Results 11 to 20 of about 19,093 (119)

Utilizing Artificial Neural Networks and Combined Capacitance-Based Sensors to Predict Void Fraction in Two-Phase Annular Fluids Regardless of Liquid Phase Type

IEEE Access, 2023
Assessing the void fraction in diverse multiphase flows across industries, including petrochemical, oil, and chemical sectors, is crucial. There are multiple techniques available for this objective. The capacitive sensor has gained significant popularity
Mustafa A. Al-Fayoumi, Hani Mahmoud Al-Mimi, Aryan Veisi, Hussain Al-Aqrabi, Mohammad Sh. Daoud, Ehsan Eftekhari-Zadeh   +5 more
doaj   +1 more source

Simulation of Coal and Biomass Cofiring with Different Particle Density and Diameter in Bubbling Fluidized Bed under O2/CO2 Atmospheres

Journal of Combustion, 2018
A 2D dynamic model for a bubbling fluidized bed (BFB) combustor has been developed for simulating the coal and biomass cofiring process under 21% O2/79% CO2 atmosphere in a 6 kWth bubbling fluidized bed, coupled with the Euler-Euler two-phase flow model.
Chao Chen, Xuan Wu, Lingling Zhao
doaj   +1 more source

Numerical Optimization of Triple-Phase Components in Order-Structured Cathode Catalyst Layer of a Proton Exchange Membrane Fuel Cell

Energies, 2023
Proton exchange membrane fuel cell (PEMFC) is generally regarded as a promising energy conversion device due to its low noise, high efficiency, low pollution, and quick startup.
Miao Ye, Long Rong, Xu Ma, Weiwei Yang
doaj   +1 more source

Numerical Investigation on the Effect of the Oxymethylene Ether-3 (OME3) Blending Ratio in Premixed Sooting Ethylene Flames

Frontiers in Mechanical Engineering, 2021
Synthetic fuels, especially oxygenated fuels, which can be used as blending components, make it possible to modify the emission properties of conventional fossil fuels. Among oxygenated fuels, one promising candidate is oxymethylene ether-3 (OME3).
Robert Schmitz, Mariano Sirignano, Christian Hasse, Federica Ferraro   +3 more
doaj   +1 more source

Reductions in aircraft particulate emissions due to the use of Fischer–Tropsch fuels [PDF]

Atmospheric Chemistry and Physics, 2014
The use of alternative fuels for aviation is likely to increase due to concerns over fuel security, price stability, and the sustainability of fuel sources.
A. J. Beyersdorf, M. T. Timko, L. D. Ziemba, D. Bulzan, E. Corporan, S. C. Herndon, R. Howard, R. Miake-Lye, K. L. Thornhill, E. Winstead, C. Wey, Z. Yu, B. E. Anderson   +12 more
doaj   +1 more source

Application of Feature Extraction and Artificial Intelligence Techniques for Increasing the Accuracy of X-ray Radiation Based Two Phase Flow Meter

Mathematics, 2021
The increasing consumption of fossil fuel resources in the world has placed emphasis on flow measurements in the oil industry. This has generated a growing niche in the flowmeter industry. In this regard, in this study, an artificial neural network (ANN)
Abdulrahman Basahel, Mohammad Amir Sattari, Osman Taylan, Ehsan Nazemi   +3 more
doaj   +1 more source

Study on Individual PAHs Content in Ultrafine Particles from Solid Fractions of Diesel and Biodiesel Exhaust Fumes

Journal of Chemistry, 2013
In order to characterize PAHs emissions of diesel engine fuelled with diesel and its blend (B20, B40). In the particle phase, PAHs in engine exhausts were collected by fiberglass filters using Electrical Low Pressure Impactor (ELPI) and then determined ...
Małgorzata Szewczyńska, Małgorzata Pośniak, Elżbieta Dobrzyńska   +2 more
doaj   +1 more source

Investigations on the microstructural degradation and mechanical response of Ni–CGO anodes using phase-field method and stochastic modeling

Materials & Design
The microstructural degradation of Ni–CGO anodes in solid oxide fuel cells affects both electrochemical and mechanical properties. This study presents an automated workflow to quantify the evolution of geometrical descriptors and their influence on ...
Ahmed Elmoghazy, Sabrina Weber, Ravi Kumar Jeela, Andreas Prahs, Benedikt Prifling, Daniel Schneider, Volker Schmidt, Britta Nestler   +7 more
doaj   +1 more source

The Confirmation of Thermal Boundary Parameters in an Oxygen Kerosene Fuel-Rich Rocket Engine

Aerospace, 2022
The thermal environment is an important factor in the design of liquid rockets. In this paper, theoretical analysis, numerical simulation and experimental testing are conducted to study the boundary thermal characteristics of a GOX/kerosene liquid rocket
Xianggeng Wei, Zhongxu Yang, Shaohua Zhu, Zhixin Zhao, Jinying Ye, Oskar J. Haidn   +5 more
doaj   +1 more source

INVERSE EMULSIONS STABILIZED BY MONOETHANOLAMIDES OF FATTY ACIDS OF SUNFLOWER OIL

Конденсированные среды и межфазные границы, 2017
The purpose of the study was to develop methods used to synthesise monoethanolamides of fatty acids of sunfl ower oil, to analyse the obtained surfactants, to obtain reverse emulsions based on diesel fuel and sunfl ower oil and to study their stability.
Ilyushina Xenia V., Shestakov Alexander S., Kuzminova Maria A., Falaleev Alexander V.   +3 more
doaj   +1 more source