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A Health Assessment Method Based on Directed Acyclic Graph and Improved Mahalanobis- Taguchi System

  • Gongcheng Zhou
  • , Gang Xiang
  • , Ruishi Lin
  • , Dongpeng Li
  • , Yu Peng
  • , Hongyan Wang
  • , Langfu Cui
  • , Qingzhen Zhang
  • , Liang Li*
  • *此作品的通讯作者
  • Beihang University
  • Beijing Aerospace Automatic Control Institute

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Health status assessment is a key procedure for fault prediction and health management for complex systems. To accurately evaluate the health status of complex systems, this paper proposes a health assessment method based on a directed acyclic graph and an improved Mahalanobis- Taguchi system. Firstly, the Mahalanobis distance between samples of different health statuses is calculated by using the Mahalanobis distance system, and the discrimination degree of each sample combination is analyzed and compared. Then, the multi-classification process of equipment health status is constructed by the directed acyclic graph. Next, different feature combinations are formed by the features selected in the orthogonal experiment, and the Mahalanobis- Taguchi system is constructed separately for each combination. After voting, an improved Mahalanobis- Taguchi system used to divide the final health status category is obtained. Finally, the PHM08 data provided by the National Aeronautics and Space Administration of the United States is applied to evaluate the health status of the aero-engine.

源语言英语
主期刊名2023 3rd International Conference on Electrical Engineering and Control Science, IC2ECS 2023
出版商Institute of Electrical and Electronics Engineers Inc.
620-627
页数8
ISBN(电子版)9798350382426
DOI
出版状态已出版 - 2023
活动3rd International Conference on Electrical Engineering and Control Science, IC2ECS 2023 - Hybrid, Hangzhou, 中国
期限: 29 12月 202331 12月 2023

出版系列

姓名2023 3rd International Conference on Electrical Engineering and Control Science, IC2ECS 2023

会议

会议3rd International Conference on Electrical Engineering and Control Science, IC2ECS 2023
国家/地区中国
Hybrid, Hangzhou
时期29/12/2331/12/23

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 7 - 经济适用的清洁能源
    可持续发展目标 7 经济适用的清洁能源

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