For the transportation pipeline with the diameter 1.219 m and the internal pressure 3-12 MPa, the leakage and diffusion of the natural gas of the pipeline in the soil was studied by numerical simulation. First, the finite model containing both…
The rapid advancements in the computational abilities of numerical simulations have attracted researchers to work on the area of reactive transport in porous media to improve the hydrocarbon production processes from mature reservoirs. In the…
The properties of wax deposits significantly impact crude oil pipeline pigging operation, and this topic has become a hotspot in flow assurance research. This paper reviews the recent research progress on the radial properties of wax deposits in…
An experimental study which aimed to analyze the pressure drop when the oil-water two-phase flow mixed with surfactant flows through porous medias was introduced. Porous media with the quartz sands mainly ranging from 0.21.2 mm and the oil-water…
During the development of natural gas reservoirs, predicting the bubble size distribution and transport velocity in the study of gas-water two-phase flow through porous media is extremely important in natural gas recovery. Considering the different…
Biochar has been widely applied for the remediation of petroleum-contaminated soil. However, the effect of biochar on the transport of petroleum degradation bacteria has not been studied. A typical Gram-positive petroleum degradation…
Hydrate technology is of considerable significance for industrial natural gas storage and transportation. In this paper, the hydrate formation in surfactants with different ratios of alkyl glycosides (APG) and sodium dodecyl sulfate (SDS) was studied…
Using porous media to store and transport natural gas by the hydrate method can significantly improve gas-liquid contact and increase the hydrate formation rate. Therefore, it is particularly important to understand the characteristics of hydrate…
Various aspects of the oil fields in terms of microbial activity (souring, biocorrosion, etc.) and oil production (polymer flooding, etc.) have been evaluated through a variety of experiments. The primary step to study these properties in the…
The electrically enhanced oil recovery (EEOR) method takes advantage of electrokinetic phenomena. One of the hypothesized underlying mechanisms involved in this method is the reduction of crude oil viscosity due to an applied electrical field and…
The high viscosity and low surface tension of heavy crude oils, combined with the low relative permeability of the medium, cause their entrapment in the porous reservoir nets, affecting the oil production. In this work, the effect of two…
Carbon dioxide storage in geological formations is one of the mature strategies developed for controlling global warming. This paper represents a comprehensive experimental and geochemical modeling study to analyze CO2-brine-rock interactions in a…
N-doping can endow carbon materials with high electrochemical activity. Besides the widely validated sp2-hybridized nitrogen doping, sp-hybridized nitrogen (sp-N) atoms are also expected to be new active sites. However, both sp-N atoms and cyano (CN)…
Helium-3, a potential fusion fuel which is widely deposited in the lunar regolith, may act as a leading role in the future energy supply. Despite abundant investigations of the lunar regolith properties, the research of the transport behavior of…
Gas hydrates (clathrate hydrates, clathrates, or hydrates) are crystalline inclusion compounds composed of water and gas molecules. Methane hydrates, the most well-known gas hydrates, are considered a menace in flow assurance. However, they have also…
The present work presents and analyzes the results acquired from outdoor experimental measurements of a solar latent heat storage unit integrated with built-in thermal energy storage at the presence and absence of porous media. The tank consists of a…
Herewith, amine functionalization of low cost support from a novel and sustainable source has been entrenched to improve the carbon dioxide (CO2) capture efficiency. The support used is silica nanoparticles (SNPs), derived from a commonly available…
Purpose: : The presence of thermal energy storage devices in concentrated solar power plants is advantageous for controlling power and energy demand. The capacity of materials used in total thermal energy storage is thought to improve their…
In this study, a comparative study of polymeric (Xanthan Gum, XG and polyacrylamide, PAM) clay nanofluids has been explored for increasing CO2 retention and storage efficacy in a synthesized porous media prepared using sand grains of uniform size…
Subsurface storage of hydrogen, e.g. in depleted oil and gas fields (DOGF), is suggested as a means to overcome imbalances between supply and demand in the renewable energy sector. However, hydrogen is an electron donor for subsurface microbial…
Rational design and sustainable preparation of high-performance carbonaceous electrode materials are important to the practical application of supercapacitors. In this work, a cost-effective synthesis strategy for nitrogen and oxygen co-doped porous…
Geological H2 storage plays a central role to enable the successful transition to the renewable H2 economy and achieve net-zero emission in the atmosphere. Depleted oil and gas reservoirs are already explored with extensive reservoir and operational…
Porous silicon (Si)/carbon nanocomposites have been extensively explored as a promising anode material for high-energy lithium (Li)-ion batteries (LIBs). However, shrinking of the pores and sintering of Si in the nanoporous structure during…
The technology of methane storage by the adsorption-hydration hybrid (AHH) combines the adsorbed natural gas (ANG) and natural gas hydrate (NGH) methods to store gas in porous materials. This technology can overcome the shortcomings of ANG and NGH…
