Results 21 to 30 of about 3,135 (259)

Fault Monitoring and Diagnosis of Actuators in Electromagnetic Valve-Train Based on Neural Networks Optimization Algorithm

open access: yesIEEE Access, 2019
In order to realize fully flexible variable valve lift and improve the intake efficiency of the engine, a new electromagnetic valve-train (EMVT) was designed to replace the traditional CAM in the engine valve-train.
Tongjun Guo   +4 more
doaj   +1 more source

Energy Efficiency of Linear Electromagnetic Actuators for Flapping Wing Micro Aerial Vehicles

open access: yesEnergies, 2020
The development of flapping wing systems has been restricted by high power density requirements, comparatively large forces and the requirement for light weight.
Blake McIvor, Javaan Chahl
doaj   +1 more source

Electromechanical energy conversion inside an electromagnetic vibratory actuator: Modeling, simulation, and validation [PDF]

open access: yesFME Transactions
This paper covers the development and validation of a nonlinear mathematical model of an electromagnetic vibratory actuator used in vibratory conveyors.
Ilić Uroš Lj.   +3 more
doaj   +1 more source

Optimal Design and Experimental Research on a New Hybrid Electromagnetic Actuator for Vehicles

open access: yesIEEE Access, 2020
In this study, a new hybrid electromagnetic actuator (HEMA) that integrates a cylindrical permanent magnet linear synchronous motor and a hydraulic damper is proposed and designed to solve the problem of poor reliability of a linear electromagnetic ...
Xiangpeng Meng   +3 more
doaj   +1 more source

Development of a Linear Electromagnetic Actuator for Implantable Artifical Heart

open access: yesIEEE Translation Journal on Magnetics in Japan, 1988
This paper deals with the configuration, principle of operation, and experimental results concerning a linear pulse motor for an implantable aritificial heart. The linear pulse motor is designed to be as small as possible so as to minimize the space occupied. The mover is made of laminated Permendur sheets 0.35 mm in thickness.
Yamada, H.   +7 more
openaire   +2 more sources

An Interval Approach for Robust Parameterization of Controllers for Electric Drives

open access: yesMachines, 2022
Uncertain models, e.g., due to component variations and measurement errors during system identification, in combination with the desire to be able to provide guarantees regarding system performances a priori, represent major challenges for users when ...
Philipp Schäfer, Stefan Krebs
doaj   +1 more source

Analysis of the impact of changes in the stator magnetic circuit on static properties of the electromagnetic linear motor model [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2018
In this paper, the static characteristics as a function of changes in geometric dimensions of the stator magnetic circuit of the linear stepper actuator with permanent magnets is presented.
Krzysztof Just, Paweł Piskur
doaj   +1 more source

System-Level Modelling and Simulation of a Multiphysical Kick and Catch Actuator System

open access: yesActuators, 2021
This paper presents a system-level model of a microsystem architecture deploying cooperating microactuators. An assembly of a piezoelectric kick-actuator and an electromagnetic catch-actuator manipulates a structurally unconnected, magnetized micromirror.
Arwed Schütz   +2 more
doaj   +1 more source

Analytical modeling method for electromagnetic linear actuators considering end effects [PDF]

open access: yesJournal of Hebei University of Science and Technology
In order to solve the problem of magnetic field distortion caused by the high magnetic permeability of the end cover of moving coil electromagnetic linear actuator, which leads to fluctuations in the thrust of actuator and the inaccuracy of the ...
Yuxin LI   +4 more
doaj   +1 more source

Dynamic characteristics of a bitable linear actuator with moving permanent magnet [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2004
The dynamic characteristics of an ax symmetrical linear actuator with axially magnetized moving permanent magnet are obtained using combined field and circuit approach.
Yatchev Ivan   +2 more
doaj   +1 more source

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