Results 11 to 20 of about 3,667,763 (282)

Finite Element Analysis of Reinforced Concrete Beams Prestressed by Fe-Based Shape Memory Alloy Bars

open access: yesApplied Sciences, 2022
Prestressing of concrete structures using Fe-based shape memory alloys has been investigated extensively by experiments in the last decade. However, detailed investigations on the stress produced by the Fe-based shape memory alloys and its influence on ...
Yeong-Mo Yeon, Wookjin Lee, Ki-Nam Hong
doaj   +1 more source

Thermomechanical performance analysis and experiment of electrothermal shape memory alloy helical spring actuator

open access: yesAdvances in Mechanical Engineering, 2021
In this paper, an electrothermal shape memory alloy helical spring actuator constructed from shape memory alloy with copper-cored enameled wire is presented and fabricated.
Yang Xiong, Jin Huang, Ruizhi Shu
doaj   +1 more source

Application of Laguerre based adaptive predictive control to Shape Memory Alloy (SMA) actuators [PDF]

open access: yes, 2013
This paper discusses the use of an existing adaptive predictive controller to control some Shape Memory Alloy (SMA) linear actuators. The model consists in a truncated linear combination of Laguerre filters identified online.
KANNAN, S.   +4 more
core   +1 more source

Shape memory effect of polymeric composite materials filled with NiMnSbB shape memory alloy for textile materials

open access: yesMaterials Research Express, 2020
The aim of the study was to obtain a smart textile material with shape memory alloys. NiMn-based shape memory alloy was produced by arc melting system for this purpose.
Esra Topel-Zeren   +2 more
doaj   +1 more source

Feedforward-feedback hybrid control for magnetic shape memory alloy actuators based on the Krasnosel'skii-Pokrovskii model. [PDF]

open access: yesPLoS ONE, 2014
As a new type of smart material, magnetic shape memory alloy has the advantages of a fast response frequency and outstanding strain capability in the field of microdrive and microposition actuators.
Miaolei Zhou, Qi Zhang, Jingyuan Wang
doaj   +1 more source

Advances in martensitic transformations in Cu-based shape memory alloys achieved by in situ neutron and synchrotron X-ray diffraction methods [PDF]

open access: yes, 2012
This article deals with the application of several X-ray and neutron diffraction methods to investigate the mechanics of a stress induced martensitic transformation in Cu-based shape memory alloy polycrystals. It puts experimental results obtained by two
Sophie Berveiller   +7 more
core   +1 more source

Deployment behavior control using cables and bi-shape memory alloy convex tape booms

open access: yesAdvances in Mechanical Engineering, 2017
This study aims to demonstrate the synchronous and stable deployment of a newly proposed boom system that consists of cables, a rotary damper, and shape memory alloy with a memorized convex tape shape.
Nobuhisa Katsumata   +2 more
doaj   +1 more source

A Simulation Method for Design and Development of Magnetic Shape Memory Actuators [PDF]

open access: yes
The systems/products and their design processes have become more and more complicated due to the fact that their requirements in terms of function, durability, reliability and energy efficiency have been increased significantly and that their leading ...
Schiepp, Thomas
core   +3 more sources

Active disassembly applied to end of life vehicles [PDF]

open access: yes, 2003
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Active Disassembly is technology that has been developed to allow assemblies to readily separate for recycling when they are exposed to certain triggering ...
Jones, Nicholas
core   +7 more sources

Identification and Control of Shape Memory Alloys

open access: yesMeasurement + Control, 2013
In recent years, shape memory alloys have been used widely as actuators in microelectromechanical systems. Shape memory alloys have non-linear hysteresis behaviours and parameter uncertainties that include electrical properties such as resistance.
Z Ghasemi   +3 more
doaj   +1 more source

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