Results 61 to 70 of about 356,951 (168)

Research on the cavitation characteristics and disinfection performance optimization of a rotor-radial groove hydrodynamic cavitation reactor

open access: yesResults in Engineering
Rotary hydrodynamic cavitation reactor is widely used in the field of water treatment because of its excellent cavitation performance. A new type of arc rotor is presented in this paper.
Lei Wang   +7 more
doaj   +1 more source

Environmental and energy issues in biodiesel production using palm oil from the interspecific hybrid OxG and Elaeis guineensis: a case study in Colombia☆

open access: yesOilseeds and fats, crops and lipids
In Colombia, in the last decade, the interspecific hybrid cultivar OxG, generated by a cross between American palm and African palm, has increased due to its tolerance to bud rot caused by Phytophthora palmivora.
Mogollon Diego Ignacio Nieto   +8 more
doaj   +1 more source

EFFECT OF THE FILL VENTILATION WINDOW ON PERFORMANCE OF A NATURAL DRAFT COOLING TOWER SUBJECTED TO CROSS-WINDS

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2016
Various aerodynamic design elements and technics (wind deflectors, wind walls, etc.) are utilized for improvement of the thermal efficiency of the natural draft cooling towers, particularly in conditions of cross wind.
K. V. Dobrego
doaj   +1 more source

La eficiencia térmica de las mezclas de combustibles reciclados de aceites lubricantes y comestibles

open access: yesInnova Research Journal, 2019
The energy demand increases with the social, industrial and technological requirements, independent of the sources to supply it. More than half of the total energy consumption is supplied by fossil fuels, which can be replaced by alternative and more ...
Marcos Gutiérrez
doaj   +1 more source

Enhancing Photovoltaic Thermal System Efficiency Through Geometric Optimization and Intelligent Fuzzy Logic Based Management

open access: yesIEEE Access
The growing demand for sustainable and efficient energy systems has intensified research into improving the performance of photovoltaic thermal (PVT) technologies.
Hamza Nasri   +4 more
doaj   +1 more source

Dynamic Analysis of a Moored Spar Platform in a Uniform Current: Fluid Load Prediction Using a Surrogate Model

open access: yesJournal of Marine Science and Engineering
A moored spar platform, equipped with various instruments, serves as a crucial tool in hydrological monitoring. However, conducting dynamic analyses of a single spar that endures wind and current requires significant amount of computational time.
Xinming Wei   +6 more
doaj   +1 more source

Performance Analysis and Optimization of a Channeled Photovoltaic Thermal System with Fin Absorbers and Combined Bi-Fluid Cooling

open access: yesComputation
The conversion efficiency of photovoltaic (PV) cells can be increased by reducing high temperatures with appropriate cooling. Passive cooling systems using air, water, ethylene glycol, and air/water+TiO2 nano bi-fluid froth in the duct channel have been ...
Hamza Nasri   +4 more
doaj   +1 more source

Improving thermal efficiency of photovoltaic thermal systems

open access: yes, 2023
Photovoltaic panels can convert solar energy directly into electricity, but their efficiency declines as the panels' temperature rise. To solve this problem, Photovoltaic thermal (PVT) systems have been developed to enhance power energy generation from Photovoltaic panels.
openaire   +1 more source

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