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航空发动机传感器故障与部件故障诊断技术

李业波 李秋红 黄向华 赵永平

李业波, 李秋红, 黄向华, 等 . 航空发动机传感器故障与部件故障诊断技术[J]. 北京航空航天大学学报, 2013, 39(9): 1174-1180.
引用本文: 李业波, 李秋红, 黄向华, 等 . 航空发动机传感器故障与部件故障诊断技术[J]. 北京航空航天大学学报, 2013, 39(9): 1174-1180.
Li Yebo, Li Qiuhong, Huang Xianghua, et al. Fault diagnosis for sensors and components of aero-engine[J]. Journal of Beijing University of Aeronautics and Astronautics, 2013, 39(9): 1174-1180. (in Chinese)
Citation: Li Yebo, Li Qiuhong, Huang Xianghua, et al. Fault diagnosis for sensors and components of aero-engine[J]. Journal of Beijing University of Aeronautics and Astronautics, 2013, 39(9): 1174-1180. (in Chinese)

航空发动机传感器故障与部件故障诊断技术

基金项目: 国家自然科学基金资助项目(51006052);航空科学基金资助项目(20110652003);中央高校基本科研业务费专项基金资助项目(NZ2012104);江苏省2012年度普通高校研究生科研创新计划(CXZZ12_0169)
详细信息
    作者简介:

    李业波(1985-),男,安徽颍上人,博士生,liyebo1985@163.com.

  • 中图分类号: V231.3

Fault diagnosis for sensors and components of aero-engine

  • 摘要: 结合局部学习思想与集成学习技术,提出了一种基于支持向量机-极端学习机-卡尔曼滤波器(SVM-ELM-KF,Support Vector Machine-Extreme Learning Machine-Kalman Filter)的航空发动机传感器故障与突发性部件故障诊断的方法.将改进的迭代约简最小二乘支持向量回归机训练技术推广到分类机中,用于区分传感器故障与部件故障,使得该分类机具有一定的稀疏性.对于传感器故障,利用ELM分类机对故障进行定位.对于部件故障,利用改进的卡尔曼滤波器对发动机各部件的健康参数进行估计,从而对部件故障进行定位.仿真结果表明,提出的故障诊断方法能够准确地区分传感器故障和部件故障,实现故障的有效定位,验证了方法的可行性.

     

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出版历程
  • 收稿日期:  2012-10-17
  • 网络出版日期:  2013-09-30

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