13,802 Result(s)
within
English
Engineering
Vibration, Dynamical Systems, Control
Yi** **
Conference Paper
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Chapter and Conference Paper
Noise Sensitivity Analysis of a Two-Stage Baseplate Fastening System
A study is presented into the sensitivity of rolling noise to design changes in a two-stage baseplate rail fastening system. The focus is on the influence on the rolling noise of three parameters of the fasten...
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Chapter and Conference Paper
Kinematic Characteristics Analysis of Gear Teeth in Harmonic Drive
This paper presents a kinematic model of harmonic drive to characterize the rigid-flexible compound motion of gear teeth of circular spline and flexspline. The model reveals the instantaneous inequality betwee...
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Chapter and Conference Paper
Design and Snap-Through Behaviors of Shape Memory Polymer Based Multistable Mesh Structure
A design of shape memory polymer based multistable mesh structures is presented. Based on the curved beam bistable unit cell, the snap-through behavior, energy absorption, and the effects of geometric paramete...
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Chapter and Conference Paper
Inclined Plane TMD with Independent Vertical and Lateral Frequency Vibration Control
Rail damper is a retrofit solution for excessive noise and vibration from the rail. Rigid Contact Tuned Mass Rail Damper (RCTMD), a new type of rail damper, can be tuned to rail resonance frequency for specifi...
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Chapter and Conference Paper
Research on Constitutive Model of Stiffness and Dam** of Nitrile Butadiene Rubber
In order to establish an accurate constitutive model of NBR, the dynamic mechanical properties of NBR were described by the hyperelastic-viscoelastic model. The stress–strain, storage modulus, loss modulus and...
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Chapter and Conference Paper
Dynamic Modelling and Analysis of Flexible Structure Actuated by Dielectric Elastomer
Soft robot is one of the current research hotspots. As the main driving component, flexible joint plays a vital role in the actuating performance of flexible robot, so it is of great significance for the desig...
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Chapter and Conference Paper
Dynamic Response of the Mechanical System Involving a Nonlinear Plate on a Viscoelastic Foundation and a Moving Sprung Load with Finite Viscosity Utilizing the Fractional Derivative Models
The dynamic behavior of a nonlinear elastic plate on a viscoelastic foundation under the action of a moving oscillating load is studied in the case of the internal resonance accompanied by the external resonan...
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Chapter and Conference Paper
Multiharmonic Forced Response Analysis of a Torsional Vibration Isolator Using a Nonlinear Quasi-zero Stiffness Approach
The forced response of a nonlinear coupling element featuring an angular displacement range with quasi-zero stiffness (QZS) is studied numerically by means of multiharmonic simulations. This chapter focuses on...
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Chapter and Conference Paper
Wave Propagation-Based Assessment of Damage in Laboratory Samples of a Cable
The assessment of structural degradation from modal characteristics has a long tradition in engineering practice. For the specific case of bridge cables, such features (most notably, natural frequencies) are o...
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Chapter and Conference Paper
Parametric Study of Periodic Perforations of a Cantilever Plate for Vibration Attenuation
Periodic repetitive perforations are known to attenuate vibration. This work studies the effect of variation of cavity types, their sizes, ligament efficiencies and thickness of plates on vibration attenuation...
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Chapter and Conference Paper
Effect of Input Torque on the Modulation Sidebands of Planetary Gears in a Wind Turbine Gearbox Under Gravity Excitations
Planetary gears are the main components of the wind turbine gearbox (WTG). In the recent investigations of WTG, it has been found that the gravity of planetary gears acts as a fundamental source of external ex...
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Chapter and Conference Paper
Bayesian Identification of the Axial Forces, the Bending Stiffnesses, and the Connecting Point in Crossed Cables
In this paper, an asymptotic expression is derived for the natural frequencies of two interconnected cables with small but non-negligible bending stiffness. This simple analytical formulation serves as a start...
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Chapter and Conference Paper
Multi-degree-of-Freedom Lumbar-Hip-Assisted Exoskeleton Design and Model-Free Impedance Control Based on Time-Delay Estimation
In this paper, a 4-SPS/CS/2-CRP parallel based lumbar-hip-assisted exoskeleton is proposed to provide various lumbar and hip motion assistance, and a time-delay estimation based model-free impedance control (T...
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Chapter and Conference Paper
Dynamics Analysis of the Cooperative Dual Marine Lifting Systems Subject to Sea Wave Disturbances
Strong coupling and complex nonlinearities increase the difficult of the dynamic modeling of the cooperative dual marine lifting system (DMLS). Moreover, it is a great challenge for DMLS model analysis while c...
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Chapter and Conference Paper
Optimal Design and Landing Simulation of an Asteroid Probe with Variable Stiffness Legs
Attachment mechanisms are used and usually firmly connected to the main body of the asteroid probe to maintain the attitude and ensure the following sampling work. However, the probe with rigid connections has...
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Chapter and Conference Paper
Adaptive Sliding Mode Control for Active Suspensions of IWMD Electric Vehicles Subject to Time Delay and Cyber Attacks
This paper addresses the control problem for active suspensions of the in-wheel motor driven electric vehicle with consideration of time delay and cyber attacks. The main purpose is to develop an adaptive slid...
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Chapter and Conference Paper
Bridge Noise Reduction by Acoustic Short Circuit
When a train passes through the bridge structure, the low-frequency structural noise radiated by the bridge often is an important noise source disturbing nearby residents. The noise affects the quality of life...
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Chapter and Conference Paper
Preparation and Rheological Response of Dual-Coated Carbonyl Iron Based Magnetorheological Fluid
Magnetorheological fluid (MRF) is a stimuli-responsive materials whose rheological properties can instantaneously transform into a solid-like state under the stimulation of an external magnetic field (MF). How...
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Chapter and Conference Paper
Steady-State Nonlinear Forced Vibrational Response of Laminated Sectorial Plates
Annular sectorial plates are versatile mechanical parts that are employed in many different sectors, including aerospace, maritime, and biomedical. During operation, they are exposed to high-amplitude dynamic ...
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Chapter and Conference Paper
Modelization of Thermally Induced Jitter in an Orbiting Slender Structure
Thermomechanical interactions onboard spacecraft are an interesting field of research. Since Bruno Boley’s 1954 publication, numerous authors have contributed, if not with a multidisciplinary perspective. The ...
