Distributed Optical-Fiber Vibration Sensing System

The Distributed Optical-Fiber Vibration Sensing System utilizes standard optical communication cables as sensors to detect and locate acoustic vibrations across various positions. This system is extensively employed for safety monitoring and detection in applications such as long-distance oil and gas pipelines, critical infrastructure, flammable and explosive plant areas, airport perimeters, optical cables, urban pipelines, and defense line perimeters.

Technical Features

Real-Time Monitoring: Provides immediate and accurate detection of vibrations.
Distributed Measurement: Offers extensive coverage with high sensitivity.
Safe and Interference-Resistant: Immune to electromagnetic interference.
Concealed and Stable: Ensures reliable performance with discreet sensing units.
Simple Installation: Easy to install and maintain.

Technical Parameters

Detection Distance: Up to 40 km
Positioning Precision: ~10 m
Measurement Time: ~1 s
Spatial Sampling Interval: 0.4 m