Showing papers in "Fuel in 2020"

TL;DR: In this article, a comprehensive assessment of various feedstocks used for different generation biodiesel production with their advantages and disadvantages are also explained, and different production methods for biodiesel with yield calculation is also explained.

TL;DR: In this article, the authors used a simple hydrothermal method from biowaste, dwarf banana peel (HN-CDs) for the detection of metal ion (Fe3+ ion) in aqueous solution by the fluorometric method.

TL;DR: In this article, the pore distribution and mechanical properties of coal were analyzed using both scanning electron microscopy (SEM) and atomic force microscopy (AFM) observations.

TL;DR: In this paper, the authors reviewed the latest trends, progress, and research achievements about pretreatment technologies to improve anaerobic digestion efficiency and highlighted the necessity of pretreatment methods.

TL;DR: In this article, the pore structure, adsorption, diffusion, permeability and geomechanical properties of tectonic coal are reviewed in detail and compared with those of the intact coal, as these properties are important for gas drainage.

TL;DR: In this paper, the impact of metal-oxide-based nanoparticles on the performance of a single-cylinder diesel engine has been investigated with different engine loads of 2.5, 5, 7.5 and 10 Nm.

TL;DR: In this article, an experimental study of a spark ignition engine with premixed ammonia/hydrogen/air mixtures is presented, showing that up to 20% hydrogen in the fuel by volume improves the cyclic stability and avoids misfires.

TL;DR: In this article, a review article describing all possible directions related to such typical natural resources and application of their carbon derivatives/products for better electrochemical properties is presented, which will be very helpful for future research work in the field of carbon electrode materials derived from coal, graphite, and biomass.

TL;DR: In this paper, two kinds of seaweed porous biochars were prepared by utilizing widely sourced seaweed (sargassum and enteromorpha) using single step KOH activation.

TL;DR: In this article, the authors introduced new laminar burning velocity data for ammonia/hydrogen/air mixtures measured by means of the outwardly propagating spherical flame method at atmospheric pressure, for previously unseen unburned gas temperatures ranging from 298 to 473 K, hydrogen fractions ranging from 0 to 60 V in the fuel and equivalence ratios in the range [0.8-1.4].

TL;DR: In this article, a review of emission regulations and emission factors (EFs), environmental effects and available emission reduction solutions for marine diesel engines is presented, which shows that the integrated multi-pollutant treatment for ship emissions holds great promise.

TL;DR: In this paper, the authors investigated the fuel properties of binary blends of waste oil methyl ester (WB) and the higher alcohols of C3, C4 and C5, and their effects on engine characteristics to achieve semi-low temperature combustion and obtain lower regulated emissions in comparison to WB.

TL;DR: In this paper, a case study of the potential of using biochar and neutral red (phenazine) additives in one of the commercial landfills in the North Island of New Zealand was presented.

TL;DR: In this article, an H2 port-injection and methanol directinjection dual-fuel SI engines were used to investigate the effect of the equivalence ratio on the combustion and emissions characteristics of the engine at low speed.

TL;DR: In this article, a review provides an insight into the development of various strategies (technologies) to improve bio-hydrogen production using organic and inorganic nanomaterials.

TL;DR: In this paper, the significance of the four reaction parameters such as methanol to oil ratio, catalyst concentration, mixing speed, and reaction time and their combined effect on biodiesel yield is investigated through twenty-nine of the pre-designed and performed experiments.

TL;DR: In this paper, a detailed study on the dolomite catalyst has been conducted and a detailed review of the performance of different aspects of dolomeric catalysts such as calcination, mechanism of catalysis, in-situ vs ex-Situ use, major problems (attrition, elutriation and coke formation), comparative strength, and the effectiveness of Dolomerite when used in combination with other catalysts have been studied and presented.

TL;DR: In this paper, the effects of the addition of methanol, ethanol, and n-butanol on the combustion characteristics and performance of a common rail dual fuel engine with diesel direct injection and alcohol fuel port injection are examined, followed by a comparative analysis of the test results.

TL;DR: In this article, a CI diesel engine characteristic of diesel-biodiesel blend with oxygenated alcohols and nanoparticle fuel additives was investigated using an ultrasound assisted transesterification process.

TL;DR: In this paper, the authors review the formation mechanisms of a thermochemical process for solid fuel production, such as hydrogenation, dehydration, decarboxylation, condensation, polymerization and aromatization in terms of critical hydrothermal parameters.

TL;DR: In this article, the performance and exhaust emissions of a diesel engine utilizing Jatropha biodiesel blend by including nano additives were evaluated using a test rig mounted on a single-cylinder diesel engine to measure performance and emissions at various engine loads.

TL;DR: In this paper, a comprehensive discussion on the various aspects of bio-fuel production from sludge derived lipids along with the key parameters affecting the process and its economics are presented.

TL;DR: In this article, the impact of decanol (n-D) and DTBP on biodiesel/diesel blends on the research engine has been investigated and it has been shown that 10% of DTBP and decanol inclusion can optimize diesel engine emissions, combustion, and performance with undergoing any modifications.

TL;DR: In this article, coal samples were treated by ionic liquid with different concentrations and fractal dimensions were calculated to study the variation of pore characteristics and the fractal dimension of mesopores.

TL;DR: In this paper, the authors used the Lower Cambrian shale from Wei-201 well in Weiyuan Block and Jiangye-1 well from Lower Yangtze Xiuwu Basin to study the mechanism of shale gas accumulation and loss.

TL;DR: In this article, thermal behavior characteristics, transformation properties of the inorganic components and ash fusion temperatures of biomass ashes were investigated using thermal analysis (STA), X-ray diffraction (XRD) and high-temperature microscope.

TL;DR: In this article, the molecular structures of coal were investigated using X-ray diffraction (XRD), solid state 13C NMR and FTIR spectra, and the structural parameters were correlated with the coalification indicator to investigate the structural evolutions during coal metamorphism.

TL;DR: In this article, the performance and emission parameters of a single cylinder diesel engine powered by biodiesel-diesel fuel blends were predicted by Artificial Neural Network (ANN) and optimized by Response Surface Methodology (RSM).

TL;DR: In this paper, the modification of the physicochemical characteristics of acidified coal by surfactants and ionic liquids, N2 adsorption, scanning electron microscopy and so on, combined with fractal theory were used.