English
Related papers

Related papers: Ant Colony Optimization of Rough Set for HV Bushin…

200 papers

Most transformer failures are attributed to bushings failures. Hence it is necessary to monitor the condition of bushings. In this paper three methods are developed to monitor the condition of oil filled bushing. Multi-layer perceptron…

Neural and Evolutionary Computing · Computer Science 2011-08-24 LJ Mpanza , T. Marwala

This paper presents bushing condition monitoring frameworks that use multi-layer perceptrons (MLP), radial basis functions (RBF) and support vector machines (SVM) classifiers. The first level of the framework determines if the bushing is…

Artificial Intelligence · Computer Science 2007-05-23 C. B. Vilakazi , T. Marwala , P. Mautla , E. Moloto

The work proposes the application of fuzzy set theory (FST) to diagnose the condition of high voltage bushings. The diagnosis uses dissolved gas analysis (DGA) data from bushings based on IEC60599 and IEEE C57-104 criteria for oil…

Artificial Intelligence · Computer Science 2007-05-23 Sizwe M. Dhlamini , Tshilidzi Marwala , Thokozani Majozi

Rolling bearings are one of the most widely used bearings in industrial machines. Deterioration in the condition of rolling bearings can result in the total failure of rotating machinery. AI-based methods are widely applied in the diagnosis…

Machine Learning · Computer Science 2022-07-20 V. Sinitsin , O. Ibryaeva , V. Sakovskaya , V. Eremeeva

Dissolved Gas-in-oil analysis (DGA) is used to monitor the condition of bushings on large power transformers. There are different techniques used in determining the conditions from the data collected, but in this work the Artificial…

Machine Learning · Computer Science 2022-04-22 Joshua Tshifhiwa Maumela

In the domain of rotating machinery, bearings are vulnerable to different mechanical faults, including ball, inner, and outer race faults. Various techniques can be used in condition-based monitoring, from classical signal analysis to deep…

Machine Learning · Statistics 2024-07-26 Victoria Jorry , Zina-Sabrina Duma , Tuomas Sihvonen , Satu-Pia Reinikainen , Lassi Roininen

Resistive Plate Chamber (RPC) is one of the most commonly used detectors in high energy physics experiments for triggering and tracking because of its good efficiency ($\textgreater$~90\%) and time resolution ($\sim$~1-2~ns). Generally,…

Instrumentation and Detectors · Physics 2025-03-21 A. Sen , S. Mandal , S. Chatterjee , S. Gope , S. Das , S. Biswas

Multilayer perceptron (MLP), one of the most fundamental neural networks, is extensively utilized for classification and regression tasks. In this paper, we establish a new generalization error bound, which reveals how the variance of…

Machine Learning · Computer Science 2025-08-29 Feijiang Li , Liuya Zhang , Jieting Wang , Tao Yan , Yuhua Qian

Gaussian mixture models (GMM) and support vector machines (SVM) are introduced to classify faults in a population of cylindrical shells. The proposed procedures are tested on a population of 20 cylindrical shells and their performance is…

Artificial Intelligence · Computer Science 2007-05-23 Tshilidzi Marwala , Unathi Mahola , Snehashish Chakraverty

Frequency domain analysis using the Fast Fourier transform (FFT) has been a popular method for diagnosing broken rotor bar (BRB) faults in squirrel-cage induction motors (IM). However, FFT analysis is limited by sampling frequency and time…

Signal Processing · Electrical Eng. & Systems 2024-08-06 Asma Guedidi , Widad Laala

Vibration-based condition monitoring techniques are commonly used to detect and diagnose failures of rolling bearings. Accuracy and delay in detecting and diagnosing different types of failures are the main performance measures in condition…

Signal Processing · Electrical Eng. & Systems 2022-08-15 Sulaiman Aburakhia , Ryan Myers , Abdallah Shami

Power transformers are an important component of a nuclear power plant (NPP). Currently, the NPP operates a lot of power transformers with extended service life, which exceeds the designated 25 years. Due to the extension of the service…

Machine Learning · Computer Science 2022-11-22 Iurii Katser , Dmitriy Raspopov , Vyacheslav Kozitsin , Maxim Mezhov

Diagnosis in PV systems aims to detect, locate and identify faults. Diagnosing these faults is vital to guarantee energy production and extend the useful life of PV power plants. In the literature, multiple machine learning approaches have…

Faults related to hydrodynamic bearing can imply in high maintenance costs when late-detected and even to the total shutdown of the system. Thus, techniques of early fault diagnosis have high relevance to the reliability of rotating…

Dynamical Systems · Mathematics 2021-05-25 Marcus Vinícius Medeiros Oliveira , Barbara Zaparoli Cunha , Gregory Bregion Daniel

Bearing faults in rotating machinery can lead to significant operational disruptions and maintenance costs. Modern methods for bearing fault diagnosis rely heavily on vibration analysis and machine learning techniques, which often require…

Machine Learning · Computer Science 2025-09-03 Efe Çakır , Patrick Dumond

The AIRIX facility is a high current linear accelerator (2-3.5kA) used for flash-radiography at the CEA of Moronvilliers France. The general background of this study is the diagnosis and the predictive maintenance of AIRIX. We will present…

Accelerator Physics · Physics 2016-09-08 J. C. Ribes , G. Delaunay , J. Delvaux , E. Merle , M. Mouillet

Salient object detection requires a comprehensive and scalable receptive field to locate the visually significant objects in the image. Recently, the emergence of visual transformers and multi-branch modules has significantly enhanced the…

Computer Vision and Pattern Recognition · Computer Science 2021-10-18 Mingcan Ma , Changqun Xia , Chenxi Xie , Xiaowu Chen , Jia Li

The growing penetration of renewable and distributed generation is transforming power systems and challenging conventional protection schemes that rely on fixed settings and local measurements. Machine learning (ML) offers a data-driven…

Machine Learning · Computer Science 2025-12-18 Julian Oelhaf , Mehran Pashaei , Georg Kordowich , Christian Bergler , Andreas Maier , Johann Jäger , Siming Bayer

Establishing accurate field development parameters to optimize long-term oil production takes time and effort due to the complexity of oil well development, and the uncertainty in estimating long-term well production. Traditionally, oil and…

Machine Learning · Computer Science 2024-02-27 Anjie Liu , Jinglang W. Sun , Anh Ngo , Ademide O. Mabadeje , Jose L. Hernandez-Mejia

Prediction of failures in real-world robotic systems either requires accurate model information or extensive testing. Partial knowledge of the system model makes simulation-based failure prediction unreliable. Moreover, obtaining such…

Robotics · Computer Science 2024-10-15 Anjali Parashar , Kunal Garg , Joseph Zhang , Chuchu Fan
‹ Prev 1 2 3 10 Next ›