Article(id=1325524205315576003, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1325524161678033072, articleNumber=null, orderNo=null, doi=10.16236/j.cnki.nrjxb.202503032, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1727366400000, receivedDateStr=2024-09-27, revisedDate=1737993600000, revisedDateStr=2025-01-28, acceptedDate=null, acceptedDateStr=null, onlineDate=1793959197595, onlineDateStr=2026-11-06, pubDate=1748102400000, pubDateStr=2025-05-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793959197595, onlineIssueDateStr=2026-11-06, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793959197595, creator=13701087609, updateTime=1793959197595, updator=13701087609, issue=Issue{id=1325524161678033072, tenantId=1146029695717560320, journalId=1205116786560364546, year='2025', volume='43', issue='3', pageStart='193', pageEnd='287', issueExtLink='null', onlineDate='null', pubDate='1748102400000', pubDateStr='2025-05-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793959187179, creator='13701087609', updateTime=1793959945056, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1325527341178569523, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1325524161678033072, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1325527341178569524, tenantId=1146029695717560320, journalId=1205116786560364546, issueId=1325524161678033072, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=279, endPage=287, ext={EN=ArticleExt(id=1325524205684674756, articleId=1325524205315576003, tenantId=1146029695717560320, journalId=1205116786560364546, language=EN, title=Turbocharger surge identification based on compound features of acoustic signals across multiple domains, columnId=null, journalTitle=Transactions of CSICE, columnName=null, runingTitle=null, highlight=null, articleAbstract=
A turbocharger surge identification method based on multi-domain composite features of non-intrusive acoustic signals was proposed on a turbocharged diesel engine. Firstly, the data of surge acoustic signals were collected and relevant database was established through the turbocharger surge reproduction experiment. Then, multiple features were selected and extracted from the time, frequency and cepstrum domains. The contribution of each feature to the wheezing was calculated using the random forest algorithm, and the core contributing features were selected and combined into a multi-domain composite feature, which was used as the sensitive feature of the wheezing acoustic signals for the identification of the turbocharger wheezing. Furthermore, the support vector machine was used to establish a model for the identification of the wheezing, and the whale optimization algorithm was applied to optimize the coefficients of the kernel function of the support vector machine with the objective of the identification accuracy. Finally, multiple acoustic signals were obtained through the turbocharger bench test, and the multi-domain composite features of the acoustic signals were solved to verify the accuracy of the model. The results show that the accuracy of the model can reach more than 99%.
, authors=Shuhan Zhang
1, 2, Xin Li
3, Hai Liu
1, 2, Fang Liu
1, 2, Lei Ma
3, Xiaojing Hao
3, authorsList=Shuhan Zhang, Xin Li, Hai Liu, Fang Liu, Lei Ma, Xiaojing Hao, authorCompany=null, correspAuthors=Hai Liu, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1325524210139025625, articleId=1325524205315576003, tenantId=1146029695717560320, journalId=1205116786560364546, language=CN, title=基于声信号多域复合特征的涡轮增压器喘振识别, columnId=null, journalTitle=内燃机学报, columnName=, runingTitle=null, highlight=null, articleAbstract=
以某型柴油发动机涡轮增压器为研究对象,开展基于非侵入式的声信号的增压器喘振识别研究,提出了一种基于声信号多域复合特征的涡轮增压器喘振识别方法.通过增压器喘振复现试验采集了喘振声信号数据,建立了喘振声信号数据库.从时域、频域和倒谱域多域角度遴选,并提取获得多个增压器喘振声信号特征;采用随机森林算法计算了各特征对喘振的贡献度,选择核心贡献度特征组合成一个多域复合特征,作为喘振声信号敏感特征用于增压器喘振识别.利用支持向量机建立喘振识别模型,以识别准确率为目标,应用鲸鱼优化算法优化支持向量机核函数系数.通过增压器台架试验获得多组声信号,求解声信号多域复合特征,以此验证喘振识别模型的准确性,模型识别准确率可达99%以上.
