Results 1 to 10 of about 166,367,160 (262)

A New Model for Predicting Rate of Penetration Using an Artificial Neural Network [PDF]

open access: yesSensors, 2020
The drilling rate of penetration (ROP) is defined as the speed of drilling through rock under the bit. ROP is affected by different interconnected factors, which makes it very difficult to infer the mutual effect of each individual parameter.
Salaheldin Elkatatny   +2 more
doaj   +2 more sources

Drilling Efficiency Improvement and Rate of Penetration Optimization by Machine Learning and Data Analytics [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2020
Rate of Penetration (ROP) is one of the important factors influencing the drilling efficiency. Since cost recovery is an important bottom line in the drilling industry, optimizing ROP is essential to minimize the drilling operational cost and capital ...
Sridharan Chandrasekaran   +1 more
doaj   +1 more source

Faster Drilling A Three-dimensional Horizontal Well By Integrating Well Path And BHA Design

open access: yesJournal of Applied Science and Engineering, 2023
Well path design is an important factor in horizontal drilling. A reasonable well profile scheme can significantly reduce drilling drag and torque, which also can enhance drilling rate.
Yuan Long   +4 more
doaj   +1 more source

PREDICTION OF PENETRATION RATE OF DRILLING BY USING THE ROCK ENGINEERING SYSTEM APPROACH, CASE STUDY: A WELL IN THE AZADEGAN OILFIELD

open access: yesRudarsko-geološko-naftni Zbornik, 2021
One of the criteria in the operational efficiency of drilling is the rate of penetration of the drill bit. Numerous factors affect the rate of penetration.
Hamidreza Saeedi   +3 more
doaj   +1 more source

Evaluation of the performance of artificial neural networks integrated with whale optimization and ant colony optimization algorithms in estimating the drilling rate of penetration and compare with simple neural networks and mathematical conventional models [PDF]

open access: yesمجله مدل سازی در مهندسی, 2021
Rate of penetration (ROP) estimation in a drilling process is very important because it leads to the optimal selection of drilling parameters and reduction of the operating costs.
Ehsan Brenjkar
doaj   +1 more source

Experimental Investigation of Inhibitive Drilling Fluids Performance: Case Studies from United States Shale Basins

open access: yesEnergies, 2020
Shale formations are attractive prospects due to their potential in oil and gas production. Some of the largest shale formations in the mainland US, such as the Tuscaloosa Marine Shale (TMS), have reserves estimated to be around 7 billion barrels ...
Nabe Konate, Saeed Salehi
doaj   +1 more source

Rate of Penetration Prediction Method for Ultra-Deep Wells Based on LSTM–FNN

open access: yesApplied Sciences, 2022
The drilling process is complex, especially for ultra-deep wells, which face the problems of high temperature, high pressure and poor drilling resistance in their formation.
Hongtao Liu   +3 more
doaj   +1 more source

Real-Time Minimization of Mechanical Specific Energy with Multivariable Extremum Seeking

open access: yesEnergies, 2021
Drilling more efficiently and with less non-productive time (NPT) is one of the key enablers to reduce field development costs. In this work, we investigate the application of a data-driven optimization method called extremum seeking (ES) to achieve more
Magnus Nystad   +2 more
doaj   +1 more source

Study on Drill String Stick-slip Vibration Pattern Under Bit-Rock Interaction

open access: yesShiyou jixie, 2023
Stick-slip vibration leads to high-frequency shear stress on drill string and premature fatigue of drill string.Therefor,the torsional vibration model of drill string system considering bit-rock interaction was built by coupling the bit-rock interaction ...
Xing Xuesong   +4 more
doaj  

Field and Experimental Investigations on the Effect of Reservoir Drill-In Fluids on Penetration Rate and Drilling Cost in Horizontal Wells

open access: yesGels, 2023
In this study, the reservoir drill-in fluid (RDF) was modified and optimized to improve the rheological properties and reduce the filtration properties of the drilling fluid used for drilling the oil-bearing zone horizontally.
Neamat Jameel, Jagar A. Ali
doaj   +1 more source

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