Results 61 to 70 of about 764 (161)

Electrical Performance of a Piezo-inductive Device for Energy Harvesting with Low-Frequency Vibrations

Actuators, 2019
This study presents the experimental evaluation of a piezo-inductive mechanical system for applications of energy harvesting with low-frequency vibrations.
Carlos Alberto Vargas, Hector Andres Tinoco   +1 more
doaj   +1 more source

Permanent magnets including undulators and wigglers

, 2011
After a few historic remarks on magnetic materials we introduce the basic definitions related to permanent magnets. The magnetic properties of the most common materials are reviewed and the production processes are described.
Bahrdt, J.
core   +1 more source

INVESTIGATION INTO SUBMICRON TRACK POSITIONING AND FOLLOWING TECHNOLOGY FOR COMPUTER MAGNETIC DISKS [PDF]

, 1998
In the recent past some magnetic heads with submicron trackwidth have been developed in order to increase track density of computer magnetic disks, however a servo control system for a submicron trackwidth head has not been investigated.
TAN, BAOLIN
core   +2 more sources

The Systematic Design of Voice Coil Motor Structures for Rapid Zoom Optical Lens

Actuators
In order to solve the zoom delay issue for high-magnification zoom optical systems, a voice coil motor (VCM) is used to achieve rapid zooming. In this paper, the structural design of VCMs is systematically analyzed through magnetic field numerical ...
Junqiang Gong, Dameng Liu, Jianbin Luo
doaj   +1 more source

Design of a haptic device for presenting pressure and skin stretching stimuli to the palm

Frontiers in Mechanical Engineering
This paper discusses the design of a two-degree-of-freedom (2-DOF) pseudo-force presentation device for a palm. The device was designed to present pressure stimulation to a palm to invoke a pseudo-force sensation.
Mayuka Kojima, Shunsuke Yoshimoto, Akio Yamamoto   +2 more
doaj   +1 more source

Applying matlab to simulate mechatronic systems [PDF]

, 2015
В последних версиях Matlab/ Simulink появились расширения, реализующие физические модели силовой электроники и механики, позволяющие создавать виртуальные физические модели необходимых устройств и систем с помощью элементов из специальной библиотеки ...
Ponomarev, N. N., Tkalich, O. V., Пономарев, Н. Н., Ткалич, О. В.   +3 more
core  

Comparative Analysis among Single-Stage, Dual-Stage, and Triple-Stage Actuator Systems Applied to a Hard Disk Drive Servo System

Actuators, 2019
In modern times, the design and optimization of different actuator systems for controlling a high-precision position control system represent a popular interdisciplinary research area.
Alamgir Hossain, Md. Arifur Rahman
doaj   +1 more source

A Quasiphysics Intelligent Model for a Long Range Fast Tool Servo

The Scientific World Journal, 2013
Accurately modeling the dynamic behaviors of fast tool servo (FTS) is one of the key issues in the ultraprecision positioning of the cutting tool. Herein, a quasiphysics intelligent model (QPIM) integrating a linear physics model (LPM) and a radial basis
Qiang Liu, Xiaoqin Zhou, Jieqiong Lin, Pengzi Xu, Zhiwei Zhu   +4 more
doaj   +1 more source

Online object trajectory classification using FPGA-SoC devices [PDF]

, 2018
Real time classification of objects using computer vision techniques are becoming relevant with emergence of advanced perceptions systems required by, surveillance systems, industry 4.0 robotics and agricultural robots.
Machado, P, McGinnity, TM, Santos, FN, Shinde, P   +3 more
core  

Flying-height and tracking-position controls with thermal-positioning actuator in hard disk drives

Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
To improve positioning accuracy of a magnetic head in hard disk drives (HDDs), a triple-stage-actuator system was developed with a thermal-positioning actuator for a magnetic-head-positioning system.
Takenori ATSUMI
doaj   +1 more source