Oct 08, 2025
In the complete paper, the authors evaluate the effectiveness of production-enhancement activities for Well B Long-String (i.e., Well BL) using distributed-temperature-sensing (DTS)
Apr 19, 2026
The unique data solution using a combination of DAS and DTS technology based on engineered fibers, allowed for continuous and wide coverage logging of the well.
Oct 19, 2025
This marks the initial use in Malaysia of a distributed temperature sensing (DTS) fiber optic cable installed and cemented behind casing in a multizone immiscible water alternating gas
Jan 02, 2026
In this study, we installed two fiber optic cables with different designs into a new well, a soft-flat cable and a stainless-steel cable, for distributed fiber optic sensing in cementing and water
Jan 30, 2026
This paper presents the first offshore Malaysia application of winchless fiber optic technology to diagnose Sustained Casing Pressure (SCP) in Well A of Field A, a carbonate gas field with known
Jan 27, 2026
Recent challenges of the petroleum industry underscore the need to optimize oil and gas production. With the global demand for petroleum resources constantly increasing with an increasing
Jul 13, 2026
This paper will identify these critical factors and address proper candidate well selection and job preparation. It will also illustrate a multiwell logging campaign in the Marcellus shale, which
Nov 17, 2025
According to the optical fiber production profile testing technology with continuous tubing as the carrier, the main production layer and the bottom hole liquid condition can be found clearly under the ultra
Feb 26, 2026
Technology Update Fiber-optic sensing is known in the oil and gas industry as a technology that allows continuous temperature profiling along entire well paths. However, surveillance
Nov 12, 2025
Abstract. This paper introduces Distributed Fiber Optic Sensing (DFOS) as an innovative solution to achieve production profiling in reservoir monitoring. Fiber optic cable is deployed into the
Feb 11, 2026
Expro''s Distributed Fiber Optic Sensing (DFOS) intervention enables the continuous and distributed acquisition of temperature and acoustic data along the length of
Aug 03, 2025
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Apr 15, 2026
Fiber optics, a technology that uses thin strands of glass or plastic fibers to transmit data as light signals, has revolutionized the way we communicate, transfer, and acquire information.
Aug 10, 2025
Permanent downhole fiber-optic cables are critical infrastructure in wellbore monitoring systems, ensuring reliable transmission of data for applications such as distributed temperature, acoustic, and
Jan 26, 2026
Installation of permanent fiber-optic cable across the reservoir sections has enabled gas lift monitoring, identification of well integrity issues and zonal inflow profiling from perforation
Jan 12, 2026
Given its adaptability to third-party wireline and electromechanical tools, the hybrid fibre optic cable was deployed in the well, alongside the MFC and EMDS, with zero interference effects.
Jun 20, 2026
Download Citation | Innovative Solution for IWAG Injection Monitoring Using Fiber Optic Cable Cemented Behind Casing in an Intelligent Well: A First in Malaysia | Water and gas injection
Oct 21, 2025
Abstract. Production logging forms an integral part of reservoir monitoring and problem diagnosis during the productive life of a hydrocarbon field. However, conditions in many wells make
Apr 22, 2026
Fiber optic logging represents a new frontier in Malaysia''s industry. We are deeply grateful to our client, EnQuest, for their trust and confidence in allowing us to deploy this new technology on
Jan 01, 2026
One of the challenges for brownfield operators managing over 20 year-old wells is the uncertainties of well integrity impacting the effort to access the remaining oil in place. EnQuest known as the operator
Apr 18, 2026
This paper presents the real-life challenges of fiber optic applications in Field B, offshore Malaysia. DTS wells are located in satellite platforms which are not accessible on daily basis.
Sep 06, 2025
Preliminary results demonstrate intelligent technology for real-time monitoring of the actual injection profile behind casing, and for controlling it remotely via an RTAC (real-time acquisition...
Dec 29, 2025
The High-fidelity Distributed Acoustic and Temperature Survey (''DAS'' and ''DTS'') was evaluated to determine the possibility of crossflow behind the casing. The unique data solution using
Apr 01, 2026
Reducing Intervention in Subsea Wells With Fiber-Optic Technology Fiber-optic-system installations have reduced the need for intervention by
Aug 17, 2025
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