A review on vibration-based condition monitoring of rotating machinery
Monitoring vibrations in rotating machinery allows effective diagnostics, as abnormal
functioning states are related to specific patterns that can be extracted from vibration signals …
functioning states are related to specific patterns that can be extracted from vibration signals …
Rotating machinery fault-induced vibration signal modulation effects: A review with mechanisms, extraction methods and applications for diagnosis
Rotating machinery faults can induce characteristic modulation effects in a vibration signal,
and their diagnosis can thus be conducted by extracting fault-induced modulation features …
and their diagnosis can thus be conducted by extracting fault-induced modulation features …
Fault mechanism and dynamic modeling of planetary gear with gear wear
Gear wear is a typical and common early failure, which could lead to geometric deviation of
tooth surface, further affecting vibration signal and transmission error. This paper is devoted …
tooth surface, further affecting vibration signal and transmission error. This paper is devoted …
Detection of rub-impact fault for rotor-stator systems: A novel method based on adaptive chirp mode decomposition
For rotating machineries, rub-impact between the surfaces of the rotor and the stator during
the rotation is a common and severe fault. The rub-impact fault will lead to a frequency …
the rotation is a common and severe fault. The rub-impact fault will lead to a frequency …
The numerical modeling of rotor–stator rubbing in rotating machinery: a comprehensive review
K Prabith, IRP Krishna - Nonlinear Dynamics, 2020 - Springer
The rotor–stator rubbing in rotating machinery generated as a consequence of rotor
imbalance, shaft misalignment, and casing deformation is a potential threat to the machinery …
imbalance, shaft misalignment, and casing deformation is a potential threat to the machinery …
Underwater dynamic response at limited points expanded to full-field strain response
Y Chen, D Joffre, P Avitabile - … of Vibration and …, 2018 - asmedigitalcollection.asme.org
Expansion of real-time operating data from limited measurements to obtain full-field
displacement data has been performed for structures in air. This approach has shown great …
displacement data has been performed for structures in air. This approach has shown great …
Second order multi-synchrosqueezing transform for rub-impact detection of rotor systems
Rub-impact fault is one of the most common and severe failure modes for rotating
machinery. Disclosing the changing dynamic in rub-impact fault signal could provide a basic …
machinery. Disclosing the changing dynamic in rub-impact fault signal could provide a basic …
Reassignment-enable reweighted sparse time-frequency analysis for sparsity-assisted aeroengine rub-impact fault diagnosis
Time-frequency analysis (TFA) is an effective tool for the feature extraction of nonstationary
signals. However, the energy concentration of the TF representation (TFR) obtained by …
signals. However, the energy concentration of the TF representation (TFR) obtained by …
General synchroextracting chirplet transform: Application to the rotor rub-impact fault diagnosis
Z Meng, M Lv, Z Liu, F Fan - Measurement, 2021 - Elsevier
The rub-impact fault between the rotor and the stator surface is a common and serious
failure in rotating machinery. The vibration signals acquired during the rotating machinery …
failure in rotating machinery. The vibration signals acquired during the rotating machinery …
Nonlinear dynamic behavior of rotating blade with breathing crack
This study aims at investigating the nonlinear dynamic behavior of rotating blade with
transverse crack. A novel nonlinear rotating cracked blade model (NRCBM), which contains …
transverse crack. A novel nonlinear rotating cracked blade model (NRCBM), which contains …