Acoustics and Vibration of Mechanical Structures – AVMS-2021
Proceedings of the 16th AVMS, Timi¸ soara, Romania, May 28–29, 2021
Nicolae Herisanu , Vasile Marinca
Editors
Contents
Analytical Approaches to Vibration Problems
The Sample Entropy of Two Spatial Links . 3
Dan B. Marghitu
Self-driving Car: Challenges in Vibration 15
Livija Cveticanin, I. Ninkov, and D. Cveticanin
The Numerical Solution of the Fractional Bagley–Torvik Equation
by the Boubaker Wavelets 27
K. Rabiei and M. Razzaghi
Impact of Piecewise Energy Harvester System of Bistable Beam
with Hertzian Contact Force 38
Vasile Marinca and Nicolae Herisanu
Higher-Order Accelerations Field with Multidual Algebra 48
Daniel Condurache
Preliminary Results on a New Semi-Analytical Technique
for the Study of Vibro-Impact Problems . 56
Nicolae Herisanu and Vasile Marinca
Subharmonic Generation in GeSbSe Chalcogenide Cantor-Like
Glasses . 64
V. Chiroiu, N. Nedelcu, L. Munteanu, A. Stan, and N. Stan
Vibrations of a Rigid Hanged by an Elastic Kinematic Chain
and a Rigid Kinematic Chain . 72
Alin-Florentin Stan, Nicolae Pandrea, and Nicolae-Doru St˘ anescu
Nonlinear Vibrations in a Milling Process 80
Elena-Larisa Predel and Nicolae-Doru St˘ anescu
ixx Contents
Vibrations of a Planar System of Cantilever Beams Cylindrically
Jointed. Part I: Theory . 87
Maria-Luiza Bes
,liu-Gherghescu and Nicolae-Doru St˘ anescu
Vibrations of a Planar System of Cantilever Beams Cylindrically
Jointed. Part II: Example 93
Maria-Luiza Be¸ sliu-Gherghescu and Nicolae-Doru St˘ anescu
Oscillations of a Vehicle Equipped with Hydraulic Shock Absorbers 100
Bogdan Marinca and Eugen Tudor
Environmental and Occupational Noise
Determination of Annual Environmental Noise Indicators Using
a Series of Short-Term Measurements . 109
Darko Mihajlov, Momir Prašˇ cevi´ c, Marko Liˇ canin, Miomir Raos,
and Branko Radiˇ cevi´ c
Repeatability of Impulse Response Measurements Using
Raspberry Pi 119
Marko Licanin, Darko Mihajlov, Momir Prascevic, and Dejan Ciric
Protecting Residential Areas Against Noise Generated by Car
Wash Units. A Case Study 127
Vasile Bacria, Nicolae Herisanu, and Cristina Chilibaru-Opritescu
Workers’ Occupational Exposure to Noise in Steel Industry.
A Case Study . 139
Simion Sorin, Angelica Calamar, Simion Alexandru, Toth Lorand,
and Kovacs Marius
Measurement and Reduction of Underwater Noise from Anthropic
Activities . 146
Claudia Borda, Marinela Marinescu, Gabriel Gârleanu, Larisa Butu,
Delia Gârleanu, Delicia Arsene, Cristina Modrogan, and Mihai Arsene
A Study on the Exposure to Vibration of the Whole Body
and the Hand-Arm Segment of Motorcyclists 159
Mihaela Picu and Laurentiu Picu
Biomechanics and Bioacoustics
Three Segments Model for Computing Angular Momentum
of Lower Limb in Gait . 173
Andreea Stoia, Dan Ioan Stoia, Cosmina Vigaru, and Nicolae Herisanu
Influence of the Stent Geometry on Flow Parameters After
Arterial Stent Placement . 180
Maria-Cristina Ioncica, Alin-Florin Totorean, and Sandor Ianos BernadContents xi
Numerical Analysis of a Total Hip Prosthesis Under Static Loading
Conditions 187
Corneliu Drug˘ a, Ionel S, erban, Irina Ionit,a, and Anca Stanciu ˘
Designing and FEA Analyzing an Intramedullary Nail for Tibial
Fractures . 196
Irina Ionita, Corneliu Druga, Ileana Rosca, and Ionel S, erban
Smart Posture Corrector . 204
Ramona Nagy, Bianca Popa, and Karoly Menyhardt
Vibratory Analysis of a Robotic Hand . 213
Stefan Dumitru, Andrei Craifaleanu, and Roxana Alexandra Petre ¸
Vibration Problems in Industrial Processes
Experimental Active Vibration Control of a Highly Flexible
Composite Manipulator with Acceleration Feedback 225
Mehmet Uyar, Levent Malgaca, ¸ S.˙ Ipek Lök, and Seda Vatan Can
Artificial Neural Network Approach to Extension of the Frequency
Range for Experimental Determination of Dispersion Relationship
Using Sparse Spatial Data 234
Jelena Tomi´ c, Vladimir Sindeli´ – c, Snežana Ciri´ ´ c Kosti´ c,
Nebojša Bogojevi´ c, and Zlatan Šoški´ c
Parametric Assessment of the Elastomeric Anti-vibration Devices
According to the Dynamic Test Regime 246
Polidor Bratu
The Dynamic Compaction Regime of the Discretely Variable
Viscoelastic Soil Parameters During the Work Process 254
Cornelia Florentina Dobrescu
Dynamic Aspect for Self-Propelled Carriages 260
Gina Diana Musc˘ a Anghelache
Research on Optimizing the Locations of the Sensors of the Strain
Gauge Measurement System for Structures Which Vibrate 269
Cardei Petru and Matache Mihai
Structural Vibration
Nonlinear Vibrations Control of Rotating Thin-Walled
Piezo-Composite Beams 281
Jerzy Warminski, Jaroslaw Latalski, and Zofia Szmitxii Contents
An Analysis of the Inertial Platform Behavior of the ELI-NP
Project in Case of an Earthquake . 300
Polidor Bratu, Nicusor Dragan, Calin Itu, Paul Nicolae Borza,
Ovidiu Vasile, Sorin Vlase, and Adrian Eracle Nicolescu
Spectral Approach of Reinforced Concrete Column Dynamics . 308
Maciej Dutkiewicz and Marcela R. Machado
Gough-Stewart Platform Stiffness and Eigenmodes Evaluation 319
Ciprian Dragne and Veturia Chiroiu
Vibration Characterisation of a Damaged Cable by the Spectral
Element Method . 329
Maciej Dutkiewicz and Marcela R. Machado
Aspects Regarding 3D Modeling and Finite Element Analysis
for the Work Equipment of a Forklift . 338
Aurora Potîrniche and Gigel C˘ ap˘ at,ân˘ a
Assessing the Crack Location in a Cantilever Beam by Analyzing
the Natural Frequency Evolution . 347
Mario Ardeljan, Gilbert-Rainer Gillich, Marius-Vasile Pop,
and Codruta Oana Hamat
Experimental Results from Testing a Rolling Pendulum Base
Isolation System at Bridge Structures Subjected by Dynamic
Shocks and Vibrations . 355
Fanel Scheaua
Study on the Behavior of the Isolated Structures with Friction
Pendulums and a Counterweight 364
Tatian-Cristian Malin, Gilbert-Rainer Gillich, and Dorian Nedelcu
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