... distributed random vector to the initial model of the petrophysical properties for each facies during the simulation. The random vector is essential in introducing variability, expanding the perturbation range of the measured petrophysical properties. During the simulation of the porosity and Vclay within...

... with well logs for analysis. In the field example of a heterogenous reservoir, the workflow has achieved reasonably good results for both porosity and permeability estimation. It produces high-resolution profiles of petrophysical properties that can be very useful for upscaling. During testing...

... & gas heterogeneity production control flow in porous media berea sandstone production monitoring multiphase flow brine radiograph x-ray attenuation number experiment sandstone microct scanner slab radiography history matching petrophysical property saturation map rock sample...

... detergency enhanced recovery production chemistry drilling fluid formulation emulsion petrophysical property surfactant ii completion fluid productivity index basin petroleum engineer case study wettability interaction Introduction Traditionally, completion fluids have been related, from...

... neural network shale gas artificial intelligence txm image petrophysical property image slice porous media deep learning image translation model training data modality dataset machine learning complex reservoir upstream oil & gas imaging application source rock image translation...

... Abstract Digital Rock Physics (DRP) serves as a powerful computational tool for analyzing the petrophysical properties of rock. Obtaining the properties of a fine-grained sample, such as shale is very challenging due to its highly variable and complex nature. Capturing the micro-features...

... for the engineers and geologists in the oil and gas community to effectively plan future infill development programs in unconventional reservoirs. field development optimization and planning asset and portfolio management hydraulic fracturing production model Williston Basin petrophysical property...

... between seismic attribute values from a 3D seismic survey and petrophysical properties from well logs. Such relationships and models can be further used for the optimization of exploration and production operations. 3D seismic data can be used to extract various seismic attribute values at all locations...

... Abstract Acceptable data quality for formation evaluation forms the foundation for understanding the reservoir characterization, Petrophysical properties and pay zones identification. The data quality becomes more challenging in the thin-bed reservoirs (also known as ‘Low resistivity pay’ often...

... inversion ppk dielectric permittivity salinity inversion water saturation permittivity water-filled porosity log analysis water salinity petrophysical property joint inversion conductivity sigma measurement dielectric inversion Introduction The amount of water in the pore space...

... reservoir rocks from conventional well logs is suggested. log analysis feldspar content petrophysical characterization porosity Artificial Intelligence clay content mercury injection curve type machine learning Upstream Oil & Gas petrophysical property grain size chlorite well logging...

... Abstract Even though the advances in hydraulic fracturing and horizontal well technology have unlocked considerable reserves of hydrocarbon contained in shale formations, quantification of the key petrophysical properties in shale reservoirs still remain challenging. The unconventional...

... robust definition of the future activities to optimize the field production. reservoir simulation petrophysical property Modeling & Simulation reservoir modeling bottomhole pressure reservoir level Reservoir Characterization stair-step grid do-nothing case reconstruction geological...

... The heterogeneity analysis on petrophysical rock classes using the new coefficient involves minimal computational time and effort, as compared to the combined PCA and variogram analysis for quantifying the spatial distribution of petrophysical properties and volumetric concentrations of minerals...

.... drainage water saturation Upstream Oil & Gas variation simulation model Wettability Variation petrophysical property model wettability variation vertical scal region threshold pressure pore size distribution ultimate oil recovery SCAL region Oil Recovery recovery saturation reservoir...

... fraction in the whole core. drilling operation petrophysical property mud filtrate saturation alteration relative permeability utc countercurrent imbibition capillary pressure composition core cutting core property upstream oil & gas water saturation rock quality mud-filtrate...

... into the depositional context as inferred from core descriptions and seismic horizons. well logging petrophysical property log analysis bed thickness shale porosity facies interpretation machine learning artificial intelligence water saturation gamma ray log capillary pressure thomas-stieber diagram...

... of mud-filtrate invasion. The method classifies rocks based on both static and dynamic petrophysical properties. An inversion-based algorithm is implemented to simultaneously estimate mineralogy, porosity, and water saturation from well logs. We numerically simulate the process of mud-filtrate invasion...

... source rocks makes the prediction of economic gas productivity and hydraulic fracturing risky. Therefore, understanding of pore size distribution, permeability, pore connectivity, and other petrophysical properties is crucial for accurate performance prediction and effective reservoir management...

... grid objective function optimization problem initial model petrophysical property morris reservoir model geological modeling Introduction To better characterize a reservoir, data are collected at various stages of its exploration and production. They can be static data, such as facies...