Results 41 to 50 of about 38,040 (301)

Improving the Efficiency of Spark-Ignition Internal Combustion Engine Using a Novel Electromagnetic Actuator and Adapting Increased Compression

open access: yesEnergies, 2023
This paper presents an empirical study of a spark-ignition internal combustion engine with modifications made to increase its effectiveness. The modification was implemented bi-directionally in terms of changes to the compression ratio and changes to the
Jarosław Mamala   +4 more
doaj   +1 more source

Design and experimental characterization of a tunable vibration-based electromagnetic micro-generator [PDF]

open access: yes, 2010
Vibration-based micro-generators, as an alternative source of energy, have become increasingly significant in the last decade. This paper presents a new tunable electromagnetic vibration-based micro-generator.
Akoun   +19 more
core   +1 more source

The Emvibe: An Electromagnetically Actuated Vibraphone

open access: yes, 2012
The EMvibe is an augmented vibraphone that allows for continuous control over the amplitude and spectrum of in-dividual notes. The system uses electromagnetic actuators to induce vibrations in the vibraphone's aluminum tone bars. The tone bars and the electromagnetic actuators are coupled via neodymium magnets affixed to each bar.
N. Cameron Britt   +2 more
openaire   +2 more sources

Virgo calibration and reconstruction of the gravitational wave strain during VSR1 [PDF]

open access: yes, 2009
Virgo is a kilometer-length interferometer for gravitational waves detection located near Pisa. Its first science run, VSR1, occured from May to October 2007. The aims of the calibration are to measure the detector sensitivity and to reconstruct the time
A Belletoile   +177 more
core   +6 more sources

3D finite element modeling of a permanent magnet linear actuator [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2008
The magnetostatic field and electromagnetic force of a linear actuator with a fixed permanent magnet and soft magnetic mover was studied using the 3D finite element method.
Yatchev Ivan   +2 more
doaj   +1 more source

Electromagnetic rotational actuation. [PDF]

open access: yes, 2010
There are many applications that need a meso-scale rotational actuator. These applications have been left by the wayside because of the lack of actuation at this scale. Sandia National Laboratories has many unique fabrication technologies that could be used to create an electromagnetic actuator at this scale. There are also many designs to be explored.
openaire   +2 more sources

Characteristic of monostable actuator starting [PDF]

open access: yes, 2013
Purpose. To approbate the mathematical model of nonstationary electromagnetic field calculation in nonlinear, non-uniform, conductive medium taking into account the rotor motions of the polarized monostable actuator with permanent magnets, and to ...
Байда, Евгений Иванович   +1 more
core  

The design and performance of a smart ball-and-socket actuator [PDF]

open access: yes, 2019
In this paper, the design and performance of a multi-degree-of-freedom smart ball-and-socket actuator and its application to rehabilitation training systems are investigated.
Abood   +22 more
core   +2 more sources

4D‐Printed Magneto‐Plasmonic Microrobots for Programmable Spatiotemporal De‐Icing

open access: yesAdvanced Functional Materials, EarlyView.
A 4D‐printing strategy is introduced to achieve programmable de‐icing devices. By aligning gold–magnetite nanofillers within a photosensitive resin, the printed structures exhibit dual magnetic and plasmonic functionalities, enabling precise spatio‐temporal ice removal through thermoplasmonic effects.
Amélie Pérot   +7 more
wiley   +1 more source

A novel electromagnetic actuator in an inductive power transmission system for autonomous underwater vehicle

open access: yesAdvances in Mechanical Engineering, 2018
Autonomous underwater vehicle is a class of intelligent robots, which has been widely used in ocean observatory. Inductive power transmission is a good way to supply power and extend the working endurance of autonomous underwater vehicle.
Wen Haibing   +3 more
doaj   +1 more source

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