Skip to main content

Meccanica OnlineFirst articles

24-02-2024

Spur gear time-varying mesh stiffness considering meshing phase difference caused by angle misalignment error

Angle misalignment error is a common issue in gear transmission systems that can alter the contact state between gear pairs and change their internal excitation. This paper establishes a time-varying mesh stiffness (TVMS) iterative model …

Authors:
Desheng Zou, Liming Wang, Hui Ye, Wennian Yu, Wenchao Pan, Yimin Shao, Mechefske Chris

Open Access 19-02-2024

Nonlinear nonholonomic systems: a simple approach and various examples

The main theme of the article is the study of discrete systems of material points subjected to constraints not only of a geometric type (holonomic constraints) but also of a kinematical type (anolonomic constraints). The setting up of the …

Author:
Federico Talamucci

18-02-2024

A fast forward kinematics algorithm based on planar quaternion solution for a class of 3-DoF planar parallel mechanisms

This paper presents a algorithm of fast-solving forward kinematics for a class of three-degrees-of-freedom (3-DoF) of planar parallel mechanisms (PPMs) based on the kinematic mapping of constrained planar motions and planar quaternions. Firstly, a …

Authors:
Linkang Wang, Zhicheng Song, Jingjing You, Yao Li, Hongtao Wu

12-02-2024

Comparison behavior of two compressible isotropic hyperelastic models in framework of a coupled axial stretch to simple shear test

In this paper, we have analyzed behavior of the generalized compressible isotropic Blatz–Ko model and the so-called basic-Hencky model in the framework of a coupled axial-stretching to simple shear test under the plane stress condition. The …

Authors:
Hocine Bechir, Mounir Methia, Kamel Yaya

Open Access 12-02-2024

The use of an artificial neural network for assessing tone perception in electric powertrain noise, vibration and harshness

The transition from internal combustion engines to electric powertrains brings new challenges for the Noise, Vibration, and Harshness (NVH) analysis of these vehicles. The tonal nature of the electromagnetic excitations and of the gear meshing …

Authors:
Marcos Ricardo Souza, Ahmed Haris, Leon Rodrigues, Guenter Offner, Martin Sopouch, Franz Diwoky, Mahdi Mohammadpour, Stephanos Theodossiades

09-02-2024

A generalisation of the integral Maxwell model: the gK-BKZ model—frame invariance and analytical solutions

In this work, we present a generalisation of the Maxwell integral model by developing a new relaxation modulus based on the Mittag-Leffler function. The new model provides a better fit to linear experimental data compared to a classical 2-mode …

Authors:
Rosalía T. Leiva, Luís L. Ferrás, Antonio Castelo, Maria Luísa Morgado, Magda Rebelo, Juliana Bertoco, Alexandre M. Afonso

07-02-2024

Optimized Gauss–Legendre–Hermite 2-point (O-GLH-2P) method for nonlinear time-history analysis of structures

An efficient time-integration method is developed for nonlinear dynamic analysis (NDA) of single-degree-of-freedom (SDOF) structural systems. The main novelty of the new method is to couple Gauss–Legendre integrator with particular forms of …

Author:
Mehdi Babaei

07-02-2024

Study on the stability of space sleeve stretching arm in the transition stage on non-continuous rigid surfaces based on scale optimization of elastic micro-convex bodies

To address the challenges of extension/retraction distance, stiffness, and accuracy in space telescope sleeve-type stretching arms, a wheel-type variable-diameter internal drive device has been employed as a replacement for the existing driving …

Authors:
YingJun Guan, WeiQi Huang, Hao Wang, HuanQuan Lu, HuiSheng Yang

Open Access 03-02-2024

A fault detection strategy for an ePump during EOL tests based on a knowledge-based vibroacoustic tool and supervised machine learning classifiers

This paper presents a methodology for identifying faulty components in an electric pump during the end-of-line test based on accelerations and pressure pulsation data used to train an ensemble learning algorithm based on supervised machine …

Authors:
Pasquale Borriello, Fabrizio Tessicini, Giuseppe Ricucci, Emma Frosina, Adolfo Senatore

28-01-2020 | Correction

Correction to: An improved quadrilateral finite element for nonlinear second-order strain gradient elastic Kirchhoff plates

This article was published with an erroneous version of Eq. 6 and therefore has been corrected.

