Results 11 to 20 of about 71,697 (303)

Performance and emission characteristics of fumigated butanol on a duel fuel mode hcci engine [PDF]

open access: yesE3S Web of Conferences, 2021
To meet energy demand as well as emission regulations of today’s world moved the researchers towards the use of alternative fuels such as alcohols, biofuels in CI engine.
Kommana Srinivas   +2 more
doaj   +1 more source

Theoretical Analysis for Improving the Efficiency of HT-PEMFC through Unreacted Hydrogen Circulation

open access: yesApplied Sciences, 2023
To increase the efficiency of a fuel processor and HT-PEMFC (high temperature-proton exchange membrane fuel cell) combined system, it is essential to improve the efficiency of the fuel processor.
Sanghyoun Park, Sangyong Lee
doaj   +1 more source

Port call optimization and CO2-emissions savings – Estimating feasible potential in tramp shipping

open access: yesMaritime Transport Research, 2022
The promise of Port Call Optimization (PCO) measures such as Virtual Arrival (VA) for increased fuel efficiency in shipping is emphasized in the literature and professional ranks alike.
Axel Merkel   +2 more
doaj   +1 more source

Study Effect of Exhaust Gas Recirculation upon Emissions and Performance by Using European Diesel and Iraqi diesel [PDF]

open access: yesEngineering and Technology Journal, 2022
This study investigated the effect of exhaust gas re-circulation (EGR) on performance and exhaust emissions in a single-cylinder, air-cooled, and direct-injection diesel engine.
Lina Jamal, Adel Saleh
doaj   +1 more source

Increasing efficiency of nuclear fuel using burnable absorbers [PDF]

open access: yesProgress in Nuclear Energy, 2020
Abstract The paper describes the development, validation, and use of UWB1 code intended for fast calculation of nuclear fuel depletion in burnable absorber research. The degree of effectiveness of burnable absorbers in the form of natural abundance elements, nuclides, and their combinations are compared on metric evaluating characteristic properties ...
M. Lovecký   +3 more
openaire   +2 more sources

Preliminary Aero-Elastic Optimization of a Twin-Aisle Long-Haul Aircraft with Increased Aspect Ratio

open access: yesAerospace, 2023
This paper presents a preliminary study on the improvement of the fuel efficiency of a civil transport aircraft, focusing on the aero-elastic optimization of an increased aspect ratio wingbox.
Francesco Toffol, Sergio Ricci
doaj   +1 more source

Online identification of optimal efficiency of multi-stack fuel cells(MFCS)

open access: yesEnergy Reports, 2022
With the development of fuel cells, the demand for high-power fuel cells has gradually increased, but the multi-stack fuel cell system(MFCS) has received wide attention due to the existing technical barriers.
YiFan Liang   +5 more
doaj   +1 more source

Effects of fuel injection speed on supersonic combustion using separation-resistant struts

open access: yesAIP Advances, 2021
This paper describes the improvement in combustion efficiency achieved using streamwise vorticity and fuel injections when using hypermixer struts at high Mach numbers.
Toshihiko Hiejima, Kaito Nishimura
doaj   +1 more source

Analysis of the Exergy of Combustion the Diesel and Biodiesel Fuel in a DI Diesel Engine [PDF]

open access: yesJournal of Agricultural Machinery, 2019
Introduction In recent years, the exergy analysis method has been widely used in the design, simulation and performance assessment of various thermal systems.
G Khoobbakht
doaj   +1 more source

Increasing the Efficiency of the Fuel Use for Industrial Furnaces

open access: diamondNTU "KhPI" Bulletin: Power and heat engineering processes and equipment, 2015
A D Dimitrov   +2 more
openaire   +3 more sources

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