Stochastic Models in Reliability Engineering

12 Fault Detection and Prognostics of Aero Engine by Sensor Data Analytics

Haotian Liu and Xi Zhang

DOI: 10.4324/9780429331527-12

Contents

• 12.1 Introduction
• 12.2 Principles of Aero Engine PHM
• 12.3 Degradation Diagnostics
  • 12.3.1 Single-Channel Signal and Single Working Condition and Failure Modes
  • 12.3.2 Multiple-Channel Signal and Single Working Condition and Failure Modes
  • 12.3.3 Multiple-Channel Signal and Multiple Working Conditions and Failure Modes
• 12.4 Degradation Trend and RUL Prediction
  • 12.4.1 Degradation Trend Prediction
  • 12.4.2 RUL Prediction
• 12.5 Case Study
  • 12.5.1 Evaluation of Aero Engine Degradation
  • 12.5.2 Prediction Method of Aero Engine Degradation Trend
• 12.6 Conclusions
• References

12.1 Introduction

Aero engine failures ...