Search Results - "Younesian, Davood"

Multi-stable mechanisms for high-efficiency and broadband ocean wave energy harvesting by Younesian, Davood, Alam, Mohammad-Reza

“…•Bistable and tristable mechanisms significantly improve efficiency of the point absorbers.•A multi-stable point absorber has a higher frequency…”
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Study in circular auxetic structures for efficiency enhancement in piezoelectric vibration energy harvesting by Eghbali, Pejman, Younesian, Davood, Moayedizadeh, Armin, Ranjbar, Mostafa

“…Piezoelectric (PZT) components are one of the most popular elements in vibration sensing and also energy harvesting. They are very well established, cost…”
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Application of the meta-substrates for power amplification in rotary piezoelectric energy harvesting systems: Design, fabrication and testing by Moayedizadeh, Armin, Younesian, Davood

“…In this paper we numerically and experimentally investigate a new proposal of utilizing the auxetic meta-structure concepts to enhance the efficiency of…”
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Active Vibration Control for the Mitigation of Wheel Squeal Noise Based on a Fuzzy Self-Tuning PID Controller by Marjani, Seyed Rahim, Younesian, Davood

“…The wheel squeal noise of a train is often made when it passes a tight curve. The noise annoys the passengers and the people living close to railway tracks…”
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A modified star-shaped phononic crystal for the vibration wave filtration in plates: design and experiment by Hosseinkhani, Ali, Panahi, Emad, Khansanami, Mohammad Farid, Younesian, Davood

“…In the present paper, an auxetic tape composed of modified star-shaped unit cells is used to filter the propagation of elastic waves in two-dimensional…”
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Inlay-inspired meta-piezoelectric plates for the low-frequency vibration energy harvesting by Kabirian, Zohre, Ebrahimian, Fariba, Younesian, Davood, Eghbali, Pejman

“…Different novel auxetic geometries are proposed applicable for the low-frequency vibration energy harvesting. The geometrical idea originally comes from the…”
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Full-Gradient Optimization of the Vibroacoustic Performance of (Non-)auxetic Sandwich Panels by Hosseinkhani, Ali, Younesian, Davood, Krushynska, Anastasiia O., Ranjbar, Mostafa, Scarpa, Fabrizio

“…This paper aims to optimize vibro-acoustic response of (non-) auxetic sandwich panels by use of topology optimization method. First, structural noise and…”
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Nonlocal effect in carbon nanotube resonators: A comprehensive review by Askari, Hassan, Younesian, Davood, Esmailzadeh, Ebrahim, Cveticanin, Livija

“…This article provides a comprehensive review about the use of nonlocal theory in modeling of the vibrations of the carbon nanotube resonators. It is fully…”
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Performance Analysis of Piezoelectric Actuators in Railway Wheel Squealing Noise Mitigation by Marjani, Seyed Rahim, Younesian, Davood

“…Application of a shunted piezoelectric system in reduction of the squeal noise level in railway wheels is studied. A wheel squeal model including the railway…”
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Optimal strain gauge placement in instrumented wheelset for measuring wheel-rail contact forces by Bagheri, Vahid Reza, Tehrani, Parisa Hosseini, Younesian, Davood

“…Concurrent measurement of the wheel-rail contact forces is always a crucial factor in design of safe railway vehicles. Commonly, instrumented wheelset has been…”
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Effects of the trench geometry on vibration mitigation level in high-speed railway tracks by Younesian, Davood, Sadri, Mehran

“…Train-induced ground vibration is numerically analyzed using the finite element method (FEM) in this paper. Varieties of open trenches including partial and…”
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Analytical Solution for the Sound Radiation Field of a Viscoelastically Supported Beam Traversed by a Moving Load by Shakeri, Rezgar, Younesian, Davood

“…Sound radiation from a beam resting on a viscoelastic foundation is analytically studied when it is subjected to a moving load. The topic could cover a range…”
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Response of the beams on random Pasternak foundations subjected to harmonic moving loads by Younesian, Davood, Kargarnovin, Mohammad Hossein

“…Dynamic response of infinite beams supported by random viscoelastic Pasternak foundation subjected to harmonic moving loads is studied. Vertical stiffness in…”
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Enhancement of the low-frequency acoustic energy harvesting with auxetic resonators by Eghbali, Pejman, Younesian, Davood, Farhangdoust, Saman

“…[Display omitted] •Auxteic resonators are proved to enhance efficiency of conventional resonators.•Geometrical aspects of the auxetic resonator is tuned for an…”
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Fluid-structure interactions in nonlinear plates subjected to sub and supersonic airflow: A review by Norouzi, Hamed, Younesian, Davood

“…•One of the first systematic reviews in fluid-structure interactions in nonlinear plates.•Overview of key advantages and drawbacks of different applied…”
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Approximate solution for acoustic scattering by a nonlinear composite beam by Younesian, Davood

“…Dynamic behavior of a nonlinear composite beam under the action of acoustic incident waves is analyzed in this paper. Frequency responses are obtained in…”
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3D coupled vibrations of asymmetric nano-particle mass sensors: Two-phase integral nonlocal strain gradient model and MD simulation by Fakher, Mahmood, Younesian, Davood

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Fatigue life estimation of MD36 and MD523 bogies based on damage accumulation and random fatigue theory by Younesian, Davood, Solhmirzaei, Ali, Gachloo, Alireza

“…Bogies are one of the multifunctional parts of trains which are extremely subjected to random loads. This type of oscillating and random excitation arises from…”
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Vibro-acoustic numerical analysis for the geometrically nonlinear viscoelastic rectangular plate subjected to subsonic compressible airflow by Norouzi, Hamed, Younesian, Davood

“…Transient and steady-state acoustic radiation of geometrically nonlinear viscoelastic rectangular plates are studied in this paper. The plate is subjected to…”
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Enhancement of piezoelectric vibration energy harvesting with auxetic boosters by Eghbali, Pejman, Younesian, Davood, Farhangdoust, Saman

“…Summary This paper proposes a new concept to enhance the efficiency of the vibration energy harvesting via an intermediate booster. The boosters have auxetic…”
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