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Keywords: adsorption
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Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215228-MS
... for its high specific surface area provided an excellent pre-coating on the rock matrix, allowing an enhanced adsorption of the phosphonate-based scale inhibitor. Special attention was given to the study on stability of the graphene nanoplatelets (GNP) in high divalent injection water and its...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205676-MS
... Abstract During chemical EOR, surfactants encounter significant losses when injected into porous media mainly due to retention. The key mechanisms of surfactant retention are adsorption onto the rock surface and partitioning into the oil phase. The significant losses due to adsorption...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205566-MS
... for ultra-low interfacial tension (IFT), solubility, compatibility with brine and polymer. Rock mineralogy has played an important role due to heterogeneity and very high (>20%) clay content. Surfactants retention through adsorption on reservoir rocks was the main constraint to achieve high performance...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202222-MS
... Apparent permeability is used to account for gas slippage effect, effective stress, adsorption and other flow regimes relevant due to the nanopore structure of shale formation. The effect that compressible rock has on the porosity and apparent permeability changes with CH 4 production and CO 2...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202335-MS
... simulation injection well storage complex reservoir gas reservoir enhanced gas recovery injection upstream oil & gas co 2 production well gas recovery adsorption porosity injection rate fracture unconventional gas reservoir ch 4 adsorption capability australia Introduction CO 2...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202462-MS
... stored as adsorbed gas in the internal surface areas of the rock matrix ( Curtis, 2002 ; Leahy-Dios et al., 2011 ) making adsorption the primary storage mechanism unconventional reservoirs. The relation of the amount of adsorbed gas to pressure at a constant temperature is referred to as adsorption...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196293-MS
... such as residual oil saturation (Sor) reduction, chemical loss through adsorption, dilution effects on capillary number, salinity and viscosity effects, cooling effects, chemical reactions, among others. The study results show that chemical EOR injection is a technically feasible and economically viable option...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196386-MS
... cause damage to the environment and be very expensive. Herein the behavior of nanoparticles in stabilizing clay particles and the condition for reducing the clay swelling and reservoir damage are investigated. The adsorption characteristics of nanoparticles on the core surface were studied...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 23–25, 2018
Paper Number: SPE-191896-MS
... of the North American shale plays. If commercialised, they would become some of the oldest producing source rocks in the world, on par with source rocks found in Oman and Siberia ( EIA, 2015 ). The aim of this study is to provide new information on the adsorption characteristics of the Mesoproterozoic...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186253-MS
... and the increase in oil production that reported in many core flooding laboratory studies are mainly related to the high adsorption rate of hydrophilic silica nanoparticles on carbonate surfaces. Reservoir Characterization Upstream Oil & Gas Brine flow in porous media sio 2 porous medium silica...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186991-MS
...). Nevertheless, small scale experiments have their limitations and uncertainties remain on field scale performance. Deep down in the formation, factors such as foam strength and stability, and adsorption of surfactant are considered uncertain. These factors call for pilots to de-risk the application further...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186325-MS
... to pilot result. An attempt to history match the surfactant flood pilot is presented by considering phenomena that is not included in the forecast based on additional lab and field data. chemical flooding methods adsorption critical capillary number enhanced recovery Simulation adjustment Pilot...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186406-MS
... to reduce pollution. Therefore, in order to guide the engineering process, it is of great importance to reveal the CO 2 and CH 4 absorption behaviors at microscopic scale,but the corresponding mechanism is as yet unclear. This is because the competitive adsorption process of CO 2 and CH 4 underground...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 25–27, 2016
Paper Number: SPE-182376-MS
... the mechanisms through the experimental efforts. Assisted history matching of the coreflood test was carried out to incorporate waterflood and chemical flood processes. Some variables such as relative permeability characteristics, trapping number, adsorption, and residual resistance factor were included...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 25–27, 2016
Paper Number: SPE-182466-MS
..., as the Ruckenstein model is only an approximation, and its underlying assumptions are not met in our experiments. In the derivation of the Ruckenstein model, a linear adsorption isotherm is assumed. Adsorption on coal typically follows a non-linear Langmuir isotherm, although at lower pressures the isotherm can...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 25–27, 2016
Paper Number: SPE-182182-MS
... of nanoparticles along the reservoir during injection phase. The model is developed using material balance and fluid flow in porous media. Several empirical correlations are also adopted to describe the adsorption phenomenon during the nanoparticles flow in the reservoir. Using coreflood experiment data of iron...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 25–27, 2016
Paper Number: SPE-182234-MS
... but has not been comprehensively applied for diversion by associative polymers. In this work, a transport model was developed for relative water permeability reduction by associative polymers and diversion of stimulation fluids in the pay zone. The model accounted for the mass transport and adsorption...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176206-MS
... for the impact of these interactions. The study focuses on constructing an improved S/P numerical simulator. A series of experiments were performed on S/P mixed system and flooding process. The results show significant influence of S/P interactions on viscosity, interfacial tension, and adsorption...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176256-MS
... concentrations and types of nanoparticles. Nanoparticles transport experiments with the same nanofluids also were performed to study nanoparticles adsorption behavior. Effluent nanoparticles concentration was measured to evaluate nanoparticles adsorption and desorption inside core. Pressure drop was recorded...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176296-MS
... as absorbed gas on pores surface. The effect of gas adsorption is generally ignored in conventional reservoirs. However, the absorbed gas has to be taken into consideration for shale gas production because of its huge amount in nanoscale porous media. The smaller the pore throat radius, the more significant...

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