Foam mobility in heterogeneous porous media
WebFor the last decades, the foam was used for improved oil recovery (IOR) and enhanced oil recovery (EOR) technologies, such as acid treatment [1,2], gas mobility control [], foam-assisted water altering gas injection [], gas shut-off [], etc.In all EOR technologies, foam should create stable multiphase media with high apparent viscosity for gas conformance … WebMay 11, 2024 · To do this, a series of foam injection experiments were performed on heterogeneous rock-look-alike micromodels in the presence and absence of a single …
Foam mobility in heterogeneous porous media
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WebA considerable reduction of effective mobility was observed in the presence of foam, compared to air-water systems without surfactant. 44 references, 43 figures, 5 tables.} ... Air was injected into homogeneous and heterogeneous porous media which had previously been filled with an aqueous solution of surfactant. Visual observations were made ... WebApr 13, 2002 · Gas mobility in the presence of foam depends critically on foam bubble size; bubble size may vary with permeability, porosity, surfactant type and concentration, and …
WebSep 6, 2024 · Foam Mobility in Heterogeneous Porous Media. Article. Jul 2003; Henri Bertin; Anthony R. Kovscek; It has been shown experimentally, both here and elsewhere, that foaming gas is a promising ... WebJun 28, 2024 · We investigate a new technique based on foam generation and placement inside the porous soil to improve the pollutant extraction. This technique could be useful when the soils are heterogeneous because it allows a complete soil sweeping. Abstract. Foam can be generated in porous media, mainly by snap-off phenomena, by co …
WebMar 11, 2024 · Foam generation and foam coalescence in porous media have been divided into three generation processes: snap-off, leave behind and lamella division and two destabilizing processes: capillary-suction coalescence and diffusion coalescence (Kovscek and Radke 1994; Rossen 1996).Recently, two new generation mechanisms involving … WebJan 6, 2024 · Figure 11 depicts the flow physics of the microsphere dispersion as a horizontal well water shutoff in a bottom water reservoir: (1) the microsphere dispersion has the same mobility as the water phase and flows along the water phase flow channel; while the oil phase in other areas is untouched, especially in heterogeneous reservoirs, the …
WebAug 13, 2024 · Summary. This paper advances the understanding of foam transport in heterogeneous porous media for enhanced oil recovery (EOR). Specifically, we investigate the dependence of methane foam rheology on the rock permeability at the laboratory scale and then extend the observations to the field scale with foam modeling …
WebSep 27, 1987 · SPE MembersAbstract. The use of foam as a mobility control agent has received increasing attention over the past few years. While many laboratory studies have been done to understand foam rheology in porous media, relatively few efforts have been made towards the mathematical simulation of foam flow. The mathematical formulation … notice of transfer of loan servicing 15 daysWebModern experiment has proved beyond doubt that the so-called colloidal solutions are systems composed of two or more phases, i.c., heterogeneous, characterised by an … notice of transfer of liability leaseWebFoamed-gas injection is a promising technique for achieving mobility control and diverting fluid to low permeability strata within heterogeneous porous media. However, the factors most important for diversion have not been stated and explored definitively. how to setup outdoor blink camerasWebThe stability of foam in porous media is extremely important for realizing the advantages of foamed gas on gas mobility reduction. Foam texture (i.e., bubbles per volume of gas) achieved is dictated by foam generation and coalescence processes occurring at the pore-level. For foam injection to be widely applied during gas injection projects, we need to … notice of trustee sale arizonaWebDec 1, 2024 · In a two-layer heterogeneous porous media, foam fluid floods firstly through the high permeable layer, and then penetrates through the layer barrier to finish the sweep process. Various values of Kg and n ∞ could significantly affect the ongoing foam flooding process and result in distinctively different pressure drops and sweep efficiencies. (2) notice of trustee sale 2201 redwing ilwaco waWeb@article{osti_5393579, title = {Flow behavior of foam: a porous micromodel study}, author = {Owete, O S and Brigham, W E}, abstractNote = {The flow behavior of foam in porous micromodels has been studied visually using etched silicon wafers. Air was injected into homogeneous and heterogeneous porous media which had previously been filled with … how to setup outlook app on ipadWebJul 1, 2003 · Model (3-3) is proposed in Kovscek and Bertin (2003) for scaling foam mobility in heterogeneous porous media on the basis of the population-balance Model (2-5). Kovscek and Bertin showed that the ... how to setup outlook email view