This article discusses the problem of creating a gas storage facility for mixed hydrogen with methane (underground hydrogen storage - UHS) in an aquifer. At the same time, hydrogen is the most expensive valuable substance in the mixture. It is…
Interfacial tension (IFT) between oil and brine is key to determine the Capillary Number, which governs capillary forces in the porous medium. As a result, changes in IFT affect the displacement efficiency and the residual oil saturation having…
Porous silica materials offer wide range of possibilities for enhancement of the productivity of oil reservoirs. However the mechanism of adsorption of polar components of crude oil on silica surface is poorly understood that hinders technological…
The use of foams is a promising technique to overcome gas mobility challenges in petroleum reservoirs. Foam reduces the gas mobility by increasing the gas apparent viscosity and reducing its relative permeability. A major challenge facing foam…
Carbon capture and storage (CCS) technology has been widely investigated to decrease the greenhouse effect. Geological CO2 storage sites are targeted mainly on depleted petroleum reservoirs or deep saline aquifers. However, CO2 leakage might take…
Although Pb, U, and Th may be fractionated between crude oil and formation waters, Pb isotopes are not. This unique property makes Pb isotopes a particularly useful marker of hydrocarbon generation and migration. Here we show that Pb isotopes offer a…
Most underground gas storages (UGSs) are constructed in gas fields, but there are few UGS examples constructed in a gas field with an oil ring and edge/bottom water (OR-EBW-gas field). In areas where suitable gas fields are not available for USG…
As foam is injected into an oil reservoir, the region near an injector can become oil-free due to the relatively high capillary number. Foam created in this region encounters oil further out in the reservoir. The impact of oil on foam in porous media…
Underground natural gas storage is a cyclical technique that consists in the use of geological structures, such as depleted oil and gas reservoirs, aquifers, and salt domes, to store gas for future consumption as per demand. Although, underground gas…
Coupled with detailed catalytic reaction mechanism, the exhaust reforming process in a fixed bed reactor was simulated using a porous media model to investigate the reforming characteristics under different initial conditions. The effects of gas…
Hydrogen storage in underground structures is an appropriate way for keeping the balance between the energy production and consumption. Indeed, excessive electrical energy can be converted, through electrolysis, to chemical energy of hydrogen…
This paper examines the hydrogen production from the combustion of rich natural gas-air mixtures in a porous medium composed of aleatoric algae biomass particles and alumina spheres. Combustion wave temperature, propagation rate and products (H2, CO,…
Underground natural gas storage reservoir is generally used to stabilize the natural gas supply to meet the high and low peak of gas consumption. In addition, in the case of depleted gas reservoirs, the leftover native gas or cheap inert gas being as…
The porosity of adsorption column was changed due to the swing motion of the boat for the offshore natural gas production. To study the effect of adsorption column porosity on adsorption purification, an adsorption experimental apparatus was built. A…
Oil-dispersed -Fe2O3 nanocatalysts were prepared by coating -Fe2O3 nanoparticles with oleic acid (OA). Mossbauer spectroscopy, X-ray diffraction, and field emission scanning electron microscopy were used to characterize -Fe2O3 and -Fe2O3@OA. Their…
The demand for crude oil is continuously increasing every year, and the discovery of new oil reservoirs is declining. Crude oil recovery from the mature and developed fields is somewhere between 20 and 40% of the original oil in place. Therefore, it…
The main objective of this study is to develop nanotechnology-based materials, specifically carbon quantum dots (CQDs), as alternative nonpolluting, nontoxic, and easily manipulated tracers for the oil industry using an easy and rapid synthesis from…
The main objective of this work is to evaluate the effect of the simultaneous use of a surfactant mixture and magnetic iron core-carbon shell nanoparticles on oil recovery via a microfluidic study based on the rock-on-a-chip technology. The…
Thermal methods have attracted a significant attention for the extraction of high-viscosity oil and natural bitumen. One of the promising methods for enhanced oil recovery (EOR) is in-situ combustion (ISC). In the reservoir, the combustion process…
Light crude oil from the lower member of the Paleogene Xiaganchaigou Formation of Gaskule in Qinghai Oilfield was selected to carry out thermal kinetic analysis experiments and calculate the activation energy during the oil oxidation process. The…
The present work describes a set of four in-situ combustion (ISC) tests for assessing the applicability of the technology for the heavy oil (19 API) carbonate field and determining the optimal initial oil saturation. The potential candidate for the…
This paper analyzes the use of a cyclic solvent injection technique (CSI) as a non-thermal EOR alternative to cyclic steam stimulation (CSS) for increasing the heavy oil recovery in a shallow reservoir located at the middle Magdalena basin in…
The domestic and abroad experience of production test of natural gas hydrate shows that the problem of sand production is a key factor restricting the effective development of hydrate resources. From the perspective of the flow in porous media of…
To investigate the thermal effect caused by low temperature oxidation (LTO) of one heavy crude oil in porous media, a combustion tube (CT) system coupled with a self-designed experimental scheme was adopted. Also, the in-situ combustion (ISC)…