Results 21 to 30 of about 10,693,288 (318)

Investigation of the Size Control of Copper Ferrite Nanoparticles on their Electrical Properties in a Ferrofluid System using Oleic Acid Surfactant as an Energy Harvester [PDF]

open access: yesE3S Web of Conferences
This research develops an energy harvesting system based on CuFe2O4 (copper ferrite) ferrofluid with size control using oleic acid as surfactant. The synthesis of copper ferrite nanoparticles as ferrofluid filler was carried out using the sonochemical ...
Prasetio Ardan Rezon   +4 more
doaj   +1 more source

A critical insight on nanofluids for heat transfer enhancement

open access: yesScientific Reports, 2023
There are numerous reports and publications in reputable scientific and engineering journals that attribute substantial enhancement in heat transfer capabilities for heat exchangers once they employ nanofluids as working fluids.
Abdul Hai Alami   +9 more
doaj   +1 more source

Hydrogen emission in enclosed volume (tunnel for mobility) [PDF]

open access: yesE3S Web of Conferences, 2022
Fuel cell vehicles and trains (FCVs) are seen as a viable alternative to fossil fuel-powered vehicles, with the potential to help the automotive and transport industry grow sustainably.
Farajimoghadam Farhad   +2 more
doaj   +1 more source

Improving Kraft Pulp Mill Energy Efficiency through Low-Temperature Hydrothermal Carbonization of Biological Sludge

open access: yesEnergies, 2022
Of the various waste and side streams created in a kraft pulp mill, the biological sludges from the wastewater treatment plant are some of the most problematic to handle. Incineration is becoming a common solution as landfilling is no longer permitted by
Jussi Saari   +6 more
doaj   +1 more source

Towards a sustainable energy future for Egypt: A systematic review of renewable energy sources, technologies, challenges, and recommendations

open access: yesCleaner Engineering and Technology, 2022
In general, it has been found that Egypt ’ s renewable energy sector is yet to be exploited for sustainable energy production through its diverse and plentiful resources.
Salma I. Salah, M. Eltaweel, C. Abeykoon
semanticscholar   +1 more source

Microwave pyrolysis of lignocellulosic biomass––a contribution to power Africa

open access: yesEnergy, Sustainability and Society, 2017
Worldwide efforts are being made to increase the use of renewable energy in order to reduce the emission of greenhouse gases. Africa is blessed with abundant resources of fossil fuels as well as renewable energy resources.
Saifuddin Nomanbhay   +3 more
doaj   +1 more source

Digital twins and their use in future power systems [version 2; peer review: 2 approved]

open access: yesDigital Twin, 2022
The electric power sector is one of the later sectors in adopting digital twins and models in the loop for its operations. This article firstly reviews the history, the fundamental properties, and the variants of such digital twins and how they relate to
Milos Cvetkovic   +3 more
doaj   +1 more source

Engineering regulatory networks for complex phenotypes in E. coli

open access: yesNature Communications, 2020
Regulatory networks respond to environmental and genetic perturbations by reprogramming metabolism. Here the authors screen a library of 82 regulators with 110,120 mutations to map the regulatory network of 4000 genes.
Rongming Liu   +5 more
doaj   +1 more source

Internet of Things as a Sustainable Energy Management Solution at Tourism Destinations in India

open access: yesEnergies, 2022
The development of tourist destinations has been determined by sustainable energy management and the advancement of traditional methods. The rate of development must adapt to technological innovations while also considering future generations.
S. Tiwari   +2 more
semanticscholar   +1 more source

Steam generation unit in a simple version of biomass based small cogeneration unit

open access: yesMATEC Web of Conferences, 2014
The organic Rankine cycle (ORC) is a very promising process for the conversion of low or medium temperature heat to electricity in small and micro scale biomass powered systems.
Sornek Krzysztof   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy