Applications

Rail transportation is critical infrastructure vital to national development and people’s livelihoods. With the increasing speeds of high-speed rail and the development of metro and urban rail transit, safety issues along railway lines h...

Distributed Acoustic Sensing (DAS) technology has found widespread application in critical site perimeter security. Taking airports as an example, the application of DAS systems in airport perimeter security significantly enhances the in...

Comprehensive Utility Tunnel Monitoring Urban comprehensive pipelines, including communication, electricity, water supply, drainage, heating, and gas pipelines, are critical infrastructures for future smart city development. With the ext...

This application includes the monitoring of both underground and overhead power cables. In overhead cable monitoring, wind-induced motion monitoring (known as Aeolian Vibration Monitoring) is crucial. Underground cable monitoring primari...

Belt conveyors, widely used in industries such as mining, ports, and metallurgy, are typical large industrial equipment for material transportation. Distributed fiber optic sensing technology enables real-time fault monitoring of the ent...

Vibration signals typically contain information about an object’s dynamic processes, which can reveal its movement and structural state. Using distributed fiber optic sensing technology to capture temperature and vibration / acoustic sig...

Oil and gas leaks caused by external damage in long-distance pipelines have long been a major concern for petroleum companies. External damage accounts for a significant proportion of oil and gas pipeline accidents, such as excavation ac...

Production Logging Distributed fiber optic sensing technology is becoming a widely recognized tool in the oil and gas production logging industry. It enables the collection of high-resolution distributed acoustic and temperature data usi...

Due to the unique marine environment, recent domestic and international experimental studies have demonstrated the distinct advantages and irreplaceability of DAS technology in marine scientific exploration, showcasing a wide range of ap...

Marine seismic observation has long relied on seabed seismometers, which have high deployment and maintenance costs, resulting in less extensive and dense coverage compared to terrestrial observations. Utilizing long-distance DAS technol...

Submarine cables, including submarine communication cables and submarine power cables, serve as vital communication and energy arteries and are crucial infrastructure. They are frequently at risk from ship anchors and fishing trawls. The...