Predicting uniaxial compressive strength from drilling variables aided by hybrid machine learning

S Davoodi, M Mehrad, DA Wood… - International Journal of …, 2023 - Elsevier
Awareness of uniaxial compressive strength (UCS) as a key rock formation parameter for the
design and development of gas and oil field plays. It plays an essential role in the selection …

Real-time prediction of formation pressure gradient while drilling

A Abdelaal, S Elkatatny, A Abdulraheem - Scientific Reports, 2022 - nature.com
Accurate real-time pore pressure prediction is crucial especially in drilling operations
technically and economically. Its prediction will save costs, time and even the right decisions …

Prediction model based on an artificial neural network for rock porosity

H Gamal, S Elkatatny - Arabian Journal for Science and Engineering, 2022 - Springer
The rock porosity is considered a key petrophysical property for the rock due to its great
impact on the hydrocarbon reserve estimation and petroleum economics. The conventional …

Detecting downhole vibrations through drilling horizontal sections: machine learning study

R Saadeldin, H Gamal, S Elkatatny - Scientific Reports, 2023 - nature.com
During the drilling operations and because of the harsh downhole drilling environment, the
drill string suffered from downhole vibrations that affect the drilling operation and equipment …

Pore pressure prediction by empirical and machine learning methods using conventional and drilling logs in carbonate rocks

MR Delavar, A Ramezanzadeh - Rock Mechanics and Rock Engineering, 2023 - Springer
Precise pore pressure estimation has high significance in terms of drilling and development
operations. Regarding its necessity, empirical and intelligence methods have been …

A novel data-driven model for real-time prediction of static Young's modulus applying mud-logging data

S Davoodi, M Mehrad, DA Wood, M Al-Shargabi… - Earth Science …, 2024 - Springer
Effective drilling planning relies on understanding the rock mechanical properties, typically
estimated from petrophysical data. Real-time estimation of these properties, especially static …

Intelligent model for predicting downhole vibrations using surface drilling data during horizontal drilling

R Saadeldin, H Gamal… - Journal of …, 2022 - asmedigitalcollection.asme.org
Drillstring vibration is a major concern during drilling wellbore, and it can be split into three
types: axial, torsional, and lateral. Many problems associate with the high drillstring …

Estimation of geomechanical rock characteristics from specific energy data using combination of wavelet transform with ANFIS-PSO algorithm

M Mohammadi Behboud, A Ramezanzadeh… - Journal of Petroleum …, 2023 - Springer
The geomechanical characteristics of a drill formation are uncontrollable factors that are
crucial to determining the optimal controllable parameters for a drilling operation. In the …

Machine Learning Solution for Predicting Vibrations while Drilling the Curve Section

R Saadeldin, H Gamal, S Elkatatny - ACS omega, 2023 - ACS Publications
The downhole vibration is one of the most crucial factors that affect downhole equipment
performance and failure, besides wellbore instability. Downhole tool failure, hole problems …

Machine Learning Model for Monitoring Rheological Properties of Synthetic Oil-Based Mud

A Alsabaa, H Gamal, S Elkatatny, Y Abdelraouf - ACS omega, 2022 - ACS Publications
The drilling fluid rheology is a critical parameter during the oil and gas drilling operation to
achieve optimum drilling performance without nonproductive time or extra remedial …