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…
The need for sustainable zero-carbon fuels to substitute the conventional fossil fuels in the transport field becomes unavoidable to overcome the depletion of petroleum reserves and global warming. Metal fuels are promising energy-carrying materials…
With the present energy scenario, the oil companies are persuading to exploit crude oil resources with high viscosity and an extreme chemical composition which makes production and transportation complex. The rheology of crude oil is related to the…
The onshore Cretaceous Zululand Basin of South Africa was investigated for CO2 storage potential using NZA, ZA, ZB, and ZC boreholes drilled by Petroleum Oil and Gas Corporation of South Africa in the 1960s for hydrocarbon exploration. Basin fill…
In this experimental study, a flat plate solar collector was constructed and examined for absorbing and transferring heat from soil to fluid. The light source was an infrared lamp with average illumination intensity of 3150 lux. For the first time,…
Sulfide (sulfur ether or thioether) is a kind of chemically active compound in petroleum, which has special significance in both geochemistry and oil processing. However, the molecular characterization of sulfides is a challenge because the…
A better understanding of the nature of crude oil compounds that preferentially interact with certain types of solids is essential to visualize solutions to challenges in oil fields, such as enhancing the oil recovery factor, via wettability…
Polyethylene glycols as phase change materials (PCMs) have good latent heat storage (LHS) characteristics, but the low thermal conductivity property significantly hinders their usage potential in thermal energy storage (TES) applications. Within this…
Oil sludge (OS) has been of key concern due to its continuing effect on the environment degradation. The huge quantities thrown yearly of this waste contain a high proportion of hydrocarbons which are valuable for recovery. This study focused on the…
Underground hydrogen (H2) storage (UHS) and carbon dioxide (CO2) geo-storage (CGS) are prominent methods of meeting global energy needs and enabling a low-carbon global economy. The pore-scale distribution, reservoir-scale storage capacity, and…
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…
Experiments were conducted simulating the hydrothermal effect on heavy oil in the presence of carbonate, kaolin, Al2O3, Ni+2 and Cu+2, NiO mixed with poly--olefins, C6H8O7, C2H4O2 at temperatures of 290-375C and pressures from 1,0 to 13.5 MPa. As a…
The complexity of crude oil samples has hindered its detailed analysis and understanding. Although modern analytical methods such as ultrahigh-resolution mass spectrometry have opened the understanding of the molecular composition, discrimination due…
Alumina-supported Ni-promoted W oxides, carbides and nitrides were presulfided and employed for reducing pollutants and increasing the quality of an extra-heavy crude oil during catalytic upgrading reactions. These materials were prepared by…
In this work, the effects of four different chemical inhibitors, namely a polymeric surfactant, synthesized -Al2O3/NiO nanoparticles, epoxy resin, and canola oil to inhibit asphaltene precipitation in three different crude oils collected from various…
The dissolution of fine particles into flowing and stranded fluids is not only one of the most prominent formation damage problems but also, is prejudicial to economic viability of oil-bearing matrices. To this end, the present paper investigates the…
Mercury in natural gas may bring harm to the development and use of natural gas. The fixed bed adsorption method was used to remove mercury from natural gas. Mercury removal adsorbents were prepared by using Al2O3 and activated carbon composite…
One of the important challenges in city gate gas pressure reduction stations is the heating of the natural gas prior to pressure reduction. Regarding the low efficiency of the common water bath heaters in these stations another type of double…
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,…
Because of destructive effects of organic chlorides, elimination of these compounds from contaminated crude oil and its distillates is very crucial for oil refiners. Despite the importance of the subject, limited researches in this field are…
A thermal processing of waste tires in the presence of a natural zeolite catalyst from the "Tayzhuzgen" field (Eastern Kazakhstan) is detailed. The hydrogen sources utilized were heavy residues from oil refinement. The elemental and phase composition…
The precise chromatographic isolation of saturates is a common problem of the characterization of highly paraffinic petroleum based samples. Incomplete elution of high-molecular-weight saturates (HMWS) or contamination of saturates by aromatics can…
Deoxygenation of pyrolysis vapor from palm fruit cake by different catalysts was prior investigated by using Ni/γ-Al2O3, Mo/γ-Al2O3, and NiMo/γ-Al2O3 prepared by wet impregnation method. NiMo/γ-Al2O3 showing the highest degree of deoxygenation (%DOD)…
The aim of this work was to derive γ-alumina from gels prepared by hydrolysis of aluminum (Al) sec-butoxide (Asb) chelated with ethyl acetoacetate (Eaa) in various ratios and to determine the effect of Eaa on the properties of obtained alumina. Gels…