... and operations taper directional drilling operation service company and operator horizontal well accumulation frequency photomacrograph well intervention conference and exhibition ct operation tubing and well intervention conference corrosion bias weld Background Unconventional operations...

... completion installation and operations geologist coiled tubing operations ct string efficiency payload injector head ctu ct unit operational efficiency flexibility ct operation alaska trailer equipment evolution arctic mast unit ct arctic mast unit requirement Introduction...

... The advent of electric-only and hybrid fiber/electric telemetry systems has revolutionized this landscape, enabling precise observation and control of downhole conditions in real time. These advancements have unlocked new possibilities for CT operations to facilitate complex interventions...

...Introduction Requirements for WCE are well-defined and accepted within the industry for regular CT operations. However, there are often portions of a CT operation that fall outside normal operating parameters and are not described in most industry or operating company guidelines. Most notably...

... Abstract Managing coiled tubing (CT) operations with sensitive logging tools is challenging, especially when it comes to maintaining tool integrity and avoiding costly failures due to CT operator errors. Past incidents of tool damage and lost in hole events have resulted in significant...

... operations. wellbore design operation pipe event completion installation and operations mechanism coiled tubing operations wellbore integrity incident proppant mitigation strategy intervention ct intervention recovery ct operation bedding and poor solids transport coiled tubing stuck...

... the economic viability of the equipment over various projects. It is suitable for both WL and CT operations. Inflatable Packers as a Barrier Inflatable packers are versatile downhole tools designed to provide zonal isolation in wellbores during various operations, including cementing. Their primary...

... of ownership and greenhouse (GHG) emissions. A case study in the North Sea showcases the solution in real-time operations and simulated cases demonstrate the potential impact. Pull tests are a common means of mitigating stuck pipe in CT operations. Traditionally, they are executed at fixed intervals while...

... constraints, which directly impact the feasibility and viability of the intervention. Digital tools provide a path toward increased efficiency and success rate of CTCO, but the suite of legacy software often used in CT operations relies on monolithic implementations, which limit the possible optimization...

... Abstract The operator together with intervention-vessel company and several service providers together developed a versatile riser solution for coiled tubing (CT) operations from a monohull vessel already performing riser-less interventions. The solution covers 200 to 500 m water depths...

... analysis would have revealed the divergence of the field data from the predictive data. The live feed of operational data provided by the application prevented stuck pipe scenarios when well conditions changed. Personnel could not have made this prediction if the coiled tubing (CT) operator was relying...

... that several coefficients of friction could be considered along the CT length. However, the unified coefficient of friction theory is the common practice within the CT industry. Two types of friction instruments have been used for measuring the friction-reduction performance of lubricants for CT operations...

...Changes in Wellhead Size During Live CT Well Intervention Abstract This paper shares the best practices for performing coiled tubing (CT) operations in high-temperature geothermal wells with major challenges such as live well challenges, scaling of pumping fluid, high surface temperatures...

..., 200 different N 2 rates could be considered to see what rate is required to avoid lost returns. Abstract During the last three decades a coiled tubing (CT) modeling software package has been continuously developed to assist in the planning and executing of global CT operations. The first models...

... reward in the form of time savings. The importance of efficiency improvements in deepwater vessel-based CT operations, along with the key areas of improvement and performance solutions, were explained in previous papers, Ottolina et al. (2016) and Rudnik et al. (2014) . The objective of this study...

...⅝ in.) in an environment with 30-ppm H 2 S and 4.55% CO 2 where ambient temperatures could drop as low as−50° F. A 2-in. CT string with a length of 19,000 ft was designed to provide sufficient weight on bit and overpull to complete all required contingency CT operations. A fluid system was designed to not only control...

... integrity CT operation best practice well injectivity log data breakdown pressure ct depth correlation Wellbore Design intervention acid wash CT intervention well logging Upstream Oil & Gas correlation placement reservoir chemical treatment sandstone reservoir slurry society...

... Abstract Real-time monitoring of downhole location, pressure, and temperature is currently available for many coiled tubing (CT) operations. A newly-developed tension, compression, and torque (TCT) data monitoring capability in real-time improves operational efficiency and accelerates well...

... are small effects due to the CT helical shape. Assuming that for CT operations in North America, the typical values are D =4.5-in., d =2-in., and b =20 ft, then ε = 3.9 × 10 − 5 ≪ 1 and ε λ = 4.2 × 10 − 3 ≪ 1 . This means that the Perturbations Method could...

... riserless technique in accordance with the Bureau of Safety and Environmental Enforcement regulations. real time system CT operation cement plug lower abandonment Coiled tubing operations Efficiency plug Completion Installation and Operations washpipe joint operation integrity Upstream Oil...