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Article
Nonlinear dynamics of a track nonlinear energy sink
A track nonlinear energy sink (TNES) has been proven as an effective control strategy. However, most researches focus on numerical or experimental aspects, with relatively little analytical study of intrinsic ...
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Article
A fatigue life analysis method for shallow curved hydraulic pipes with unstable alternating stress
Fatigue failure of hydraulic pipes, resulting from unstable alternating stress, is a common type of failure for hydraulic systems. In engineering, the reality of working with perfect straight pipes is nonexist...
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Article
Wide-band vibration isolation induced by merging acoustic black holes and destructive interference
Phononic crystals embedded with acoustic black hole (ABH) structure have excellent performance absorbing structural waves in elastic bodies. However, it is not easy to be applied in practice because of the nar...
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Article
Response of hydraulic pipes to combined excitation in thermal environment
Generally, the hydraulic pipe of a warplane experiences the pulsating flow generated by the plunger pump and the strong excitation generated by the jet engine. Furthermore, the pipe is situated in a high-tempe...
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Article
An inerter-based X-structure vibration isolator
The X-structure has been used for vibration isolation due to its nonlinear characteristic. Here, the use of an inerter-based X-structure vibration isolator is proposed to improve the dynamic performance of the...
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Article
Plate theory based modeling and analysis of nonlinear piezoelectric composite circular plate energy harvesters
A piezoelectric composite circular plate energy harvester is modeled and analyzed based on a nonlinear plate theory. The harvester consists of a bimorph piezoelectric circular plate and a rigid body. The nonli...
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Article
A magnetic nonlinear energy sink with quasi-zero stiffness characteristics
Due to their reliable strong nonlinear characteristics, magnetic forces have been used to design nonlinear energy sinks (NES). However, the linear magnetic force affects the performance of NES. In this paper, ...
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Article
Coupling Vibration of a Moving Oscillator with a Sandwich Plate on Nonlinear Foundations
The coupling of moving vibrators with sandwich plates on nonlinear elastic foundations holds significant reference value for the engineering design of vehicle-pavement systems and aircraft-runway systems. In t...
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Article
An analytical method for nonlinear and nonhomogeneous boundary value problems of plates
Nonhomogeneous and nonlinear boundaries are difficult for dynamic studies of plates. The widely used modal expansion method only fits ideal boundary conditions. In this paper, an approximate analytic method fo...
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Chapter and Conference Paper
Energy Transfer of Particle Impact Damper Systems
In this work, investigations on energy transfers from a linear oscillator (called primary structure) forced by a shock to a strongly nonlinear attachment, namely a particle impact damper (PID) are carried out....
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Article
The bursting phenomenon for a parametric excited energy harvesting system
Parametric resonance can induce an instability at half the excitation frequency, which has been comprehensively utilized in energy harvesting. However, the vibration energy harvesting with parametric excitatio...
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Article
Irreversible energy transfers in systems with particle impact dampers
In this work, irreversible energy transfers from a linear oscillator (designated as “primary structure”) forced by shock to a strongly nonlinear attachment composed of particle impact dampers (PIDs) are invest...
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Article
A hybrid linear dynamic absorber and nonlinear energy sink for broadband absorption of a circular ring
Nonlinear energy sinks (NES) have been shown to have broadband absorption for multiple modes. Furthermore, linear dynamic absorbers (LDA) often only operate effectively within located frequency ranges and are ...
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Article
Open AccessSpecific expression profile of follicular fluid-derived exosomal microRNAs in patients with diminished ovarian reserve
Diminished ovarian reserve (DOR) is defined as a reduction in ovarian reserve and oocyte quality. The pathophysiology of DOR has not been completely explained as of yet. Scholars have uncovered a large number ...
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Article
Multi-resonance inhibition of a two-degree-of-freedom piecewise system by one nonlinear energy sink
A nonlinear energy sink (NES) system is proposed to reduce multiple resonances of a two-degree-of-freedom piecewise system, which extends the application of the NES in engineering. Many engineering devices are...
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Article
Fatigue life analysis of a slightly curved hydraulic pipe based on Pairs theory
As key components of a hydraulic system, fatigue failure caused by unwanted vibrations is a common failure type for hydraulic pipes. As ideal straight pipes are inexistent in engineering, the fatigue life of s...
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Article
Natural vibration of pipes conveying high-velocity fluids with multiple distributed retaining clips
Pipes are usually constrained by multiple distributed retaining clips (MRCs). In addition, pi** fluids are always required for higher velocities. In this paper, the effect of MRCs distribution on the natural...
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Article
Efficient Mesh Updating Scheme for the ALE Corotational Formulation of an Arbitrarily Curved Beam
This paper presents an efficient mesh updating scheme (MUS) for the arbitrary Lagrangian–Eulerian (ALE) formulation of an arbitrarily curved beam based on the corotational method. By discretizing the beam usin...
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Article
Parametric vibration of a nonlinearly supported pipe conveying pulsating fluid
Changes of fluid speed may cause large vibrations in the pipe system. Generally, the fluid speed in a pipe system may not be constant all the time but has an oscillating property of the fluid, such as pulsatin...
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Article
Internal resonance vibration-based energy harvesting
Taking advantage of undesirable ambient vibration resources, vibration-based energy harvesters (VEHs) aim to power smart electronic devices by converting kinetic energy into electricity via the designed resona...
