Results 31 to 40 of about 3,552,792 (348)

Scenario-based modelling of industrial energy demand and GHG emissions: A 2050 outlook for Slovenia

open access: yesCleaner Engineering and Technology
Addressing GHG emissions in industrial sectors is crucial for developed nations' energy and environmental policies. European countries use diverse strategies to mitigate industrial GHG impacts, with energy models evaluating national objectives and ...
Matevž Pušnik   +4 more
doaj   +1 more source

Energy efficiency in pumps

open access: yesEnergy Conversion and Management, 2008
Abstract In this paper, “energy efficiency” studies, done in a big industrial facility’s pumps, are reported. For this purpose; the flow rate, pressure and temperature have been measured for each pump in different operating conditions and at maximum load. In addition, the electrical power drawn by the electric motor has been measured.
Kaya, Durmus   +5 more
openaire   +3 more sources

Improving the Energy Efficiency of Mobile Terminals Using Dynamic Multilevel Priority Packet Scheduling in Cooperative Communication [PDF]

open access: yes, 2017
Cooperative communication is an efficient method for reducing the energy consumption of mobile terminal in wireless cellular network. However, it is hard to implement due to the lack of motivations for the Mobile terminals to cooperate. For this scenario
Basha, M. S. (Mr)   +2 more
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Assessing Voltage Unbalance Conditions in IE2, IE3 and IE4 Classes Induction Motors

open access: yesIEEE Access, 2020
Brazil has started an energy transition process through more efficient electric motors. The new legislation determining the IE3 Class as the minimum efficiency level in commercial electric motors became valid in August 2019.
Jonathan Munoz Tabora   +5 more
doaj   +1 more source

Thermo-Hydraulic Performance Characteristics and Optimization of Protrusion Rib Roughness in Solar Air Heater

open access: yesEnergies, 2021
To enhance the thermal performance of solar air heaters (SAHs), protrusion ribs on the absorber are considered to be an attractive solution due to their several advantages.
Tabish Alam   +4 more
doaj   +1 more source

ENERGY EFFICIENCY AS PRECONDITION OF ENERGY SECURITY

open access: yesJournal of Security and Sustainability Issues, 2015
Increase of energy efficiency remains as one of the major strategic objectives in Lithuania. Effective use of existing energy saving potential increases energy security and reduces emissions of greenhouse gas and other pollutants. In order to meet the growing energy demand and to reduce the negative impact of the energy sector on environment, increase ...
Baublys, Juozas   +3 more
openaire   +2 more sources

Energy efficiency measurement procedure for gearboxes in their entire operating range [PDF]

open access: yes, 2014
Over the last decade, forced regulations and a growing social awareness with respect to energy efficiency have resulted in a renewed interest in the research for high efficient electrical machines.
Algoet, Elewijn   +5 more
core   +1 more source

4‐nitrobenzoate inhibits 4‐hydroxybenzoate polyprenyltransferase in malaria parasites and enhances atovaquone efficacy

open access: yesFEBS Letters, EarlyView.
Atovaquone is an antimalarial requiring potentiation for sufficient efficacy. We pursued strategies to enhance its activity, showing that 4‐nitrobenzoate inhibits 4‐hydroxybenzoate polyprenyltransferase, decreasing ubiquinone biosynthesis. Since atovaquone competes with ubiquinol in mitochondria, 4‐nitrobenzoate facilitates its action, potentiating ...
Ignasi Bofill Verdaguer   +7 more
wiley   +1 more source

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