... Petrobras & Baker Hughes leaderships for allowing the use of the data. REFERENCES A V Bondarenko, D Yu Kushnir, N N Velker, and G V Dyatlov (2021). Algorithm for inversion of resistivity logging-while-drilling data in 2D pixel-based model, Journal of Physics: Conference Series, Volume 2099, International...

... for permission to publish. NOMENCLATURE BHA = bottom hole assembly DOD = depth of detection LWD = logging while drilling UDAR = ultra-deep azimuthal resistivity MPR = multiple propagation resistivity GR = gamma ray TVD= true vertical depth MD = measured depth ATT = attenuation PD = phase difference LA = look...

..., a UDAR array, and a logging while drilling (LWD) penta-combo bottomhole assembly (BHA). This advanced BHA drilled 2,208 ft MD, landing at 75° inclination in the reservoir. While dogleg severity (DLS) was minimized to less than 4° per 100 ft, UDAR reached over 40 ft TVD look-around measurements...

.... geology sedimentary rock lwd geologist rock type well logging reservoir characterization log analysis trajectory drilling data acquisition misfit clastic rock logging while drilling drilling measurement inversion injectite sensitivity instrument austin resolution sandstone injectite...

... carbonate rock geologist structural geology inversion drilling data acquisition rock type log analysis logging while drilling drilling measurement sedimentary rock lwd well logging reservoir characterization th annual logging symposium investigation resolution wellbore...

...., Stirø O., Lopes V., El-Khoury J., Dykes T., Mullins O., 2022, Reservoir Fluid Geodynamics using Logging-While-Drilling Downhole Fluid Analysis: A North Sea case study. Paper SPE 210192 presented at the SPE Annual Technical Conference and Exhibition in Houston, TX, USA, 3-5 October. point. It seems...

.... drilling operation geologist geology lwd artificial intelligence drilling measurement logging while drilling drilling data acquisition real time system wellbore th annual logging symposium trajectory dimension sensitivity reconstruction accuracy well logging reservoir characterization...

... data quality control, the novel inverted method presents the phase slowness discrepancies between field data and modeling phase slowness at each level. INTRODUCTION Over the past two decades, logging while drilling (LWD) acoustics has gained significant traction among oil companies as a valuable tool...

... operation wellbore seismic logging while drilling lwd reservoir surveillance drilling data acquisition depositional environment sedimentary geology well logging production monitoring reservoir characterization structural geology well planning logging symposium enhanced recovery production...

... NOMENCLATURE Acronyms LWD = logging while drilling LRP = low resistivity pay CRIM = complex refractive index model RBA = resistivity-based approximation DII = dielectric-independent inversion CBI = CRIM-based inversion AT = attenuation signal PS = phase shift signal IP = induced polarization 8 SPWLA-2024-0093...

... geologist artificial intelligence lwd geology well logging drilling data acquisition shear slowness log analysis machine learning spwla-2024-0078 drilling measurement th annual logging symposium logging while drilling annual logging symposium logging symposium algorithm mlaqi...

... of critical geosteering decision points along the planned well path. geologist structural geology drilling operation lwd artificial intelligence drilling measurement economic geology spwla 65 modeling reservoir simulation logging while drilling drilling data acquisition geological...

... ABSTRACT Ultra-deep electromagnetic (EM) logging-while-drilling (LWD) tools have been widely used in geosteering and geomapping. The ability to detect formation information within the depth range of several meters to tens of meters can effectively optimize the well trajectory and improve...

... the wellbore. The integration of various logging-while-drilling measurements further enhances the subsurface interpretation process, enabling a more robust and integrated understanding of the reservoir. This approach goes beyond reservoir characterization, offering a strategic advantage by enabling the well...

... representation, both in the vertical and lateral plane. Thus, even with the most accurate predrill geological model, drilling a safe geometric well requires its placement hundreds of feet away from prognosed faults. Previous generations of ultradeep azimuthal resistivity (UDAR) logging-while-drilling (LWD...

..., ohm-m Regularization parameter Observed measurements Simulated measurements Unknown parameters Data weighting matrix Model weighting matrix ABBREVIATIONS 3D 1D 0D EM LWD CPU UDAR R1 THL TVD MD Three-Dimensional One-Dimensional Zero-Dimensional Electromagnetic Logging While Drilling Central Processing...

... Electromagnetic Logging While Drilling Tool In Anisotropic Media. Applied Geophysics, Vol. 17, No. 1, pp. 1-12. DOI: 10.1007/s11770-020-0804-z. Zhang, Z. J., Yuan, N. and Liu, R., 2012, 1-D Inversion of Triaxial Induction Logging in Layered Anisotropic Formation, Process In Electromagnetics Research B, Vol. 44...

... ABSTRACT Propagation resistivity (PR) measurements have been the established method for deriving subsurface formation resistivity during logging-while-drilling (LWD) operations for more than 30 years. PR is based on measured attenuation (AT) and phase difference (PD) from the combination...

...SPWLA 65th Annual Logging Symposium, May 18-22, 2024 DOI: 10.30632/SPWLA-2024-0069 INTEGRATED APPLICATION OF ADVANCED LOGGING-WHILE- DRILLING FOR UNDERSTANDING ALTERED BASEMENT ROCKS: A CASE STUDY FROM THE NORWEGIAN NORTH SEA Sayyid Ahmad2, Lars Riber1,3, Gianbattista Tosi2, Ingrid Piene Gianotten1...

..., we would propose a theoretical TEM LWD instrument. lwd log analysis variation well logging db dt boundary drilling data acquisition receiver logging while drilling drilling measurement spwla-2024-0073 th annual logging symposium spectrum magnitude transmitter transient...