Results 21 to 30 of about 19,093 (119)

Reducing the anthropogenic load on the environment through the use of reformulated automotive fuels based on oxygenates [PDF]

E3S Web of Conferences
This paper analyzes environmental problems caused by pollutant emissions from automobile engines and substantiates the relevance of using reformulated diesel fuels containing oxygenates as additives.
Sippel Irina
doaj   +1 more source

The simulation of novel annular shape on the Performance in Proton Exchange Membrane Fuel Cell [PDF]

Hydrogen, Fuel Cell & Energy Storage, 2014
In this article, one-phase and three dimensional computational fluid dynamics analysis was utilized to investigate the effect of annular field pattern of proton exchange membrane fuel cells (PEMFC) with different geometry on the performances and species ...
Nader Pourmahmoud, Ashkan torkavannejad
doaj   +1 more source

Novel Nanosized Spinel MnCoFeO₄ for Low-Temperature Hydrocarbon Oxidation

Nanomaterials, 2022
The present paper reports on MnCoFeO4 spinels with peculiar composition and their catalytic behavior in the reactions of complete oxidation of hydrocarbons. The samples were synthesized by solution combustion method with sucrose and citric acid as fuels.
Vencislav Tumbalev, Daniela Kovacheva, Ivanka Spassova, Ralitsa Velinova, Georgi Tyuliev, Nikolay Velinov, Anton Naydenov   +6 more
doaj   +1 more source

A Physics and Tabulated Chemistry Based Compression Ignition Combustion Model: from Chemistry Limited to Mixing Limited Combustion Modes Un modèle de combustion à allumage par compression basé sur la physique et la chimie tabulée : des modes de combustion contrôlés par la chimie jusqu’aux modes contrôlés par le mélange

Oil & Gas Science and Technology, 2011
This paper presents a new 0D phenomenological approach to predict the combustion process in multi injection Diesel engines operated under a large range of running conditions.
Bordet N., Caillol C., Higelin P., Talon V.   +3 more
doaj   +1 more source

Oxidation of Sulphur pollutants in model and real fuels using hydrodynamic cavitation

Ultrasonics Sonochemistry, 2023
Hydrodynamic Cavitation (HC) offers an attractive platform for intensifying oxidative desulphurization of fuels. In the first part of this work, we present new results on oxidising single ring thiophene in a model fuel over the extended range of volume ...
Peter Delaney, Varaha P. Sarvothaman, Sanjay Nagarajan, David Rooney, Peter K.J. Robertson, Vivek V. Ranade   +5 more
doaj   +1 more source

Migration and Evaporation Characteristics of Kerosene Droplet in Supercritical Environment

MATEC Web of Conferences, 2019
A one-dimensional full transient droplet evaporation model was established under consideration of factors such as high pressure vapour-liquid equilibrium, high-pressure physical property corrections, gas phase dissolution, and shift of interface.
Wu Hailong, Nie Wansheng, Zheng Zhi, Liu Yu   +3 more
doaj   +1 more source

Simulation of melting and solidification process of polyethylene glycol 1500 as a PCM in rectangular, triangular, and cylindrical enclosures

Alexandria Engineering Journal, 2022
Energy storage systems are critical as the world strives to reduce its reliance on fossil fuel energy for environmental and economic reasons. Because of their large latent heat storage capacity, phase change materials (PCM) are well characterized as ...
Ahmadreza Mohammadian Soodmand, Siyamak Nejatbakhsh, Hadi Pourpasha, Hassan Aghdasinia, Saeed Zeinali Heris   +4 more
doaj   +1 more source

Effect of H2/CO addition on soot formation in ethylene diffusion flame

Frontiers in Energy Research
Coupling the San Diego gas phase reaction mechanism and the Moss Brookes soot model using FLUENT14.0 software, the effect of adding H2/CO on the fuel side on soot formation in an ethylene/air laminar diffusion flame was studied.
Yindi Zhang, Yindi Zhang, Yijing Xue, Zichun Xu, Fanjin Zeng, Yue Xin, Qinghai Chen, Shadrack Adjei Takyi   +7 more
doaj   +1 more source

Environmental impact assessment of sustainable methyl stearate (biodiesel) synthesis employing fly ash supported tin oxide catalyst

Cleaner Chemical Engineering, 2022
Management of Fly ash (FA), a thermal power plant waste, is a major global issue since a sizeable fraction of fly ash's annual generation is not effectively valorised.
Rajat Chakraborty, Sujit Kumar Das, Aritro Sarkar, Kartik Sondhi   +3 more
doaj   +1 more source

Evaluation of the effects of coal grinding in terms of coal water slurry preparation

E3S Web of Conferences, 2016
Coal Water Slurry (CWS) is a specific form of solid fuel. It occurs in the form of finely ground coal particles and water. Depending on the use, the content of combustible matter is from 40 to 70% by weight.
Robak Jolanta, Ignasiak Karina, Rejdak Michał   +2 more
doaj   +1 more source