Authors:
Bishweshwar Babu, B. P. Patel

20-01-2020

Analytical estimates of the pull-in voltage for carbon nanotubes considering tip-charge concentration and intermolecular forces

Two-side accurate analytical estimates of the pull-in parameters of a carbon nanotube switch clamped at one end under electrostatic actuation are provided by considering the proper expressions of the electrostatic force and van der Waals …

Authors:
Giovanni Bianchi, Enrico Radi

20-01-2020 | Correction

Correction to: Bonded contact and general crack problems in generalized materials and their relationships

Due to an unfortunate turn of events, Eqs. 52, 155, 156 and 157 contain errors. Please find below the correct version of the equations mentioned that should be regarded as the final version by the reader.

Author:
V. I. Fabrikant

17-01-2020

Time-varying mesh stiffness calculation of a planetary gear set with the spalling defect under sliding friction

Time-varying mesh stiffness (TVMS) is an important excitation source of a planetary gear set. Sliding friction and spalling defects have significant effect on the TVMS. Accurate evaluation of the TVMS can help obtain the vibration characteristics …

Authors:
Wei Luo, Baijie Qiao, Zhixian Shen, Zhibo Yang, Xuefeng Chen

16-01-2020

Effect of nonlinear cladding stiffness on the stability and Hopf bifurcation of a heat-exchanger tube subject to cross-flow

The linear stability of a heat-exchanger tube modeled as a single-span cantilever beam subjected to cross-flow has been studied with two parameters: (1) varying stiffness of the baffle-cladding at the free end and (2) varying flow velocity. A …

Authors:
Varun Vourganti, Ajinkya Desai, Surya Samukham, C. P. Vyasarayani

16-01-2020 | Correction

Correction to: Assessment of shunted piezoelectric devices for simultaneous noise and vibration reduction: comparison of passive, active and hybrid networks

Due to an unfortunate turn of events, this article was published without mention of the first author. Please find on this page all authors listed in the correct order that should be regarded as the final version by the reader.

Authors:
Seyyed M. Hasheminejad, Mehran Shahraeeni

16-01-2020

Neuro fuzzy control on horizontal axis wind turbine

To maintain the level of development renewable energy sources must step-in. One alternative is wind energy, it is a clean, stable and consolidated technology driven by the movement of air masses in the planetary boundary layer. This paper aims to …

Authors:
Wagner Barth Lenz, Angelo Marcelo Tusset, Mauricio Ap. Ribeiro, Jose Manoel Balthazar

03-01-2020

Uncertain and sensitivity analyses of a composite shaft

Composite materials have been widely used in engineering applications due to their many advantages over conventional materials. Following this trend, researchers on rotordynamics have shown interest in the replacement of metallic by composite …

Authors:
Paulo C. P. de F. Barbosa, Fabian Andres Lara-Molina, Izabela Batista da Silva, Aldemir Ap. Cavalini Jr, Valder Steffen Jr

02-01-2020

Behavior of piezoelectric layered composites with mechanical and electrical non-uniform imperfect contacts

In this work, the two scales asymptotic homogenization method (AHM) is applied for determining the effective coefficients of laminated piezoelectric composite with periodic structure under non-uniform electrical and mechanical imperfect contact …

Authors:
J. C. López-Realpozo, R. Rodríguez-Ramos, A. J. Quintero Roba, H. Brito-Santana, R. Guinovart-Díaz, Volnei Tita, F. Lebon, H. Camacho-Montes, Y. Espinosa-Almeyda, J. Bravo-Castillero, F. J. Sabina

23-12-2019

Periodic interfacial cracks in dissimilar piezoelectric materials under the influence of Maxwell stress

This paper presents an analytical method to investigate the dissimilar piezoelectric materials containing periodic cracks in the presence of uniform electromechanical loads with consideration of the Maxwell stress. Using Stroh’s formalism and …

Authors:
Pengyu Pei, Guang Yang, Yan Shi, Cunfa Gao

19-12-2019

The analysis of vibration characteristics of fiber metal laminated thin plate with partial constrained layer damping patches treatment

This study focuses on vibration characteristics analysis of fiber metal laminated thin plate (FMLTP) with partial constraint layer damping (CLD) patches treatment. Firstly, the overall stress–strain relationships of the viscoelastic layer, the …

Authors:
Zhuo Xu, Hui Li, Wen-Yu Wang, Bang-Chun Wen