Results 51 to 60 of about 23,707 (236)

Investigation on the effect of active-polymers with different functional groups for EOR

open access: yese-Polymers, 2020
Active-polymer attracted increasing interest as an enhancing oil recovery technology in oilfield development owing to the characteristics of polymer and surfactant. Different types of active functional groups, which grafted on the polymer branched chain,
Zhang Dong, Wei Jian Guang, Zhou Run Nan
doaj   +1 more source

Integrated numerical simulation and source‐sink matching methodology for Basin‐Wide CO2 storage assessment in depleted reservoirs: A Cambay Basin case study

open access: yesDeep Underground Science and Engineering, EarlyView.
This study presents an integrated workflow to evaluate secure and large‐scale CO2 storage in depleted oil reservoirs of the Cambay Basin, India. Industrial CO2 sources are systematically matched with mature oil fields using a quantitative source–sink framework to minimize transport distance and cost.
Bhaskarjyoti Khanikar
wiley   +1 more source

CO₂-EOR in the UK: Analysis of fiscal incentives - Final Non-Technical Report [PDF]

open access: yes, 2013
The SCCS CO2-EOR Joint Industry Project accepted a proposal by Element Energy, supported by Dundas Consultants and Prof. Kemp, to quantify the potential impacts of fiscal incentives for CO2-EOR in the UK Continental Shelf in detail, recognising the ...
Crerar, Alan   +3 more
core  

Study on the variation of rock pore structure after polymer gel flooding

open access: yese-Polymers, 2020
Polymer gels have received an increasing attention as profile control agents in the heterogeneous reservoir water-flooded layers. The article focus on the profile control mechanism of polymer gels by plugging macropore.
Zhang Dong, Wei Jianguang, Fang Xinren
doaj   +1 more source

Salinity Effect on the Surfactant Critical Micelle Concentration through Surface Tension Measurement [PDF]

open access: yesIranian Journal of Oil & Gas Science and Technology, 2019
One of the tertiary methods for enhanced oil recovery (EOR) is the injection of chemicals into oil reservoirs, and surface active agents (surfactants) are among the most used chemicals.
Naser Akhlaghi, Siavash Riahi
doaj   +1 more source

Modeling and monitoring injectivity evolution during cold CO2 injection with field evidence from aquistore carbon capture and storage operations

open access: yesDeep Underground Science and Engineering, EarlyView.
This work integrates 5 years of field data from the Aquistore CCS project with a non‐isothermal THM modeling framework to explain how cold CO2 injection alters injectivity over time. The study shows that sustained cooling near the wellbore reduces effective stresses, promotes tensile micro‑cracking, and leads to semi‑reversible permeability enhancement
Alireza Rangriz Shokri   +3 more
wiley   +1 more source

CO₂-EOR Stakeholder Perceptions and Policy Responses [PDF]

open access: yes, 2015
Across the investigations undertaken in WP1 and WP10, analysis has been made of eight different stakeholder constituencies and their perceptions of CO2-EOR.
Mabon, Leslie, Littlecott, Chris
core  

EOR: Current Status and Opportunities [PDF]

open access: yes, 2010
A considerable portion of current world oil production comes from mature fields and the rate of replacement of the produced reserves by new discoveries has been declining steadily over the last few decades.
M.. Izadi   +6 more
core   +1 more source

Structural Design and Performance Evaluation of a Janus Silica-Based Nanosheet Composite Viscosity Reducer

open access: yesMolecules
Aiming at the characteristics of high viscosity and poor fluidity of high waxy ordinary heavy oil, a Janus silica-based nanosheet composite viscosity reducer was designed and prepared in this paper.
Jingchun Wu   +7 more
doaj   +1 more source

Synergistic Catalysis for Closed‐Loop Alcohol Refining: Concurrent H2 Evolution and Selective Oxidation

open access: yesEcoEnergy, EarlyView.
Photocatalytic, electrocatalytic, and photoelectrocatalytic systems exhibit a clear synergistic integration logic in closed‐loop alcohol refining—concurrently driving hydrogen evolution and selective alcohol oxidation to enable the directed conversion of alcohols into high‐value chemicals.
Wei Ren   +7 more
wiley   +1 more source

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