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Hui Wang, Shunyuan Mao, Xiaomao Wu and Huiling Zhang
In this paper, the eigenfunction expansion method combined with local contact models are presented to analyze the repeated impact behaviors between the sphere and the beam. The simulations are verified with the experimental results of a simply-supported ...
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Syed Samran Ali Shah, Abdul Rahim Asif, Waqas Ahmed, Ihtisham Islam, Muhammad Waseem, Hammad Tariq Janjuhah and George Kontakiotis
Shear modulus (SM) and damping ratio (DR) are significant in seismic design and the performance of geotechnical systems. The evaluation of soil reactions to dynamic loads, such as earthquakes, blasts, train, and traffic vibrations, necessitates the estim...
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Costas P. Providakis, Maria G. Mousteraki and Georgia C. Providaki
Without affecting the integrity or stability of the heritage monuments, vibration-based techniques provide useful solutions for acquiring global information about them. By studying the dynamic response to suitable excitation sources, it is feasible to de...
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Maciej Wnuk and Artur Iluk
Limitations in determining the resonance frequency for large models, taking into account non-linearity in the form of contact, initiated work on the creation of a simplified method of estimating these resonance frequencies. The trend in this field is the...
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Lucyna Leniowska, Marcin Grochowina, Mariusz Sierzega and Bogumil Holota
The article presents an adaptive control procedure based on the online recursive identification of the best estimated model of plate bending vibration for vibration cancelation. The test object was a thin, circular aluminum plate, clamped at the edge, wi...
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Piotr Jan Bielawski
The efficiency and dependability of machine set depends on the quality of maintenance of functional units of the machine set rotor. Diagnosing the functional units of the machine set can significantly increase the effectiveness and efficiency of the main...
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Jinhyoung Park, Hanchul Cho and Yong-Seok Lee
Energy harvesting, especially for powering low-power internet-of-things (IoT) devices, is gaining attention in recent years. Triboelectric nanogenerators have been studied to improve the output by applying a structure that can concentrate electrons on th...
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Zuzana Murcinková, Jozef ?ivcák, Jozef Zajac and Pavel Adamcík
In this study, the effect of multi-layer composite passive dampers on the dynamic properties of a mechanical system (a testing machine tool bench) was tested. Passive dampers are characterized by a layered structure, with each layer consisting of a speci...
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Chiara Gastaldi and Muzio M. Gola
A method called PCR (Platform Centered Reduction) is designed to more effectively perform complex iterative and nonlinear calculations required for the dynamic response of turbine blades damped by dry friction contacts between rigid dampers and airfoil-t...
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Ilias K. Tragazikis, Alexia N. Koutrakou, Theodoti Z. Kordatou, Panagiota T. Dalla and Theodore E. Matikas
A challenge in the field of material science and concrete technology is to associate material properties and behavior with changes in internal microstructure. A fundamental issue for planning, implementation, and quality control of construction projects ...
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