识别准确率/% | 模型大小/MB |
|---|
| PRPD图谱+DGA数据 | CNN-BPNN | 99.17 | 0.69 |
| Vgg16-BPNN | 99.01 | 128 |
| ResNet18-BPNN | 98.30 | 42.74 |
| DenseNet121-BPNN | 98.18 | 27.94 |
), ArticleFig(id=1211311083214737688, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1199644781044400370, language=CN, label=表4, caption=
不同神经网络融合模型的识别准确率
, figureFileSmall=null, figureFileBig=null, tableContent=
| 数据类型 | 模型 | 识别准确率/% | 模型大小/MB |
|---|
| PRPD图谱+DGA数据 | CNN-BPNN | 99.17 | 0.69 |
| Vgg16-BPNN | 99.01 | 128 |
| ResNet18-BPNN | 98.30 | 42.74 |
| DenseNet121-BPNN | 98.18 | 27.94 |
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