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. |
| 页 | 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 2023 → 31 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 |
| 市 | Hybrid, Hangzhou |
| 时期 | 29/12/23 → 31/12/23 |
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:
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可持续发展目标 7 经济适用的清洁能源
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