Performance characteristics of a real-power viscoelastic isolation system under delayed PPF control and base excitation
Sign Up to like & getrecommendations! Published in 2017 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-017-3360-1
Abstract: The paper mainly presents the dynamical characteristics of a base-excited viscoelastic isolation system with real-power geometric nonlinearities under a delayed PPF controller. This controller is coupled to the main system with 1:1 internal resonance. Firstly,… read more here.
Keywords: system; response; viscoelastic isolation; controller ... See more keywords
Design Methodology of a Passive Vibration Isolation System for an Optical System With Sensitive Line-of-Sight
Sign Up to like & getrecommendations! Published in 2021 at "Photonic Sensors"
DOI: 10.1007/s13320-021-0610-0
Abstract: The performance of an optical system with sensitive line-of-sight (LOS) is influenced by rotational vibration. In view of this, a design methodology is proposed for a passive vibration isolation system in an optical system with… read more here.
Keywords: system; optical system; methodology; vibration ... See more keywords
Adaptive isolation system combining low-friction sliding pendulum bearings and SMA-based gap dampers
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2020.110536
Abstract: Abstract The flag-shaped hysteretic behavior of Shape Memory Alloys (SMAs) can be conveniently used for developing efficient isolation systems, providing energy dissipation without implying residual displacements. This work presents a base isolation layout that combines… read more here.
Keywords: gap; system; low friction; isolation ... See more keywords
Investigation on low-cost friction-based isolation systems for masonry building structures: Experimental and numerical studies
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2021.112645
Abstract: Abstract Masonry structures do not exhibit adequate seismic performance but they are still the most commonly constructed buildings across the globe. To enhance their seismic capacity and to protect them from the damaging effects of… read more here.
Keywords: low cost; isolation system; cost friction; isolation ... See more keywords
Post-tensioned tendons for enhancing the seismic behaviour of base-isolated monopole transmission towers
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2021.113222
Abstract: Abstract The seismic performance of monopole transmission towers under the near-fault earthquake excitations are evaluated in this paper and some innovative solutions are presented to enhance their seismic behaviour. To this purpose, two benchmark concrete… read more here.
Keywords: transmission towers; transmission; seismic behaviour; monopole transmission ... See more keywords
A composite building isolation system for earthquake protection
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Science and Technology, an International Journal"
DOI: 10.1016/j.jestch.2018.08.015
Abstract: Abstract The main point of this paper is to study a new hybrid composite isolation system for the protection of structures against earthquakes. ANSYS simulation software was used for modelling and analysis. A 40-storey building… read more here.
Keywords: protection; isolation system; building; structure ... See more keywords
Adaptive fuzzy control of a magnetorheological elastomer vibration isolation system with time-varying sinusoidal excitations
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2019.05.046
Abstract: Abstract This paper presents the design method of an adaptive fuzzy controller (AFC) for a magnetorheological elastomer (MRE) vibration isolation system with time-varying sinusoidal excitations. In the first place, Kelvin model of MRE isolator without… read more here.
Keywords: time; varying sinusoidal; isolation system; time varying ... See more keywords
Uni-axial shaking table tests and validations of a seismic isolation system made of spring tube braces
Sign Up to like & getrecommendations! Published in 2019 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2018.12.004
Abstract: Abstract A new seismic isolation system based on spring tube braces was studied. An isolation story, which consisted of pin ended steel columns and spring tube braces, is arranged at the foundation level and/or any… read more here.
Keywords: spring tube; isolation system; seismic isolation; tube braces ... See more keywords
Scaling errors of a seismic isolation system with a shear key
Sign Up to like & getrecommendations! Published in 2020 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2020.106382
Abstract: Abstract A shear key is installed on a seismic isolation bearing to resist long-term service and small earthquake loads. In the event of a large earthquake, the shear key is cut off to allow for… read more here.
Keywords: earthquake; shear key; isolation system; seismic isolation ... See more keywords
Shake table testing and numerical modelling of a steel pallet racking structure with a seismic isolation system
Sign Up to like & getrecommendations! Published in 2021 at "Thin-Walled Structures"
DOI: 10.1016/j.tws.2021.107924
Abstract: Abstract This study aims to evaluate the performance of a steel storage pallet racking system equipped with a novel seismic isolation system, which is effective along the cross-aisle direction alone. The isolation system consists of… read more here.
Keywords: seismic isolation; isolation system; system; pallet racking ... See more keywords
Critical damping design method of vibration isolation system with both fractional-order inerter and damper
Sign Up to like & getrecommendations! Published in 2020 at "Mechanics of Advanced Materials and Structures"
DOI: 10.1080/15376494.2020.1819490
Abstract: Herein, the fractional derivative is firstly proposed to describe the constitutive relationship of a fluid inerter, and a dynamic model of a vibration isolation system (VIS) with both a fractional-... read more here.
Keywords: inerter; vibration isolation; isolation system;