A new vibration absorber based on the hysteresis of multi-configuration NiTiNOL-steel wire ropes assemblies

A new vibration absorber based on the restoring forces of NiTiNOL and mixed NiTiNOL-steel wire ropes subject to flexural and coupled tensile-flexural states is presented. The peculiar hysteresis of the device is due to the simultaneous presence of interwire friction and phase tranformations. An exte...

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Main Authors: Carboni Biagio, Lacarbonara Walter
Format: Article
Language:English
Published: EDP Sciences 2014-01-01
Series:MATEC Web of Conferences
Online Access:http://dx.doi.org/10.1051/matecconf/20141601004
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spelling doaj-4b8a6b9e1bc54c4b8491a0ea5d8146252021-02-02T06:36:56ZengEDP SciencesMATEC Web of Conferences2261-236X2014-01-01160100410.1051/matecconf/20141601004matecconf_csndd2014_01004A new vibration absorber based on the hysteresis of multi-configuration NiTiNOL-steel wire ropes assembliesCarboni Biagio0Lacarbonara Walter1Dipartimento di Ingegneria Strutturale e Geotecnica, Sapienza University of RomeDipartimento di Ingegneria Strutturale e Geotecnica, Sapienza University of RomeA new vibration absorber based on the restoring forces of NiTiNOL and mixed NiTiNOL-steel wire ropes subject to flexural and coupled tensile-flexural states is presented. The peculiar hysteresis of the device is due to the simultaneous presence of interwire friction and phase tranformations. An extension of the Bouc-Wen model is proposed to fit the experimental force-displacement cycles by employing the Differential Evolutionary optimization algorithm. The genetic-like optimization is carried out both for the constitutive identification and for the design of the vibration absorber. The effectiveness of the device is proved experimentally by a series of shaking table tests on a multi-story scale building. http://dx.doi.org/10.1051/matecconf/20141601004
collection DOAJ
language English
format Article
sources DOAJ
author Carboni Biagio
Lacarbonara Walter
spellingShingle Carboni Biagio
Lacarbonara Walter
A new vibration absorber based on the hysteresis of multi-configuration NiTiNOL-steel wire ropes assemblies
MATEC Web of Conferences
author_facet Carboni Biagio
Lacarbonara Walter
author_sort Carboni Biagio
title A new vibration absorber based on the hysteresis of multi-configuration NiTiNOL-steel wire ropes assemblies
title_short A new vibration absorber based on the hysteresis of multi-configuration NiTiNOL-steel wire ropes assemblies
title_full A new vibration absorber based on the hysteresis of multi-configuration NiTiNOL-steel wire ropes assemblies
title_fullStr A new vibration absorber based on the hysteresis of multi-configuration NiTiNOL-steel wire ropes assemblies
title_full_unstemmed A new vibration absorber based on the hysteresis of multi-configuration NiTiNOL-steel wire ropes assemblies
title_sort new vibration absorber based on the hysteresis of multi-configuration nitinol-steel wire ropes assemblies
publisher EDP Sciences
series MATEC Web of Conferences
issn 2261-236X
publishDate 2014-01-01
description A new vibration absorber based on the restoring forces of NiTiNOL and mixed NiTiNOL-steel wire ropes subject to flexural and coupled tensile-flexural states is presented. The peculiar hysteresis of the device is due to the simultaneous presence of interwire friction and phase tranformations. An extension of the Bouc-Wen model is proposed to fit the experimental force-displacement cycles by employing the Differential Evolutionary optimization algorithm. The genetic-like optimization is carried out both for the constitutive identification and for the design of the vibration absorber. The effectiveness of the device is proved experimentally by a series of shaking table tests on a multi-story scale building.
url http://dx.doi.org/10.1051/matecconf/20141601004
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