使用云端系统对飞机燃料进行生物灵感故障诊断
Yang Miao1,2, Yantang Li1, Jun Pan3
1Faculty of Materials and Manufacturing, Beijing University of Technology, Beijing 100124, China.
Biomimetics (Basel, Switzerland)
|December 22, 2023
概括
一种新的云边缘方法增强了飞机燃料健康监测. 这种方法可以提高故障检测和分类的准确性,确保更安全的航空运营.
科学领域:
- 航空航天工程 航空航天工程
- 计算机科学 计算机科学
- 机械工程 机械工程
背景情况:
- 飞机燃料是关键部件,需要实时监控.
- 传感器数据的增加压倒了传统的预测和健康管理 (PHM) 系统,降低了效率.
- 需要一种新的方法来处理大量的数据并保持计算效率.
研究的目的:
- 为飞机燃料提出一种新的健康监测方法.
- 利用云端计算进行高效的数据处理和分析.
- 为了实现及时的故障警告和准确的故障分类.
主要方法:
- 开发了一个协作云端框架,用于监控飞机燃料.
- 在边缘实施了一个异常判断方法,使用3σ值和"3/5战略".
- 使用云中的卷积自动编码器进行故障诊断和严重程度评估.
主要成果:
- 与传统的机器学习模型相比,拟议的云端方法显示出更高的准确性.
- 与长期短期记忆 (LSTM) 网络相比,准确度的提高为4.35%.
- 与卷积神经网络 (CNN),极端学习机器 (ELM) 和支持矢量机器 (SVM) 相比,分别观察到6.40%,17.65%和19.35%的显著准确度增长.
结论:
- 拟议的云端方法对于监测飞机燃料状况非常有效.
- 该方法为实时故障检测和分类提供了计算效率高,准确的解决方案.
- 边缘和云资源的整合提高了飞机燃料系统的可靠性和安全性.
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