Non-linearities in the vibrations of elastic structures with a closing crack: A state of the art review

A Bovsunovsky, C Surace - Mechanical Systems and Signal Processing, 2015‏ - Elsevier
The main purpose of the present review paper is to illustrate the principal achievements of
numerous researchers who have studied the non-linear effects caused by a closing crack in …

[PDF][PDF] A review of damage detection and health monitoring of mechanical systems from changes in the measurement of linear and non-linear vibrations

JJ Sinou - Mechanical vibrations: measurement, effects and …, 2009‏ - hal.science
A Review of Damage Detection and Health Monitoring of Mechanical Systems from Changes in
the Measurement of Linear and Non-linea Page 1 A Review of Damage Detection and Health …

[ספר][B] Rotor systems: analysis and identification

R Tiwari - 2017‏ - taylorfrancis.com
The purpose of this book is to give a basic understanding of rotor dynamics phenomena with
the help of simple rotor models and subsequently, the modern analysis methods for real life …

Dynamic modeling and verification of rotating compressor blade with crack based on beam element

H Guan, K Ni, H Ma, Q **ong, W Wang… - Applied Mathematical …, 2024‏ - Elsevier
Aero-engine blades may crack under harsh operating environments. This reduces the
reliability of the aero-engine and causes catastrophic accidents. Although dynamic modeling …

Axial-bending coupling vibration characteristics of a rotating blade with breathing crack

ZY Wu, H Yan, LC Zhao, G Yan, ZB Yang, HF Hu… - … Systems and Signal …, 2023‏ - Elsevier
Blade crack is one of the most common blade failures of rotating machines which may lead
to catastrophic accidents. Although many nonlinear vibrations of breathing crack have been …

Modal characteristics of a flexible dual-rotor coupling system with blade crack

ZY Wu, H Yan, LC Zhao, G Yan, A Chen… - Journal of Sound and …, 2023‏ - Elsevier
Rotating blade is highly susceptible to cracking in harsh conditions, which seriously affects
the dynamic characteristics of the power equipment. Existing research focuses primarily on …

The strain energy release approach for modeling cracks in rotors: A state of the art review

CA Papadopoulos - Mechanical systems and signal processing, 2008‏ - Elsevier
The strain energy release rate (SERR) theory, combined with Linear Fracture Mechanics
and Rotordynamics theories, has been widely used over the last three decades in order to …

Vibration response of misaligned rotors

TH Patel, AK Darpe - Journal of sound and vibration, 2009‏ - Elsevier
Misalignment is one of the common faults observed in rotors. Effect of misalignment on
vibration response of coupled rotors is investigated in the present study. The coupled rotor …

Time-domain spectral finite element method for analysis of torsional guided waves scattering and mode conversion by cracks in pipes

C Yeung, CT Ng - Mechanical Systems and Signal Processing, 2019‏ - Elsevier
This paper presents a computationally efficient time-domain spectral finite element method
(SFEM) and a crack model to take into account guided wave propagation, scattering and …

Guided wave-based identification of multiple cracks in beams using a Bayesian approach

S He, CT Ng - Mechanical Systems and Signal Processing, 2017‏ - Elsevier
A guided wave damage identification method using a model-based approach is proposed to
identify multiple cracks in beam-like structures. The guided wave propagation is simulated …