Results 11 to 20 of about 11,370,661 (203)

The Influence of Previous Treatment of Wheat Straw from Bales on the Intensity of Biogas Outlet [PDF]

open access: yesProblems of the Regional Energetics, 2023
The purpose of the research is the experimental determination of the effect of preliminary mechanical and additional magnetic treatment of wheat straw from bales on the intensity of biogas output.
Zablodskiy M.   +4 more
doaj   +1 more source

DECA: A Dynamic Energy Cost and Carbon Emission-Efficient Application Placement Method for Edge Clouds

open access: yesIEEE Access, 2021
As an increasing amount of data processing is done at the network edge, high energy costs and carbon emission of Edge Clouds (ECs) are becoming significant challenges.
Ehsan Ahvar   +5 more
doaj   +1 more source

Company perspectives from Trinidad and Tobago on renewable energy management systems and energy efficiencies

open access: yesSustinere: Journal of Environment and Sustainability, 2021
The global energy market is currently undergoing a transformation at all levels within their supply chains as there is a gradual shift from the fossil fuel paradigm towards sustainable renewable energy (RE) sources and energy efficiencies (EEs).
Natasha Ramkissoon-Babwah   +1 more
doaj   +1 more source

Continuous action right knife unit with ground interaction analysis

open access: yesВестник СибАДИ, 2020
Introduction. To solve the problem of accelerating the construction of roads, improving their quality, it is advisable to use a continuous action unit to form a underlying layer.
V. A. Nikolayev, D. I. Troshin
doaj   +1 more source

Analysis of the Operating Costs of Passenger Cars Declared by Vehicles' Manufacturers and Obtained by Users

open access: yesCommunications, 2022
Every year, there are more and more cars on the roads that cause pollution. To reduce it, conventional vehicles have started to be replaced by electric and hybrid vehicles.
Piotr Gorzelańczyk, Bartlomiej Kelm
doaj   +1 more source

Prospects of introducing microgrids in Russian industry [PDF]

open access: yesJournal of New Economy, 2022
Improving energy efficiency keeps on being one of the most pressing problems for Russian industry. The paper aims to examine the prospects of using microgrids in Russian regions, including in the old industrial ones, to reduce energy costs of industrial ...
Anatoly P. Dzyuba   +2 more
doaj   +1 more source

Mechanisms of density dependence in juvenile salmonids: prey depletion, interference competition, or energy expenditure?

open access: yesEcosphere, 2021
Density dependence is a strong regulator of animal populations, operating primarily through intraspecific competition for a limiting resource. Because food is generally limited in natural environments, it is typically assumed that increasing animal ...
Jean‐Michel O. Matte   +2 more
doaj   +1 more source

Valuation of the influence of the basic specific resistance to the movement of freight cars on the energy costs of driving a train [PDF]

open access: yesE3S Web of Conferences, 2023
The primary specific resistance to the movement of freight wagons is a key parameter for normalizing the time and energy consumption of trains. Although the “Rules of Traction Calculations” calls for dividing wagons into six groups when calculating this ...
Masharipov Masud   +5 more
doaj   +1 more source

Nannochloropsis oceanica Cultivation in Pilot-Scale Raceway Ponds—From Design to Cultivation

open access: yesApplied Sciences, 2020
Raceways ponds are the microalgal production systems most commonly used at industrial scale. In this work, two different raceway configurations were tested under the same processing conditions to compare their performance on the production of ...
Pedro Cunha   +8 more
doaj   +1 more source

Determinants of Electrical and Thermal Energy Consumption in Hospitals According to Climate Zones in Poland

open access: yesEnergies, 2021
Energy use in hospitals is higher than in other public buildings, so improving energy efficiency in healthcare buildings is a significant challenge in this sector of engineering.
Małgorzata Cygańska   +1 more
doaj   +1 more source

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