Results 61 to 70 of about 186 (126)

Application of geological model dynamic updating method in Guanjiapu Oilfield, Dagang

Petroleum Exploration and Development, 2010
Through building 3D geological models in different drilling time according to the logging while drilling (LWD) data and by updating the previous geological models, the dynamic updating of geological model could enable the acquisition of the spatial ...
Zhang Wei, Lin Chengyan, Zhou Minghui, Wang Helin   +3 more
doaj   +1 more source

A Review of Orebody Knowledge Enhancement Using Machine Learning on Open-Pit Mine Measure-While-Drilling Data

Machine Learning and Knowledge Extraction
Measure while drilling (MWD) refers to the acquisition of real-time data associated with the drilling process, including information related to the geological characteristics encountered in hard-rock mining.
Daniel M. Goldstein, Chris Aldrich, Louisa O’Connor   +2 more
doaj   +1 more source

A physics-informed Bayesian data assimilation approach for real-time drilling tool lateral motion prediction

Frontiers in Mechanical Engineering
In this study, a Bayesian data assimilation method that fuses physics with motion sensor data is demonstrated to infer the dynamic states at points of interest on the bottomhole assembly (BHA) with proper uncertainty quantification.
Fei Song, Kevin Shi, Ke Li, Amine Mahjoub, Sepand Ossia, Ives Loretz, Robson Serafim   +6 more
doaj   +1 more source

Poster Sessions

HemaSphere, Volume 9, Issue S1, June 2025.
wiley   +1 more source

From Geology to Robotics: A Review of Next-Generation Autonomous Drilling Technologies for Critical Mineral Exploration

Geosciences
The growing global demand for critical raw materials (CRMs) essential to renewable energy, electromobility, and digital technologies has accelerated the need for advanced exploration methods capable of operating in increasingly challenging geological ...
Nikolaos Avrantinis, Panagiotis Koukakis, Pavlos Avramidis   +2 more
doaj   +1 more source

Efficient Simulation of LWD Azimuthal Propagation Resistivity Tool in Layered TI Formation Based on 3-D Finite Volume Method of Coupled Potentials in the Half Space and Continuation Technique

IEEE Access
In this paper, we improve the three-dimensional (3-D) finite volume algorithm of coupled potentials on cylindrical grids to enhance the simulation efficiency of the logging while drilling (LWD) azimuthal propagation resistivity tool (APR).
Haosen Wang, Shouwen Yang, Hongnian Wang
doaj   +1 more source

Applications of Different Classification Machine Learning Techniques to Predict Formation Tops and Lithology While Drilling. [PDF]

ACS Omega, 2023
Ibrahim AF, Ahmed A, Elkatatny S.
europepmc   +1 more source

Analysis and testing of the detection performance of an ultra-deep azimuthal electromagnetic logging-while-drilling tool

Frontiers in Earth Science
With the increasing complexity of hydrocarbon reservoirs, there is growing demand for greater depth of detection (DoD) in electromagnetic (EM) logging-while-drilling (LWD) tools.
Xiyong Yuan, Zhen Yang, Shugang Hou, Shaogui Deng, Ping Qiao   +4 more
doaj   +1 more source

A simplified 3D finite difference method for electromagnetic logging while drilling simulation in symmetrical models

Frontiers in Earth Science
Electromagnetic (EM) Logging While Drilling (LWD) plays an increasingly significant role in oil and gas exploration and development. Fast and accurate simulation of EM LWD is essential for optimizing tool parameters and data processing.
Fengbo Li, Fengbo Li, Fengbo Li, Zhenguan Wu, Weining Ni, Weining Ni, Weining Ni, Xin Li, Xin Li, Xin Li, Xiaoqiao Liao, Hong Xiao, Yunxin Zeng   +12 more
doaj   +1 more source

Effect of bubble size on ultrasound backscatter from bubble clouds in the context of gas kick detection in boreholes. [PDF]

Sci Rep, 2023
Indimath S, Fiorentini S, Bøklepp BR, Avdal J, Johansen TF, Måsøy SE.   +5 more
europepmc   +1 more source