Recovery of oil by spontaneous imbibition

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August undefined, 2024

Webb1 jan. 2024 · 1. Introduction. Spontaneous imbibition, which is mainly driven by surface energy, can be the primary mechanism of oil recovery from matrix system during water … Webb1. n. [Formation Evaluation, Enhanced Oil Recovery] The process of absorbing a wetting phase into a porous rock.Imbibition is important in a waterdrive reservoir because it can …

Mathematical Model of Two-Phase Spontaneous Imbibition with …

Webb7 dec. 2024 · Imbibition is one of the important methods of oil recovery in shale oil reservoirs. At present, more in-depth studies have been carried out on the fracture system and matrix system, and there are few studies on the effect of energy enhancement on imbibition in shale oil reservoirs. Therefore, based on the study of pressurized imbibition … Webb1 sep. 2024 · Numerical applications of the solution for counter-current spontaneous imbibition, such as determination of relative permeability and capillary pressure, and oil recovery calculations are also discussed. The purpose of this work is to provide a clear and presentative overview of the main mathematical and theoretical concepts and their … delaware county veterans service office

Enhanced Oil Recovery from Oil-wet Carbonate Rock by …

Webb11 juli 2024 · Spontaneous imbibition is a key mechanism of oil recovery in naturally fractured reservoirs. Many enhanced oil recovery techniques, such as modified salini … Webb25 feb. 2024 · Worldwide, the known recoverable heavy oil and bitumen reserves make up more than 64% of the total reserves, of which more than 60% are trapped in carbonates. Air injection has immense potential for hydrocarbon recovery from various reservoirs. While most of the successful air-based techniques are performed within carbonate reservoirs … Webb6 apr. 2024 · For shale oil reservoirs, spontaneous imbibition and pressure-driven (viscous) ... According to Figs. 14 and 15, the imbibition-induced oil recovery after 5 years ranges from 0.7% to 1.5% for different production rates. … delaware county tree services

Investigation on the Mechanisms of Spontaneous Imbibition at …

Spontaneous Imbibition of Capillaries under the End Effect and …

Webb13 apr. 2024 · Rock and fluid interactions and molecular diffusion effectively impact recovery; in contrast, an oil-wet rock matrix might hinder the oil recovery in some EOR … Webb12 apr. 2024 · To quantify oil–water flow within fractured reservoirs, Mattax and Kyte developed a scaling model for spontaneous imbibition oil recovery based on the … delaware county veterans affairs officeWebb10 apr. 2024 · Spontaneous imbibition and core flooding analysis of pH adjusted alkali and surfactant system ... It was observed that after 120 hrs. of the imbibition test, the oil recovery rate using both brine ... fenty beauty lipstick colors

"Webb1 apr. 2006 · In most of studies have shown that oil recovery governed by counter-current imbibition under different effects like mobility ratio, gravity etc.. Also, in most studies addressing... " - Recovery of oil by spontaneous imbibition

Recovery of oil by spontaneous imbibition

Investigation on the Mechanisms of Spontaneous Imbibition at Hig…

Webb16 mars 2024 · Spontaneous imbibition is significantly influenced by rock wettability, and it has been extensively studied in core-based experiments and numerical simulations owing to its important role in the development of oil/gas reservoir. WebbSpontaneous imbibition in shale is commonly observed during and after hydraulic fracturing. This mechanism greatly influences hydrocarbon recovery in shale plays, therefore attracting increasing attention from researchers. The number of related publications is increasing. In this review, we summarize the recent advances in shale …

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WebbOil recovery due to spontaneous imbibition varies in different pores, highly depending on the petrophysical properties of the tight cores; specifically, the difference in imbibition efficiency between the small and large pores decreases when permeability and porosity of core samples become large.

Webb1 aug. 2016 · Spontaneous imbibition has been widely investigated due to its significant impact on gas/oil recovery from conventional sandstone and carbonate reservoirs. Unlike conventional reservoir rocks with relative high porosity and permeability, shale is characterized by its low porosity (<10%), ultra-low permeability (∼10 −18 –10 −23 m 2 ), … Webb1 juni 2000 · Several trends were observed. Imbibition rate, and hence, water wetness, decreased with increase in aging time and with decrease in initial water saturation. …

Webb13 apr. 2024 · Rock and fluid interactions and molecular diffusion effectively impact recovery; in contrast, an oil-wet rock matrix might hinder the oil recovery in some EOR processes [57,58]. However, spontaneous imbibition in water-wet rock and gravity drainage are important production mechanisms in naturally fractured reservoirs [ 5 , 12 , 31 , 53 , … Webb19 jan. 2024 · Spontaneous imbibition has been considered as a significant method to enhanced oil recovery (EOR) in unconventional reservoirs. The main impediment to …

WebbWettability alteration exhibits a significant potential to improve the oil recovery of shale reservoirs by means of spontaneous imbibition through shifting the rock wetness from …

WebbWettability alteration exhibits a significant potential to improve the oil recovery of shale reservoirs by means of spontaneous imbibition through shifting the rock wetness from oil-wet to water-wet. The wettability of the oil-wet shale can be modified by adding surfactants in hydraulic fracturing fluids in the field practice. delaware county wraparound servicesWebb1 juli 2001 · Spontaneous imbibition is of special importance to oil recovery from fractured reservoirs. Laboratory measurements of volume of liquid imbibed versus time are often … delaware county victims servicesWebb26 maj 2024 · In this study, imbibition expts. and NMR (NMR) testing were combined to reveal the characteristics of spontaneous imbibition and the T2 value of the oil recovery potential by imbibition in tight oil reservoirs. The main factors affecting the potential for oil recovery by imbibition were studied. delaware county voting hoursWebb27 maj 2013 · Abstract: The imbibition of fracturing fluid into the shale matrix is identified as one of the possible mechanisms leading to high volumes of water loss to the formation in hydraulically fractured shale reservoirs. In an earlier study (Makhanov et al, 2012), several spontaneous imbibition experiments were conducted using actual shale core … delaware county victim witnessWebb25 mars 2024 · Spontaneous imbibition plays an important role in many practical processes, such as oil recovery, hydrology, and environmental engineering. The development in spontaneous imbibition goes fast in ... delaware county veterans serviceWebbimbibition 1. n. [Formation Evaluation, Enhanced Oil Recovery] The process of absorbing a wetting phase into a porous rock. Imbibition is important in a waterdrive reservoir because it can advance or hinder water movement, affecting areal sweep. delaware county white pagesWebb12 juni 2024 · Spontaneous imbibition is well-known to be one of the most effective processes of oil recovery in fractured reservoirs. However, the detailed pore-scale … fenty beauty lipstick keychain