New TNO Device Detects Sabotage in North Sea
TNO in the Netherlands has tested a device that detects sabotage in the North Sea, enhancing the security of offshore installations by identifying threats with precision.
The Innovation Behind the Device
The device developed by TNO utilizes dark fibers in fiber-optic cables to detect maritime traffic near subsea infrastructure. By sending laser light through these unused fibers, also known as dark fibers, the system can detect changes in reflection caused by vibrations from nearby ships. This revolutionary method transforms the dark fibers into a detection network that can monitor and protect submarine cables and pipelines in the North Sea[1][2].
Successful Testing and Results
The detection system was successfully tested using wind-farm power cables and a telecommunication cable in the North Sea. The system employs a Distributed Acoustic Sensing (DAS) interrogator connected to the cables, which uses laser light to detect vibrations caused by maritime traffic. Data from the Automatic Identification System (AIS) was used to verify the detection results, with mismatches indicating potential threats[2].
Strategic Importance
This innovation is particularly significant given the increased presence of Russian espionage ships near critical underwater infrastructure, such as the Nord Stream pipelines. The new device can provide early warnings to authorities and infrastructure owners about suspicious ship movements, helping to prevent sabotage and espionage activities. The ability to detect and track ship movements close to seabed cables is a crucial step towards enhancing maritime security in the region[1][3].
Future Developments
In the next five years, TNO anticipates the deployment of underwater drones to further enhance the monitoring capabilities of the North Sea floor. These drones would work in tandem with the dark fiber detection system, providing a comprehensive security solution for subsea infrastructure. TNO’s technology is expected to be fully deployable within 1-2 years, marking a significant advancement in maritime security technology[1][4].
Impact on Energy Infrastructure
The detection system not only aims to prevent sabotage but also serves as a technological warning to countries reliant on submarine infrastructures. The constant monitoring of cables, although costly, is essential for maintaining the security of energy and data installations in the North Sea. The new system can currently detect ships up to two kilometers from a cable, providing a robust defense against potential threats to critical infrastructure[3][5].