Results 11 to 20 of about 3,008 (263)

Improved Sliding Mode-Active Disturbance Rejection Control of Electromagnetic Linear Actuator for Direct-Drive System

open access: yesActuators, 2021
The electromagnetic linear actuator is used as the core drive unit to achieve high precision and high response in the direct-drive actuation system. In order to improve the response performance and control accuracy of the linear drive unit, an improved ...
Yingtao Lu   +4 more
doaj   +1 more source

Simulation Study on Direct-Drive Compressor with Electromagnetic Linear Actuator

open access: yesActuators, 2023
In order to enhance compressor efficiency and meet the requirements of energy conservation and environmental protection, this study designed a direct-drive compressor with an electromagnetic linear actuator.
Jianhui Zhu   +4 more
doaj   +1 more source

The impact of the magnetization direction on the static and dynamic parameters of an electromagnetic linear actuator [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2018
This paper presents a simulation analysis of the impact of magnetization direction on the static and dynamic parameters of an electromagnetic linear actuator.
Krzysztof Just, Paweł Piskur
doaj   +1 more source

The Research on the Motion State Monitoring of Electromagnetic Valve Train of Engine Based on Internet of Things

open access: yesIEEE Access, 2019
Aiming at real-time monitoring of valve motion online in a new engine valve train that replaces the traditional cam with a self-developed new electromagnetic linear actuator, this paper presents a system scheme for motion monitoring of the ...
Tongjun Guo, Siqin Chang
doaj   +1 more source

Design Methodology of a Dual-Halbach Array Linear Actuator with Thermal-Electromagnetic Coupling

open access: yesSensors, 2016
This paper proposes a design methodology for linear actuators, considering thermal and electromagnetic coupling with geometrical and temperature constraints, that maximizes force density and minimizes force ripple.
Paulo Roberto Eckert   +4 more
doaj   +1 more source

Electromagnetic and experimental analyses of a low‐cost miniature tubular moving magnet linear oscillating actuator for miniature compressor applications

open access: yesIET Electric Power Applications, 2023
This article presents a miniature tubular moving magnet linear oscillating actuator (MT‐MMLOA) that operates on an electro dynamic actuation mechanism. The proposed linear oscillating actuator comprises two main parts: the stator and the mover.
Sumeet Khalid   +5 more
doaj   +1 more source

Feedback and Control of Linear Electromagnetic Actuators for Flapping Wing MAVs

open access: yesAerospace, 2023
We present a method for generating feedback and controlling multi-coil linear electromagnetic actuators for flapping wing systems. This has been achieved with a system capable of self-lifting, constructed using 3D-printed structures and miniaturised ...
Blake McIvor, John McGuire, Javaan Chahl
doaj   +1 more source

On force generation in electro-fluidic linear actuators with ferrofluid

open access: yesScientific Reports, 2022
In ferrofluid actuation systems, forces are generated by actively controlling pressure and flow within the fluid using an applied magnetic field. There are multiple contributing factors in force generation involving complex non-linear couplings between ...
Matthew O. T. Cole, James Moran
doaj   +1 more source

Electromagnetic Design and Analysis of Inertial Mass Linear Actuator for Active Vibration Isolation System

open access: yesActuators, 2023
Underwater radiated noise from anthropogenic structures must be reduced to protect the marine environment. Active vibration isolation that can reduce noise generated from vibration sources by providing counteracting forces can solve this issue.
Do-Kwan Hong, Jang-Hyun Park
doaj   +1 more source

Electromagnetic Performance Investigation of Rectangular-Structured Linear Actuator with End Ferromagnetic Poles

open access: yesEnergies, 2023
Saving energy from domestic appliances is a focus in the effort to combat energy challenges. Linear compressors are a more efficient alternative to the traditional compressors used in refrigerators, which account for 20–40% of all residential electricity
Zahoor Ahmad   +4 more
doaj   +1 more source

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