Rotor dynamic behaviors of a novel bearing system with bi-directional tilting effects: Experiment and theory

Z Xie, K Yang, W Gao, B Zhao, P Du… - Mechanical Systems and …, 2024 - Elsevier
The strong time-varying dynamic load, irregular and unpredictable impact of the propeller
lead to the shaft inclination and uncertain contact, which worsen the stability of propulsion …

Rotor fault diagnosis of centrifugal pumps in nuclear power plants based on CWGAN-GP-CNN for imbalanced dataset

D Cui, R Zhou, H Li, R Hua, Z Chen, H Liu… - Progress in Nuclear …, 2025 - Elsevier
As a crucial device in nuclear power plants, centrifugal pumps undertake the critical role of
cooling water circulation. Centrifugal pump rotor misalignment and unbalanced faults cause …

[HTML][HTML] Research on diagnosis method of centrifugal pump rotor faults based on IPSO-VMD and RVM

L Dong, Z Chen, R Hua, S Hu, C Fan - Nuclear Engineering and …, 2023 - Elsevier
Centrifugal pump is a key part of nuclear power plant systems, and its health status is critical
to the safety and reliability of nuclear power plants. Therefore, fault diagnosis is required for …

A state-of-the-art review on the misalignment, failure modes and its detection methods for bearings

R Kumar, M Singh, S Khan, J Singh, S Sharma… - Mapan, 2023 - Springer
Bearing is one of the main components of machines and any defect in bearings, mostly
misalignment, leads to sudden breakdown of machines; this review elucidates different …

Empirical-based DA and ANN to diagnose misalignment in rotor-bearing system

GL Suryawanshi, SK Patil… - … Testing and Evaluation, 2024 - Taylor & Francis
Timely and accurate misalignment fault detection in rotor bearing systems is crucial for
reliable and efficient operation, especially in Industry 4.0 based condition monitoring. The …

Diagnostic and severity analysis of combined failures composed by imbalance and misalignment in rotating machines

DHC de Sá Só Martins, DP Viana, AA de Lima… - … International Journal of …, 2021 - Springer
Failure detection from mechanical vibration analysis is crucial in industry machinery, with
early discovery allowing for preventive action to be performed. This paper introduces a …

Hybrid data augmentation method for combined failure recognition in rotating machines

DH Martins, AA de Lima, MF Pinto, DO Hemerly… - Journal of Intelligent …, 2023 - Springer
Rotating machines are frequently subject to a wide range of rough conditions, resulting in
mechanical failures and performance degradation. Thus, it is important to apply proper …

Unravelling the Dynamics of Misalignment-Induced Vibrations in Two Jaw Elastomeric Couplings for Enhanced Industrial Reliability: A Comprehensive Analysis of …

GD Mehta, SD Shelare, AA Pachpor, S Sharma… - Journal of Vibration …, 2024 - Springer
Purpose In industrial applications, couplings are widely utilised, primarily to connect prime
movers to process machines. However, coupling must contend with various induced …

Dynamic response of a rotating assembly under the coupled effects of misalignment and imbalance

M Desouki, S Sassi, J Renno, SA Gowid - Shock and Vibration, 2020 - Wiley Online Library
In rotating machinery, the second most common fault after imbalance is misalignment.
Misalignment can have a severe impact on equipment and may reduce the machine's …

Experimental investigation of effects of ship propulsion shafting alignment on shafting whirling and bearing vibrations

J Lei, R Zhou, H Chen, Y Gao, G Lai - Journal of Marine Science and …, 2022 - Springer
The propulsion shafting is one of the main excitation sources of ship vibration and noise.
Thus, shafting vibration and alignment are very important issues in the design of a …