Vibration reduction evaluation of a linear system with a nonlinear energy sink under a harmonic and random excitation
Sign Up to like & getrecommendations! Published in 2019 at "Applied Mathematics and Mechanics"
DOI: 10.1007/s10483-020-2560-6
Abstract: The nonlinear behaviors and vibration reduction of a linear system with nonlinear energy sink (NES) are investigated. The linear system is excited by a harmonic and random base excitation, consisting of a mass block, a… read more here.
Keywords: linear system; vibration reduction; system; energy ... See more keywords
Vibration reduction design method of metamaterials with negative Poisson’s ratio
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Science"
DOI: 10.1007/s10853-019-03903-z
Abstract: This work proposes a topology optimization design method of metamaterials for improving the vibration reduction performance. Firstly, an optimization mathematical model of the functional element is established with the objective of maximizing the origin mechanical… read more here.
Keywords: vibration reduction; vibration; metamaterials negative; method metamaterials ... See more keywords
Influence of geometric nonlinearity of rectangular plate on vibration reduction performance of nonlinear energy sink
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-020-0704-4
Abstract: The differences between the vibration reduction of a NES (nonlinear energy sink) on a nonlinear plate and a linear plate are compared, and the effect of NES on the nonlinear plate is mainly analyzed. The… read more here.
Keywords: nonlinear energy; plate; energy sink; vibration reduction ... See more keywords
Optimal deployment schedule of an active twist rotor for performance enhancement and vibration reduction in high-speed flights
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Journal of Aeronautics"
DOI: 10.1016/j.cja.2017.04.017
Abstract: Abstract The best active twist schedules exploiting various waveform types are sought taking advantage of the global search algorithm for the reduction of hub vibration and/or power required of a rotor in high-speed conditions. The… read more here.
Keywords: reduction; vibration reduction; rotor; active twist ... See more keywords
Surface-wave attenuation zone of layered periodic structures and feasible application in ground vibration reduction
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.02.153
Abstract: Abstract A layered periodic structure is proposed to construct a periodic wave barrier, which is defined by extended typical cells consisting of two different components. The periodic structure with reasonable design has attenuation zones (AZs)… read more here.
Keywords: layered periodic; surface wave; vibration reduction; periodic structures ... See more keywords
Vibration properties and optimized design of a nonlinear acoustic metamaterial beam
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2020.115739
Abstract: Abstract Lightweight, low-frequency, broadband and highly efficient vibration reduction is widely desired in various devices. Nonlinear acoustic metamaterial (NAM) is a new type of metamaterial that may possess these vibration reduction features. However, the laws… read more here.
Keywords: vibration reduction; vibration; optimized design; beam ... See more keywords
Modulated Vibration Reduction Design for Integral-Slot Interior Permanent Magnet Synchronous Machines
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3146513
Abstract: In this article, a targeted step skewing of rotor segments scheme is proposed to reveal the modulated vibration reduction mechanism in integral-slot interior permanent magnet synchronous machines (IPMSMs). First, the vibration characteristics of a 72-slot/12-pole… read more here.
Keywords: slot; modulated vibration; integral slot; vibration ... See more keywords
Vibration Reduction Controller for a Switched Reluctance Machine Based on HW/SW Partitioning
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2020.3010375
Abstract: This article presents a hardware/software implementation for the vibration reduction control of a switched reluctance machine (SRM). A mixed partitioning-based architecture is proposed to make full use of both microprocessor and field-programmable gate array (FPGA)… read more here.
Keywords: vibration reduction; controller; switched reluctance; control ... See more keywords
Research on Vibration Reduction Design of Foundation with Entangled Metallic Wire Material under High Temperature
Sign Up to like & getrecommendations! Published in 2019 at "Shock and Vibration"
DOI: 10.1155/2019/7297392
Abstract: When the submarine is sailing at full speed, the power cabin has an abnormally high temperature. However, in the previous research on the vibration reduction design of the foundation, the influence of high temperature on… read more here.
Keywords: vibration reduction; vibration; foundation; high temperature ... See more keywords
Model Test on the Vibration Reduction Characteristics of a Composite Foundation with Gravel Cushion under Different Seismic Wave Amplitudes
Sign Up to like & getrecommendations! Published in 2021 at "Shock and Vibration"
DOI: 10.1155/2021/6696031
Abstract: Gravel cushions have been introduced as a practical and efficient seismic isolation technology to ensure the safety of nuclear power plants. This study investigated the seismic isolation effect of a gravel cushion by conducting a… read more here.
Keywords: vibration reduction; gravel cushion; gravel; cushion ... See more keywords
New fractional-order proportional integral derivative semi-active control composite magnetorheological damping system
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering"
DOI: 10.1177/09544089221107603
Abstract: In this paper, semi-active control analysis and research on the vibration reduction system of vibratory roller with nonlinear stiffness and fractional damping are carried out. A two-degree-of-freedom semi-vehicle mathematical model with nonlinear stiffness and fractional… read more here.
Keywords: system; fractional order; control; vibratory roller ... See more keywords