Results 21 to 30 of about 130,289 (305)

Intelligent Drilling and Completion: A Review

open access: yesEngineering, 2022
The application of artificial intelligence (AI) has become inevitable in the petroleum industry. In drilling and completion engineering, AI is regarded as a transformative technology that can lower costs and significantly improve drilling efficiency (DE).
Gensheng Li   +3 more
doaj   +1 more source

DIC-hole drilling method for in-situ residual stress measurement [PDF]

open access: yesMATEC Web of Conferences, 2019
Residual stress measurement carries an important significance in ensuring safety and reliability of steel structures. In order to simplify the measurement procedure and enhance flexibility of the conventional hole drilling method to adopt in in-situ ...
Peng Yang   +3 more
doaj   +1 more source

Core-log-seismic integration as a framework for determining the basin-wide significance of regional reflectors in the eastern equatorial Pacific [PDF]

open access: yes, 1997
ODP Leg 138 in the eastern equatorial Pacific (EEP) provided a unique opportunity to understand the paleoceanographic significance of seismic reflectors in this climatically sensitive region.
Bloomer, Stephen F., Mayer, Larry A.
core   +3 more sources

Application of Digitalization in Real-Time Analysis of Drilling Dynamics Using Along-String Measurement (ASM) Data along Wired Pipes

open access: yesEnergies, 2022
An automated drilling system requires a real-time evaluation of the drilling bit during drilling to optimize operation and determine when to stop drilling and switch bits.
Mostafa Gomar, Behzad Elahifar
doaj   +1 more source

Digital Architecture for an Automated Drilling Rig

open access: yes, 2022
The objective of this thesis was to develop the digital architecture for a small-scale drill rig intended for use by the Drillbotics team at the Uni- versity of Stavanger, for an international student competition by the same name. The main goals of the project has been to develop a robust software architecture, data acquisition system, data management ...
Gilje, Jonas Emanuel   +2 more
openaire   +4 more sources

Treatment of failed articular cartilage reconstructive procedures of the knee: A systematic review [PDF]

open access: yes, 2018
Background: Symptomatic articular cartilage lesions of the knee are common and are being treated surgically with increasing frequency. While many studies have reported outcomes following a variety of cartilage restoration procedures, few have ...
Lamplot, Joseph D   +2 more
core   +2 more sources

On the issues of business negotiation processes and prospects for overcoming them through large language models

open access: yesПутеводитель предпринимателя
This article investigates the potential of large language models in overcoming problems within the business negotiation process. Typical issues encountered in business negotiations at various communication stages, which highlight the necessity for ...
L. Yu. Gladilin   +3 more
doaj   +1 more source

Adaptive Transferring Method of Digital Twin Model for Machining Domain

open access: yesShanghai Jiaotong Daxue xuebao, 2022
In the multi-variety and small batch manufacturing workshop, digital twin model is mostly established for specific scenarios. Due to its lack of adaptive ability under working conditions, the prediction accuracy of machining quality is insufficient.
SHEN Hui, LIU Shimin, XU Minjun, HUANG Delin, BAO Jingsong, ZHENG Xiaohu
doaj   +1 more source

Flow-Induced Stresses and Displacements in Jointed Concrete Pipes Installed by Pipe Jacking Method [PDF]

open access: yes, 2019
Transient flows result in unbalanced forces and high pressure in pipelines. Under these conditions, the combined effects of flow-induced forces along with sudden pipe displacements can create cracks in the pipeline, especially at the junctions.
Ahmad, Sajjad   +3 more
core   +2 more sources

Advancements in digital drilling technology for deep engineering: a review

open access: yesFrontiers in Earth Science
In deep engineering, the in-situ measurement of engineering rock properties is a key issue in projects such as energy storage and resource mining. Numerous researches devoted to adopting the digital drilling methods for the in-situ application of deep ...
Keqi Fan
doaj   +1 more source

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