... condition spe icota well intervention conference separation drilling ct string string design underbalanced drilling lateral bha wob drilling fluid wiper trip tight gas intervention tight ga reservoir integrity surface equipment Introduction Exploration and development of gas fields...

.... The CT string engineering for 50,000-ft mega-reach wells required an iterative string design methodology that heavily considered the actual field reliability (actual tensile load ratings) of the CT hydraulic tractors and chemical friction reducers to determine the optimal CT lengths and wall thickness...

... circulation valve wellhead stack consideration string design circulating pressure upstream oil & gas strength ct string operation ct intervention inspection system Introduction Exploration and development of unconventional gas fields is one of the key projects designed to meet the goal...

... issues. Field collected data along with surveys for projected well drillouts fed into the iterative string design methodology that produced a record-breaking string profile of 2.625-in outer diameter with over 30,000-ft in length, using custom-fit wall thickness configurations that featured up to 0.276...

... continue to push the well lateral boundaries from 10,000-ft to over 15,000-ft, creating super lateral wells, which pose significant challenges and pushed the boundaries of extended reach Coiled Tubing (CT) operations. This document outlines field operational details, string design and downhole tool...

... & Gas unconventional project machine learning Coiled tubing operations lateral length od ct CT intervention wellbore complex reservoir string design CT string frac port initiator sleeve friction reduction sensitivity analysis drillstem testing drilling operation optimization plug frac...

... were actioned collaboratively across service providers and well delivery teams, to support well intervention to the limits of Coiled Tubing (CT) milling operations on the FC734 D well. Considering the length of this well (7349mMD), a new string design was required to achieve the maximum depth as well...

... the limits of CT applications. Well Operators and Service Companies have embraced newer CT technologies and highly engineered string designs that can perform safely in challenging well conditions. The latest technological innovation in the CT manufacturing industry is the implementation of an in-line quench...

... are currently in the design stage. These strings are expected to surpass the 73 T (tube only) weight -becoming a future milestone for CT interventions. Coiled tubing operations Completion Installation and Operations Upstream Oil & Gas flow rate Abu Dhabi lateral intervention ct string design...

.... In response to Operator requests, Service Companies are now seeking improved technologies and equipment to enable them to provide more effective service in extended horizontal well environments. Utilizing refined, custom-engineered Coiled Tubing (CT) string designs to perform certain intervention techniques...

... Abstract The focus of this work is to optimize coiled tubing string design for greater horizontal reach in unconventional wells using a more rapidly tapered section than historically available. The string design will encompass a single outer diameter with a tapered wall thickness, resulting...

... of the following six areas suggested for a successful plug drillout process: CT string design related to wellbore tubulars and deviation. Bottomhole assembly (BHA). Flowback arrangement. Drilling techniques. Fluid system. Monitoring and control during the job of the associated drillout parameters...

... results. This frequently means reducing the ID in the vertical section and beyond the heel of the well if the CT string design doesn't prevent buckling in the horizontal. A balance between the completion size and CT size should exist to optimize the extended reach operations with CT. The factors...

... operations conventional wisdom Upstream Oil & Gas CT string bridge plug depth engineering analysis procedure straight wall section string design Completion Installation and Operations wall section manipulation tapered section fatigue spike single wall section spe 168247 plug milling...

..., and outlines the string design flexibility offered by this technology for engineering the next generation of coiled tubing. Completion Installation and Operations tapered bias weld wall thickness string design fatigue life Upstream Oil & Gas bias weld nominal wall thickness base material...

... Abstract High-pressure coiled tubing applications pose many technical challenges to coiled tubing string design: collapse, diametral growth, elongation and wall thinning, to name a few. This paper discusses an optimal string design methodology for coiled tubing in high pressure applications...

... to be used in place of bigger units. The paper uses examples from actual field work and computer simulations. spe 54456 injection pressure pipe friction reducer nitrogen upstream oil & gas application economics strength pipe coiled tubing string design optimum coil size completion...