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Experimental and Numerical Study on the Impact of Sand-Carrying Liquid Erosion on Coiled Tubing Wall
Coiled tubing endures significant pressure and fluid impact throughout the oil and gas production and transportation processes. The abrasive action...
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Coiled Tubing Erosion Prediction and Fracturing Fluid Parameters Optimization During Hydraulic Jet Fracturing
The erosion wear of coiled tubing wound on the drum by fracturing fluid gravel greatly affects its service life and the operation safety during...
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Failure Analysis of CT-90 Coiled Tubing Used in Oil and Gas Industry in Mexico
Coiled tubing (CT) is widely used in the oil and gas industry. In this study, we conducted a failure analysis on a 44.4-mm (1.75′′) diameter CT with...
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Numerical Simulation on Coiled Tubing Erosion During Hydraulic Fracturing
Hydraulic fracturing operation through coiled tubing is a safe, economical, and efficient well stimulation technique. During the operation, the wall...
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Pitting Corrosion of S13Cr Tubing in a Gas Field: A Failure Case and Corrosion Mechanism Analysis
This work investigated the pitting failure mechanism of S13Cr tubing in a gas well resulting from multiple gas lifts. The causes of pitting corrosion...
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Study on Natural Crack Initiation and Propagation of Coiled Tubing with Spherical Defect
The crack initiation and propagation at the surface defect of coiled tubing (CT) are easily caused by stress concentration, which leads to failure of...
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Residual Life Study of Coiled Tubing for Erosion Wear
Erosion wear will cause corrosion pits, local thinned area, micro-fracture and other defects for coiled tubing’s, resulting in shortened service...
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Corrosion Failure and Electrochemical Corrosion Behavior of Coiled Tubing
Coiled tubing (CT) is known to be susceptible to corrosion due to the complexity of wellbore environment and limited material selection. Since the...
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Design of Flexible Drill Pipe with Ultra-Short Radius in Sidetrack Horizontal Well Based on the Snake Bone Directional Variability
A snake-bone flexible drill pipe was designed based on bionics to relieve the overlarge deflecting curvature radius of the sidetrack horizontal well....
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Microstructure Evolution during Accelerated Cooling Followed by Coiling of an Nb-Ti/HSLA Steel
An Nb-Ti low carbon HSLA steel with the application of Coiled Tubing steel in petroleum industry, was subjected to hot rolling followed by the...
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Near-field electrospinning polycaprolactone microfibers to mimic arteriole-capillary–venule structure
The ability to create three-dimensional (3D) cell-incorporated constructs for tissue engineering has progressed tremendously. One of the major...
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Continuous synthesis of ultrasmall core-shell upconversion nanoparticles via a flow chemistry method
A continuous synthesis method for the less than 10 nm core-shell upconversion nanoparticles was developed via coiled tube embedded flask reactors and...
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Field Application of High-Temperature Dissolvable Bridge Plug in Shale Gas Horizontal Well
Soluble bridge plug is a key tool to improve the speed and quality of staged fracturing, which requires system design of pressure-bearing capacity,...
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Critical Ultimate Load and Ultimate Bearing Failure of CT110 with Initial Crack Defect
CT110 is ultra-high-strength coiled tubing (CT). It has been applied in the drilling, completion, fracturing and stimulation process of deep wells,...
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The Prediction of the Low Cycle Fatigue Life About the Coiled Tubing with Ovality and Wall Thickness
With respect to conventional tubing with threaded connections, coiled tubing has the advantage of not screwing on and off in the lifting pipe string....
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Optimizing silver nanowire synthesis: machine learning improves and predicts yield for a polyol, millifluidic flow reactor
This study highlights optimizing polyol reaction conditions to produce 100% silver nanowire (AgNW) yields (AgNWs count/all nanostructure count) using...
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Review of Downhole Throttle Failure in Oil and Gas Wells
Downhole throttling technology is of great significance to the stable production of natural gas. Downhole throttle is widely used by major oil and...
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Development of Aluminum-Based Dissolvable Alloys for Hydraulic Fracturing Applications
Downhole toolsDownhole tools made of dissolvable alloysDissolvable alloys (DAs) (DAs) are getting more attractive, especially with the difficulties...
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Evaluation of Microfluidic Approaches to Encapsulate Cells into PEGDA Microparticles
PurposePolyethylene glycol diacrylate (PEGDA) is increasingly used to microencapsulate cells via a vortex-induced water-in-oil emulsion process....
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Development of Multi-component Polymeric Systems by High Energy Radiation
The development of polymeric materials by high energy radiation processing has become very popular for their use in high-performance and advanced...