A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion Entropy
The vibration signal of rolling beating is nonlinear and nonstationary, which makes feature extraction difficult for fault diagnosis. To improve the efficiency of feature extraction and fault diagnosis, a hybrid model based on optimized variational mode decomposition (VMD), fuzzy dispersion entropy...
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| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
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Wiley
2025-01-01
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| Series: | International Journal of Rotating Machinery |
| Online Access: | http://dx.doi.org/10.1155/ijrm/7990867 |
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| _version_ | 1850239380416888832 |
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| author | Xin Xia Xiaolu Wang Weilin Chen |
| author_facet | Xin Xia Xiaolu Wang Weilin Chen |
| author_sort | Xin Xia |
| collection | DOAJ |
| description | The vibration signal of rolling beating is nonlinear and nonstationary, which makes feature extraction difficult for fault diagnosis. To improve the efficiency of feature extraction and fault diagnosis, a hybrid model based on optimized variational mode decomposition (VMD), fuzzy dispersion entropy (FDE), and a support vector machine (SVM) is proposed. Firstly, a parameter optimization method using the sparrow search algorithm (SSA) was applied to VMD to improve the decomposition ability. Subsequently, a feature vector based on the FDE was proposed as a fault-diagnosis feature. Finally, SVM was applied with the proposed feature vector for the fault diagnosis of rolling bearings. The simulation and experimental study results indicate that the proposed method can obtain useful features for fault diagnosis, particularly in short-length samples and noise conditions. The proposed method performed well in the fault diagnosis for different fault types and degrees of rolling bearings. |
| format | Article |
| id | doaj-art-eaaad1884ab143769d29aff4526b1ed5 |
| institution | OA Journals |
| issn | 1542-3034 |
| language | English |
| publishDate | 2025-01-01 |
| publisher | Wiley |
| record_format | Article |
| series | International Journal of Rotating Machinery |
| spelling | doaj-art-eaaad1884ab143769d29aff4526b1ed52025-08-20T02:01:10ZengWileyInternational Journal of Rotating Machinery1542-30342025-01-01202510.1155/ijrm/7990867A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion EntropyXin Xia0Xiaolu Wang1Weilin Chen2School of Mechanical and Electrical EngineeringSchool of Mechanical and Electrical EngineeringTechnology DepartmentThe vibration signal of rolling beating is nonlinear and nonstationary, which makes feature extraction difficult for fault diagnosis. To improve the efficiency of feature extraction and fault diagnosis, a hybrid model based on optimized variational mode decomposition (VMD), fuzzy dispersion entropy (FDE), and a support vector machine (SVM) is proposed. Firstly, a parameter optimization method using the sparrow search algorithm (SSA) was applied to VMD to improve the decomposition ability. Subsequently, a feature vector based on the FDE was proposed as a fault-diagnosis feature. Finally, SVM was applied with the proposed feature vector for the fault diagnosis of rolling bearings. The simulation and experimental study results indicate that the proposed method can obtain useful features for fault diagnosis, particularly in short-length samples and noise conditions. The proposed method performed well in the fault diagnosis for different fault types and degrees of rolling bearings.http://dx.doi.org/10.1155/ijrm/7990867 |
| spellingShingle | Xin Xia Xiaolu Wang Weilin Chen A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion Entropy International Journal of Rotating Machinery |
| title | A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion Entropy |
| title_full | A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion Entropy |
| title_fullStr | A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion Entropy |
| title_full_unstemmed | A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion Entropy |
| title_short | A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion Entropy |
| title_sort | hybrid fault diagnosis model for rolling bearing with optimized vmd and fuzzy dispersion entropy |
| url | http://dx.doi.org/10.1155/ijrm/7990867 |
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