Results 21 to 30 of about 12,416,883 (395)

Water saturation modeling using modified J-function constrained by rock typing method in bioclastic limestone

open access: yesOil & Gas Science and Technology, 2020
Combining both geological and petrophysical properties, a reliable rock typing scheme can be achieved. Two steps are included in rock typing. Step 1: rocks are classified into lithofacies based on core observations and thin sections; Step 2: lithofacies ...
Deng Ya   +6 more
doaj   +1 more source

“Rocking-Chair”-Type Metal Hybrid Supercapacitors [PDF]

open access: yesACS Applied Materials & Interfaces, 2016
Hybrid supercapacitors that follow a "rocking-chair"-type mechanism were developed by coupling divalent metal and activated carbon electrodes in nonaqueous electrolytes. Conventional supercapacitors require a large amount of electrolyte to provide a sufficient quantity of ions to the electrodes, due to their Daniell-type mechanism that depletes the ...
Yoo, Hyun Deog   +8 more
openaire   +3 more sources

An Improved Method of Clay-Induced Rock Typing Derived from Log Data in Modelling Low Salinity Water Injection: A Case Study on an Oil Field in Indonesia

open access: yesEnergies, 2022
Low salinity water injection (LSWI) is an emerging way to improve waterflood performance through chemical processes. The presence of clay minerals is one of the required parameters to successfully implement LSWI in sandstone formations.
Hafizh Zakyan   +3 more
doaj   +1 more source

Wettability of organic-rich source rocks: case study on Bazhenov Formation (Abalak-Bazhenov group) [PDF]

open access: yesAdvances in Geosciences, 2020
In this work, we have investigated the wettability of Bazhenov Formation rock samples using a nuclear magnetic resonance (NMR), the methods of vapor adsorption, and wetting contact angle.
A. Mukhametdinova   +5 more
doaj   +1 more source

Effect of overburden pressure on determination of reservoir rock types using RQI/FZI, FZI* and Winland methods in carbonate rocks

open access: yesPetroleum Science, 2019
Rock typing is an important tool in evaluation and performance prediction of reservoirs. Different techniques such as flow zone indicator (FZI), FZI* and Winland methods are used to categorize reservoir rocks into distinct rock types.
Aboozar Soleymanzadeh   +2 more
doaj   +1 more source

Identification and characterization of microfractures in carbonate samples

open access: yesPetroleum Exploration and Development, 2022
Based on the rock typing method of pore geometry and structure (PGS), rock samples from carbonate reservoir A and carbonate reservoir B were classified using data of routine and special core analysis and thin section images, and microfractures in the ...
Pudji PERMADI   +3 more
doaj   +1 more source

Investigating dynamic rock quality in two-phase flow systems using TEM-function: A comparative study of different rock typing indices

open access: yesPetroleum Research, 2021
Constructing a reservoir simulation model requires an accurate definition of saturation functions, including capillary pressure and relative permeability data.
Mohsen Faramarzi-Palangar   +1 more
doaj   +1 more source

A fast FFT method for 3D pore-scale rock-typing of heterogeneous rock samples via Minkowski functionals and hydraulic attributes [PDF]

open access: yesE3S Web of Conferences, 2020
The integration of numerical simulation and physical measurements, e.g. digital and conventional core analysis, requires the consideration of significant sample sizes when heterogeneous core samples are considered.
Jiang Han, Arns Christoph H.
doaj   +1 more source

High Resolution Characterization of Lithological Heterogeneity of the Paaratte Formation, Otway Basin (Australia), a Coastal to Shallow-Marine Deposit

open access: yesGeosciences, 2019
Coastal to shallow-marine deposits are inherently highly heterogeneous in sediment composition due to variable depositional conditions. Representation of heterogeneity at sub-seismic scales is required for understanding flow and geochemical processes and
Achyut Mishra   +2 more
doaj   +1 more source

Integrated reservoir characterization and quality analysis of the carbonate rock types, case study, southern Iraq

open access: yesJournal of Petroleum Exploration and Production Technology, 2020
The reservoir characterization and rock typing is a significant tool in performance and prediction of the reservoirs and understanding reservoir architecture, the present work is reservoir characterization and quality Analysis of Carbonate Rock-Types ...
Sameer Noori Ali Al-Jawad   +2 more
doaj   +1 more source

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