Results 1 to 10 of about 3,144 (112)

Adaptive Non-Singular Terminal Sliding Mode Control Method for Electromagnetic Linear Actuator [PDF]

open access: yesMicromachines, 2022
In this study, to further improve the dynamic performance and steady-state accuracy of the electromagnetic linear actuator (EMLA) for the direct-drive system, the adaptive non-singular terminal sliding mode controller (ANTSMC) based on an improved ...
Yingtao Lu   +4 more
doaj   +2 more sources

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   +3 more sources

Thermal analysis of an electromagnetic linear actuator

open access: yesAdvances in Mechanical Engineering, 2017
This article presents a new electromagnetic linear actuator applied in the electromagnetic-driven valve train. To clarify the actuator’s temperature rise and heat distribution, a heat transfer model was established by analyzing the complex heat exchange ...
Jianguo Dai   +3 more
doaj   +2 more sources

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   +3 more sources

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   +3 more sources

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   +3 more sources

Finite Element Analysis of Electromagnetic Characteristics of a Single-Phase Permanent Magnet Linear Oscillation Actuator

open access: yesSensors
The electromagnetic characteristics of a single-phase permanent magnet linear oscillation actuator are analyzed by the finite element method. Firstly, the basic structure and operation principle of the linear oscillation actuator are introduced.
Hongbin Zhang   +5 more
doaj   +3 more sources

Hybrid Actuation MEMS Micromirror with Decoupled Piezoelectric Fast Axis and Electromagnetic Slow Axis for Crosstalk Suppression [PDF]

open access: yesMicromachines
Electromagnetic micro-electro-mechanical system (MEMS) micromirrors are widely used in optical scanning systems but often encounter mechanical crosstalk due to the use of shared drive coils.
Haoxiang Li   +5 more
doaj   +2 more sources

Design and Analysis of a Novel Composited Electromagnetic Linear Actuator

open access: yesActuators, 2021
Electromagnetic linear actuators, as key executive components, have a vital impact on the performance of fully flexible variable valve trains. Considering that the conventional moving coil electromagnetic linear actuator (MCELA) has the disadvantages of ...
Xinyu Fan, Jie Yin, Qinfen Lu
doaj   +1 more source

Refined Modeling Method and Analysis of an Electromagnetic Direct-Drive Hydrostatic Actuation System

open access: yesActuators, 2022
The hydrostatic actuation system based on linear actuators improves the complex piston force and long transmission path of the traditional electro-hydrostatic actuator (EHA).
Jiayu Lu   +5 more
doaj   +1 more source

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