, authors=张书焓
1, 2, 李欣
3, 刘海
1, 2, 刘芳
1, 2, 马磊
3, 郝晓静
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Advances in Engineering Software,
2016,
95:51-67., articleTitle=The whale optimization algorithm, refAbstract=null)], funds=[Fund(id=1325524221581087014, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, awardId=6142212230305, language=CN, fundingSource=柴油机增压技术重点实验室基金资助项目(6142212230305), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1325524210696868058, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, xref=1., ext=[AuthorCompanyExt(id=1325524210709450971, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, companyId=1325524210696868058, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1.河北工业大学机械工程学院,天津 300130)]), AuthorCompany(id=1325524212244566237, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, xref=2., ext=[AuthorCompanyExt(id=1325524212252954846, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, companyId=1325524212244566237, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2.天津市新能源汽车动力传动与安全技术重点实验室,天津 300130)]), AuthorCompany(id=1325524212345229536, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, xref=3., ext=[AuthorCompanyExt(id=1325524212357812449, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, companyId=1325524212345229536, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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Turbocharger surge recovery system, figureFileSmall=EmQz1ciLcxIrLQD0agbLRw==, figureFileBig=ufX4uMA9RMuY10SENscZRw==, tableContent=null), ArticleFig(id=1325524216652779789, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图1, caption=
涡轮增压器喘振复现系统, figureFileSmall=EmQz1ciLcxIrLQD0agbLRw==, figureFileBig=ufX4uMA9RMuY10SENscZRw==, tableContent=null), ArticleFig(id=1325524216896049422, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.2, caption=
Placement methods of turbocharger, figureFileSmall=kVluVoLGb3l84IAVOAkBmQ==, figureFileBig=S7sU6KaDxU4gR58FKp/2VA==, tableContent=null), ArticleFig(id=1325524216992518415, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图2, caption=
增压器放置方式, figureFileSmall=kVluVoLGb3l84IAVOAkBmQ==, figureFileBig=S7sU6KaDxU4gR58FKp/2VA==, tableContent=null), ArticleFig(id=1325524217063821584, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.3, caption=
Schematic of acoustic signal acquisition system, figureFileSmall=KY68DfA30INE0Mo8XBwYHw==, figureFileBig=hrGlfWi3kPZj9m5P+9PP2w==, tableContent=null), ArticleFig(id=1325524217172873489, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图3, caption=
声信号采集系统示意, figureFileSmall=KY68DfA30INE0Mo8XBwYHw==, figureFileBig=hrGlfWi3kPZj9m5P+9PP2w==, tableContent=null), ArticleFig(id=1325524217260953874, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.4, caption=
Time-domain signals for two operating conditions, figureFileSmall=+cyWYbZ6ASB6zNUuRAF5/g==, figureFileBig=Ik6kouFDq9PeCymcZ1BAlw==, tableContent=null), ArticleFig(id=1325524217344839955, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图4, caption=
两种工况下的时域信号, figureFileSmall=+cyWYbZ6ASB6zNUuRAF5/g==, figureFileBig=Ik6kouFDq9PeCymcZ1BAlw==, tableContent=null), ArticleFig(id=1325524217420337428, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.5, caption=
Noise distribution of turbocharger, figureFileSmall=Nrd1ZyYJJF8dWMsWNEbb/A==, figureFileBig=yVwdG7aZAT1Fvevl4bIG8Q==, tableContent=null), ArticleFig(id=1325524217521000725, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图5, caption=
涡轮增压器噪声分布, figureFileSmall=Nrd1ZyYJJF8dWMsWNEbb/A==, figureFileBig=yVwdG7aZAT1Fvevl4bIG8Q==, tableContent=null), ArticleFig(id=1325524217625858326, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.6, caption=
Time-frequency diagram of surge for two operaing conditions, figureFileSmall=ZbOmAzLAih6o42jat8trnw==, figureFileBig=p+0nm90JPkth9dImu3c9Pg==, tableContent=null), ArticleFig(id=1325524217718133015, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图6, caption=
两种工况下的喘振时频, figureFileSmall=ZbOmAzLAih6o42jat8trnw==, figureFileBig=p+0nm90JPkth9dImu3c9Pg==, tableContent=null), ArticleFig(id=1325524217802019096, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.7, caption=
