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Fiber Optic Monitoring of Pipelines


Field Technician installs fiber optic cable in pipeline.


PulseFO™ embedded into a pipeline and sealed with epoxy.


PulseFO™ enters and exits the pipeline via sealing glands.

PulseFO™ is a fiber optic monitoring system that has been specifically designed to provide large diameter PCCP water pipeline operators with near real-time data about active deterioration within their pipeline caused by wire related events (WRE). By monitoring the active rate of deterioration, operators have a much better understanding about the true condition of their asset at all times.

The PulseFO™ system is unobtrusive, and can be used to monitor either short or long sections of a pipeline, on a temporary or permanent basis, while the line remains in service. Data results can be used as a reliable base to schedule rehabilitation and establish future monitoring programs.

How it Works:

PulseFO™ consists of a sensing controller, fiber optic sensing cable, and start and end caps. Depending on the monitoring needs, there are several installation methods which can be applied: free floating, internal attachment or external attachment. A single controller and fiber optic cable can monitor up to 25 miles (40 km) of a pipeline. When an acoustic WRE occurs, the sensing cable immediately detects the event and relays it to the sensing controller where the signal is then processed and recorded. If the signal is verified to be a WRE, an alert is then sent to the pipeline operator listing the date, time and location. Users can monitor alerts via a GIS mapping system.

The sensing monitor is capable of retrofitting existing fiber optic installations to offer users additional options and features.

PulseFO™ Advantages:

  • Ability to monitor long lengths of pipeline
  • Real-time monitoring of a pipeline
  • Leak identification and location capability
  • Pipeline remains in service with no interruption
  • Location of acoustic events can be pinpointed with great accuracy
  • Latest generation of fiber optic technology
  • Builds on PPIC acoustic emissions testing experience
  • Ability to retrofit existing fiber optic installations

Learn more about pipeline monitoring »