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Sensing Applications in Aircrafts Using Polymer Optical Fibres.
Pedro C Lallana1, Gotzon Aldabaldetreku2, Alicia López3
1Electronics Technology Department, Universidad Carlos III de Madrid, E-28911 Leganés, Spain.
Sensors (Basel, Switzerland)
|June 2, 2021
Summary
Inexpensive polymer optical fibres (POFs) offer advanced sensing for avionics, enabling cost-effective structural health monitoring in aircraft. These flexible sensors measure strain, vibration, and temperature, with new power methods discussed.
Area of Science:
- Materials Science
- Optical Engineering
- Aerospace Engineering
Background:
- Polymer optical fibres (POFs) possess unique properties like flexibility and sensitivity.
- Traditional sensing methods in avionics can be costly and complex.
Purpose of the Study:
- To explore recent advancements in using POFs for avionics sensing.
- To present cost-effective solutions for structural health monitoring in aircraft.
Main Methods:
- Analysis of various POF-based sensors including strain, elongation, vibration, level, and temperature meters.
- Investigation of Power-over-POF for remote sensor power supply.
- Evaluation of connector constraints on POF network performance.
Main Results:
- POF sensors provide a cost-effective alternative for structural health monitoring.
- Demonstrated utility of POFs for diverse sensing tasks in aircraft.
- Identified Power-over-POF as a viable remote power solution.
- Highlighted connector limitations impacting POF network performance.
Conclusions:
- POFs represent a promising technology for advanced, economical sensing in avionics.
- Further research into connectors is needed to optimize POF network reliability.
