DanBi Marine

Fiber Optic Fusion Splicing

Fiber Optic Termination and Testing on Maritime Vessels

We specialize in fiber optic termination
and testing, particularly on FPSO vessels.
Our technicians are trained in industry
standards, knowledgeable about systems,
and equipped with proper testing tools.

Incorporating fiber optic termination and testing is crucial for modern maritime vessels adapting to digital advancements. Reliable communication infrastructure is essential for navigating the open sea successfully. Maritime professionals can maintain connectivity across vast oceanic expanses by employing proper termination methods and thorough testing protocols.

Fiber Optics At Sea

Fiber optic termination links optical fibers to different components like connectors, splices, and network devices to establish a reliable data transmission pathway. This technology has significantly transformed maritime communication by offering high-speed internet, efficient data transfer for navigation systems, and dependable communication throughout the vessel.

Fiber Optic Termination On Maritime Vessels

Challenges Unique To Maritime Environments

Environmental factors like saltwater, temperature changes, and vibrations can make it tough to keep fiber optic connections in good shape. So, the termination solutions need to be able to handle these challenges.

Waterproofing And Corrosion Resistance

Specific connectors and termination equipment are necessary to prevent water damage and corrosion. Examples include:

  • Sealed Connectors: Using connectors designed for maritime environments with tight seals and O-rings can help prevent water from getting in.
  • Potted Connectors: The process covers the connection points with a potting compound or resin. This protects mechanically and creates a waterproof barrier, preventing moisture and environmental contaminants from affecting the connection.
  • Heat Shrink Tubing: Heat shrink tubing with adhesive lining provides a secure seal around connectors and splices to prevent water infiltration.
  • Waterproof Enclosures: Waterproof enclosures or bulkheads are used to protect fiber optic terminations from water damage. They are designed to prevent water penetration and can be sealed with gaskets to provide a secure environment for the fiber optic components.
  • Cable Gland Seal: Cable glands with sealing mechanisms are used to securely pass fiber optic cables through bulkheads and enclosures, effectively creating a waterproof seal to prevent water from entering the vessel through cable entry points.
  • Corrosion-Resistant Materials: In maritime environments, it’s crucial to use corrosion-resistant materials like stainless steel or specialized alloys for connectors and termination points.

Fiber Optic Cable Routing And Management

Effective fiber optic cable management is crucial for maritime vessels because of the confined space and exposure to movement, vibrations, and environmental factors.

  • Route Planning: When planning fiber optic cable routes, it is important to select the best pathways and avoid areas that could be damaged or interfere. It is crucial to steer clear of areas with high electromagnetic interference. To prevent interference, keep fiber optic cables separate from power cables. Crossing paths with high-voltage cables can result in unwanted signals in the fiber optics.
  • Strain Relief and Slack Management: To prevent damage to connectors and ensure stable connections, use strain relief systems at connection points to absorb tension or stress on cables due to vessel movement. Properly store cable slack to accommodate movement and vibrations. Excessive tension on cables can cause performance issues and premature wear.
  • Marking and Labeling: Ensure fiber optic cables are clearly marked and labeled regularly for easy identification during maintenance or troubleshooting in complex systems with multiple cables. Maintaining detailed documentation of the cable routing layout is crucial, including cable types, connectors, and termination points.

Fiber Optic Testing At Sea

Thorough testing is necessary to ensure the dependability of fiber optic connections on ships. Three key testing methods include insertion loss testing, reflectometry, and optical time-domain reflectometry (OTDR).

  • Insertion Loss Testing: Attenuation testing is used to gauge the signal loss as light travels through fiber optic components such as connectors, splices, and couplers.
  • Reflectometry: This testing method identifies faults in fiber optic cables by measuring light reflections, such as breaks, bends, or splices.
  • OTDR: A sophisticated testing method provides thorough insights into a fiber optic cable’s features, pinpointing losses, splice points, and breaks.

Get The Right Team

Proper termination techniques and rigorous testing procedures are necessary to ensure that vessels stay connected, regardless of the size of the ocean.

It is crucial to have a skilled team with industry experience when conducting fiber optic termination and testing on maritime vessels.