Results 1 to 10 of about 7,429 (154)

Design of a Rotary-Linear Motor With Unipolar SPM and Voice Coil Structure [PDF]

open access: yesIEEE Access, 2020
In this article, a rotary-linear motor that achieves rotary and linear motions with a simple one-air-gap structure, low rotary ripple, and smooth linear force is proposed. The proposed motor combines a five-phase unipolar surface-mounted permanent-magnet
Fuzhen Xing, Byung-Il Kwon
doaj   +4 more sources

A Rotary-Linear SPM Voice Coil Motor With PM Flux Bridges for Output Performance Improvement [PDF]

open access: yesIEEE Access, 2021
This paper proposes a rotary-linear surface-mounted permanent magnet (PM) voice coil motor (RL-SVCM) with PM flux bridges in place of the iron flux bridges in a traditional RL-SVCM for enhancing average torque and force ripple but slight damage of torque
Fuzhen Xing   +3 more
doaj   +2 more sources

A Novel Impact Rotary–Linear Motor Based on Decomposed Screw-Type Motion of Piezoelectric Actuator

open access: yesApplied Sciences, 2018
A novel impact two-degree-of-freedom (2-DOF) motor based on the decomposed screw-type motion of a piezoelectric actuator (PA) has been proposed. The fabricated prototype motor has a maximum diameter of 15 mm and a length of 100 mm which can produce a ...
Liling Han   +4 more
doaj   +3 more sources

Decoupled control for integrated rotary–linear switched reluctance motor

open access: yesIET Electric Power Applications, 2014
The integrated direct‐drive rotary–linear switched reluctance motor (RLSRM) is investigated in this paper. The characteristics of the RLSRM are further inspected by using the finite element method after theoretical analysis. The torque and force distribution function (TFDF) is proposed for the RLSRM based on the multiphase excitation scheme to decouple
Jianfei Pan
exaly   +2 more sources

Converting microscale linear to rotary motion in kinesin-powered systems

open access: yesSupramolecular Materials, 2022
Converting linear to rotary motion is a typical and enabling task for macroscale machinery, but the process is not yet established at the nano- and microscale.
Yifei Zhang, Henry Hess
doaj   +1 more source

Linear Induction Motors in Transportation Systems

open access: yesEnergies, 2021
This paper provides an overview of the Linear Transportation System (LTS) and focuses on the application of a Linear Induction Motor (LIM) as a major constituent of LTS propulsion.
Ryszard Palka, Konrad Woronowicz
doaj   +1 more source

An experimental study of the putative mechanism of a synthetic autonomous rotary DNA nanomotor [PDF]

open access: yesRoyal Society Open Science, 2017
DNA has been used to construct a wide variety of nanoscale molecular devices. Inspiration for such synthetic molecular machines is frequently drawn from protein motors, which are naturally occurring and ubiquitous.
K. E. Dunn   +5 more
doaj   +1 more source

Design, Implementation and Test of a Novel Cylindrical Permanent Magnet DC Linear Motor

open access: yesEnergies, 2023
Electric motors that convert electrical energy into motion are one of the basic components of automation systems. In these systems, either linear or circular motion is needed. Linear motion can be obtained either from motors that generate circular motion
Ziya Demirkol   +2 more
doaj   +1 more source

Direct electromagnetic force control of linear induction motor with end effects using fuzzy controller [PDF]

open access: yesE3S Web of Conferences
In this article is a present dynamic model of a linen induction motor with end effects, occurs when the electromagnetic system of the motor is open. Instead of the angular speed and electromagnetic torque as a rotation motor, in the linear induction ...
Markov Bojidar
doaj   +1 more source

Design and Control of a Permanent Magnet RotLin Motor for New Foldable Photovoltaic Units

open access: yesEnergies, 2019
In this study, a new permanent magnet rotary-linear (RotLin) motor is proposed for foldable photovoltaic units. Firstly, the mechanical structure, operation principles and magnetic circuits of the motor are introduced, and a design procedure elaborated ...
Yu Zou, Ka Wai Eric Cheng
doaj   +1 more source

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