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Power Spectrum Analysis and Optimization Design of Nonlinear Energy Sink Under Random Excitation
PurposeThe vibration problem of nonlinear structures is very challenging, especially for random excitations.
MethodsThis paper investigates the...
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Topology optimization design of frequency- and temperature-dependent viscoelastic shell structures under non-stationary random excitation
This paper investigates the topology optimization design of viscoelastic planar shell structures to minimize the random vibration intensity under...
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Influence of random road excitation on DCT vehicle dynamic characteristics during starting and shifting
Road excitation is the basic input of vehicle vibration, which greatly impacts on vehicle ride comfort. In addition, it can cause vertical vibration...
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Modelling and simulation of driving dynamics of wheeled launch system under random road surface excitation
Modelling and simulation of driving dynamics is the prerequisite and basis for the dynamics performance and test design of the wheeled launch system...
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Parametric Vibration Model and Response Analysis of Cable–Beam Coupling Under Random Excitation
ObjectiveConsidering the influence of cable geometric nonlinearity, inclination angle, and the synergistic vibration of the bridge deck beam, the...
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Averaging-Based Characteristics of the Response Induced by Combined Random and Harmonic Excitation
Slender engineered structures are sensitive to unwanted vibration effects mainly due to their soft nature. With respect to physical laws, the...
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Response of train-bridge system under intensive seismic excitation by random vibration method
Earthquake is a kind of sudden and destructive random excitation in nature. It is significant to determine the probability distribution...
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Investigation of Random Vibration Response of Journal Bearings Under Turbulent Boundary Layer Excitation
The internal turbulent boundary layer (TBL) excitation of journal bearings is a significant excitation source to induce random vibration. The random...
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Minimization of the Primary Structure Response Under Random Excitation Using High-Performance Passive Tuned Mass Damper Ineter Control Configurations
PurposeTwo passive tuned mass damper inerter control configurations TMDI-I and TMDI-II are used in this paper to minimize the response of the primary...
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Array Excitation Error Analysis
The array pattern synthesis requires precise excitation of each antenna element by various synthesis techniques to obtain desired array pattern...
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Random Vibration Analysis of a Vehicle–Bridge Interaction System Subjected to Traveling Seismic Ground Motions Using Pseudo-excitation Method
For long, multi-span bridges, traveling seismic waves arrive at different bridge support points at different times. To study this difference, random...
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Method of non-stationary random vibration reliability of hydro-turbine generator unit
The hydraulic excitation acting on a hydro-turbine generator unit exhibits obvious non-stationary characteristics. In order to account for these...
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Probabilistic analysis of nonlinear oscillators under correlated multi-power velocity multiplicative excitation and additive excitation
This paper adopts an optimization-oriented exponential-polynomial-closure (OEPC) approach for conducting probabilistic analyses of oscillators under...
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On Random Vibration Based Robust Damage Detection for a Population of Composite Aerostructures Under Variable and Non-measurable Excitation
The problem of random vibration response based robust and unsupervised damage detection for a population of composite aerostructures is addressed....
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Topology optimization of non-linear viscous dampers for energy-dissipating structures subjected to non-stationary random seismic excitation
Non-linear fluid viscous dampers have found widespread applications in engineering practice for seismic mitigation of civil structures. Topology...
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A Novel High-Efficiency Piezoelectric Energy Harvester Designed to Harvest Energy from Random Excitation
The frequency up-conversion mechanism is a well known approach to enhance the performance of the piezoelectric energy harvester. In this study, a...
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Fluid Pressure Response at the Straight Pipe Outlet Under Random Axial Vibration
This paper investigates the fluid pressure response at the outlet of a vertical fluid delivery straight pipe under random axial vibration. Based on...
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Non-Gaussian Random Vibration Fatigue Analysis and Accelerated Test
This book discusses the theory, method and application of non-Gaussian random vibration fatigue analysis and test. The main contents include...
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Vibration response analysis of plate with microfloating raft arrays under multi-point random excitation
Inspired by the traditional floating raft vibration suppression system, in order to solve the problem of random vibration of the plate, through...
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Fatigue Life Analysis Under Non-Gaussian Random Vibration Excitation
This chapter mainly studies how to obtain accurate and reliable calculation results of fatigue life after obtaining the non-Gaussian random stress...