Advanced Well Engineering Resources
Leading the way in drilling innovation with advanced physics-based models that boost precision and performance.
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Combining Downhole Axial and Surface Oscillation Tools, What Are the Consequences on Tool Face Control Performance?
Abstract When drilling in sliding mode, axial oscillation tools (AOT) and surface oscillation tools (SOT) are two possible solutions that are used in the industry…
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Ensuring Success of Complex Liner Deployment Over Complete Field Development Campaign
Abstract This paper describes the innovative engineering workflow which has been used to ensure the safe deployment of deep production liners on long step-out wells…
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Fatigue Tracking for Mud Motors and MWDs in Unconventional Wells
Abstract As the industry continues to drill increasingly complex wells, the demand put on drilling equipment has increased and will continue to increase. Preventive maintenance…
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Fluid Circulation Effects on Torque and Drag Results, a New Take on an Old Subject
Abstract The hydraulic effects on torque and drag modelling have been thoroughly studied in the past, yet their interpretation still causes a lot of misunderstandings…
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Foothills Drilling Performance Improvement – A New Transversal Approach
Abstract Total E&P initiated a drilling campaign in 2018 near the foothills of Bolivia where wells can be extremely challenging and lengthy to drill. These…
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How Drillstring Rotation Affects Critical Buckling Load?
Abstract Buckling of tubulars inside wellbores has been the subject of many researches and articles in the past. However, these conservative theories have always followed…
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How Motor Bend Affects Stick-Slip Vibrations: Modeling and Case Study
Abstract Contact friction along drill string is one of root causes of stick-slip vibrations, especially when drilling an unconventional well with a long lateral section.…
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How the Bit Profile and Gages Affect the Well Trajectory
Abstract The importance of wellbore deviation is well recognized by the drilling industry. An analysis of the directional behavior of a drilling system must include…
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Improving Surface Oscillation Tools Performance Using Time-Domain Dynamics and Torque and Drag Models
Abstract Overcoming friction in sliding mode represents a challenging task when drilling an unconventional well with a long lateral section. Among the possible ways to…
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Learning Curve Benefits Resulting From the Use of a Unique BHA Directional Behavior Drilling Performances Post-Analysis
Abstract With the current market’s high prices for drilling units and sophisticated directional and formation assessment services, low systems reliability or poor directional performance in…
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Micro Dogleg Detection with Continuous Inclination Measurements and Advanced BHA Modeling
Abstract Micro doglegs are a natural effect of any vertical or directional well that can explain a wide variety of down hole problems, from additional…
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Nonlinear Dynamics of a Drillstring Immersed in a 3D Curved Well, Simulations and Experiments
Abstract During drilling operations, the bit-rock and drillstring-wellbore contacts with stick-slip phenomena, fluid structure interaction, and mass unbalances distributed along the drillstring yield nonlinear dynamics…