Results 1 to 10 of about 240,619 (246)

Research on foaming agents for gas flooding in medium-temperature and high-salinity clastic reservoirs [PDF]

E3S Web of Conferences, 2023
Anionic surfactants are commonly used as foaming agents in foam-enhanced oil recovery, but their performance is seriously affected by high temperature and high salinity environment.
Li Kexin, Ge Jijiang, Li Longjie, Li Jiasu, Chu Pengju   +4 more
doaj   +1 more source

Well Placement Optimization through the Triple-Completion Gas and Downhole Water Sink-Assisted Gravity Drainage (TC-GDWS-AGD) EOR Process

Energies, 2023
Gas and downhole water sink-assisted gravity drainage (GDWS-AGD) is a new process of enhanced oil recovery (EOR) in oil reservoirs underlain by large bottom aquifers.
Watheq J. Al-Mudhafar, David A. Wood, Dahlia A. Al-Obaidi, Andrew K. Wojtanowicz   +3 more
doaj   +1 more source

Physical and mathematical modeling of inclusion behavior in a tundish with gas curtain

REM: International Engineering Journal, 2020
Gas injection in the tundish has been considered as an alternative to optimizing inclusion removal from steels. In the present study, physical and mathematical modeling were used to investigate the effect of gas injection in the tundish on the inclusion ...
Gisele Márcia de Souza, Alexandre de Freitas Gomes de Mendonça, Roberto Parreiras Tavares   +2 more
doaj   +1 more source

UTILIZING CONCEPTUAL MODELING IN THE STUDY OF ONE OF THE IRANIAN FRACTURED CARBONATE RESERVOIRS [PDF]

Journal of Petroleum Science and Technology, 2013
A typical Iranian carbonate matrix block surrounded by an open fracture was modeled in order to understand the fracture-matrix interaction and realize how to model the interaction best. The modeling was carried out by using a fine-scaled Eclipse model in
seyed Majid Hashemi, Gholamreza Bashiri
doaj   +1 more source

Study on the supercritical phase behavior of Yaha condensate gas reservoir in Tarim Basin

Petroleum, 2023
Yaha condensate gas reservoir is condensate gas reservoir developed by gas injection in the Tarim Basin. The practice of gas injection in condensate gas reservoir shows that the key to improve gas injection effect is to control gas channeling.
Tongwen Jiang
doaj   +1 more source

Experimental Study on Enhanced Condensate Recovery by Gas Injection in Yaha Condensate Gas Reservoir

Geofluids, 2021
A condensate gas reservoir is an important special oil and gas reservoir between oil reservoir and natural gas reservoir. Gas injection production is the most commonly used development method for this type of gas reservoir, but serious retrograde ...
Yiming Wu, Kun Yao, Yan Liu, Xiangyun Li, Mimi Wu, Ronghong Cheng, Bo Wang   +6 more
doaj   +1 more source

Pneumatic retinopexy outcomes as primary or secondary surgical option for treating rhegmatogenous retinal detachment

Indian Journal of Ophthalmology, 2018
Purpose: To report the outcomes of pneumatic retinopexy (PR) performed as a primary surgical procedure for rhegmatogenous retinal detachment (RRD) or as a secondary procedure for recurrent RRD.
Abhinav Dhami, Kunal Kaushik Shah, Dhanashree Ratra   +2 more
doaj   +1 more source

Feasibility of Gas Injection Efficiency for Low-Permeability Sandstone Reservoir in Western Siberia: Experiments and Numerical Simulation

Energies, 2021
Gas injection is one of the prospective methods in the development of unconventional oil reserves. Before implementation in the field, it is necessary to justify the effectiveness of using gas agents in specific object conditions.
Alexey Sorokin, Alexander Bolotov, Mikhail Varfolomeev, Ilgiz Minkhanov, Azat Gimazov, Evgeny Sergeyev, Angelica Balionis   +6 more
doaj   +1 more source

A Numerical Study of Scenarios for the Substitution of Pulverized Coal Injection by Blast Furnace Gas Enriched by Hydrogen and Oxygen Aiming at a Reduction in CO₂ Emissions in the Blast Furnace Process

Metals, 2023
A numerical simulation procedure is proposed for analyzing the partial replacement of pulverized coal injection by hydrogen, oxygen, and blast furnace gas (BFG) injections mixed with pulverized coal (PCI) within the tuyeres of large blast furnaces.
Jose Adilson de Castro, Giulio Antunes de Medeiros, Leonardo Martins da Silva, Ivaldo Leão Ferreira, Marcos Flavio de Campos, Elizabeth Mendes de Oliveira   +5 more
doaj   +1 more source

Study on the optimization of injection modes and injection parameters for natural gas in ultra-low permeability reservoir

Energy Reports, 2022
The heavy gas breakthrough is a serious problem when developing the ultra-low permeability reservoir by natural gas, one available way to deal with this difficulty is to adjust the injection mode, such as the water alternating gas (WAG) injection and the
Miao Wang, Lifei Dong, Feiyu Chen, Wenzhuo Dong   +3 more
doaj   +1 more source