2018 | GEO Pressure Systems Inc.

Downhole Instrumentation Cable: Encapsulated or Bare? When Does it Matter?

Permanent Downhole Gauge Technology For Cemented-In Completions

At GEO PSI we produce some of the worlds best downhole instrumentation sensors. Cementing the pressure sensors in behind the casing is becoming increasingly more common and accounts for a large percentage of our work.

A controversial topic seems to be whether to use an encapsulated cable or a bare cable?

Encapsulated

Tubing-Encapsulated-Downhole-Cable-TEC-Encapsulated-Single-Conductor-GEO-PSI

Advocates of encapsulation point out that the plastic jacket overtop the steel cable provides acts as a bumper and improves survivability of the cable during the deployment of the system.

Bare Cable

Tubing-Encapsulated-Downhole-Cable-TEC-Bare-Single-Conductor-GEO-PSI

Some of our customers prefer that bare cables be installed, citing that they are worried about channelling or bond issues in the cement.

Cemented-In-Casing-Systems-Graphic-Blog-GEO-PSI

If you’re looking for more information on which type of cable would be best for your system our regional sales staff would be happy to help

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