Digital twins for drilling fluids: advances and opportunities

MG Shirangi, R Ettehadi, R Aragall, E Furlong… - SPE/IADC Drilling …, 2020 - onepetro.org
In this work, we present our unique technology to develop and apply digital twins for drilling
fluids and associated wellbore phenomena during drilling operations. A drilling fluid digital …

A digital twin of drilling fluids rheology for real-time rig operations

M Samnejad, M Gharib Shirangi… - Offshore Technology …, 2020 - onepetro.org
In drilling operations, the rheological properties of the drilling fluid ('mud') are measured at
rigsite at ambient temperature using sensors in real-time. These measurements, however …

A semiempirical model for rate of penetration with application to an offshore gas field

D Etesami, M G. Shirangi, WJ Zhang - SPE Drilling & Completion, 2021 - onepetro.org
In this paper, we present an accurate semiempirical rate of penetration (ROP) predictive
model for polycrystalline diamond compact (PDC) bits. Our model is inspired by the model of …

Digital twins for well planning and bit dull grade prediction

M Gharib Shirangi, E Furlong, KS Sims - SPE Norway Subsurface …, 2020 - onepetro.org
In this work, we develop and apply an offset well data analysis framework to generate a
digital twin that is representative of bit state. We also strive to produce performance maps for …

Closed-loop field development with multipoint geostatistics and statistical performance assessment

MG Shirangi - Journal of Computational Physics, 2019 - Elsevier
Closed-loop field development (CLFD) optimization is a comprehensive framework for
optimal development of subsurface resources. CLFD involves three major steps: 1) …

Development of digital twins for drilling fluids: local velocities for hole cleaning and rheology monitoring

MG Shirangi, R Aragall… - Journal of …, 2022 - asmedigitalcollection.asme.org
In this work, we present our advances to develop and apply digital twins for drilling fluids
and associated wellbore phenomena during drilling operations. A drilling fluid digital twin is …

[HTML][HTML] Integrated AutoML-based framework for optimizing shale gas production: A case study of the Fuling shale gas field

T Ye, J Meng, Y Xiao, Y Lu, A Zheng, B Liang - Energy Geoscience, 2025 - Elsevier
This study introduces a comprehensive and automated framework that leverages data-
driven methodologies to address various challenges in shale gas development and …

Maximizing Project Value in Vaca Muerta Shale Formation–Part 1: Optimizing High Density Completions—Case of Study

A Lerza, S Cuervo, S Malhotra - … Resources Technology Conference …, 2020 - library.seg.org
When reviewing the evolution of completion designs during the last 5 years in the different
unconventional plays located in United States and Canada, a common trend is clearly …

Prescriptive data analytics to optimize casing exits

T Popp, MG Shirangi, OP Nipen… - SPE/IADC Drilling …, 2020 - onepetro.org
Whipstock casing exits are a milling operation that enable operators to sidetrack from a
primary wellbore. This paper describes a prescriptive data analytics workflow that was …

Finding a Trend Out of Chaos, A Machine Learning Approach for Well Spacing Optimization

Z Ma, E Davani, X Ma, H Lee, I Arslan, X Zhai… - SPE Annual Technical …, 2020 - onepetro.org
Data-driven decisions powered by machine-learning methods are increasing in popularity
when it comes to optimizing field development in unconventional reservoirs. However, since …