Gearbox fault identification and classification with convolutional neural networks

ZQ Chen, C Li, RV Sanchez - Shock and Vibration, 2015 - Wiley Online Library
Vibration signals of gearbox are sensitive to the existence of the fault. Based on vibration
signals, this paper presents an implementation of deep learning algorithm convolutional …

An experimental study on vibration signatures for detecting incipient cavitation in centrifugal pumps based on envelope spectrum analysis

AR Al-Obaidi, H Towsyfyan - Journal of Applied Fluid Mechanics, 2019 - jafmonline.net
Vibration signatures have been studied for monitoring the condition of centrifugal pumps by
many researchers, however, there is limited published information on the application of …

An improved bearing fault diagnosis method using one-dimensional CNN and LSTM

H Pan, X He, S Tang, F Meng - Strojniski Vestnik-Journal of …, 2018 - go.gale.com
As one of the most critical components in rotating machinery, bearing fault diagnosis has
attracted many researchers' attention. The traditional methods for bearing fault diagnosis …

A review of pump cavitation fault detection methods based on different signals

X Liu, J Mou, X Xu, Z Qiu, B Dong - Processes, 2023 - mdpi.com
As one of the research hotspots in the field of pumps, cavitation detection plays an important
role in equipment maintenance and cost-saving. Based on this, this paper analyzes …

OntoProg: An ontology-based model for implementing Prognostics Health Management in mechanical machines

DL Nuñez, M Borsato - Advanced Engineering Informatics, 2018 - Elsevier
Abstract Trends in Prognostics Health Management (PHM) have been introduced into
mechanical items of manufacturing systems to predict Remaining Useful Life (RUL). PHM as …

Cavitation diagnosis for water distribution pumps: An early-stage approach combing vibration signal-based neural network with high-speed photography

Z Tong, H Liu, XE Cao, D Westerdahld, X ** - … Energy Technologies and …, 2023 - Elsevier
As an essential component of municipal water distribution systems, centrifugal water pumps
are of great significance to achieve urban sustainability. Cavitation is a common …

Cavitation identification in a hydraulic bulb turbine based on vibration and pressure fluctuation measurements

J Feng, N Zhao, G Zhu, G Wu, Y Li, X Luo - Mechanical Systems and Signal …, 2024 - Elsevier
Cavitation can lead to reduced efficiency, increased vibration and noise in hydraulic
turbines. Accurate and rapid identification of cavitation states in a turbine is important. In this …

Development of a CNN-based fault detection system for a real water injection centrifugal pump

ACO e Souza, MB de Souza Jr, FV da Silva - Expert Systems with …, 2024 - Elsevier
Large-sized centrifugal pumps play a major role in produced water injection systems in oil
and gas production. Monitoring this equipment operation is vital to guarantee its efficiency …

Improving accuracy of cavitation severity detection in centrifugal pumps using a hybrid feature selection technique

R Azizi, B Attaran, A Hajnayeb, A Ghanbarzadeh… - Measurement, 2017 - Elsevier
Although the severity of cavitation determines the type of maintenance procedure, most of
the previous studies have been focused only on the detection. This paper presents a system …

An experimental study on the cavitation vibration characteristics of a centrifugal pump at normal flow rate

Y Li, G Feng, X Li, Q Si, Z Zhu - Journal of Mechanical Science and …, 2018 - Springer
Cavitation is a challenging flow abnormality that leads to undesirable effects on the energy
performance of the centrifugal pump and the reliable operation of the pump system. The …