Foam mobility in heterogeneous porous media
WebJun 11, 1988 · Abstract. This paper presets a new mathematical formulation chat provides a realistic and appropriate representation of foam behaviour in a porous medium. Foams are gaining increasing importance in the petroleum industry in a number of roles, notably as mobility control and/or blocking agents in enhanced oil recovery operations. It has been … WebDroplet Mobility on Fibrous Surfaces; Structural Modeling of Fibrous Materials; Aerosol Filtration Modeling; Superhydrophobic Surfaces & Underwater Longevity; Desalination …
Foam mobility in heterogeneous porous media
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Webo Conducted research experiments in Heterogeneous Micromodel Porous Media. Show less ... one of the major problems in implementing foam as a gas mobility control method is the stability of foam ... 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 …
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 … WebApr 19, 1998 · When the heterogeneous layers are in capillary communication and cross flow is allowed, foam fronts move at identical rates in each porous medium as quantified …
WebDownload scientific diagram (a) Coarsening progression and (b) bubble size distribution of a nitrogen foam trapped in the micromodel at 0, 60, and 600 min into the process. WebAug 8, 2024 · Graphene oxide, nanographene oxide and partially reduced graphene oxide have been studied as possible foam stabilizing agents for CO2 based enhanced oil recovery. Graphene oxide was able to stabilize CO2/synthetic sea water foams, while nanographene oxide and partially reduced graphene oxide were not able to stabilize …
WebAug 1, 2007 · We report an experimental study of the motion of foam in granular porous media using X-ray Computed Tomography.The experiments consist of the co-injection of nitrogen and a surfactant solution in natural sandstone to generate foam. When foam reaches the steady-state flow regime, we replace a fraction of nitrogen by a tracer gas …
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 … das creative producingWebAug 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 … bitcoin mining simulator codes july 2022WebOct 3, 2009 · Metrics. Foam has been widely used as a mobility control agent for Improved and Enhanced Oil Recovery IOR/EOR, gas blocking, and acid diversion during matrix stimulation. The prediction of foam performance relies on macroscopic modeling. Traditionally, foam modeling approaches include fractional flow theories and population … bitcoin mining setup costWeb@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 … bitcoin mining simulator codes wikiWebJul 1, 2003 · Foam can control gas mobility because once it is formed, the dispersed gas becomes a discontinuous phase in form of bubbles and its transport is restricted. … das containerschiffWebModern 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 … das cottage in wienWebJun 26, 2012 · Foaming injected gas is a useful and promising technique for achieving mobility control in porous media. The foam flow is influenced by the foam ability, stability, bubble size and the grain size of the porous media. In this study, the effects of two surfactants, their concentrations, foam quality (gas content) and the additive on the … dasco heat exchanger