Comparison of frequency-domain signals before and after surge for two operating conditions, figureFileSmall=YKQDuKKi5gKcy6HSlKk9EA==, figureFileBig=1ZzPlvyd2QbSJe/pY1bBsw==, tableContent=null), ArticleFig(id=1325524217885905177, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图7, caption=
两种工况下发生喘振前、后频域信号对比, figureFileSmall=YKQDuKKi5gKcy6HSlKk9EA==, figureFileBig=1ZzPlvyd2QbSJe/pY1bBsw==, tableContent=null), ArticleFig(id=1325524217990762778, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.8, caption=
Surge identification process, figureFileSmall=uSzd8OoWYOCOFcWrkGLzVQ==, figureFileBig=bPEB1s8V/diFt+4OqKV0ww==, tableContent=null), ArticleFig(id=1325524218062065947, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图8, caption=
喘振识别流程示意, figureFileSmall=uSzd8OoWYOCOFcWrkGLzVQ==, figureFileBig=bPEB1s8V/diFt+4OqKV0ww==, tableContent=null), ArticleFig(id=1325524218150146332, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.9, caption=
Feature contribution and recognition accuracy of different number of feature combinations, figureFileSmall=YppSkmbdxQOJZbLV4XHacA==, figureFileBig=QhsvW9bNGfV8a1e+dXRhyQ==, tableContent=null), ArticleFig(id=1325524218246615325, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图9, caption=
特征贡献度及不同个数特征组合的识别准确率, figureFileSmall=YppSkmbdxQOJZbLV4XHacA==, figureFileBig=QhsvW9bNGfV8a1e+dXRhyQ==, tableContent=null), ArticleFig(id=1325524218343084318, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Fig.10, caption=
Prediction results of the validation set samples, figureFileSmall=Cu5jpeBV5VqapYiK0lb47g==, figureFileBig=QefURlPQ0FlRkwWm/fQnJQ==, tableContent=null), ArticleFig(id=1325524218452136223, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=图10, caption=
验证集样本的预测结果, figureFileSmall=Cu5jpeBV5VqapYiK0lb47g==, figureFileBig=QefURlPQ0FlRkwWm/fQnJQ==, tableContent=null), ArticleFig(id=1325524218540216608, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Tab.1, caption=
Technical parameters of the turbocharger
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 设计转速/(r·min-1) | 40000~70000 |
| 压气机叶轮叶片组数 | 8 |
| 压气机叶轮进口直径/mm | 90 |
| 压气机叶轮出口直径/mm | 120 |
| 涡轮叶片个数 | 11 |
| 涡轮进口直径/mm | 120 |
| 涡轮出口直径/mm | 110 |
), ArticleFig(id=1325524218632491297, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=表1, caption=
增压器技术参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 设计转速/(r·min-1) | 40000~70000 |
| 压气机叶轮叶片组数 | 8 |
| 压气机叶轮进口直径/mm | 90 |
| 压气机叶轮出口直径/mm | 120 |
| 涡轮叶片个数 | 11 |
| 涡轮进口直径/mm | 120 |
| 涡轮出口直径/mm | 110 |
), ArticleFig(id=1325524218963841314, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Tab.2, caption=
Composition of multi-domain composite features
, figureFileSmall=null, figureFileBig=null, tableContent=
| 编号 | 特征 | 编号 | 特征 |
|---|
| 1 | 频率标准差 | 5 | 梅尔频率倒谱系数(第二阶) |
| 2 | 频率方差 | 6 | 均方根频率 |
| 3 | 波形因子 | 7 | 峭度 |
| 4 | 谱峭度 | 8 | 方差 |
), ArticleFig(id=1325524219345522979, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=表2, caption=
多域复合特征组成
, figureFileSmall=null, figureFileBig=null, tableContent=
| 编号 | 特征 | 编号 | 特征 |
|---|
| 1 | 频率标准差 | 5 | 梅尔频率倒谱系数(第二阶) |
| 2 | 频率方差 | 6 | 均方根频率 |
| 3 | 波形因子 | 7 | 峭度 |
| 4 | 谱峭度 | 8 | 方差 |
), ArticleFig(id=1325524219450380580, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=EN, label=Tab.3, caption=
Comparison results of predictions for different feature combinations
, figureFileSmall=null, figureFileBig=null, tableContent=
| 特征组合 | 特征个数 | 准确率/% |
|---|
| 时域特征 | 1 | 84.88 |
| 时域融合特征 | 8 | 93.61 |
| 频域特征 | 1 | 95.00 |
| 频域融合特征 | 6 | 96.44 |
| 梅尔倒谱域特征 | 1 | 81.39 |
| 梅尔倒谱域融合特征 | 8 | 93.02 |
| 多域复合特征 | 8 | 99.83 |
), ArticleFig(id=1325524219756564773, tenantId=1146029695717560320, journalId=1205116786560364546, articleId=1325524205315576003, language=CN, label=表3, caption=
不同特征组合预测对比结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 特征组合 | 特征个数 | 准确率/% |
|---|
| 时域特征 | 1 | 84.88 |
| 时域融合特征 | 8 | 93.61 |
| 频域特征 | 1 | 95.00 |
| 频域融合特征 | 6 | 96.44 |
| 梅尔倒谱域特征 | 1 | 81.39 |
| 梅尔倒谱域融合特征 | 8 | 93.02 |
| 多域复合特征 | 8 | 99.83 |
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