Zobrazeno 1 - 10
of 856
pro vyhledávání: '"Geosteering"'
Publikováno v:
Frontiers in Earth Science, Vol 12 (2024)
Post-drilling wireline acoustic single-well imaging technology can now detect geological structures tens of meters away from boreholes. Further development of this single-well imaging technology in the logging-while-drilling (LWD) environment will ha
Externí odkaz:
https://doaj.org/article/df963fc3279a4ad08d11f43adacdc86a
Publikováno v:
Applied Computing and Geosciences, Vol 22, Iss , Pp 100162- (2024)
Currently, the oil and gas industry faces numerous challenges in addressing geosteering issues in horizontal drilling. To optimize the extraction of hydrocarbon resources and to avoid penetration in aquifers, industry experts frequently modify the dr
Externí odkaz:
https://doaj.org/article/e80969dbb4b14189b9b2a6e3dfd8bac6
Autor:
Cong ZHANG, Qiujia HU, Shuren FENG, Maopo QIAO, Chonghao MAO, Qi WANG, Jun LI, Jipeng GUAN, Huimin JIA
Publikováno v:
Meikuang Anquan, Vol 55, Iss 2, Pp 19-26 (2024)
The southern Qinshui Basin is rich in coalbed methane resources, but the geological and engineering conditions are complex, the adaptability of Fanzhuang mature technology popularization in neighboring areas is poor, and the development of coalbed me
Externí odkaz:
https://doaj.org/article/c4914afa1ea14f36bbced3429a03ba55
Publikováno v:
IEEE Access, Vol 12, Pp 76379-76391 (2024)
The data of azimuthal electromagnetic (EM) Logging-While-Drilling (LWD) tool is crucial for controlling and optimizing the trajectory of the wellbore, making it a key technology in geosteering. However, the measurement of the tool involves multiple f
Externí odkaz:
https://doaj.org/article/6a5d437eaff748b9a76c7937edd38371
Publikováno v:
Eng, Vol 4, Iss 3, Pp 2443-2467 (2023)
The accurate prediction of underground formation lithology class and tops is a critical challenge in the oil industry. This paper presents a machine-learning (ML) approach to predict lithology from drilling data, offering real-time litho-facies ident
Externí odkaz:
https://doaj.org/article/24fbd603dfe9462ebc9bd80c5d0287cc
Publikováno v:
Geosciences, Vol 14, Iss 3, p 71 (2024)
Existing methods for estimating formation boundaries from well-log data only analyze the formation along the wellbore, failing to capture changes in the 3D formation structure around it. This paper presents a method for real-time 3D formation boundar
Externí odkaz:
https://doaj.org/article/25fd7011d482435686ea25832ead8330
Publikováno v:
Meitan kexue jishu, Vol 50, Iss 12, Pp 36-42 (2022)
In view of the limitations of directional drilling technology and equipment for underground gas drainage in coal mining areas, such as low degree of automation, low drilling ratio of target formation, slow drilling rate of rock formation, and small d
Externí odkaz:
https://doaj.org/article/8705217df7e840c6ad7eef7e66c0b938
Akademický článek
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Publikováno v:
地质科技通报, Vol 41, Iss 4, Pp 309-316 (2022)
Northern Guizhou area is located at the edge of the Sichuan Basin, and its structure belongs to Wuling fold area. Wufeng Longmaxi shale stratum is in a series of narrow and steep residual synclines, and the main developed shale stratum is within five
Externí odkaz:
https://doaj.org/article/5dddfe02e1494f9babea6c2e9a2f125b
Autor:
Sergey Alyaev, Ahmed H. Elsheikh
Publikováno v:
Earth and Space Science, Vol 9, Iss 9, Pp n/a-n/a (2022)
Abstract Geosteering of wells requires fast interpretation of geophysical logs which is a non‐unique inverse problem. Current work presents a proof‐of‐concept approach to multi‐modal probabilistic inversion of logs using a single evaluation o
Externí odkaz:
https://doaj.org/article/88fabc735dad4c2fa588b6d39184bffd