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Numerical Simulation of the Performance and Emission of a Diesel Engine with Diesel-biodiesel Mixture [PDF]

open access: yesJournal of Agricultural Machinery, 2022
IntroductionIncreasing industrialization, growing energy demand, limited reserves of fossil fuels, and increasing environmental pollution have jointly necessitated for exploration of a substitute for conventional liquid fuels.
S. R. Mousavi Seyedi, S. M. R. Miri
doaj   +1 more source

Electrical Characteristics of Photovoltaic Cell in Solar-Powered Aircraft During Cruise

open access: yesFrontiers in Thermal Engineering, 2022
Aiming to study the electrical characteristics of photovoltaic cells during the flight of solar-powered unmanned aerial vehicles, this work combines a photovoltaic cell equivalent circuit model and a thermodynamic model.
Peimiao Li   +3 more
doaj   +1 more source

Calculating of extreme thicknesses and strength characteristics of the first-year ice cover of the Kara Sea using a thermodynamic model

open access: yesЛëд и снег, 2021
Using the example of the Kara Sea, the possibility to calculate values of the thickness and strength characteristics of ice of rare occurrence for areas of marine waters with seasonal ice cover, where field observations are absent, is considered.
O. M. Andreev, D. V. Drabenko
doaj   +1 more source

Gas Path Fault Diagnosis of Gas Turbine Engine Based on Knowledge Data-Driven Artificial Intelligence Algorithm

open access: yesIEEE Access, 2021
As the core power for the aviation industry, shipbuilding industry, and power station industry, it is essential to ensure that the gas turbines operate safely, reliably, greenly and efficiently.
Yaofei Jin   +3 more
doaj   +1 more source

Prediction of Performance and Geometrical Parameters of Single-Phase Ejectors Using Artificial Neural Networks

open access: yesThermo, 2022
Ejectors have gained renewed interest in the last decades, especially in heat-driven refrigeration systems, to reduce the load of the compressor. Their performance is usually influenced by many factors, including the working fluid, operating conditions ...
Mehdi Bencharif   +5 more
doaj   +1 more source

ON ESTIMATION OF THE AREA PER A SURFACTANT MOLECULE IN A 2D MONOLAYER DURING THE LIQUID-EXPANDED-LIQUID-CONDENSED PHASE TRANSITION AT THE AIR/WATER INTERFACE

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2021
A method is proposed to estimate the area per molecule of a surfactant monolayer Ac at the transition onset of the liquid-expanded to a liquid-condensed phase based on two theoretical models.
E.S. Kartashynska
doaj   +1 more source

Evaluation of Thermodynamic and Chemical Kinetic Models for Hypersonic and High-Temperature Flow Simulation

open access: yesApplied Sciences, 2023
Significant thermochemical nonequilibrium effects always exist in the flow field around hypersonic vehicle at extreme flight condition. Previous studies have proposed various thermodynamic and chemical kinetic models to describe the thermochemical ...
Wei Zhao   +4 more
doaj   +1 more source

Seeking Solvation: Exploring the Role of Protein Hydration in Silk Gelation

open access: yesMolecules, 2022
The mechanism by which arthropods (e.g., spiders and many insects) can produce silk fibres from an aqueous protein (fibroin) solution has remained elusive, despite much scientific investigation.
Peter R. Laity, Chris Holland
doaj   +1 more source

Thermodynamic Study on Reduction of Iron Oxides by H2 + CO + CH4 + N2 Mixture at 900 °C

open access: yesEnergies, 2020
The reduction gas used in the gas-based direct reduction iron-making process contains CH4 in different concentrations, which has an important effect on the gas and heat needed for the reduction of iron oxide.
Guanyong Sun   +5 more
doaj   +1 more source

Thermodynamic Study of Solar-Assisted Hybrid Cooling Systems with Consideration of Duration in Heat-Driven Processes

open access: yesEnergies, 2022
Solar-assisted hybrid cooling systems are promising for the energy saving of refrigeration systems. In most cases, the solar thermal gain is only able to power the heat-driven process of facilities during part of the working period.
Zeyu Peng   +3 more
doaj   +1 more source

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