Results 51 to 60 of about 912,294 (242)

Recent Design Optimization Methods for Energy-Efficient Electric Motors and Derived Requirements for a New Improved Method—Part 2

open access: yesProceedings, 2018
Designing energy-efficient electric motor is a task where multiple goals have to be achieved at once. To find the best design possible, different approaches have been developed.
Johannes Schmelcher   +4 more
doaj   +1 more source

Motor-gearbox selection for energy efficiency

open access: yes2016 IEEE International Conference on Advanced Intelligent Mechatronics (AIM), 2016
Energy consumption of robotic systems is getting more and more attention. Previous work suggests that energy losses in the actuators of robots are a significant source of high energy consumption. A possible reason is that, so far, motor-gearbox selection methods have not focussed on energy efficiency.
Dresscher, Douwe   +2 more
openaire   +1 more source

Opposing Pressures of Speed and Efficiency Guide the Evolution of Molecular Machines. [PDF]

open access: yes, 2019
Many biomolecular machines need to be both fast and efficient. How has evolution optimized these machines along the tradeoff between speed and efficiency?
Dill, Ken, Wagoner, Jason
core  

Electric aircraft - present and future

open access: yesProduction Engineering Archives, 2019
In this paper, an outlook about the present of electrical aviation is given. The relatively small energy density of current battery technologies is adequate to build usable electric car, but not suitable for electric aircraft. Because of the very limited
Nagy Andras
doaj   +1 more source

Review on Thermal Behavior and Cooling Aspects of Axial Flux Permanent Magnet Motors–A Mechanical Approach

open access: yesIEEE Access, 2023
With the increasing demand for high-energy density motors for applications such as electric vehicles and aircraft propulsion, axial flux permanent magnet motors are promising.
Rahul Roy   +2 more
doaj   +1 more source

Assessing the impact of three‐phase rewinding of a failed single‐phase motor on efficiency improvement and energy saving

open access: yesIET Electric Power Applications, 2023
Induction motors, particularly single‐phase induction motors (SPIMs), represent the major consumption of power in the household sector. SPIMs that fail during their life cycle represent the best opportunity to improve their efficiency by replacing or ...
Hamidreza Akbari Resketi   +2 more
doaj   +1 more source

Interaction of molecular motors can enhance their efficiency

open access: yes, 2010
Particles moving in oscillating potential with broken mirror symmetry are considered. We calculate their energetic efficiency, when acting as molecular motors carrying a load against external force. It is shown that interaction between particles enhances
Astumian R. D.   +8 more
core   +1 more source

Urban and extra-urban hybrid vehicles: a technological review [PDF]

open access: yes, 2018
Pollution derived from transportation systems is a worldwide, timelier issue than ever. The abatement actions of harmful substances in the air are on the agenda and they are necessary today to safeguard our welfare and that of the planet.
Capata, Roberto
core   +1 more source

48-Volt Energy Efficient Domestic Appliances With Flux Switching Motor Drive System–Design, Simulation, and Comparison

open access: yesIEEE Access, 2022
Energy-Efficient domestic appliances are the need of the hour. This paper explores the importance of 48-Volt domestic appliances especially those operated with an electric motor drive system.
Natesan Chokkalingam Lenin
doaj   +1 more source

A state-of-the-art review on torque distribution strategies aimed at enhancing energy efficiency for fully electric vehicles with independently actuated drivetrains [PDF]

open access: yes, 2019
© 2019, Levrotto and Bella. All rights reserved. Electric vehicles are the future of private passenger transportation. However, there are still several technological barriers that hinder the large scale adoption of electric vehicles. In particular, their
Lenzo, Basilio, Sforza, A, Timpone, F
core  

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