Results 71 to 80 of about 65,564 (313)

A review on slurry-based fuels for engines and furnaces: Preparation, stability, emission characteristics and applications

open access: yesInternational Journal of Thermofluids
Our society is mainly propelled by energy, which powers our daily activities, transportation, and industries. However, the continued reliance on fossil fuels to provide energy has led to several environmental problems, including air pollution, climate ...
Muhammad F. Siddique   +3 more
doaj   +1 more source

First Principles Study of the Ignition Mechanism for Hypergolic Bipropellants: N,N,N′,N′-Tetramethylethylenediamine (TMEDA) and N,N,N′,N′-Tetramethylmethylenediamine (TMMDA) with Nitric Acid [PDF]

open access: yes, 2011
We report quantum mechanics calculations (B3LYP flavor of density functional theory) to determine the chemical reaction mechanism underlying the hypergolic reaction of pure HNO_3 with N,N,N′,N′-tetramethylethylenediamine (TMEDA) and N,N,N′,N ...
Dasgupta, Siddharth   +3 more
core   +2 more sources

Production of middle distillates through olefin oligomerization using ZSM‐5 as a catalyst

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The global transportation sector relies heavily on gasoline (C5–C12) and diesel (C11–C24), which together account for approximately 60% of its energy needs. Driven by rapid industrialization and urbanization, diesel consumption is outpacing gasoline, with projections estimating global demand by 2035 at 27 million barrels per day for gasoline ...
Thembekile Hoyi   +3 more
wiley   +1 more source

Antimisting fuel breakup and flammability [PDF]

open access: yes
The breakup behavior and flammability of antimisting turbine fuels subjected to aerodynamic shear are investigated. Fuels tested were Jet A containing 0.3% FM-9 polymer at various levels of degradation ranging from virgin AMK to neat Jet A.
Fleeter, R., Parikh, P., Sarohia, V.
core   +1 more source

Box–Behnken optimization and ANN‐ANFIS integrated modelling for transesterification using thermally activated basic oxygen furnace slag catalyst

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Global energy demand and environmental concerns have intensified the search for renewable and sustainable energy sources. This study thus, focuses on optimizing the transesterification process of waste cooking oil (WCO) using thermally activated basic oxygen furnace slag catalyst calcined at 850°C (BOF 850). The optimization and modelling were
Johra S. Ali, Hillary L. Rutto
wiley   +1 more source

Thermal Decomposition, Ignition, Combustion and Gasification of Coal and Biomass Composite

open access: yesEnergies
This study investigates the thermal decomposition, ignition, combustion, and gasification processes of composite fuels derived from anthracite coal and pine sawdust.
Aizhan Baidildina   +8 more
doaj   +1 more source

Experimental study on burning rate and flame geometry in construction tunnel fires under high geothermal conditions

open access: yesDeep Underground Science and Engineering, EarlyView.
Abstract As tunnel construction advances in lengths and depths, the construction of tunnels in high geothermal environments has become increasingly common, raising significant fire risks. In this study, a 1:20 scale model tunnel test platform was constructed to investigate the effects of a high geothermal environment on fire behavior in tunnels during ...
Xiaoxian Fei   +6 more
wiley   +1 more source

Evaluation of the Ignition Properties of Fuels Based on Oil Diesel Fuel with the Addition of Pyrolytic Oil from Tires

open access: yesEnergies
The results of testing the ignition properties of fuels in the form of blends of diesel oil with pyrolysis oil produced from tires, used as an additive at concentrations of 0, 5, 7, 10, 15, and 20% m/m, are presented in this paper.
Leszek Chybowski   +5 more
doaj   +1 more source

Studying solid fuel ignition by CO2-laser

open access: yesMATEC Web of Conferences, 2017
The ignition data on Siberian bituminous coal and lignite by a continuous CO2-laser were presented in current work. Measurements were carried out at the heat flux density range of 90–150 W/cm2 in air.
Korotkikh Alexander   +2 more
doaj   +1 more source

Spark Ignition of Monodisperse Fuel Sprays [PDF]

open access: yes
A study of spark ignition energy requirements was conducted with a monodisperse spray system allowing independent control of droplet size, equivalent ratio, and fuel type.
Cernansky, Nicholas P.   +2 more
core   +1 more source

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