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基于支持向量机的滚动轴承状态寿命评估

洪杰 韩磊 苗学问 马艳红

洪杰, 韩磊, 苗学问, 等 . 基于支持向量机的滚动轴承状态寿命评估[J]. 北京航空航天大学学报, 2010, 36(8): 896-899.
引用本文: 洪杰, 韩磊, 苗学问, 等 . 基于支持向量机的滚动轴承状态寿命评估[J]. 北京航空航天大学学报, 2010, 36(8): 896-899.
Hong Jie, Han Lei, Miao Xuewen, et al. Assessment based on support vector machine for rolling bearing grade-life[J]. Journal of Beijing University of Aeronautics and Astronautics, 2010, 36(8): 896-899. (in Chinese)
Citation: Hong Jie, Han Lei, Miao Xuewen, et al. Assessment based on support vector machine for rolling bearing grade-life[J]. Journal of Beijing University of Aeronautics and Astronautics, 2010, 36(8): 896-899. (in Chinese)

基于支持向量机的滚动轴承状态寿命评估

基金项目: 航空科学基金资助项目(2007ZB51021)
详细信息
  • 中图分类号: TB 114

Assessment based on support vector machine for rolling bearing grade-life

  • 摘要: 应用状态寿命描述滚动轴承的使用寿命,并建立了滚动轴承的状态寿命评估模型.状态寿命评估模型建模的关键是振动信号的特征提取和状态的识别算法.针对滚动轴承振动的特点,提取小波包重构信号的频带能量构造特征向量,利用支持向量机作为辨识算法建立滚动轴承状态寿命评估模型.滚动轴承全寿命试验验证了模型的有效性和可信性.

     

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出版历程
  • 收稿日期:  2009-06-29
  • 网络出版日期:  2010-08-30

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