克罗尼克的卷积特征金字塔用于滚动轴承故障诊断
Sadia Batool1, Abbas Ali Abid2,3, Muhammad Asif4
1School of Control Science and Engineering, Zhejiang University, Hangzhou, China.
Scientific reports
|July 2, 2025
概括
一个新的3D Kronecker卷积特征金字塔 (KCFP) 模型为滚动轴承提供了自主和可靠的故障诊断. 这种先进的技术显著提高了分类准确性,并减轻了旋转机械维护中的降解问题.
科学领域:
- 机械工程 机械工程
- 人工智能的人工智能
- 信号处理 信号处理
背景情况:
- 滚动轴承是旋转机械的关键部件,它们的故障会导致严重的操作中断和经济损失.
- 目前的手动故障诊断方法耗时,不适合常规维护.
- 现有的深度学习模型面临着退化问题,缺乏多层次特征提取能力.
研究的目的:
- 开发一种新的深度学习模型,用于自主和可靠的滚动轴承故障诊断.
- 解决现有模型的局限性,包括降解问题和不足的特征提取.
- 提高工业旋转机械故障诊断的效率和准确性.
主要方法:
- 介绍了一个新的三维 (3D) 克罗内克克卷积特征金字塔 (KCFP) 模型.
- 使用3D Kronecker卷积来取代单个扩展速率以实现高效的数据输入,而无需域名转换或像素损失.
- 采用3D特征选择 (3DFSC) 进行本地特征学习.
主要成果:
- 在帕德博恩大学的数据集上,KCFP模型的准确率达到99.6%,超过了MFF-DRN (98.6%) 和标准CNN (97.5%).
- 在MFPT数据集上,KCFP实现了97.6%的准确性,超过了MFF-DRN (97.0%) 和标准CNN (95.7%).
- 拟议的模型证明了增强的特征表示和分类准确性,同时减轻了降解问题.
结论:
- 新的KCFP模型为可靠和高效的滚动轴承故障诊断提供了一个有希望的解决方案.
- 3D Kronecker 卷积方法有效地解决了这个应用程序的现有深度学习模型的局限性.
- 该KCFP模型显示了在工业旋转机械维护中的实践实施的巨大潜力.
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