Explanipedia

A Systematic Computational Study of Oil Displacement Processes in Terrigenous and Cavernous-Fractured Porous Media Using Surfactant Solutions Open

Д В Гузей, M. I. Pryazhnikov, S. V. Ivanova, V A Zhigarev, А. В. Минаков · 2025

This paper presents the results of a numerical simulation of oil displacement from models of terrigenous and cavernous-fractured media using solutions of the anionic surfactant (sodium laureth sulfate). The surfactant concentration was var…

A Computational Study of Polymer Solutions Flow Regimes during Oil Recovery from a Fractured Model Open

Д В Гузей, A.D. Skorobogatova, S. V. Ivanova, А. В. Минаков · 2023

Increasing the efficiency of hydrocarbon field development is an important issue. One of the methods for increasing oil recovery is the injection of aqueous solutions of polymers. Although this method has been known and used for quite some…

Effect of Initial Water Saturation on Oil Displacement Efficiency by Nanosuspensions Open

Д В Гузей, V A Zhigarev, V. Ya. Rudyak, S. V. Ivanova, А. В. Минаков · 2022

Materials science Chemistry Geology

This article deals with the study of the initial water saturation effect of a porous medium on the oil recovery factor using a water-based nanosuspension. The initial water saturation of the porous medium in the computations varied within …

Numerical Investigation of Enhanced Oil Recovery from various Rocks by Nanosuspensions Flooding Open

Д В Гузей, А. В. Минаков, M. I. Pryazhnikov, S. V. Ivanova · 2022

Materials science Geology Engineering

This work is devoted to the systematic numerical simulation of oil displacement using nanosuspension with silicon oxide particles with concentration of up to 1 wt% and particle sizes of 5 nm. The influence of such factors as core wettabili…

Computational study of enhanced oil recovery from a porous medium using nanosuspension Open

Д В Гузей, S. V. Ivanova, D V Platonov, Andrey I. Pryazhnikov · 2021

Materials science Chemistry Engineering

The paper presents the results of direct numerical simulations of the process of oil displacement by nanosuspension with SiO 2 particles from two-dimensional micromodels of a porous medium with different values of permeability. In the calc…

Electrodeposition of high entropy alloy coating from water bath Open

Jiří Bárta, S. V. Ivanova, Martina Pazderová · 2018

Materials science Chemistry

High entropy alloys (HEAs) have been in focus of scientist for past few years owing to their predicted scratch, corrosion and temperature resistance and also to interesting magnetic properties. They are usually prepared by arc melting of a…

Structure of the surface layers on zirconium products after dynamic impact of the microbodies Open

S. V. Ivanova, S. Ya. Betsofen, A. A. Lozovan, D. E. Molostov, M I Pikus · 2017

Materials science Computer science

The effect of modifying the surface of products made of zirconium alloy E110 by magnetic abrasive treatment (MAT), abrasive blasting treatment (ABT) and cold jet treatment (Cold Jet) on the texture and residual stresses formation is studie…

Research of the texture and residual stress in E110 after surface modification and hydrogen exposure Open

S. V. Ivanova, S. Ya. Betsofen, A. A. Lozovan, D. E. Molostov · 2017

Materials science Chemistry Physics

The effect of modifying the surface of components from the zirconium alloy E110 by pulsed carbon ions, irradiating electrons and titanium ions in the oxygen medium on the formation of a structural-phase and stress state in them and the pat…

Electrodeposition of multicomponent Co–Cr–Fe–Mn–Ni alloy Open

S. V. Ivanova, Jiří Bárta, Martina Pazderová · 2017

Materials science Engineering Geology

This work is focused on the initial realization of a multi-component coating deposition from the aqueous solution. The Coating composed of the elements Co-Cr-Fe-Mn-Ni was prepared by electroplating process. The chosen substrate was copper.…

Phase composition and residual stresses in thermal barrier coatings Open

A. A. Lozovan, S. Ya. Betsofen, А. А. Ашмарин, B. V. Ryabenko, S. V. Ivanova · 2016

Materials science Chemistry

X-ray study of the phase composition and residual stresses distribution in two-layer APS coatings showed that the ceramic layer consists of t-ZrO2 phase with tetragonal lattice and the metal underlayer γ-solid solution based on nickel. In …

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